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Tim's Teachers
Tim's Teachers Vocabulary Mastery
Chapter 3 — Answer Key Teacher copy. Print seed 752593773 — this chapter reprints identically for as long as the seed is unchanged.
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Section 1 Learn the Words

WordPart of speechDefinitionChineseExample
abate verb to become less intense or to make something less intense 减弱;缓和 The wind began to abate after sunset, so the hikers continued down the trail.
advocate verb to publicly support or recommend an idea or cause 提倡;支持 Several students advocate starting school later so teenagers can get more sleep.
bolster verb to support or strengthen something 支持;加强 The researcher used new evidence to bolster her argument.
candid adjective honest and direct, even when the truth may be uncomfortable 坦率的;直言不讳的 Jared gave a candid explanation of why the group project had failed.
coherent adjective clear, logical, and well organized 连贯的;条理清楚的 Her essay became much more coherent after she rearranged the paragraphs.
compel verb to force or strongly persuade someone to act 迫使;强烈促使 The emergency may compel the city to close the bridge.
concede verb to admit that something is true, often unwillingly 承认;让步 After seeing the data, Marcus had to concede that his first estimate was wrong.
corroborate verb to confirm a statement by providing additional evidence 证实;佐证 Two independent witnesses were able to corroborate the driver's account.
criterion noun a standard used to judge or decide something 标准;准则 Safety was the most important criterion when the class chose a site for the experiment.
deliberate adjective done intentionally and with careful thought 故意的;深思熟虑的 Her deliberate choice of evidence made the presentation more convincing.
discern verb to notice or understand something that is not obvious 辨别;察觉 From the faint tracks, the ranger could discern that an animal had crossed the path.
dismiss verb to reject an idea as unimportant or not worth considering 否定;不予考虑 The committee refused to dismiss the complaint before reviewing the evidence.
elaborate verb to explain something more fully by adding details 详细说明;阐述 When the teacher asked for more detail, Nina began to elaborate on her proposal.
endorse verb to publicly approve, support, or recommend something 赞同;支持 The science club decided to endorse the recycling plan after reviewing its costs.
futile adjective unlikely to succeed or produce a useful result 徒劳的;无效的 Trying to repair the soaked paper with more water would be futile.
impartial adjective fair and not favoring one side over another 公正的;不偏不倚的 The debate judge remained impartial and scored both teams by the same standards.
inhibit verb to prevent, slow, or limit an action or process 抑制;阻碍 Cold temperatures can inhibit the growth of certain plants.
innovative adjective introducing new ideas, methods, or designs 创新的;革新的 The team developed an innovative way to collect rainwater for the garden.
lucid adjective clear and easy to understand 清楚的;明晰的 The diagram provided a lucid explanation of how the machine worked.
meticulous adjective extremely careful and attentive to small details 一丝不苟的;细致的 Priya kept meticulous notes during every stage of the experiment.
mitigate verb to make something harmful or severe less serious 减轻;缓解 Planting trees can help mitigate the effects of extreme summer heat.
novice noun a person who is new to or inexperienced in an activity 新手;初学者 Although he was a novice at chess, he learned quickly from each match.
obscure adjective not well known, clear, or easy to understand 晦涩的;不清楚的;鲜为人知的 The article referred to an obscure law that few students had heard of.
plausible adjective seeming reasonable or likely to be true 似乎合理的;可信的 Her explanation sounded plausible until the timeline was checked.
pragmatic adjective focused on practical results rather than theories or ideals 务实的;讲求实际的 The class chose a pragmatic solution that could be finished with the materials they already had.
reinforce verb to strengthen an idea, structure, behavior, or feeling 加强;巩固 The coach used short drills to reinforce the skills taught earlier in practice.
resilient adjective able to recover quickly from difficulty or change 有韧性的;恢复力强的 The resilient plants survived both the heat wave and the heavy rain.
skeptical adjective not easily convinced and doubtful about a claim 怀疑的;持怀疑态度的 Maya remained skeptical until she saw the experiment repeated.
tentative adjective not certain or final and still subject to change 暂定的;不确定的 The club announced a tentative meeting date while it waited for the room reservation.
undermine verb to weaken something gradually or indirectly 削弱;逐渐破坏 Repeatedly ignoring the rules can undermine trust within a team.

