懒笔记
2018年12月英语四级真题第3套 Part III Section C (1) Cats Are Adorable Physicists
CET-4 · 来自 2018年12月英语四级真题第3套 · Part III Section C (1) · 阅读理解（四选一）

Cats Are Adorable Physicists

《猫是可爱的物理学家》 —— 2018年12月英语四级真题第3套文章逐层精读

本文选自2016年6月16日发表在www.smithsonianmag.com 网站上的一篇标题为“Cats Are Adorable Physicists”(《猫是可爱的物理学家》)的文章。

本页是 2018年12月英语四级真题第3套 Part III Section C (1) 文章的精读视角页——这篇说明文全文 341 词、8 段，CEFR 难度 B2（B2 级在英语四级文章中占 46%），作者立场为「积极支持」；英文原文之外，本篇已有的 11 项精读维度逐项展开，其中能迁移到其他英语四级真题文章的判断方法（篇章结构、修辞、言外之意、作者态度、体裁速判）随各维度一并讲透。

精读最佳实践

本页解析里的段号（P1）都可以点——点一下，原文在顶部翻开并定位到该段，解析引用的原文同步标亮；合上原文，你还停在刚才读到的位置。点 P1 试试。

PASSAGE · 文章原文

8 段英文原文

以下为2018年12月英语四级真题第3套 Part III Section C (1) 的阅读理解（四选一）原文，共 8 段。左侧 P1–P8 是段落编号——本页全部解析（结构、逐段、修辞、自检题）都以它为坐标回指原文，点击解析里的段号，原文即在顶部翻开并定位到该段、引用的原文同步标亮；合上原文仍停在当前阅读位置。原文保持卷面形态，不带翻译与标注。

Cats Are Adorable Physicists

The latest in cat research reveals that the lovely animal seems to have a basic grasp on both the laws of physics and the ins and outs of cause and effect.

According to a newly published study, cats seem to be able to predict the location of hiding prey(猎物) using both their ears and an inborn(天生的) understanding of how the physical world works.

In a recent experiment, Japanese researchers taped 30 domestic cats reacting to a container that a team member shook. Some containers rattled(发出响声); others did not. When the container was tipped over, sometimes an object fell out and sometimes it didn't.

It turns out that the cats were remarkably smart about what would happen when a container was tipped over. When an object did not drop out of the bottom of a rattling container, they looked at it for a longer time than they did when the container behaved as expected.

"Cats use a causal-logical understanding of noise or sounds to predict the appearance of invisible objects," lead researcher Saho Takagi says in a press release. The researchers conclude that cats' hunting style may have developed based on their common-sense abilities to infer where prey is, using their hearing.

Scientists have explored this idea with other endearing creatures: babies. Like cats, babies appear to engage in what's called "preferential looking"—looking longer at things that are interesting or unusual than things they perceive as normal.

When babies' expectations are violated in experiments like the ones performed with the cats, they react much like their animal friends. Psychologists have shown that babies apparently expect their world to comply with the laws of physics and cause and effect as early as two months of age.

Does the study mean that cats will soon grasp the ins and outs of cause and effect? Maybe. Okay, so cats may not be the next physics faculty members at America's most important research universities. But by demonstrating their common sense, they've shown that the divide between cats and humans may not be that great after all.

PARAGRAPHS · 逐段精读

8 段逐段主旨与解读

逐段拆解2018年12月英语四级真题第3套 的这篇原文——每段给出英文段落主旨、段落标题与中文解读，并提炼一条「这段为什么这样读」的具体方法。

  1. P1

    Cats' Basic Physical Understanding

    Research suggests that cats have a basic understanding of physics and causality.

    本段是全文的总领段，先提出 cats possess intuitive knowledge 这一总论点，后文将通过实验过程、实验结果、研究者解释以及婴儿类比来逐层证明这一 claim。

    锁定研究结论
  2. P2

    How Cats Locate Hidden Prey

    Cats can use sounds and intuitive physical knowledge to predict where hidden prey is.

    本段承接首段的总论点，把猫的抽象认知能力落到 hunting 场景中，为下文 container experiment 提供了明确的研究问题和验证方向。

    结果加依据
  3. P3

    The Container Experiment

    Japanese researchers tested cats by varying container sounds and object outcomes.

    本段为文章提供 empirical method，即实证研究方法；它把第二段的能力假设转化为可观察、可检验的实验条件，从而为后文结果增加可信度。

    提取实验变量
  4. P4

    Cats React to Violated Expectations

    Cats showed surprise when a noisy container failed to release an object.

    本段给出全文最直接的实验结果，证明猫不仅听到声音，还会形成并检验“声音意味着物体存在”的 causal expectation，因此有力支撑文章中心论点。

    关注反常反应
  5. P5

    Causal Reasoning and Hunting

    Cats' sound-based causal reasoning may help them locate prey while hunting.

