Passage Editing Practice | Find Grammar Errors in Context Without Changing Meaning

Passage editing is where grammar knowledge stops being a list of rules and becomes a reading problem.

A single sentence can often be corrected by looking at its local structure. A passage is harder. The correct form may depend on a noun introduced two sentences earlier, a timeline established at the beginning, a pronoun whose antecedent sits several lines away, a repeated term that has become definite, or a contrast that only makes sense after the reader understands the whole paragraph. That is why learners who perform well on isolated grammar questions can still lose marks when the same grammar is embedded in a continuous text.

This manual is the canonical SETC longform for Secondary English passage editing practice. It belongs to the Secondary English Editing Examination Performance lane and builds directly on English Error Correction Exercises With Answers | Train Detection Before Repair and Grammar Editing Exercises | Subject–Verb Agreement, Tense, Word Form and Prepositions.

The central rule of this page is simple:

THE PASSAGE OWNS THE MEANING. YOUR EDIT MUST REPAIR THE GRAMMAR WITHOUT TAKING THAT MEANING AWAY.

Maren will focus on structure and how sentences connect. Iona will focus on evidence, reference and whether a proposed correction is justified by context. Leonie will focus on execution under time: how far to read, when to stop, how to return to uncertainty, and how to finish the whole passage without making speculative changes.

1. Why passage editing is a different skill

Sentence-level exercises tell the learner where one problem begins and ends. Passage editing removes that comfort. A sentence may contain a tense that looks strange until the previous sentence is read. An article may appear wrong until we discover that the noun was introduced earlier. A pronoun may look ambiguous until the next line resolves it. A connector may be impossible to judge until the relationship between two ideas becomes clear.

Passage editing therefore combines:

• grammar knowledge;
• reading comprehension;
• reference tracking;
• timeline construction;
• discourse awareness;
• error detection;
• minimal repair;
• false-positive control;
• time management.

The visible task may be “find the wrong word.” The hidden task is much larger.

2. The passage-editing chain

READ THE WHOLE → ESTABLISH TOPIC AND TIME → MAP REFERENCES → WORK SENTENCE BY SENTENCE → TEST LOCAL GRAMMAR → CHECK AGAINST PASSAGE MEANING → REPAIR MINIMALLY → REREAD THE LINK → MOVE.

Every stage can fail. A learner can know the grammar but misunderstand the passage. Another can read well but change a correct form because she expects an error. A third can find the right correction but alter too much and damage coherence. Training should reveal which stage is weak.

3. Read once before editing

The first read should be fast but meaningful. Do not search for errors yet. Establish three things:

1. Topic: What is the passage about?
2. Time frame: Is it a general explanation, a past narrative, a current report, a future plan, or a mixture?
3. Reference system: Which people, objects, groups or ideas will likely be referred to again?

This opening read reduces later uncertainty. If the passage begins, Last year, a research team began a six-month survey, you already know that later verbs describing that six-month survey probably belong to a completed past frame unless the text deliberately shifts to the present. If the passage introduces a device, a later phrase the device may be correct because the referent is now established.

4. Topic is not decoration

Understanding the topic helps constrain meaning. In a passage about a historical event, a sudden present tense may be a general truth or may be an error. In a scientific explanation, present tense may be expected even though the experiment was performed in the past. In a narrative, pronouns are easier to resolve when the learner knows which character is acting.

You do not need expert subject knowledge. You need enough meaning to determine the grammatical relationship.

5. Passage time is a system

Many editing errors come from treating verbs individually. A passage establishes a temporal architecture. Consider:

Last April, a school ecology club began monitoring a pond. Members visited the site every Friday. By June, they had recorded more than one hundred observations. The club now uses the same method in two other locations.

The passage moves from completed past, to earlier-past completion, to present. That is not inconsistency. It is a coherent timeline.

Maren maps structure. Iona asks what each tense contributes. Leonie remembers that changing every verb to the same tense would be fast but wrong.

6. Reference chains stretch across sentences

Passages contain chains such as:

A sensor was installed beside the river. The device recorded temperature every ten minutes. It also measured oxygen levels.

A sensor → the device → it refers to one entity. Articles and pronouns depend on that chain.

If a learner edits the device to a device merely because indefinite articles were recently practised, the passage becomes less coherent. The first mention already introduced the referent.

7. The minimum-meaning rule

When a topic is unfamiliar, ask only for the meaning needed to solve the grammar. You may not understand every technical word in a passage about astronomy, robotics or architecture. You may still be able to identify the subject, trace a pronoun, build a timeline and see what a modifier attaches to.

Iona’s question is: What minimum meaning must I know to decide this form?

This protects the learner from wasting time trying to become an expert on the topic before editing it.

8. Sentence boundaries matter more than line breaks

Some examination formats divide passages into lines. Grammar does not care about the typography. A subject can sit at the end of one line and its verb at the beginning of the next. A relative clause can cross line boundaries. A pronoun can refer several lines upward.

Always work with the sentence and clause, not the printed line alone.

9. The context window

For each suspected error, decide how much context is needed:

• one phrase for many preposition or word-form choices;
• one clause for agreement and verb chains;
• one sentence for modifiers and comparisons;
• two or more sentences for tense sequence, articles, pronouns and cohesion.

Strong editors expand the context window only as far as needed.

10. Local correctness can still damage global meaning

A replacement word may be grammatically correct in isolation yet wrong in the passage. For example:

A biologist placed a tag on a bird. Later, the tag transmitted its location.

Changing the tag to a tag creates no local grammar error, but it breaks the established reference. Passage editing evaluates local grammar inside global coherence.

11. First-pass triage

On the first editing pass, classify lines or sentences into three groups:

• clear correction;
• probably correct;
• uncertain—return later.

Leonie uses this triage to stop one difficult sentence from consuming the entire task. The uncertain category is not a failure. It is a temporary queue.

12. Passage-editing proof

Before committing to a correction, complete this sentence mentally:

This is wrong because ______, and this repair preserves the passage meaning because ______.

Early learners may say the proof aloud during practice. Advanced learners compress it internally.

13. Articles depend on discourse

Article choice is one of the clearest examples of passage-level grammar.

A researcher opened a sealed box. Inside the box was a damaged notebook. The notebook contained several sketches.

The first mention uses a; later mentions use the because the referent is established. A sentence-level worksheet can teach articles, but only a passage can properly test this discourse progression.

14. Article Practice Passage A

A technician entered a laboratory and placed a small container on the table. After recording its label, she opened a container and removed a sample. The sample was transferred to a glass tube. A tube was then placed inside the scanner.

Answer and reasoning

opened a container → opened the container because the same container was already introduced. A tube was then placed → The tube was then placed because the tube was introduced in the previous sentence. a laboratory, a small container, a sample and a glass tube are appropriate first mentions.

15. Article Practice Passage B

A student found old map in a drawer. The map showed a coastline that looked different from the modern one. On back of the map, someone had written a date. The date helped the student identify period in which the map was produced.

Key

old map → an old map. On back → On the back because it is the specific back of the established map. identify period → identify the period if the intended period becomes specific through the following relative clause. The exact article choice depends on intended definiteness, which is why context is needed.

16. Pronoun reference must be earned

A pronoun is efficient only when the reader can recover its antecedent. In passage editing, ask:

• What noun does the pronoun replace?
• Does number match?
• Is more than one antecedent plausible?
• Does the passage keep the same referent active?

Not every ambiguous pronoun is a one-word grammar error. The task scope matters. But reference tracking helps prevent incorrect changes elsewhere.

17. Pronoun Practice Passage A

Maren placed the reports beside the laptop before leaving the room. When Iona returned, she moved them to the shelf because it was needed for the presentation.

Analysis

them clearly refers to the reports. it is ambiguous: it could refer to the laptop, shelf, or possibly another singular referent depending on context. In open editing, rewrite the noun explicitly: because the laptop was needed for the presentation if that is the intended meaning. In a constrained one-word grammar task, such a sentence would be poorly designed unless the intended target is made clear.

18. Pronoun Practice Passage B

A team tested two sensors beside the river. One was placed near the surface and the other close to the riverbed. They recorded temperature for twenty-four hours. At noon, it showed a sudden increase.

Analysis

They can refer to both sensors and is coherent. it does not identify which sensor showed the increase. If the passage later clarifies the surface sensor, the reference may become recoverable. Otherwise, open editing should name the sensor. Passage context determines whether the problem is real.

19. Agreement can depend on earlier noun phrases

In a passage, a noun phrase may be shortened later:

A set of instruments was delivered. The instruments were checked that afternoon.