Section 2 Immediate Retrieval

# Prompt Answer Scores as Box Notes
1 What word describes an explanation that is clear and easy to understand? lucid lucid -
2 What word describes an approach focused on practical results? pragmatic pragmatic -
3 What word means to force or strongly persuade someone to act? compel compel -
4 What word means to make a harmful or severe situation less serious? mitigate mitigate -
5 What word describes someone who is doubtful and not easily convinced? skeptical skeptical -
6 What word means a person who is new to an activity? novice novice -
7 What word means to strengthen an idea, structure, behavior, or feeling? reinforce reinforce -
8 What word means to strengthen or support something? bolster bolster -
9 What word describes something that is clear, logical, and well organized? coherent coherent -
10 What word describes someone who is fair and does not favor either side? impartial impartial -
11 What word describes an explanation that seems reasonable or likely to be true? plausible plausible -
12 What word means to publicly support or recommend a cause or idea? advocate advocate -
13 What word describes something that introduces a new idea, method, or design? innovative innovative -
14 What word describes someone who is extremely careful about small details? meticulous meticulous -
15 What word describes something not well known or difficult to understand? obscure obscure -
16 What word describes a plan that is not yet final and may change? tentative tentative -
17 What word means to explain something more fully by adding detail? elaborate elaborate -
18 What word means to notice or understand something that is not obvious? discern discern -
19 What word describes someone or something able to recover quickly from difficulty? resilient resilient -
20 What word means to slow, prevent, or limit an action or process? inhibit inhibit -
21 What word means to weaken something gradually or indirectly? undermine undermine -
22 What word means to reject an idea as unimportant or not worth considering? dismiss dismiss -
23 What word describes an action done intentionally and with careful thought? deliberate deliberate -
24 What word means a standard used to judge or decide something? criterion criterion -
25 What word means to admit a point, often unwillingly? concede concede -
26 What word means to become less intense or severe? abate abate -
27 What word describes an effort that is unlikely to succeed? futile futile -
28 What word means to publicly approve, support, or recommend something? endorse endorse -
29 What word means to confirm a statement with additional evidence? corroborate corroborate -
30 What word describes speech that is honest and direct, even when uncomfortable? candid candid -

Section 3 Review from Earlier Chapters

# Prompt Answer Scores as Box Notes
1 Before accepting the conclusion, the class decided to ______ the graph and compare each category carefully. analyze analyze -
2 Which earlier word best completes the sentence about directions with more than one possible meaning?
TL coherent TR ambiguous BL relevant BR explicit
ambiguous ambiguous TR
3 One group's behavior made the other group more hostile. Which earlier vocabulary word fits? antagonize antagonize -
4 The engineering team tried a different ______ after its first design failed the safety test. approach approach -
5 Which earlier word best completes the sentence about making the delays less severe?
TL alleviate TR exacerbate BL measure BR predict
alleviate alleviate TL
6 The teams showed strong hostility toward each other. Which earlier vocabulary word fits? animosity animosity -
7 Because the weather forecast changed, the organizers had to ______ the outdoor schedule. alter alter -
8 Which earlier word best completes the sentence about removing responsibility from Mia?
TL accuse TR question BL penalize BR absolve
absolve absolve BR
9 A student feels both positive and negative about the same decision. Which earlier vocabulary word fits? ambivalent ambivalent -
10 Because the final measurements were not available, the students had to ______ the total cost. approximate approximate -
11 Which earlier word best completes the sentence about a rule that appears to lack a clear reason?
TL valid TR deliberate BL arbitrary BR consistent
arbitrary arbitrary BL
12 A neutral teacher is asked to settle a disagreement. Which earlier vocabulary word fits? arbitrate arbitrate -