    本段解释第四段实验结果的认知含义，并将其放入猫的捕猎行为中，使文章由“猫做出了什么反应”推进到“这种反应为何具有适应价值”。

    连接能力与功能
  6. P6

    A Comparison with Babies

    Like cats, babies look longer at unusual or unexpected events.

    本段通过人类婴儿这一熟悉对象，为猫的异常注视行为提供心理学解释，也为文章后续论证 cats and humans 的认知距离并不大作铺垫。

    识别类比对象
  7. P7

    Infants' Early Understanding of Causality

    Even very young babies expect events to follow physical and causal laws.

    本段完成猫与婴儿之间的深层连接：婴儿的反应已被心理学界视为早期物理因果认知的表现，因此反过来增强了对猫具有类似 common sense 的解释。

    由现象上升认知
  8. P8

    A Smaller Gap Between Cats and Humans

    Cats are not human-like physicists, but their common sense narrows the gap between cats and humans.

    本段是全文的 conclusion：它避免夸大猫的能力，同时把实验发现提升为关于 animal cognition 的更广泛认识，即猫与人类在基本常识和因果理解上可能存在连续性。

    抓住转折落点
SELF CHECK · 段落自检题

8 道逐段细节自检题

针对2018年12月英语四级真题第3套这篇原文，每段配 1 道细节题（ 1 个正确项 + 5 个干扰项 ，由懒笔记精读引擎基于本段命制，非试卷原题）。 选项默认中性；点「显示答案与解析」展开正确项、解析与最快解法，现代浏览器会同步高亮正确选项。

  1. 第 1 段 定位词 latest cat research physical laws

    What does the latest cat research suggest about cats?

    • A They have mastered advanced physics principles.
    • B They can explain cause and effect to researchers.
    • C They seem to possess a basic understanding of physical laws and causality.
    • D They learn physical rules only through human training.
    • E They are better at physics than human babies.
    • F They cannot distinguish normal events from unusual ones.
    显示答案与解析 收起答案与解析

    正确答案：C

    该项完整保留 basic understanding 的程度限制，并用 causality 对应 cause and effect，属于同义改写。障碍在于 possess 比 have 更正式，考生要识别语体变化，同时保留 seem 的不确定性。

    语气强度筛选 时间极紧时，直接扫描 第1段 中 latest、research、physics 形成的关键词簇，不必逐句翻译。随后对选项执行“强度筛查”：只保留与原句的 seem 和 basic 同强度的正确项；凡出现 mastered、only、better 等升级词立即删除。

  2. 第 2 段 定位词 predict the location hiding prey

    How do cats predict the location of hiding prey, according to the study?

    • A By observing the movements of visible prey.
    • B By depending only on their sense of smell.
    • C By copying the hunting behavior of other cats.
    • D By relying on their hearing and an inborn understanding of the physical world.
    • E By receiving instructions from researchers.
    • F By remembering where they saw prey before.
    显示答案与解析 收起答案与解析

    正确答案：D

    该项准确复现了 using both 的双通道机制：hearing 对应 ears，an inborn understanding 对应原文的能力来源。障碍是 ears 被概括为 hearing，考生需识别身体器官与感官能力的转换。

    双通道填空 先在 第2段 进行“动词后扫读”：找到 predict 后，不读前面的引入句，直接扫描其后的 using both 结构。将选项拆成两个空位，分别核验感官和认知来源；能同时填满两个空位的正确项即为答案。

  3. 第 3 段 定位词 Japanese researchers experiment

    What was varied in the Japanese researchers' experiment?

    • A The number of cats recorded in each group.
    • B The age and breed of the domestic cats.
    • C Whether the researchers rewarded the cats with food.
    • D Whether every container was made of the same material.
    • E Whether a shaken container rattled and whether an object fell out when it was tipped.
    • F Whether cats were allowed to touch the containers.
    显示答案与解析 收起答案与解析

    正确答案：E

    该项覆盖两个被操控的条件：声音状态与倾倒后的掉落状态。障碍在于原文将它们拆分到两句，选项则合并概括，要求考生整合实验流程而非只抓一个细节。

    量词抓变量 在 第3段 不必逐句翻译，直接用“量词扫描”寻找 some、others、sometimes。量词后面紧跟的名词或事件就是比较条件；将两处条件并列回收，正确项会自然匹配。

  4. 第 4 段 定位词 rattling container failed to release an object

    How did cats react when a rattling container failed to release an object?