The first sentence is controlled by singular head set. The next sentence is controlled by plural instruments. Learners who carry number mechanically from one sentence to the next can create false corrections.

20. Agreement Passage A

A collection of historical photographs were donated to the archive last year. The photographs show streets, buildings and public events from the 1950s. Each of the images have a short handwritten description. The condition of the photographs vary, but most can still be digitised safely. A number of volunteers is helping the archive scan the collection.

Key

collection…were → was. Each…have → has. condition…vary → varies. A number of volunteers is → are. The second sentence The photographs show… is correct because the plural noun itself is now the subject.

21. Agreement Passage B

The number of visitors to the centre have increased during the past year. One of the reasons are a new exhibition space. A series of weekend workshops also attract families. Each of the workshops include a practical activity. The popularity of these events have encouraged the centre to extend its opening hours.

Key

number…have → has. One…are → is. series…attract → attracts. Each…include → includes. popularity…have → has.

22. Tense requires a passage clock

A passage often establishes a reference point that controls several verbs. Build the clock before editing.

Example:

In 2023, a school began a reading programme. Students met every Wednesday. By the end of the year, they had completed twelve books. The programme now includes two additional groups.

This is coherent because the final sentence deliberately shifts to the present.

23. Tense Passage A — historical narrative

In 1912, a small expedition arrives at the coast after several weeks at sea. The team established a temporary camp and begins mapping the surrounding area. By the end of the first month, members complete several surveys. They recorded weather conditions every day and sent reports when ships visited. Years later, historians use those reports to reconstruct the expedition’s route.

Key

arrives → arrived. begins → began. complete → had completed or completed, depending on how strongly the writer wishes to mark completion before the end-of-month reference; had completed is especially clear. historians use → historians use can be correct if the passage shifts to a present general statement about current historians; used would be needed if the sentence remains inside a completed historical narrative. Context must decide.

24. Tense Passage B — present research

A research team has monitored a wetland since 2021. Every month, members visited the site to record water level and bird activity. The project produced thousands of observations, and researchers now use them to study seasonal change. Last year, the team installs two automated sensors that continue to send readings today.

Key

If the monthly visits continue to the present, visited → have visited / have been visiting. The project produced → has produced if the accumulation reaches the present. installs → installed because of finished past time Last year. continue to send is correct because the sensors still operate now.

25. Tense Passage C — general explanation plus example

Volcanoes form when molten rock reaches the surface. Last month, scientists at one observatory detected a rise in underground activity. They monitor the area closely for several days before the readings returned to normal. Such changes do not always mean that an eruption will occur.

Key

The general explanation Volcanoes form… is correct in present tense. The narrative begins with Last month, so monitor → monitored. returned is already correct. The final general statement returns to present and is also correct.

26. Do not flatten mixed time frames

One of the worst passage-editing habits is making every verb match the opening tense. Mixed time frames are normal when the text moves among history, current relevance, general truth and future plan.

Before changing a tense, ask whether the shift has a communicative reason.

27. Sequence markers are evidence

Words such as before, after, by the time, since, already, then, now, last year, today and next month help map time. They are not mechanical commands but strong clues.

28. Tense Passage D — sequence markers

By the time Leonie reached the hall, the presentation already starts. She found a seat near the back and listens quietly. After the speaker finished, Leonie asks two questions. She has later written a short reflection for her class.

Key

already starts → had already started. listens → listened. asks → asked. has later written → later wrote if the entire event belongs to the completed past narrative. If the reflection has current relevance and no finished past-time marker is given, a present-perfect option may be possible, but later inside a past narrative strongly favours simple past.

29. Word form changes with sentence architecture

Passages are useful for word-form training because repeated ideas appear in different grammatical roles:

The system is reliable. It performs reliably. Its reliability has improved.

One word family appears as adjective, adverb and noun. Editing requires the learner to identify the local slot while preserving the larger meaning.

30. Word Form Passage A

The new water filter was design for use in remote areas. It is relatively light and can be carried easy by one person. During testing, the filter performed reliable in both warm and cold conditions. Its efficient surprised the engineers, who expected a larger loss of pressure. The final version was significantly improve over the first prototype.

Key

was design → was designed. carried easy → easily. performed reliable → reliably. Its efficient → Its efficiency. significantly improve → significantly improved or a significant improvement over, depending on intended structure. The minimal repair in the existing sentence is improved.

31. Word Form Passage B

Maren gave a confidence explanation of the process. She spoke clear and answered questions patient. Her response was especially help when the group became confused about the final step. By the end of the discussion, the class had a much better understand of the procedure.

Key

confidence explanation → confident explanation. spoke clear → clearly. answered questions patient → patiently. especially help → especially helpful. better understand → better understanding.

32. Prepositions often need passage meaning

A preposition can be grammatically plausible yet wrong for the intended relation. Agree with, agree on and agree to are all legitimate in different contexts. Passage editing must determine which relation is intended.

33. Preposition Passage A

The research team arrived to the island shortly after dawn. They were responsible of checking three monitoring stations. At the first site, they listened the equipment for unusual sounds and compared new readings to data collected the previous month. The team was especially interested on changes in soil moisture because the area had experienced little rain.

Key

arrived to → arrived on/at depending on how the island destination is conceptualized; arrived on the island is natural here. responsible of → responsible for. listened the equipment → listened to the equipment. compared new readings to data may be acceptable; with is also common when emphasizing comparison of similarities/differences. Do not force a change without target-standard guidance. interested on → interested in.

34. Preposition Passage B

A student applied for a research programme and was invited to an interview. Before the interview, she read about the organisation and focused in the projects most relevant to her interests. She also prepared examples of situations in which she had contributed for a team. During the interview, she responded calmly to questions and asked for clarification when necessary.

Key

focused in → focused on. contributed for a team → contributed to a team. applied for, invited to, read about, responded to and asked for clarification are correct in context.

35. Connectors carry passage logic

Connectors such as however, therefore, although, because, for example and in addition cannot be judged from grammar alone. They encode relations among ideas.

Before changing a connector, state the relationship:

• cause;
• result;
• contrast;
• concession;
• example;
• addition;
• sequence.

36. Connector Passage A

The first trial produced inconsistent results. Therefore, the researchers repeated the experiment with new equipment. The second trial was more stable. However, the team still reported several limitations. For example, the sample size remained small.

All connectors are correct. A learner who changes them simply because each looks “formal” is editing without logic.

37. Connector Passage B

Although the first trial produced inconsistent results, therefore the researchers repeated it. The second trial was more stable because the team still reported several limitations. For example, the sample size remained small.

Key

The first sentence double-marks relations incorrectly. One repair: Because the first trial produced inconsistent results, the researchers repeated it. The second sentence misuses because; the intended relation appears concessive: The second trial was more stable, but the team still reported several limitations. The final example sentence is correct.

38. Cohesion is not just connectors

Cohesion also comes from repetition of key terms, pronouns, synonyms, ellipsis and lexical chains. Over-editing repetition can damage precision.

In technical passages, repeating the sensor may be better than replacing it with a vague synonym such as the machine if precision matters.

39. Passage meaning sets the burden of proof

A learner should not change a sentence merely because another version sounds smoother. The passage provides the intended meaning; the examiner tests whether the supplied language expresses that meaning correctly under the task’s rules.

Style improvement and grammar correction overlap sometimes, but they are not identical.

40. Minimal repair across sentence boundaries

Sometimes the smallest successful repair is not a single word. A dangling reference may require repeating a noun. A broken connector may require punctuation plus a conjunction. A faulty comparison may require a phrase.

If the target exam permits only one-word corrections, practice materials should respect that constraint. This manual includes open editing because it trains the deeper system. Always translate the method into the target task format.

41. False positives are more dangerous in passages

A passage contains more correct language than errors. If a learner edits aggressively, every extra change becomes a chance to damage cohesion, tense, reference or meaning.

Passage practice must therefore include correct sentences and legitimate variation.

42. False-Positive Passage A

A museum opened a new gallery last year. Since then, thousands of visitors have seen the exhibition. The gallery contains objects from several periods, and each section has a short introduction. One of the most popular displays is a collection of maps that show how the city changed over time. The museum plans to add more digital material next year.

All sentences are correct. If you changed one, identify the rule you almost overapplied.

43. False-Positive Passage B

The research team has been working on the project for three years. Last month, it published an interim report. The report explains what the team has learned so far and identifies questions that remain open. When the next phase begins, researchers will test a larger sample. They expect the full study to take another year.