Correct-answer positions: TL 1 / TR 1 / BL 1 / BR 1

Section 4 Context Practice

# Prompt Answer Scores as Box Notes
1 Frequent rule changes can ______ confidence in a school's policies.
TL approximate TR strengthen BL restore BR undermine
undermine undermine BR
2 The scientist would not ______ an unusual result until the test had been repeated.
TL examine TR dismiss BL consider BR record
dismiss dismiss TR
3 The coach was ______ about the team's mistakes and explained exactly what needed to improve.
TL candid TR evasive BL vague BR guarded
candid candid TL
4 The second set of measurements helped ______ the first team's surprising result.
TL absolve TR obscure BL corroborate BR contradict
corroborate corroborate BL
5 The students designed a(n) ______ filter that used inexpensive recycled materials.
TL traditional TR ordinary BL outdated BR innovative
innovative innovative BR
6 The city planted more trees to ______ the effects of extreme heat in crowded neighborhoods.
TL cause TR mitigate BL ignore BR increase
mitigate mitigate TR
7 Too little sunlight can ______ the growth of young seedlings.
TL inhibit TR accelerate BL encourage BR improve
inhibit inhibit TL
8 When asked how the machine saved energy, the engineer began to ______ on each step of the process.
TL shorten TR elaborate BL summarize BR conceal
elaborate elaborate TR
9 After revising the confusing transitions, Leo's argument became much more ______.
TL inconsistent TR random BL fragmented BR coherent
coherent coherent BR
10 Without the missing key, repeated attempts to open the locked cabinet were ______.
TL approximate TR effective BL futile BR promising
futile futile BL
11 As a(n) ______ in rock climbing, Tessa practiced basic techniques before attempting harder routes.
TL novice TR veteran BL expert BR specialist
novice novice TL
12 Her pause before answering was ______; she wanted to consider every detail first.
TL accidental TR analyze BL deliberate BR impulsive
deliberate deliberate BL
13 The ______ community rebuilt quickly after the storm damaged several homes.
TL helpless TR resilient BL fragile BR unstable
resilient resilient TR
14 Rather than argue about the perfect design, the team chose a(n) ______ solution they could build that day.
TL idealistic TR theoretical BL absolve BR pragmatic
pragmatic pragmatic BR
15 Because the lab required exact measurements, the group kept ______ records of every trial.
TL hasty TR careless BL rough BR meticulous
meticulous meticulous BR
16 Many students ______ adding more shade trees to the campus because the playground becomes extremely hot.
TL question TR advocate BL observe BR oppose
advocate advocate TR
17 The judges were ______ of the claim because no evidence had been provided.
TL skeptical TR convinced BL animosity BR certain
skeptical skeptical TL
18 The explanation sounded ______ because it matched the evidence and the known timeline.
TL absurd TR alter BL plausible BR impossible
plausible plausible BL

Correct-answer positions: TL 4 / TR 5 / BL 4 / BR 5

Section 5 Semantic Discrimination

# Prompt Answer Scores as Box Notes
1 A committee announces a date but warns that it may change after more information arrives. Which adjective best describes the date?
TL flexible TR temporary BL tentative BR final
tentative tentative BL
2 A teacher gives another example specifically to make an earlier concept stronger in students' memories. Which verb best describes the purpose?
TL challenge TR reinforce BL alleviate BR introduce
reinforce reinforce TR
3 A reader notices a slight change in the narrator's attitude that is not stated directly. Which verb best describes the reader's action?
TL discern TR assume BL invent BR announce
discern discern TL
4 A difficult scientific idea is explained in language that is unusually clear and easy to follow. Which adjective fits best?
TL detailed TR formal BL concise BR lucid
lucid lucid BR
5 A judge applies the same rules to both teams and has no preference for either side. Which adjective best describes the judge?
TL impartial TR neutral BL arbitrate BR objective
impartial impartial TL
6 During a debate, a speaker admits that one point made by the opposing side is correct. Which verb fits best?
TL clarify TR concede BL repeat BR antagonize
concede concede TR
7 A scholarship committee decides that community service will be one standard used to judge applicants. Which noun best names that standard?
TL consequence TR animosity BL procedure BR criterion
criterion criterion BR
8 A legal rule leaves a company no choice but to change its procedure. Which verb most precisely describes what the rule does?
TL advise TR invite BL compel BR encourage
compel compel BL
9 A writer adds a reliable statistic because her argument needs stronger support. Which verb best describes the purpose of the statistic?
TL qualify TR summarize BL bolster BR analyze
bolster bolster BL
10 A historian studies a little-known event that rarely appears in textbooks. Which adjective best describes the event?
TL obscure TR controversial BL ancient BR complex
obscure obscure TL
11 A thunderstorm is still present, but the wind and rain are steadily becoming weaker. Which word best describes what the storm is doing?
TL persist TR intensify BL spread BR abate
abate abate BR
12 After examining a proposal, an organization announces that it officially supports it. Which verb best fits?
TL acknowledge TR endorse BL describe BR consider
endorse endorse TR