    • A They immediately lost interest in the container.
    • B They tried to open the container themselves.
    • C They looked away more quickly than usual.
    • D They reacted only when the container made no sound.
    • E They treated the unexpected event as completely normal.
    • F They looked at it for a longer time than when the outcome was expected.
    显示答案与解析 收起答案与解析

    正确答案：F

    该项保留了核心行为 looked、比较级 longer 和参照条件 expected outcome，是对实验结果的准确改写。障碍是 it 指代 container，且原文用 behaved as expected，选项用 outcome was expected。

    否定后抓比较 在 第4段 使用“否定词跳读”：看见 did not 后，立即向后找 cats 的动作和比较级 than。不要解释猫为什么这样做，只将行为时长与 expected 情况作方向比对；方向一致的正确项即可确定。

  5. 第 5 段 定位词 researchers conclude hunting style

    What do the researchers conclude about cats' hunting style?

    • A It may have developed from their common-sense ability to infer prey locations through hearing.
    • B It was taught to cats by professional animal trainers.
    • C It depends entirely on cats' ability to see hidden prey.
    • D It developed after cats learned formal physical theories.
    • E It prevents cats from responding to unusual sounds.
    • F It is identical to the hunting behavior of human babies.
    显示答案与解析 收起答案与解析

    正确答案：A

    该项保留 may have developed 的推测程度，并整合 common-sense abilities、infer where prey is 和 hearing 三项信息。障碍在于把原文较长的 using 结构压缩为 through hearing，属于合规概括。

    情态词验真 在 第5段 先不读引号内容，直接从 conclude 后面的 hunting style 进入，沿着 based on 反向收集依据。然后对选项进行“情态词验真”：保留 may 的正确项符合研究推论，去除把可能性写成确定因果的选项。

  6. 第 6 段 定位词 preferential looking

    What is meant by preferential looking?

    • A Avoiding events that seem new or surprising.
    • B Looking longer at events perceived as interesting or unusual than at normal ones.
    • C Looking equally long at all objects in an experiment.
    • D Making louder sounds when something is unusual.
    • E Choosing familiar objects over unfamiliar ones.
    • F Ignoring events that conform to physical laws.
    显示答案与解析 收起答案与解析

    正确答案：B

    该项准确保留 preferential looking 的行为定义：longer looking、interesting or unusual 与 normal 的比较。障碍在于 perceived as 表明“被感知为”，不是事件客观上必然异常。

    标点即定义 直接定位 第6段 中 preferential looking 后的破折号，把破折号后的内容视为词典释义。无需理解全段类比关系，只需核验选项是否同时保留“更久注视”和“异常对正常”的比较，正确项即可锁定。

  7. 第 7 段 定位词 as early as physical and causal regularity

    At what age do babies apparently begin to expect physical and causal regularity?

    • A At birth.
    • B At exactly two years of age.
    • C As early as two months of age.
    • D Only after they have watched cats in experiments.
    • E When they begin to speak in complete sentences.
    • F After they learn the basic laws of physics at school.
    显示答案与解析 收起答案与解析

    正确答案：C

    正确项完整保留 as early as two months 的时间下限和研究的谨慎语气背景。障碍是题干的 begin to expect 对应原文的 apparently expect，不能将其误读为能力已经成熟。

    数字先验单位 在 第7段 采用“单位优先法”：先扫数字单位 month、year，再回看其左侧的 as early as。选项不必逐项深读，凡单位不符或带有 at birth、exactly、only after 等边界改写者先排除，正确项保留。

  8. 第 8 段 定位词 cats and humans

    What does the study ultimately imply about the difference between cats and humans?

    • A Cats and humans have exactly the same intellectual abilities.
    • B Cats will soon become physics professors at major universities.
    • C Humans have no common sense that cats lack.
    • D The cognitive divide between them may be smaller than commonly assumed.
    • E Cats are unable to understand any causal relationships.
    • F The study proves that cats are superior to humans in physics.
    显示答案与解析 收起答案与解析

    正确答案：D

    该项用 cognitive divide 对应 divide，用 smaller 对应 may not be that great after all，并保留 may 的谨慎性。障碍在于 common sense 是证据表现，而答案提升为人与猫差异的总体推论。

    结尾评价定论 锁定 第8段 后，直接执行“结尾评价法”：跳过前面的修辞性设问和幽默性铺垫，重点读取最终评价句。将其与选项做程度映射，保留表达“差距缩小但未消失”的正确项。

STRUCTURE · 篇章结构

5 个意群的说明文骨架

按说明文 的行文骨架切分意群，每个意群标注它覆盖的段落与对主旨的作用——逐段读完后回到这里俯瞰全篇，能看清作者为什么按这个顺序行文。

  1. P1

    研究发现引入

    这个 opening paragraph 直接 present 了 the core finding，表明 cats 具有对 physics laws 和 cause and effect 的 basic grasp，作为整篇 expository text 的 topic sentence 来 introduce 主题。