All sentences are correct. The passage legitimately combines present perfect progressive, simple past, present, future and infinitive structures.

44. Correct but unfamiliar structures

Advanced passage editing should include forms that are grammatical but less familiar:

• Only after the second test did the error become clear.
• Had the warning arrived earlier, the team might have changed course.
• What the experiment revealed was a difference in timing.
• Not only did the new process reduce waste, but it also saved time.

These structures should not be “corrected” simply because they sound formal or unusual.

45. Register and task scope

A passage may contain informal but grammatical language. If the task tests grammar only, do not rewrite register unless explicitly required. If the task tests formal editing, register may become relevant. Read the rubric.

46. Spelling, punctuation and grammar should be separated diagnostically

A learner may miss punctuation but handle grammar well. Another may correct tense but miss spelling. If the assessment includes all three, record them separately after practice. Otherwise the label “editing weakness” becomes too vague to improve.

47. Sentence-boundary errors inside passages

Run-ons, fragments and comma splices affect the passage rhythm and logical structure.

The storm passed, the team resumed work. contains two independent clauses joined only by a comma in formal edited prose. Possible repairs include a full stop, semicolon or coordinating conjunction depending on intended relation.

Because the storm passed. is a fragment unless it is deliberately used as a fragment in a context where such style is allowed.

48. Boundary Passage A

The laboratory closed early because a power failure affected several rooms. The backup system activated, it supported only essential equipment. Staff moved sensitive samples to another building. Because the refrigerators could not maintain a stable temperature. Work resumed the next morning after the electrical system was repaired.

Key

The backup system activated, it supported… is a comma splice; use a full stop, semicolon or conjunction. Because the refrigerators could not maintain a stable temperature. is a fragment and should be attached to a main clause, for example Staff moved sensitive samples to another building because the refrigerators could not maintain a stable temperature.

49. Boundary Passage B

The exhibition opened on Friday, and visitors arrived throughout the weekend. Because the gallery had limited space, entry was controlled by timed tickets. The system worked well; however, some visitors arrived early and had to wait outside. Staff explained the process clearly, so most people understood the delay.

All sentences are correct. This is a useful control passage for clause boundaries and connectors.

50. Modifier attachment inside passages

Dangling modifiers become more subtle when passage context makes the intended actor obvious. The grammar still needs the correct attachment.

Walking through the archive, the old photographs caught Iona’s attention. The sentence grammatically makes the old photographs the walkers. Context tells us Iona is walking, but grammar must encode that relationship.

51. Modifier Passage A

After reading the field notes, the pattern became obvious to Maren. Comparing the first and second weeks, she noticed that water levels had fallen. Encouraged by the result, another test was planned. Working with Iona, Maren designed a shorter follow-up survey.

Key

After reading the field notes, the pattern became obvious… dangles; a repair is After reading the field notes, Maren saw that the pattern was obvious or …Maren recognized the pattern. Comparing…, she noticed… is correct. Encouraged by the result, another test was planned dangles; make the encouraged person the main subject. Final sentence is correct.

52. Comparison across passage context

Comparisons depend on identifying what entities are being compared.

The rainfall in Site A was higher than Site B. compares rainfall with a site. Better: The rainfall in Site A was higher than that in Site B.

A passage may establish the comparison more clearly, allowing shorter forms later.

53. Comparison Passage A

Researchers measured noise at two intersections. The average level at Junction A was higher than Junction B. Traffic volume was also greater, although the number of heavy vehicles was similar at both sites. During the evening, Junction B became almost as noisy than Junction A.

Key

higher than Junction B → higher than that at Junction B. almost as noisy than → almost as noisy as. The middle sentence is correct.

54. Parallelism inside passages

Lists and paired structures can stretch across long sentences:

The programme aims to improve access, reduce waiting time and increasing reliability.

Repair increasing → increase so the three coordinated verbs share form.

55. Parallelism Passage A

The new training plan asks students to read carefully, identifying the grammatical relationship and to explain each correction. It also encourages them to track recurring errors, review difficult patterns and practising under time. The aim is not only to improve accuracy but also building confidence.

Key

identifying → identify and keep to explain or restructure all three consistently. practising → practise. building → to build if maintaining not only to improve…but also to build.

56. Relative clauses connect local and global reference

Relative clauses require the learner to trace the antecedent:

The sensors that were installed last year are still operating.

that refers to plural sensors, so were is plural. A later main verb may have a different controller.

57. Relative-Clause Passage A

One of the researchers who works at the station have designed a new sampling method. The method uses containers that is sealed immediately after collection. Samples which remain stable are sent to a laboratory that analyse them within twenty-four hours.

Key

who works → who work because who refers to plural researchers. Main have designed → has designed because head One is singular. containers that is → containers that are. laboratory that analyse → laboratory that analyses.

58. Countability interacts with passage meaning

Nouns such as information, advice, equipment, research and evidence are commonly uncountable in standard English, though some may have specialized count uses. Passage meaning helps determine whether a count sense is intended.

59. Countability Passage A

The team collected several useful informations during the survey. One information concerned water temperature, while another described changes in vegetation. The researchers also brought new equipments to the site. Each piece of equipment was tested before use.

Key

several useful informations → several useful pieces of information. One information → One piece/item of information. new equipments → new equipment. Final sentence is correct.

60. Passage density and error expectancy

If every sentence contains an error, learners begin assuming that change is mandatory. Advanced practice should vary density:

• some passages with many errors;
• some with only a few;
• some completely correct.

This trains discrimination rather than reflex.

61. Practice Passage 1 — community library

A community library near the town centre has expanded its services over the past five years. The number of visitors have increased, and the library now offers workshops as well as books. Each of the workshops focus on a practical skill such as research, digital safety or creative writing. Since the programme began, hundreds of participants attended. Organizers say that one reason for the success are the small class sizes. The library also lends tablets to users who needs temporary access to a device. Staff are responsible of checking the equipment before and after each loan. The system has worked reliable, although demand is sometimes higher than supply.

Key

number…have → has. Each…focus → focuses. Since…participants attended → have attended if participation continues to present. one reason…are → is. users who needs → users who need. responsible of → responsible for. worked reliable → worked reliably. Collective Staff are can be correct in plural-staff usage; do not force singular without target-standard reason.

62. Practice Passage 2 — rooftop garden

A rooftop garden can reduce heat, provide habitat and giving people access to green space. One building introduced a garden three years ago after residents complained about high summer temperatures. Since then, volunteers maintained the plants and collected basic temperature data. The garden contain native grasses, herbs and several small trees. Each tree are planted in a container designed to spread its weight safely. Residents are especially proud for the vegetables grown in a shared section. The success of the project depend on regular watering and clear schedules, so volunteers take turns checking the garden.

Key

Parallelism: giving → give. Tense: Since then, volunteers maintained → have maintained / have been maintaining if continuing. Agreement: garden contain → contains; Each tree are → is; success…depend → depends. Preposition: proud for → proud of.

63. Practice Passage 3 — local history project

A group of students are creating a digital history of their community. They began by interviewing older residents and scanning photographs. Each interview provide details that may not appear in official records. The students has also visited archives to compare memories with written sources. One of the challenges are deciding how to represent different versions of the same event. Since the project started, the team learned to ask more precise questions. Their teacher is pleased about the progress and encourages them to record uncertainty instead of pretending that every source agrees.

Key

A group…are may be singular is under singular collective convention, though plural is acceptable in some varieties. Each interview provide → provides. students has → have. One…are → is. Since…team learned → has learned under singular collective + ongoing-result interpretation. pleased about can be grammatical; pleased with the progress is common, but do not force a change unless target convention or meaning requires it.

64. Practice Passage 4 — bicycle design

Engineers designing a lightweight bicycle must balance strength, comfort and cost. A frame that is too light may not be strong enough, while a very strong frame can becomes unnecessarily heavy. Designers test materials under repeated loads because small stresses may eventually cause failure. The results of these tests helps engineers identify weak points. Modern software also allow designers to model changes before building a prototype. Since simulation tools became more accurate, companies reduced the number of early physical prototypes they need. However, real-world testing remain important because computer models cannot represent every condition perfectly.

Key

can becomes → can become. results…helps → help. software also allow → allows. Since…companies reduced → have reduced if change extends to present. testing remain → remains. Other sentences are correct.