Correct-answer positions: TL 3 / TR 3 / BL 3 / BR 3

Section 6 Synonyms

# Prompt Answer Scores as Box Notes
S1 COMPEL:
TL delay TR force BL permit BR invite
force compel TR
Invite is tempting because both can lead to action, but an invitation does not force action.
S2 SKEPTICAL:
TL doubtful TR eager BL curious BR certain
doubtful skeptical TL
Curious is tempting because a skeptical person may ask questions, but curiosity does not necessarily involve doubt.
S3 COHERENT:
TL random TR vivid BL logical BR lengthy
logical coherent BL
Lengthy may describe an explanation, but length does not make it coherent.
S4 NOVICE:
TL spectator TR beginner BL teacher BR expert
beginner novice TR
Spectator is tempting because a spectator may lack experience, but a novice is specifically a beginner.
S5 CRITERION:
TL standard TR result BL method BR obstacle
standard criterion TL
Method is tempting because it may be used in a decision process, but it is not a judging standard.
S6 DISMISS:
TL accept TR examine BL discuss BR reject
reject dismiss BR
Delay is tempting because both can stop immediate action, but dismiss means reject rather than postpone.
S7 METICULOUS:
TL flexible TR precise BL rapid BR careless
precise meticulous TR
Rapid is tempting because careful people may work efficiently, but meticulous emphasizes detail, not speed.
S8 BOLSTER:
TL weaken TR shelter BL scatter BR strengthen
strengthen bolster BR
Shelter is tempting because it can mean protect, but it does not mean strengthen.
S9 ABATE:
TL subside TR intensify BL abandon BR debate
subside abate TL
Persist is tempting because both can describe an ongoing condition, but persist means to continue rather than weaken.
S10 DELIBERATE:
TL accidental TR hesitant BL intentional BR careless
intentional deliberate BL
Hesitant is tempting because deliberation can take time, but hesitant does not mean intentional.
S11 OBSCURE:
TL famous TR unknown BL complex BR ancient
unknown obscure TR
Complex is tempting because obscure ideas can be hard to understand, but obscure here means little known.
S12 UNDERMINE:
TL strengthen TR challenge BL weaken BR reveal
weaken undermine BL
Challenge is tempting because it can create difficulty, but undermine means gradually weaken.
S13 PRAGMATIC:
TL practical TR idealistic BL careless BR theoretical
practical pragmatic TL
Traditional is tempting because practical choices may be familiar, but pragmatic means focused on workable results.
S14 FUTILE:
TL effective TR delayed BL difficult BR useless
useless futile BR
Difficult is tempting because hard tasks may fail, but futile means unlikely to achieve a useful result.
S15 ADVOCATE:
TL oppose TR announce BL observe BR support
support advocate BR
Announce is tempting because advocates often speak publicly, but announce does not mean support.