    这个 introductory segment 通过 reveal 这个 动词建立了 suspense，用 seems to have 这种 tentative language 来 present main idea，为后文的 detailed explanation 和 evidence 做好 preparation，是典型的说明文 general-to-specific structure 的 starting point。

    直接陈述核心发现
  2. P2 P3

    实验设计与过程

    这两个 paragraphs 构成一个 coherent unit 来 describe the experimental procedure。第2段 用 according to 引出 published study 并 specify cats 的 predictive ability，第3段 通过 in a recent experiment 来 present the methodology，两者共同 establish 了 how researchers tested 这个 hypothesis。

    这个 sense group 从 abstract claim 转向 concrete evidence，通过 describe experimental design 来 provide empirical foundation。它使用 transition words 比如 according to 和 in a recent experiment 来 connect theoretical statement 和 actual research process，是说明文中 typical supporting section，用 factual description 来 validate 前面的 general statement。

    提供实验依据
  3. P4 P5

    实验结果与解释

    这两个 paragraphs form a unified result section。第4段 present the key finding 使用 it turns out 来 reveal cats 的 smart behavior 和 unexpected reactions，第5段 通过 lead researcher 的 quote 和 researchers conclude 来 provide authoritative interpretation，共同 complete 了从 observation 到 theoretical explanation 的 transition。

    这个 segment 是整个 exposition 的 climax，它不仅 report what happened 而且 explain why it matters。通过 combine observational data 和 expert interpretation，这个 sense group 把 experimental phenomenon 升华为 scientific conclusion，directly support 文章的 main thesis about cats' cognitive abilities。使用 causal-logical understanding 这种 technical terms 来 elevate the discussion level。

    揭示认知机制
  4. P6 P7

    类比研究扩展

    这两个 paragraphs 通过 introduce parallel research on babies 来 expand the discussion scope。第6段 用 scientists have explored this idea with other creatures 来 establish comparison，第7段 describe how babies react similarly，两者共同 build an analogy 来 strengthen 关于 cats' cognitive abilities 的 argument。

    这个 comparative segment 通过 draw parallels between cats and human infants 来 add credibility 给 main claim。它使用 like cats 这种 explicit comparison marker 和 they react much like 来 establish equivalence，表明 cats' abilities 不是 isolated phenomenon 而是 share common ground with human cognition。这是说明文常用的 analogical reasoning strategy 来 make findings more relatable and convincing。

    提供对比论证
  5. P8

    研究意义总结

    这个 concluding paragraph 用 rhetorical question 开始，接着 acknowledge limitations（cats may not be physics faculty members）但 ultimately affirm the significance，用 by demonstrating their common sense 和 the divide may not be that great 来 wrap up the entire exposition with a thought-provoking statement。

    这个 closing segment 通过 balance realistic assessment 和 positive implication 来 provide satisfying closure。它不是 simply repeat main points 而是 elevate the discussion 到 broader implications about animal-human cognition divide，使用 maybe 和 okay 这类 conversational markers 来 create engaging tone，最终用 after all 来 deliver 一个 memorable takeaway。这是说明文 conclusion 的 classic move，从 specific findings 到 general significance。

    阐明研究价值
MAIN IDEA · 速判主旨

5 步定位这篇文章的主旨

不读完全篇也能锁定主旨——以下 5 步按2018年12月英语四级真题第3套 这篇原文的实际行文顺序给出，每步说明看哪里、看出什么，可直接迁移到其他英语四级文章。

  1. 首段主题句定位 P1

    说明文的 first paragraph 通常会直接 introduce 核心 topic，这里明确提到 cats 具有对 physics 和 cause and effect 的 basic grasp，这就是整篇文章要 elaborate 的 main point。

  2. 实验证据段识别 P2 P3 P4

    说明文在提出 main claim 后，必然会用 concrete examples 或 experimental data 来 support 它。第2段 到 第4段 详细描述了 Japanese researchers 的 experiment 和 cats 的 reactions，这些 empirical details 都在 validate opening paragraph 提出的 claim。

  3. 研究者结论定位 P5

    第5段 中 lead researcher 的 direct quote 和 researchers conclude 明确 interpret 了实验结果，说明 cats 用 causal-logical understanding 来 predict prey location。这个 interpretation 直接呼应了 opening paragraph 的 main claim，是连接 evidence 和 thesis 的 key link。

  4. 类比支持段识别 P6 P7

    第6段 和 第7段 引入了 babies 的 parallel case，通过 comparison 说明 cats 和 human infants 有 similar cognitive abilities。这种 analogical structure 不是 introducing new topic，而是用 familiar example 来 strengthen 对 cats' abilities 的 understanding，进一步 support main thesis。