65. Practice Passage 5 — theatre archive

A theatre company has kept programmes, posters and costume sketches for more than fifty years. The collection were stored in several rooms until a recent project brought the material together. Volunteers have begun creating a catalogue that describe each item. Before an object is entered in the catalogue, its condition is recorded detail and a digital image is made. The team hopes the new system will make the archive easier to use for researchers, designers and former performers. Since the work began, several unexpected discoveries were made, including notes from early productions that no one remembered.

Key

collection were → was. catalogue that describe → describes. recorded detail → recorded in detail or recorded carefully/in detail, depending intended form. Since…discoveries were made → have been made if the discovery period continues to present. Other sentences are correct.

66. Practice Passage 6 — air-quality sensors

Low-cost air-quality sensors has made local monitoring more accessible. A single sensor can collect large amounts of data, but the readings is not always accurate without calibration. Researchers are interested on comparing low-cost devices with reference instruments. If two sensors responds differently under the same conditions, the difference may reveal a problem. Since one city installed a network of sensors last year, officials used the data to identify several pollution hotspots. The programme is still developing, and technicians regularly checks devices that produce unusual readings.

Key

sensors has → sensors have. readings is → readings are. interested on → interested in. two sensors responds → respond. Since…officials used → have used if current. technicians…checks → check.

67. Practice Passage 7 — sports recovery

Athletes recover at different rates after intense exercise. The amount of rest needed depend on factors such as training history, sleep and nutrition. Coaches often monitors several signs rather than relying on one measure. A player who feels tired may also shows changes in movement or reaction time. Since wearable technology became common, teams collected more information outside formal testing sessions. However, more data is not automatically better if it is interpreted careless. The value of monitoring come from noticing patterns and making sensible decisions.

Key

amount…depend → depends. Coaches monitors → monitor. player…may also shows → may also show. Since…teams collected → have collected if continuing. interpreted careless → carelessly. value…come → comes. more data is may be acceptable under singular mass-data convention; plural scientific convention would use are. Follow target standard.

68. Practice Passage 8 — museum lighting

Museums use light carefully because some materials can fade after long exposure. A painting that appears stable may changes slowly over many years. Curators therefore measures both light intensity and duration. The amount of light reaching an object depend on where it is displayed and how long lamps remain on. Modern systems can adjusted automatically during the day. Since LED lighting became widely available, many museums replaced older lamps because LEDs produce less heat and can be controlled precise.

Key

may changes → may change. Curators…measures → measure. amount…depend → depends. can adjusted → can be adjusted. Since…museums replaced → have replaced if change continues to present. controlled precise → precisely.

69. Practice Passage 9 — public speaking rehearsal

Rehearsal help speakers test whether an idea can be explained clearly within a time limit. A speaker may know the content well but still struggles to organise it aloud. Practising in front of another person provide useful information about pace, clarity and emphasis. Since Maren began recording short rehearsals, she became more aware of repeated phrases. Iona listens for places where references are unclear, while Leonie focuses in timing and recovery after mistakes. Together, the three approaches creates a more complete picture of performance.

Key

Rehearsal help → helps. may…struggles → may…struggle. Practising…provide → provides. Since…she became → has become if the change extends to now. focuses in → focuses on. approaches creates → approaches create.

70. Practice Passage 10 — coastal erosion

Coastlines changes naturally as waves, currents and storms move sediment. Human activity can also influence the rate of change. A seawall may protects one section of coast while altering how sand moves elsewhere. Researchers therefore study entire systems rather than one location in isolation. The position of the shoreline are measured using maps, aerial images and field surveys. Since satellite data became easier to access, scientists built longer records of change. These records helps planners identify places where erosion risk is increasing.

Key

Coastlines changes → change. may protects → may protect. position…are → is. Since…scientists built → have built if records continue to present. records helps → records help.

71. Practice Passage 11 — school timetable

A school timetable look simple when printed, but creating one requires many constraints to be balanced. Each class need rooms, teachers and enough time for different subjects. Some lessons require specialist spaces that is shared by several groups. The timetable team are also responsible for avoiding clashes. Since the school added new courses this year, planners adjusted the schedule several times. Small changes can have surprisingly wide effects because moving one lesson may affects several others.

Key

timetable look → looks. Each class need → needs. spaces that is → spaces that are. team are depends on collective convention; singular-unit target gives is. Since…planners adjusted → have adjusted if ongoing. may affects → may affect.

72. Practice Passage 12 — recipe testing

Recipe testing involves more than checking whether food tastes good. A reliable recipe need clear quantities, timings and instructions that different cooks can follow. During testing, each version are prepared under similar conditions so that changes can be compared. If a cake rises uneven, testers may adjust temperature, mixing time or ingredient ratios. Since one bakery introduced a formal testing process, it reduced waste and improved consistency. The staff is now more confidence when new products are launched because problems are identified earlier.

Key

recipe need → needs. each version are → is. rises uneven → unevenly. Since…it reduced → has reduced if current result. more confidence → more confident. The staff is is acceptable under singular collective convention; plural staff are is also common in some varieties.

73. Practice Passage 13 — wildlife camera traps

Camera traps allows researchers to observe animals without being physically present. Each camera are triggered by movement and stores an image or short video. The devices is especially useful for species that are active at night or avoid people. Before cameras are installed, researchers choose locations based in tracks, habitat and previous sightings. Since battery life improved, cameras remained in the field for longer periods. The large number of images creates another challenge: every photograph need to be checked, classified and stored accurate.

Key

Camera traps allows → allow. Each camera are → is. devices is → devices are. based in → based on. Since battery life improved, cameras remained → has improved / cameras have remained if current. every photograph need → needs. stored accurate → accurately.

74. Practice Passage 14 — music rehearsal

An orchestra rehearsal give musicians a chance to coordinate timing, balance and interpretation. The conductor may stops frequently to adjust one section or clarify an entrance. A group of players who sits near the back can sometimes hear the balance differently from those at the front. Since the orchestra began rehearsing the new programme, several passages improved noticeably. The musicians are now familiar to the most difficult transitions, but the final movement still requires careful attention. The quality of the performance depend not only on individual skill but also on how well the players listen to one another.

Key

rehearsal give → gives. may stops → may stop. players who sits → players who sit. Since…passages improved → have improved if current. familiar to → familiar with. quality…depend → depends.

75. Practice Passage 15 — archaeological survey

An archaeological survey records visible evidence before excavation begins. Researchers may walks across a landscape, map structures and collect surface material. The location of each find are recorded because context can be as important as the object itself. Since digital mapping tools became cheaper, teams used them more widely in small projects. The technology allow researchers to combine photographs, coordinates and notes in one system. However, digital tools are only useful when information is entered careful and checked later.

Key

may walks → may walk. location…are → is. Since…teams used → have used if present. technology allow → allows. entered careful → carefully.

76. Practice Passage 16 — emergency planning

Emergency planning help organisations prepare for events that may be unlikely but serious. A good plan identify responsibilities, communication routes and backup resources. Each team member need to know what to do if normal systems fail. Plans are tested during drills because written procedures may seems clear until people try to use them. Since one organisation began regular drills, response times improved and staff became more confident. The value of a drill depend on honest review afterwards, not on pretending that everything worked perfectly.

Key

planning help → helps. plan identify → identifies. Each…need → needs. may seems → may seem. Since…response times improved / staff became → have improved / have become if ongoing. value…depend → depends.

77. Practice Passage 17 — photography archive

A photography archive can contain millions of images produced over many decades. The oldest photographs may requires different storage conditions from recent digital files. Archivists are responsible of recording dates, creators and subjects so that images can be found later. Since one archive introduced automated image matching, staff saved time when identifying repeated photographs. However, software does not always recognise context accurate, so human review remains necessary. The usefulness of the system depend on combining machine speed with expert judgement.

Key

may requires → may require. responsible of → responsible for. Since…staff saved → have saved if current. recognise context accurate → recognise context accurately. usefulness…depend → depends.

78. Practice Passage 18 — material testing

Engineers test materials to understand how they behave under load, heat or repeated movement. A sample are placed in a machine that applies controlled force. Sensors records how far the material bends before returning to its original shape or failing. Since testing equipment became more precise, researchers measured smaller changes. The results are useful only if the procedure is followed consistent. One reading may looks unusual because of a sensor problem rather than a real property of the material.

Key

sample are → is. Sensors records → record. Since…researchers measured → have measured if current. followed consistent → consistently. may looks → may look.

79. Practice Passage 19 — travel writing

Good travel writing depend on observation rather than a list of attractions. A writer may notices how a street sounds in the morning, how people use a public square or how weather changes the mood of a place. These details help readers imagine the experience. Since Leonie began keeping shorter field notes, her descriptions became more specific. She is also more aware about which details support the main idea and which merely distract. The quality of a final piece come from selecting, not simply collecting, observations.