S16 RESILIENT:
TL fragile TR tough BL rigid BR temporary
tough resilient TR
Rigid is tempting because both can suggest strength, but resilience depends on recovering from stress or change.
S17 ELABORATE:
TL expand TR condense BL erase BR repeat
expand elaborate TL
Repeat is tempting because more words may be added, but elaborating adds detail rather than merely repeating.
S18 PLAUSIBLE:
TL absurd TR certain BL credible BR proven
credible plausible BL
Proven is tempting because plausible ideas can seem convincing, but plausible does not mean established as true.
S19 MITIGATE:
TL worsen TR lessen BL measure BR prevent
lessen mitigate TR
Prevent is tempting because both can reduce harm, but mitigate means reduce severity rather than stop entirely.
S20 TENTATIVE:
TL final TR obvious BL provisional BR permanent
provisional tentative BL
Formal is tempting because tentative plans may be announced officially, but formal does not mean subject to change.
S21 REINFORCE:
TL weaken TR introduce BL replace BR strengthen
strengthen reinforce BR
Introduce is tempting in teaching contexts, but reinforcement strengthens something already present.
S22 CANDID:
TL frank TR careless BL formal BR guarded
frank candid TL
Guarded is tempting because it describes a style of speaking, but it is nearly the opposite of candid.
S23 CORROBORATE:
TL estimate TR confirm BL decorate BR contradict
confirm corroborate TR
Question is tempting because it relates to evidence, but it does not mean confirm.
S24 CONCEDE:
TL predict TR demand BL admit BR deny
admit concede BL
Deny is tempting because it belongs to the same argumentative context, but it is the opposite of concede.
S25 DISCERN:
TL ignore TR invent BL conceal BR detect
detect discern BR
Conceal is tempting because it often describes something hard to discern, but it means hide.
S26 ENDORSE:
TL approve TR question BL mention BR oppose
approve endorse TL
Mention is tempting because endorsements are often public, but mentioning something is not approving it.
S27 INHIBIT:
TL measure TR restrain BL trigger BR encourage
restrain inhibit TR
Trigger is tempting because both affect a process, but trigger starts or increases action rather than limiting it.
S28 INNOVATIVE:
TL ordinary TR ancient BL careful BR original
original innovative BR
Costly may describe a new invention, but it says nothing about whether the idea is innovative.
S29 LUCID:
TL brief TR bright BL clear BR vague
clear lucid BL
Bright is tempting because lucid can suggest clarity, but here lucid means understandable, not luminous.
S30 IMPARTIAL:
TL neutral TR biased BL strict BR involved
neutral impartial TL
Strict is tempting because fair judges may apply rules firmly, but strict does not mean impartial.