  5. 首尾呼应验证 P8

    最后一段虽然用了 questioning tone（Maybe），但核心仍在 discuss cats' cognitive abilities 和 the divide between cats and humans，这是对 opening claim 的 extension 和 reflection，保持了 thematic unity。说明文的 conclusion 通常会 circle back 到 opening theme，可能加上 implications 或 future perspectives。

主旨信号词 reveals P1 basic grasp P1 according to P2 it turns out that P4 remarkably smart P4 conclude P5 like cats P6 demonstrate P8

MAIN IDEA · 主旨

这篇文章在说什么

最新研究表明,猫具有对物理学和因果关系的直觉理解。通过涉及声音和物体恒存性的实验,科学家发现猫能够利用听觉线索和逻辑推理预测隐藏猎物的位置,展现出与人类婴儿相似的认知能力。
Recent research demonstrates that cats possess an intuitive understanding of physics and cause-and-effect relationships. Through experiments involving sound and object permanence, scientists found that cats can predict hidden prey locations using auditory cues and logical reasoning, revealing cognitive abilities similar to human infants.
WORD INFERENCE · 生词推断

5 个生词的上下文推断

不查词典，只用文中线索推出词义——每个词给出推断出的释义与 完整推理链。已收录进英语四级高频真题词集的单词可点击进入词条页。

  • grasp 理解;掌握

    让我们把这些 clues 串起来。首先,从 sentence structure 看,have a grasp on 这个 fixed collocation 提示我们 grasp 是关于对某物的把握。然后,从 context 看,后文用 predict 和 smart about 来描述 cats 的表现,说明 grasp 指的是一种 cognitive ability。最后,basic 这个 adjective 告诉我们这种能力的 level 是初步的。三条线索共同指向:grasp 表示'理解'或'掌握',程度不深但确实存在。

    结构-语义场-修饰词三维定位法
  • reveal 揭示;显示

    我们从三个角度验证了 reveal 的意思。从 discourse level 看,它在 opening paragraph 引出后续 detailed evidence,起到 introducing findings 的作用。从 syntax 看,它是 reporting verb,后接 that clause 报告内容。从 morphology 看,re-和词根的组合暗示'使不可见变为可见'。三个 layers 都指向同一个 meaning:reveal 表示把之前不知道的信息展示出来。

    宏观功能到微观形式递进法
  • domestic 家养的;驯养的

    我们从 experimental logistics、audience relevance 和 word formation 三个角度分析了 domestic。首先,experiment 的可行性要求 cats 必须是可控的、容易接近的。其次,为了让 research 有 practical value,应该研究人们常接触的 cats。最后,从 etymology 看,dom- 词根本身就与住所相关。所有 evidence 都指向:domestic cats 就是'家养的猫'。

    目的驱动的多维度提问法
  • endearing 惹人喜爱的;讨人喜欢的

    让我们整合这些 clues。首先,从 comparison strategy 看,cats 和 babies 被 grouped together 作为 endearing creatures,两者的 common trait 是引发人类的 affection。然后,从 morphology 看,-ear- 部分和 dear 的联系暗示这是关于喜爱的词。最后,从 overall tone 看,整篇 article 对研究对象的态度是温暖积极的。三条线索交汇:endearing 表示'惹人喜爱的'、'讨人喜欢的'。

    情感基调追踪验证法
  • comply 遵守;符合

    我们从三个层面确认了 comply 的含义。从 logical relationship 看,babies expect world to comply,不 comply 就 violate expectations,这是 conformity vs. deviation 的对立,所以 comply 表示'符合'。从 collocation 看,comply with laws 和 follow/obey laws 在 semantic field 上是 parallel 的。从 morphology 看,com-加上词根暗示'完全顺从'。所有 evidence 指向:comply 意为'遵守、符合'。

    对立关系反向定位法
RHETORIC · 修辞手法

5 处修辞手法与仿写

每处修辞给出它在本文的具体用法、同类信号词清单与一份可直接套用的 写作仿写建议——读完能认，也能写。

  • 举例子

    P3 P4

    文章通过 Japanese researchers 做的 experiment 来 demonstrate cats 的 cognitive abilities。这个 specific example 涉及 30 domestic cats 对 containers 的 reaction，有些 rattled 有些没有，tipped over 后有些掉出 object 有些没有。这个 concrete case 让 abstract concept 变得 tangible，帮助 readers 理解 cats 如何运用 causal-logical understanding。Example 的价值在于把 theoretical claim（猫懂物理）转化为 observable behavior，增强文章的 credibility 和 persuasiveness。

    信号词 experiment study research for example for instance such as take...as an example in one case specifically in particular