Key

writing depend → depends. may notices → may notice. Since…descriptions became → have become if current. aware about → aware of. quality…come → comes.

80. Practice Passage 20 — astronomy night

A school astronomy night give students an opportunity to observe objects they usually see only in diagrams. Each telescope are aimed at a different target, and volunteers explains what visitors are seeing. If clouds moves across the sky, the programme may shift to indoor demonstrations. Since the event began five years ago, attendance increased steadily. Organisers are pleased by the interest and now plans a second night each year. The success of the event depend as much on clear explanations as on good weather.

Key

night give → gives. Each telescope are → is. volunteers explains → explain. clouds moves → move. Since…attendance increased → has increased. organisers…plans → plan. success…depend → depends. pleased by can be correct; pleased with may sound more natural in some contexts but is not automatically required.

81. Passages should include semantic traps, not only grammar traps

An advanced exercise should sometimes include a sentence that is grammatical but semantically odd, forcing the learner to decide whether the task scope includes meaning. For example:

The thermometer listened to the room carefully.

The sentence is structurally grammatical but semantically implausible. A grammar-only editing task should avoid such artificial ambiguity unless lexical meaning is explicitly tested.

Good exercise design distinguishes grammar from nonsense.

82. One error per line is a format, not a theory of language

Some examinations guarantee one error in each line. That is a task constraint. Real language does not distribute errors neatly. Training should use the exact target format near the examination, but deeper practice can include zero, one or several errors in a sentence so the learner understands the grammar rather than gaming the distribution.

83. If the exam guarantees one error

Use the information strategically:

• once a well-supported error is found, avoid inventing another in the same line;
• still verify the correction;
• do not accept the first suspicious word without proof;
• remember that one sentence may span lines, so the grammar relationship may cross the boundary.

84. If the exam includes correct lines

Correct-line preservation becomes a scored skill. Train with a realistic percentage of correct lines rather than always inserting an error.

85. If the exam asks for error and correction columns

Execution matters. A learner can know the answer but lose accuracy by:

• copying the wrong line number;
• writing the correction under the wrong column;
• changing the wrong word;
• misspelling the replacement;
• forgetting one line.

Include answer-transfer checking in timed practice.

86. Passage scanning order

A practical default sequence:

1. whole-passage read;
2. sentence 1: subject–verb and verb chain;
3. timeline check;
4. noun phrase and determiner check;
5. pronoun/reference check;
6. word-form and lexical-frame check;
7. connector/modifier/comparison check if relevant;
8. verify against wider passage;
9. move.

Do not mechanically perform every check when the structure does not require it. Expertise means selective attention.

87. Two-pass passage strategy

Pass 1: take clear errors, preserve clear correct lines, mark uncertainty.

Pass 2: revisit only uncertain items with wider context and remaining time.

This prevents difficult lines from blocking completion.

88. Confidence tagging

During practice, tag corrections H, M or L:

• H: exact relationship and repair are clear;
• M: likely error but some ambiguity;
• L: sentence feels odd without a specific rule.

After marking, compare confidence with correctness. High-confidence errors reveal misconceptions. Low-confidence correct answers reveal fragile knowledge.

89. Passage diagnostic profile

For each practice passage, record:

• errors present;
• errors detected;
• errors repaired correctly;
• correct sentences changed;
• time used;
• errors in final third;
• families missed;
• confidence mismatches.

This gives a richer performance profile than one total score.

90. Maren’s passage routine

Maren marks the structural skeleton mentally. She tracks:

• main subjects;
• embedded clauses;
• reference chains;
• parallel structures;
• sentence boundaries.

Her main risk is overcomplication. She must remember that not every complex sentence is wrong.

91. Iona’s passage routine

Iona tracks evidence. Before changing a form, she asks:

• What earlier sentence controls this?
• What does this pronoun refer to?
• What timeline is already established?
• What rule fails exactly?
• Does my correction preserve the same meaning?

Her main risk is over-analysis. She needs a stop rule after sufficient evidence is found.

92. Leonie’s passage routine

Leonie protects completion. She:

• reads the whole passage quickly;
• takes high-confidence edits;
• marks medium-confidence lines;
• does not wrestle with low-confidence style preferences;
• returns after finishing the first pass;
• checks answer transfer.

Her main risk is rushing late. She trains final-third accuracy separately.

93. Timed Passage 1 — science club

Give yourself a realistic but not punitive time limit.

A science club meet every Thursday to work on small investigations. Each project begin with a question that students can test using simple equipment. Since the club started last year, members completed studies on water quality, insulation and plant growth. The teacher encourages students to record observations careful and to explain unexpected results. One of the most useful habits are repeating a test when the first result seems unusual. Students are also responsible of checking that equipment is returned safely after each session.

Key

club meet → meets. Each project begin → begins. Since…members completed → have completed. observations careful → carefully. One…habits are → habit is or minimally are → is because head One. responsible of → responsible for.

94. Timed Passage 2 — design studio

A design studio often works through several versions before choosing a final solution. The first idea may looks promising but reveal problems when tested. Designers therefore build quick models that can be changed easy. Since digital fabrication tools became cheaper, small studios used them more frequently. However, physical models still provide information that a screen may not show. The value of testing come from discovering problems early, when changes are less expensive to make.

Key

may looks → may look. changed easy → easily. Since…studios used → have used if current. value…come → comes. Other sentences correct.

95. Timed Passage 3 — conservation trail

A conservation trail passes through several habitats, each of which support different plants and animals. Visitors are asked to remain on marked paths because repeated foot traffic can damages fragile areas. Since new signs were installed, fewer people left the main trail. Rangers are pleased about the improvement but still monitors several sections closely. The condition of the trail surfaces vary after heavy rain, so maintenance teams inspect them regular.

Key

each of which support → supports because each is singular within the relative construction. can damages → can damage. Since…fewer people left → have left if continuing. Rangers…monitors → monitor. condition…vary → varies. inspect them regular → regularly. pleased about may be acceptable; do not force a change.

96. Timed Passage 4 — learning journal

A learning journal give students a place to record what they understand and what still feels uncertain. Each entry do not need to be long. The purpose is to make thinking visible enough for later review. Since Iona began writing short entries after lessons, she noticed recurring questions more quickly. She also became more confidence about asking for clarification because she can identify the exact point that is unclear. The usefulness of the journal depend on regular use rather than perfect writing.

Key

journal give → gives. Each entry do → does. Since…she noticed → has noticed if current. more confidence → more confident. usefulness…depend → depends.

97. Timed Passage 5 — renewable-energy lab

A renewable-energy laboratory test small solar panels under controlled conditions. Each panel are exposed to different levels of light and temperature. Sensors records voltage and current so that efficiency can be calculated. Since the laboratory upgraded its equipment, measurements became more precise. Researchers are interested on how performance changes when panels become very hot. The final results are useful only if every test is carried out consistent.

Key

laboratory test → tests. Each panel are → is. Sensors records → record. Since…measurements became → have become. interested on → interested in. carried out consistent → consistently.

98. Recovery after uncertainty

One ambiguous sentence can contaminate the next if the learner keeps thinking about it. Use a clean operational reset:

1. mark the line;
2. release it;
3. read the next sentence from meaning, not from frustration;
4. return later.

This protects working memory.

99. Final-third decline

Many learners are accurate at the beginning and weaker near the end. Track accuracy by thirds. If the final third is consistently worse, train some passages after another demanding task so the editing routine learns to survive fatigue.

100. Passage variation prevents answer memory

Retesting the same passage measures memory as much as transfer. Use new topics and new surface structures while preserving the same grammatical relationship.

101. Retest relationship, not sentence

If the learner misses The collection of maps were…, later test:

• The series of workshops begins…
• The quality of the images has…
• The number of applicants is…

Transfer is the target.

102. Error log for passages

Passage cue	Error	Repair	Why missed	Transfer cue
Earlier noun established	a device	the device	ignored reference chain	first mention vs later mention
Last year narrative	has opened	opened	overused present perfect	finished time
Long subject	list…are	is	nearest noun attraction	find head
Lexical frame	responsible of	for	frame not stored	responsible for

103. Passage practice should grow in four dimensions

Increase difficulty by varying:

1. syntax: longer noun phrases and embedded clauses;
2. discourse: longer reference chains and time shifts;
3. uncertainty: more correct sentences and legitimate variation;
4. execution: realistic time limits and answer-transfer demands.