Correct-answer positions: TL 8 / TR 8 / BL 7 / BR 7

Section 7 Cumulative Reading

The Courtyard Decision — target words used in the passage: advocate, candid, coherent, undermine, innovative, bolster, skeptical, dismiss, corroborate, plausible, concede, tentative, pragmatic, resilient, impartial, meticulous, discern, mitigate, lucid, deliberate

Section 8 Reading & Application

# Prompt Answer Scores as Box Notes
1 Why did the committee decide to reduce the size of its original courtyard design?
TL The students decided that the courtyard should remain unused. TR The principal prohibited outdoor classrooms. BL Construction estimates increased, making the first design too expensive. BR The science teachers opposed the rainwater system.
Construction estimates increased, making the first design too expensive. BL
Passage: “A week later, the group faced a setback when construction estimates rose.”
2 What does the committee's response to the solar-light proposal show about how it made decisions?
TL It allowed the principal to make every important choice. TR It examined evidence before accepting or rejecting a questionable idea. BL It accepted new ideas immediately if they sounded innovative. BR It rejected any proposal that might cost money.
It examined evidence before accepting or rejecting a questionable idea. TR
Passage: “Instead of dismissing the idea immediately, they asked for evidence.”
3 Which statement best explains why Maya called the revised plan resilient?
TL It was intended mainly to impress the judges. TR It used the most expensive materials available. BL It depended on the original design remaining unchanged. BR It could still work even when unexpected problems forced the group to adjust.
It could still work even when unexpected problems forced the group to adjust. BR
Passage: “Maya explained that a resilient plan should survive unexpected problems instead of depending on perfect conditions.”
4 How did the impartial teacher improve the committee's final proposal? Her careful review identified two overlooked safety problems, which led the students to change the path and add a railing. -
Passage: “Her meticulous notes helped the students discern two safety issues they had overlooked.”
Model response: Her careful review identified two overlooked safety problems, which led the students to change the path and add a railing.
5 Describe a time when giving a candid opinion could help a group reach a more pragmatic decision. If my group planned a project that was too expensive, I could be candid about the budget so we could choose a more pragmatic design that we could actually complete. -
Model response: If my group planned a project that was too expensive, I could be candid about the budget so we could choose a more pragmatic design that we could actually complete.
6 Write about a claim you would be skeptical of until someone could corroborate it with evidence. I would be skeptical if someone claimed that our school used half as much electricity this year unless records could corroborate the claim. -
Model response: I would be skeptical if someone claimed that our school used half as much electricity this year unless records could corroborate the claim.
7 Explain how a person, team, or community can be resilient while also taking steps to mitigate a problem. A resilient team keeps working after a setback, but it can also mitigate future problems by changing its plan and preparing better. -
Model response: A resilient team keeps working after a setback, but it can also mitigate future problems by changing its plan and preparing better.

Correct-answer positions: TL 0 / TR 1 / BL 1 / BR 1

Section 9 Final Retrieval

# Prompt Answer Scores as Box Notes
1 Which lesson word means to officially express support for a plan or candidate? endorse endorse -
2 Which lesson word names one standard used to judge several choices? criterion criterion -
3 Which lesson word describes an arrangement that may still change? tentative tentative -
4 Which lesson word would you use for adding evidence that makes an argument stronger? bolster bolster -
5 Which lesson word describes a fact that is little known or difficult to understand? obscure obscure -
6 Which lesson word describes writing whose ideas connect logically from beginning to end? coherent coherent -
7 Which lesson word means to gradually weaken confidence, authority, or strength? undermine undermine -
8 A storm is weakening after hours of heavy rain. Which lesson word describes this change? abate abate -
9 Which lesson word describes an explanation that makes a difficult idea easy to understand? lucid lucid -
10 Which lesson word means to reject an idea without accepting it for further consideration? dismiss dismiss -
11 Which lesson word names someone who has very little experience in an activity? novice novice -
12 Which lesson word means to speak publicly in favor of a proposal? advocate advocate -
13 Which lesson word means to support a report with independent evidence? corroborate corroborate -
14 Which lesson word describes someone who doubts a claim and wants stronger evidence? skeptical skeptical -
15 Which lesson word describes work done with extremely close attention to detail? meticulous meticulous -
16 Which lesson word means to notice a difference that is difficult to see? discern discern -
17 Which lesson word means to slow or limit a process without necessarily stopping it completely? inhibit inhibit -
18 Which lesson word describes a method that is new and creative? innovative innovative -
19 Which lesson word describes a judge who favors neither side? impartial impartial -
20 Which lesson word means to reduce the seriousness of a harmful situation? mitigate mitigate -
21 Which lesson word describes the ability to recover after difficulty or change? resilient resilient -
22 Which lesson word describes an answer that is truthful and direct rather than guarded? candid candid -
23 Which lesson word describes a decision based mainly on what will work in practice? pragmatic pragmatic -
24 Which lesson word describes an explanation that could reasonably be true? plausible plausible -
25 Which lesson word describes an effort that cannot realistically achieve its goal? futile futile -
26 Which lesson word means to leave someone little or no choice but to act? compel compel -
27 Which lesson word means to add explanation and supporting details? elaborate elaborate -
28 Which lesson word describes a choice made intentionally after careful thought? deliberate deliberate -
29 Which lesson word means to make an existing idea or skill stronger? reinforce reinforce -
30 Which lesson word means to acknowledge that an opposing point is correct? concede concede -