    仿写： 写说明文时遇到 abstract concept，问自己：能否找到 a concrete case 来 demonstrate？比如解释"人工智能学习能力"，与其说"AI can learn patterns"，不如写"In a recent study, an AI system analyzed 10,000 medical images and learned to detect tumors with 95% accuracy"。模版：In [specific context], [subject] [specific action/behavior], demonstrating [abstract concept]. 记住 examples 要 具体、可验证、directly relevant to your main point。

  • 作比较

    P6 P7

    文章将 cats 和 babies 进行 systematic comparison，指出两者都展现 preferential looking behavior，都对 violated expectations 有 similar reactions，都在 early stage 就显示 understanding of physics and cause-and-effect。这个 comparison 的作用是 elevate cats' cognitive status——既然 babies（human infants）有这种 ability，cats 也有，说明"the divide between cats and humans may not be that great"。通过比较 familiar reference point（babies），readers 更容易 grasp and appreciate cats' capabilities。

    信号词 like similar to similarly in the same way just as compared to in comparison both also too as well likewise

    仿写： 使用比较时，先确定 comparison 的 purpose：是让 unfamiliar 变 familiar，还是 highlight uniqueness？选择 apt reference point——最好是 readers already understand 的东西。比如解释"量子纠缠"，可以说"Like twins who feel each other's emotions across distance, entangled particles share states instantaneously"。模版：[Subject A] [behaves/functions] like [Subject B], both showing [shared characteristic]. Scientists have explored this with [B], and found [parallel phenomenon]. 确保 comparison 是 meaningful and proportional，避免 forced analogies。

  • 引资料

    P5

    文章直接 quote lead researcher Saho Takagi 的话："Cats use a causal-logical understanding of noise or sounds to predict the appearance of invisible objects"。这个 direct quotation from authoritative source 增强文章的 academic credibility 和 scientific rigor。Quote 提供 expert interpretation of the experimental findings，比作者自己 paraphrase 更有 authority。引用的价值在于 lend专业 voice to the argument，让 readers 知道这不是 speculation 而是 based on rigorous research by qualified scientists。

    信号词 says states according to notes explains reports claims argues suggests points out emphasizes observes concludes writes in a press release in the study

    仿写： 引用时要 strategic：选择 most authoritative and relevant sources。Direct quotes 适合 particularly well-phrased insights or definitive statements；paraphrasing 适合 general information。格式上，introduce the source（researcher name, study, organization），然后 present the quote or data，最后 explain its significance。比如："According to Dr. Smith from MIT, 'AI systems now process language at near-human levels,' suggesting a breakthrough in natural language understanding." 模版：[Authority figure] [says/notes/explains] in [source], "[direct quote]," [indicating/suggesting/demonstrating] [significance]. 确保 quote 是 necessary——如果 paraphrase 能说清楚，就不必 quote。

  • 列数字

    P3 P7

    文章提供 precise numerical data："30 domestic cats"用于 experiment，babies 在"two months of age"就显示 understanding。这些 specific numbers 让描述变得 concrete and verifiable，避免 vague generalizations。"30 cats"告诉 readers sample size，影响结果的 reliability；"two months"给出 precise developmental timeline，让 comparison with cats 更有 specificity。数字增强文章的 scientific rigor 和 objectivity，给 readers quantifiable information to assess the research。

    信号词 30 two months 数字本身 approximately about around nearly over more than less than percent % times fold

    仿写： 使用数字要 purposeful and accurate。问自己：这个 number 是否 adds meaningful information？比如说"many students"不如说"approximately 70% of students"。但避免 unnecessary precision——"about 30 cats"比"29.7 cats"更 readable in general contexts。选择 significant figures that matter to your point。模版：[具体数字] [subjects] [action/characteristic], demonstrating [conclusion]. 或：At [specific age/time/measurement], [phenomenon occurs]. 比如："In a sample of 500 participants, 85% showed improvement after three weeks, indicating the treatment's effectiveness." 确保 numbers 是 verifiable and contextually appropriate。

  • 作诠释

    P6

    文章对 key concepts 进行 explanatory elaboration，比如解释"preferential looking"——"looking longer at things that are interesting or unusual than things they perceive as normal"。这个 interpretive explanation 把 technical term 转化为 accessible description，帮助 non-specialist readers understand。Interpretation 不是 formal definition 而是 contextual clarification，用 everyday language 来 explain specialized concepts。它的作用是 bridge the gap between technical discourse and general readership，确保 key ideas 被 properly understood without requiring prior expertise。

    信号词 — that is in other words which means referring to or i.e. namely specifically essentially ( ) : meaning

    仿写： 诠释时要 anticipate reader confusion points。遇到 technical term or complex concept，问：average reader 会懂吗？如果不确定，add clarification。可以用 appositive structures（破折号、括号）或 explanatory phrases。比如："The algorithm uses backpropagation—a method where errors are sent backwards through the network to adjust weights." 模版：[Technical term]—[accessible explanation]. 或：[Concept], [which means/referring to] [clarification]. 关键是 maintain flow：诠释应 naturally integrated，不打断 narrative momentum。Avoid over-explaining obvious terms，但 don't assume specialized knowledge。

IMPLIED MEANING · 言外之意

4 处话里有话

作者没有明说、但靠信号词传递出来的态度与暗示——每处给出原文片段、信号词类型与解读。

  • 猫的认知能力超出常规预期

    P4
    It turns out that the cats were remarkably smart about what would happen when a container was tipped over.