Do not make practice “advanced” merely by using obscure vocabulary.

104. Designing original passage exercises

Start with a clean passage of six to ten sentences. Choose a topic that is understandable without specialist knowledge. Decide which error families to seed. Keep a ledger of the exact intended error and correction.

Then check the passage for accidental second errors.

105. Seed plausible errors

Good seeded errors resemble real learner confusions:

• agreement attraction;
• present perfect with finished time;
• adjective/adverb confusion;
• wrong lexical preposition;
• pronoun ambiguity;
• parallelism failure;
• modal + inflected verb.

Avoid absurd errors that nobody would plausibly produce.

106. Preserve one dominant meaning

The passage should make the intended meaning clear enough that grammar can be judged. If two interpretations are equally plausible, the answer key becomes a guessing contest.

107. Build correct controls deliberately

Include sentences that contain the same surface cue as an error but are actually correct. For example, pair:

• The number of students is increasing.
• A number of students are waiting.

This trains discrimination.

108. Answer keys should explain context

A strong passage key says not only has → have but why the passage makes the plural controller or timeline relevant.

109. Passage Practice Bank — Set A

A small observatory opens to the public twice a month. Volunteers who works there guide visitors through the building and explain how the telescopes operate. Each of the main instruments have a different purpose. Since the observatory added a digital camera last year, visitors have been able to see faint objects more clearly. The system is especially use when clouds move in and out because short exposures can be combined later. Organisers are proud for the programme, which has attracted families, students and amateur astronomers.

Key

volunteers who works → work. Each…have → has. especially use → especially useful. proud for → proud of. Other sentences correct.

110. Passage Practice Bank — Set B

A coastal school has monitored a nearby beach for four years. Students visits the same section every month to measure width and photograph the shoreline. Since the project began, the class built a detailed record of seasonal change. One of the most useful observations are that storms can move large amounts of sand in a single night. The students are careful of not assuming that every short-term change represents a long-term trend. Their teacher encourages them to compare new measurements with older records before drawing conclusions.

Key

Students visits → visit. Since…class built → has built if current and singular collective target. One…observations are → observation is or minimally are → is. careful of not assuming → careful not to assume. Other sentences correct.

111. Passage Practice Bank — Set C

A city transport team use passenger data to understand where crowding occurs. The data comes from ticket gates, vehicle counters and surveys. Each source provide a different view of the network. Since the team introduced a new dashboard, planners identified patterns more quickly. They are now able to compare weekdays to weekends and investigate unusual peaks. However, the team remains aware about the limits of the data because not every journey is recorded in the same way.

Key

team use → uses under singular collective convention. data comes may be acceptable in singular mass-data convention; plural scientific convention would use come. Each source provide → provides. Since…planners identified → have identified if current. aware about → aware of. compare weekdays to weekends can be acceptable; do not force with without target-style reason.

112. Passage Practice Bank — Set D

A theatre costume department stores garments from many productions. Some costume has been kept for decades and require careful handling. Before an item is lent to a new production, its condition are checked and any damage is recorded. Since the department created a digital catalogue, staff found older items much faster. The catalogue also helps designers search according colour, period and size. The usefulness of the system depend on accurate descriptions and regular updates.

Key

Some costume → Some costumes and then have…require if plural intended; or Some costume is not natural in this count sense. condition are → is. Since…staff found → have found if current. search according colour → search according to colour or search by colour. usefulness…depend → depends.

113. Passage Practice Bank — Set E

Food scientists test packaging to see how well it protects products from air and moisture. A package that looks attractive may performs poorly if its seal is weak. During one study, researchers stored identical foods in several materials and measured changes over time. Since the experiment started, they recorded temperature and humidity every day. The results has shown that small differences in sealing can affect shelf life. Researchers are interested on whether the same pattern appears under warmer conditions.

Key

may performs → may perform. Since…they recorded → have recorded if experiment continues. results has shown → results have shown. interested on → interested in.

114. Passage Practice Bank — Set F

A makerspace give students access to tools for building prototypes. Every project begin with a problem that the learner wants to solve. Students are encouraged to test ideas quick rather than spend too long planning one perfect solution. Since the school added simple electronics kits, projects became more varied. One group is currently designing a device that reminds users to water plants. The success of the design depend on whether the reminder is clear without becoming annoying.

Key

makerspace give → gives. Every project begin → begins. test ideas quick → quickly. Since…projects became → have become if current. success…depend → depends.

115. Passage Practice Bank — Set G

Wildlife researchers often uses sound recorders to monitor species that are difficult to see. A recorder can remain in the forest for weeks, collecting audio automatically. Each recording contain a mixture of animal calls, wind, rain and human noise. Since machine-learning tools improved, researchers used software to scan large audio collections more quickly. However, automatic systems still makes mistakes, so experts check uncertain results. The value of the method come from combining broad automated screening with careful verification.

Key

researchers uses → use. Each recording contain → contains. Since…researchers used → have used if current. systems still makes → make. value…come → comes.

116. Passage Practice Bank — Set H

A school newspaper allow students to practise reporting, interviewing and editing. The editorial team meet once a week to plan stories and review drafts. One of the editors who checks factual details have created a simple verification sheet. Since the sheet was introduced, writers made fewer avoidable errors. The team is also more confidence about asking sources to confirm names, dates and quotations. Good reporting depend on accuracy as much as style.

Key

newspaper allow → allows. team meet depends on collective convention; singular target gives meets. One…who checks…have → has; relative who checks may refer to singular editor depending structure and is correct here. Since…writers made → have made if current. more confidence → more confident. reporting depend → depends.

117. Passage Practice Bank — Set I

A small laboratory keeps a reference collection of rock samples. Each sample are labelled with its location, date and geological type. Researchers use the collection to compare new finds with known materials. Since digital microscopes became cheaper, the laboratory added high-resolution images to many records. These images helps students examine details before handling the physical samples. The database is divided in categories that make searching easier.

Key

Each sample are → is. Since…laboratory added → has added if current. images helps → images help. divided in categories → divided into categories.

118. Passage Practice Bank — Set J

Urban planners studies how streets are used at different times of day. A street that is quiet in the morning may becomes crowded after school or during evening events. Researchers therefore observe movement at several times rather than relying on one visit. Since one project began using video analysis, planners collected more detailed information about walking and cycling. The software can count movement automatic, but human reviewers still checks unusual cases. The usefulness of the data depend on understanding why the pattern occurs.

Key

planners studies → study. may becomes → may become. Since…planners collected → have collected if current. count movement automatic → automatically. reviewers…checks → check. usefulness…depend → depends.

119. Passage Practice Bank — Set K

A language exchange programme pair students who speak different first languages. Each participant meet a partner once a week. The aim is not to teach formal lessons but to practise conversation and learn about everyday expression. Since the programme started, participants reported greater confidence in speaking. Organisers are careful of matching partners with compatible schedules. The success of a pair often depend on regular meetings and willingness to ask questions.

Key

programme pair → pairs. Each participant meet → meets. everyday expression → everyday expressions if plural general category intended. Since…participants reported → have reported if current. careful of matching → careful when matching / careful to match depending intended construction. success…depend → depends.

120. Passage Practice Bank — Set L

A mountain weather station operate in conditions that can change rapidly. Instruments measures wind, temperature and air pressure throughout the day. Each sensor are protected inside a housing designed to reduce damage from ice and snow. Since the station was upgraded, data transmission became more reliable. Technicians are responsible of checking the system remotely and visiting the site when faults appear. The accuracy of the observations depend on both good calibration and regular maintenance.

Key

station operate → operates. Instruments measures → measure. Each sensor are → is. Since…transmission became → has become if current. responsible of → responsible for. accuracy…depend → depends.

121. Passage Practice Bank — Set M

A museum education team design activities that help visitors look closely at objects. One activity asks participants to spend two minutes describing what they see before reading the label. The exercise is simple, but many visitors finds that they notice more detail. Since the activity was introduced, educators used it with school groups, families and adult learners. The team is interested on whether the method changes how long visitors spend with an object. Early feedback has been encouraging.

Key

team design → designs under singular collective convention. visitors finds → visitors find. Since…educators used → have used if current. interested on → interested in.

122. Passage Practice Bank — Set N

Engineers monitoring a tunnel use sensors to track movement in the surrounding ground. A network of instruments are installed at different depths. Each device send readings to a central system. Since construction began, the network provided continuous data that helps engineers compare predicted and actual movement. The team responds quick when a reading changes sharply. However, one unusual value do not automatically indicate a serious problem because sensors can fail.