    程度副词强化类 remarkably surprisingly unexpectedly astonishingly strikingly notably exceptionally

    这里的 remarkably 这个词传递了一个 crucial implicit message 关键的隐含信息：cats 的 cognitive ability 认知能力超出了人们的 general perception 普遍认知。言外之意是 contrary to popular belief 与普遍观念相反,猫不只是 instinct-driven animals 本能驱动的动物,而是具备 logical reasoning 逻辑推理能力的。这个 implication 暗示直接服务于文章的 main thesis 核心主旨:cats possess sophisticated understanding 猫拥有复杂的理解力。它在 argument structure 论证结构中起到 pivotal role 关键作用,因为它 establishes 确立了从 experimental observation 实验观察到 theoretical conclusion 理论结论的 bridge 桥梁,为后文将 cats 与 babies 进行 parallel comparison 平行比较做了 groundwork 铺垫。

  • 猫的能力尚未完全等同人类

    P8
    Does the study mean that cats will soon grasp the ins and outs of cause and effect? Maybe.

    模糊限制语 Maybe maybe perhaps possibly probably might may

    这个 Maybe 后面紧跟的 Okay, so cats may not be the next physics faculty members 构成了一个 rhetorical structure 修辞结构,其 implicit message 隐含信息是:猫虽然 demonstrate certain cognitive abilities 展现出某些认知能力,但仍然 far from human-level abstract reasoning 远未达到人类水平的抽象推理。这个 implication 暗示对 main thesis 主旨的 contribution 贡献是 provide balance and credibility 提供平衡性和可信度。它 prevents 避免了 argument 论证显得 overstated 夸大,同时通过 acknowledging limitation 承认局限性来 strengthen 加强核心观点的 persuasiveness 说服力。最后一句的 but 转折 emphasize 强调了尽管有 limitation 局限,cats and humans 之间的 cognitive gap 认知差距 may not be that great 可能没那么大,这是对 main argument 主要论点的 subtle reinforcement 微妙强化,rather than weakening 而非削弱。

  • 研究结论的适度限定

    P2
    cats seem to be able to predict the location of hiding prey using both their ears and an inborn understanding of how the physical world works.

    情态表达 seem to appear to tend to suggest that indicate that imply that look like

    这里 seem to 的使用传递了一个 important subtext 重要潜台词:研究的 conclusion 结论是 probabilistic rather than deterministic 概率性而非确定性的。言外之意是 researchers 研究者们在 acknowledge 承认 experimental limitations 实验局限性——they observed certain behaviors 他们观察到某些行为,但 cannot definitively prove internal mental processes 无法确定性证明内在心理过程。这对 main thesis 主旨的 contribution 贡献是 establish credibility 建立可信度:通过 demonstrating scientific caution 展示科学谨慎,文章 gains authority 获得权威性。同时这个 hedging 限定为后续的 definitive statement 确定性陈述(第5段 中 researchers conclude)创造了 rhetorical contrast 修辞对比,让最终的 conclusion 结论显得 more grounded 更扎实。

  • 实验设计的对照意义

    P3
    Some containers rattled; others did not. When the container was tipped over, sometimes an object fell out and sometimes it didn't.

    对比结构 sometimes...sometimes some...others in some cases...in other cases whereas while on one hand...on the other hand alternatively

    这个 contrastive structure 对比结构的 implicit message 隐含信息是:实验采用了 rigorous control 严格对照,通过 manipulating variables 操控变量(sound presence 声音存在 vs. absence 不存在,object appearance 物体出现 vs. non-appearance 不出现)来 isolate 隔离 cats' cognitive responses 猫的认知反应。言外之意是 ensure 确保任何 observed difference 观察到的差异 can be attributed to cats' reasoning 可归因于猫的推理,而非 random behavior 随机行为。这对 main thesis 主旨至关重要:它为后续的 conclusion 结论(第4段 中 cats were remarkably smart)提供了 methodological foundation 方法论基础。通过 implicit communication 隐含传达 experimental rigor 实验严谨性,文章 strengthens 加强了 causal claims 因果论断的 validity 有效性,让 cats possess logical understanding 猫具备逻辑理解这个 central argument 核心论点显得 scientifically sound 科学可靠。