Key

network…are → is. Each device send → sends. Since…network provided → has provided if current. responds quick → quickly. one unusual value do → does.

123. Passage Practice Bank — Set O

A historical walking tour can help students connect places with events they have studied. The route include several buildings that still retain original features. At each stop, the guide explain what happened and asks students to compare old photographs with the present view. Since the tour was added to the course, students became more interested in local history. Teachers are pleased about the discussion it generates, although wet weather sometimes makes the route difficult.

Key

route include → includes. guide explain → explains. Since…students became → have become if current. pleased about can be correct; do not change automatically. Other sentences correct.

124. Passage Practice Bank — Set P

A hospital simulation centre train staff using realistic practice scenarios. Each scenario are designed around a specific problem, such as communication failure or rapid deterioration. Participants works as a team while instructors observe. After the scenario ends, the group reviews decisions and discusses what could be improved. Since the centre introduced video replay, staff became more aware of small communication habits. The value of the session depend on honest discussion rather than perfect performance.

Key

centre train → trains. Each scenario are → is. Participants works → work. Since…staff became → have become if current. value…depend → depends. Collective staff may take plural in many varieties.

125. Passage Practice Bank — Set Q

A botanical garden maintains records for thousands of plants. Each record include the species name, origin and date of planting. The information are used to plan care and track changes over time. Since the garden adopted a digital database, staff found records faster and reduced duplicate entries. The system is especially useful when a plant is moved because its history remain attached to the record. Accurate records also help researchers who is studying long-term growth.

Key

Each record include → includes. information are → information is. Since…staff found / reduced → have found / have reduced if current. history remain → remains. researchers who is → researchers who are.

126. Passage Practice Bank — Set R

A radio producer prepares a programme by combining interviews, narration and recorded sound. Every segment need a clear purpose so that the final programme does not feel crowded. Producers often records more material than they will use. Since digital editing became easier, teams experimented with more complex sound design. However, complexity is not automatically effective; the best choice depend on what helps the listener follow the story.

Key

Every segment need → needs. Producers records → record. Since…teams experimented → have experimented if current. choice depend → depends.

127. Passage Practice Bank — Set S

A school debating club meets weekly to practise argument, evidence and rebuttal. Each speaker are given a short time limit. The first round focus on clear claims before students add more complex counterarguments. Since Leonie started timing her practice carefully, she became better at finishing without rushing the ending. Maren is responsible of checking whether each argument has a clear structure, while Iona listens for claims that are not supported by evidence.

Key

Each speaker are → is. round focus → focuses. Since…she became → has become if current. responsible of → responsible for. Other sentences correct.

128. Passage Practice Bank — Set T

A research greenhouse allow scientists to control light, water and temperature. Each growing area have separate sensors so conditions can be adjusted independently. Since the greenhouse was renovated, researchers used more precise lighting schedules. Plants are measured regular, and images are taken from the same angle each week. The consistency of the method help researchers compare growth over time.

Key

greenhouse allow → allows. Each…have → has. Since…researchers used → have used if current. measured regular → regularly. consistency…help → helps.

129. Advanced Passage — mixed uncertainty

A research group has studied urban birds for more than a decade. The team initially focused on nesting sites, but in recent years it has also examined how birds respond to noise and artificial light. Each study use slightly different methods because the questions are not identical. Since portable recorders became cheaper, researchers have collected much larger amounts of sound data. The data is analysed using software that identifies likely bird calls, although experts still checks uncertain cases. One challenge is that the same species may behave different in separate neighbourhoods. Researchers are therefore cautious about applying conclusions from one site to another. The value of the long-term project come from combining many small studies rather than relying on one result.

Key and variation notes

Each study use → uses. experts still checks → experts still check. behave different → behave differently. value…come → comes. The data is analysed is acceptable in singular mass-data usage; The data are analysed is preferred in some scientific styles. Because the page is global, the learner should follow the target examination standard rather than treating one convention as universal.

130. Advanced Passage — timeline shift

In 2018, a small company began testing reusable packaging for deliveries. Early prototypes were heavy and difficult to clean. By 2020, the design team developed a lighter version and started a large trial. Customers returned the containers after use, and the company cleaned them for reuse. Since the trial expanded to several cities, the company collected data on loss rates, cleaning costs and customer behaviour. It now operates a much larger system and plans to test new materials next year.

Key

By 2020, the design team developed → had developed can be used to emphasize completion by that reference point, although simple past may be acceptable if the sequence is already clear. Since the trial expanded…company collected → has collected if collection continues to the present. The final shift to present and future is correct.

131. Advanced Passage — dense reference

A museum borrowed three sculptures for a temporary exhibition. Two were installed in the main gallery, while the third was placed near the entrance. Each sculpture arrived with its own condition report. Conservators checked them before installation and compared it with the reports supplied by the lending institutions. During the exhibition, they were inspected weekly. When one developed a small surface crack, it was removed from display immediately.

Analysis

compared it with the reports → compared them with the reports if them refers to the three sculptures or compared their condition with the reports if that is the intended meaning. The next they plausibly refers to the sculptures. one and it then refer to the affected sculpture. This passage shows why pronoun repair can require understanding the whole reference chain.

132. Advanced Passage — connector logic

The first prototype was lighter than the original model. However, it used a weaker material, so several parts failed during testing. Therefore, engineers replaced the material and repeated the test. The second prototype was slightly heavier, but it survived the full load. For example, the team accepted the extra weight because reliability mattered more than the original target.

Key

The first four connectors are coherent. The final For example is wrong because the sentence gives a result or decision, not an example. A better connector could be Therefore, As a result, or no explicit connector depending on style.

133. Advanced Passage — comparison logic

Two schools tested different reading programmes. The average improvement in School A was greater than School B. Students in School A also completed more books, although the difference in reading time was small. By the end of the term, School B’s attendance was almost as high than School A’s.

Key

greater than School B → greater than that in School B. almost as high than → almost as high as. The middle sentence is correct.

134. Advanced Passage — mixed word classes

The new procedure was introduced gradual because staff needed time to adapt. Managers provided clear instructions and asked teams to report any difficult. Early feedback was generally positivity, although some users found the new form unnecessarily complexity. After several changes, the process became much more efficiency.

Key

introduced gradual → gradually. any difficult → any difficulty. generally positivity → generally positive. unnecessarily complexity → unnecessarily complex. more efficiency → more efficient.

135. Advanced Passage — preposition frames

The project focuses in how young people use public spaces. Researchers are interested on differences between weekdays and weekends. Participants are asked to respond about short questions and to comment about which areas they use most often. The team is responsible of protecting personal information and will not publish individual responses.

Key

focuses in → focuses on. interested on → interested in. respond about short questions → respond to short questions. comment about is acceptable; comment on is also common. responsible of → responsible for. Do not change every preposition merely because another option exists.

136. Advanced Passage — correct control

Researchers have monitored the forest since 2019. Each survey follows the same route so results can be compared over time. A number of volunteers assist with observations, but the number of trained staff is limited. The team is responsible for checking unusual records before they are added to the database. When the next survey begins, new volunteers will work alongside experienced observers.

This entire passage is correct in the intended standard. It contains several forms that are common false-positive triggers: present perfect with since, Each…follows, A number…assist, The number…is, responsible for, and a future time clause using present begins.

137. The no-change drill

Include one fully correct passage in every advanced practice session. A learner who cannot comfortably submit “no change” where justified is not yet calibrated.

138. Passage editing and reading comprehension

The overlap is real. Both require the learner to track reference, relationships and evidence. But the output differs. Reading comprehension asks what the text means. Editing asks whether the language correctly expresses that meaning under the target standard.

Do not turn editing into a full comprehension essay. Read only as deeply as the grammar decision requires.

139. Passage editing and self-editing are different

When editing your own writing, you know the intended meaning and can rewrite broadly. In supplied-text editing, you inherit somebody else’s meaning and must preserve it. The burden of proof is therefore higher.

For self-editing, use How Self-Editing Works | Detect, Prioritise, Repair and Verify and the broader English Editing Performance guide. This page remains the supplied-passage transfer owner.

140. Passage editing and proofreading are different

Proofreading often emphasizes surface accuracy after writing is complete. Passage editing can require deeper grammatical and discourse reasoning. The lane will later include a dedicated comparison article. For now, distinguish the job before choosing a scan.

141. A 30-minute passage session

1. 5 minutes: retrieve two personal high-risk grammar relationships.
2. 8 minutes: complete one untimed passage with short proofs.
3. 5 minutes: mark detection misses and false positives.
4. 5 minutes: rebuild the top recurring relationship.
5. 5 minutes: complete a fresh short transfer passage.
6. 2 minutes: update the error log.

142. A 60-minute passage session

1. 10 minutes of retrieval and sentence-level warm-up;
2. 15 minutes of passage editing with explanations;
3. 10 minutes of context-specific review;
4. 10 minutes of a second unseen passage;
5. 10 minutes of timed compression;
6. 5 minutes of error-log and transfer planning.

143. One-week microcycle

Day 1: baseline passage. Day 2: repair the top grammar family. Day 3: reference and timeline passage. Day 4: mixed unfamiliar topic. Day 5: timed passage. Day 6: false-positive and correct-control work. Day 7: delayed unseen retest.

144. Six-week progression

Week 1: sentence-to-passage transition. Week 2: timeline and tense. Week 3: reference, articles and pronouns. Week 4: modifiers, connectors and parallelism. Week 5: mixed unseen passages with correct lines. Week 6: timed simulation, recovery and score stability.

145. Twelve-week progression

Weeks 1–2 establish structural reading. Weeks 3–4 develop agreement and verb systems in context. Weeks 5–6 develop article, pronoun and reference chains. Weeks 7–8 add lexical frames, modifiers and connectors. Weeks 9–10 emphasize unfamiliar topics and false-positive control. Week 11 uses authentic-condition simulations. Week 12 reduces the routine to a small personal passage scan and verifies stability across several unseen texts.

146. What a world-class passage editor notices

A mature learner does not “look for mistakes” randomly. She notices:

• which noun is the head;
• which clause a verb belongs to;
• what time frame the paragraph establishes;
• which noun a pronoun refers to;
• whether a noun is first mention or established;
• what grammatical slot a word occupies;
• which lexical frame controls a preposition;
• whether equivalent ideas are parallel;
• whether a connector matches the logic;
• whether a proposed correction changes meaning.

147. What improvement looks like

Early learners read line by line and guess. Improving learners recognize common grammar families. Strong learners read the passage as a system. They detect fewer false positives, make smaller repairs, track references across sentences, preserve legitimate tense shifts, and complete the task in a predictable time.

The best sign of progress is not one perfect passage. It is stable accuracy across several unseen topics.

148. Final 10-passage mastery audit

Use the following ten passages on different days or in separate sessions. Do not complete them all at once if fatigue would distort the diagnosis.

Mastery Passage 1 — water lab

A school water laboratory test samples collected from local streams. Each sample are labelled with the date, location and weather conditions. Students measure temperature, acidity and clarity before entering results in a shared spreadsheet. Since the laboratory opened, classes completed hundreds of tests. The quality of the record depend on careful labelling because samples from different locations can look similar. Students are therefore responsible of checking labels before measurements begin.

Key: laboratory test → tests; Each sample are → is; Since…classes completed → have completed if ongoing; quality…depend → depends; responsible of → responsible for.

Mastery Passage 2 — oral history

An oral-history project record interviews with people who have lived in the area for many years. Each interview provide memories that may not appear in written records. Since the project began, students recorded more than fifty conversations. The recordings are stored careful and accompanied by short summaries. Researchers are interested on comparing personal memories with newspapers, maps and official documents.

Key: project record → records; Each interview provide → provides; Since…students recorded → have recorded; stored careful → carefully; interested on → interested in.

Mastery Passage 3 — energy monitor

A building energy monitor collect data from lighting, cooling and electrical systems. The information are displayed on a dashboard that updates every few minutes. Since the monitor was installed, managers identified several periods of unnecessary energy use. The system also helps staff respond quick when equipment behaves unusually. The value of the dashboard depend on accurate sensors and clear interpretation.

Key: monitor collect → collects; information are → information is; Since…managers identified → have identified; respond quick → quickly; value…depend → depends.

Mastery Passage 4 — reading circle

A reading circle meet once a week to discuss a shared book. Every member bring one question or passage for the group. Since Maren joined, she became more comfortable explaining why a sentence interests her. Iona is especially good in tracing references across long paragraphs, while Leonie focuses on how quickly the group can find evidence. The discussions has also helped everyone notice how small language choices change meaning.

Key: circle meet → meets; Every member bring → brings; Since…she became → has become; good in → good at; discussions has → discussions have.

Mastery Passage 5 — storm archive

A weather archive contains records from storms that affected the region over many decades. The oldest report were written by hand and include measurements taken with simple instruments. Since the archive was digitised, researchers accessed older material more easily. Each digital file are linked to information about date, location and source. The collection is useful because it allow scientists to compare recent events with historical patterns.

Key: report were → reports were or report was depending intended number; given include, plural reports is coherent. Since…researchers accessed → have accessed; Each digital file are → is; it allow → it allows.

Mastery Passage 6 — robotics tournament

A robotics tournament require teams to solve a series of tasks under time limits. Each robot are inspected before the first round. Since one team changed its wheel design, the robot moved more stable and completed turns faster. The students are proud for the improvement but continue testing because one successful round does not guarantee reliability. Their coach reminds them to record changes systematic so they can identify what actually helped.

Key: tournament require → requires; Each robot are → is; moved more stable → more stably / with greater stability; proud for → proud of; record changes systematic → systematically.

Mastery Passage 7 — ecology database

An ecology database stores observations submitted by schools and volunteers. A large number of records comes from bird surveys. Each record include species, location, date and observer notes. Since the project expanded nationally, the database grew quickly and now contains millions of entries. Researchers are responsible of checking unusual records before using them in formal studies. The reliability of the database depend on clear verification rules.

Key: records comes → records come; Each record include → includes; Since…database grew → has grown if current; responsible of → responsible for; reliability…depend → depends.

Mastery Passage 8 — exhibition design

Exhibition designers decide how objects, labels and space work together. The placement of a display case affect what visitors notice first. Since one museum introduced more seating, visitors spent longer in several galleries. Designers are interested on whether the change also affects how much people read. The next study will compare visitor behaviour before and after new labels are installed. When the study will begin, observers will follow the same route used in earlier trials.

Key: placement…affect → affects; interested on → interested in; future time clause When the study will begin → When the study begins. Other sentences correct.

Mastery Passage 9 — food lab

A food laboratory compares how different storage conditions affect freshness. Each sample are weighed before and after storage. Researchers also record colour, texture and moisture. Since the lab introduced digital scales, measurements became more consistency. The team is now capable to detect smaller changes than before. The value of the experiment depend on using identical procedures for every sample.

Key: Each sample are → is; measurements became more consistency → more consistent; capable to detect → capable of detecting; value…depend → depends. If the digital-scale change continues to the present, have become may be preferred after Since.

Mastery Passage 10 — public-space study

A public-space study observe how people use benches, paths and open areas at different times. Researchers visit the site in the morning, afternoon and evening. Since the project began, the team collected observations in both dry and wet weather. One of the most noticeable patterns are that shaded benches remain occupied longer on hot days. The researchers are careful of not assuming that weather explains every difference. The final analysis will depend from combining observation with other evidence.

Key: study observe → observes; Since…team collected → has collected under singular collective convention and current project; One…patterns are → pattern is or minimally are → is; careful of not assuming → careful not to assume; depend from → depend on.

149. Mastery scorecard

After the ten passages, calculate:

• overall detection rate;
• repair accuracy;
• false-positive rate;
• average time per passage;
• accuracy by error family;
• accuracy by passage third;
• number of high-confidence wrong answers.

High-confidence wrong answers deserve priority because the learner is unlikely to self-correct them spontaneously.

150. Independence test

The learner is ready to move beyond guided passage practice when she can:

• read a new passage without family labels;
• identify genuine errors independently;
• preserve correct sentences;
• explain why a repair is needed;
• make a minimal correction;
• retain passage meaning;
• finish within a predictable time;
• repeat the performance across several topics.

151. Final operating model

READ THE PASSAGE AS A SYSTEM. TRACK TIME, REFERENCE AND LOGIC. TEST EACH SUSPECT FORM AGAINST THAT SYSTEM. CHANGE ONLY WHAT THE GRAMMAR REQUIRES. PRESERVE THE WRITER’S MEANING. VERIFY. MOVE.

Return to the Secondary English Editing Examination Performance hub. The next spoke is SETC-SEC-EDIT-040 — English Editing Under Time Pressure | Scan, Verify and Stop Without Guessing, where the same grammar system is compressed for examination-speed execution, uncertainty management and recovery.