AUTHOR ATTITUDE · 作者态度

作者态度：积极支持

结论先行：本文作者态度为积极支持（ positive and appreciative）。下面是按步骤还原的判断过程与文中的态度信号词。

  1. 开篇定调词 P1

    说明文的 opening paragraph 通常会 establish 作者对主题的 basic stance，通过 presentation language 可以判断作者是 neutrally reporting 还是 positively framing 研究结果。这里 'lovely animal'和'basic grasp'显示出 appreciative tone。

  2. 实验结果评价词 P4

    说明文作者在 presenting data 时，如果使用 evaluative adverbs（remarkably）而非 neutral reporting verbs，表明作者对结果持 positive assessment。这种 explicit evaluation 是态度的 direct evidence。

  3. 类比对象选择 P6 P7

    当说明文作者 draw parallels between研究对象和人类相关的对象时（cats与babies），这是在 elevate研究对象的status。通过 'like cats, babies' 这种 structural parallelism，作者暗示猫具有与人类婴儿 comparable的认知能力，体现 positive attitude。

  4. 结论距离缩减 P8

    说明文的 conclusion 通常会 synthesize作者的overall perspective。这里作者用 rhetorical questions（'Maybe.'）和 humorous acknowledgment（'Okay, so cats may not be...'）来 soften科学严肃性，同时用 'not that great after all' 来 emphasize猫与人类的similarity，显示明确的positive culmination。

  5. 全文一致性验证 P1 P4 P8

    说明文作者态度需要通过 structural consistency 来验证。如果开头、中间、结尾都呈现 aligned positive signals，而非mixed或contradictory messages，这确认了作者的sustained appreciative stance，而非偶然的word choice。

文中的态度信号词

  • lovely P1

    这个affective adjective在说明文开篇就establish了作者对cats的emotional connection，不是cold scientific observation，而是带有warmth的描述，immediately signal positive attitude。

    同类词 adorable charming delightful endearing appealing

  • remarkably smart P4

    这个intensified evaluation phrase用remarkably来amplify smart，是explicit positive judgment。在说明文中directly evaluate研究对象的cognitive ability，显示作者不仅reporting findings，而是actively endorsing猫的intelligence。

    同类词 impressively intelligent surprisingly clever notably bright exceptionally perceptive strikingly astute

  • endearing creatures P6

    作者在discuss babies时用endearing来characterize，然后explicitly link回cats（'Like cats'），这种positive vocabulary的transfer暗示作者对both groups持同样的affectionate view，reinforcing对cats的positive stance。

    同类词 lovable beings charming animals delightful organisms appealing species winning creatures

  • common sense P5

    用common sense而非technical terms like 'conditioned response'来describe猫的能力，是humanizing strategy。这个term通常associated with human reasoning，用在cats身上elevates它们的cognitive status，reflecting作者的appreciative perspective。

    同类词 practical intelligence everyday reasoning intuitive understanding natural wisdom basic logic

  • the divide...may not be that great after all P8

    这个concluding statement用minimizing language（'not that great'）来reduce perceived distance between cats and humans。After all这个phrase adds emphasis，suggesting之前的underestimation。这是作者final endorsement，明确表达cats deserve higher cognitive recognition。

    同类词 the divide may not be that great the gap is narrower than thought the distance is smaller the difference is less significant the separation is not so wide

GENRE · 速判体裁

30 秒判定这是一篇说明文

体裁决定读法与出题套路。以下判断步骤与标志词全部以本文为例，可直接迁移到其他英语四级 真题文章。

如何快速判断这是一篇说明文？

  1. 首段揭示研究发现 P1

    说明文的 opening 通常是 introduce 一个客观的 discovery 或 phenomenon（比如这里的 cat research reveals），议论文会 state 一个 debatable viewpoint，新闻报道则会用 who-what-when-where 的 lead paragraph 结构

  2. 持续引述实验过程 P2 P3 P4 P5

    说明文依赖 empirical evidence 和 experimental findings（如 newly published study, recent experiment），议论文依赖 logical reasoning 和 authoritative quotes，新闻报道依赖 source attribution 和 on-scene details

  3. 类比扩展机制 P6 P7

    说明文会用 parallel cases（如这里的 babies example）来 illustrate 和 reinforce 主要 concept，议论文会引入 opposing views 来 debate，新闻会 update 事件的 latest developments

  4. 推测性总结含义 P8

    说明文的 ending 会 reflect on implications（如 the divide may not be that great），议论文会 urge readers 采取立场，新闻会 state 事件的 current status 或 next steps

  5. 四段式解释结构 P1 P2 P3 P4 P5 P6 P7 P8

    这个 four-part structure（discovery → evidence → expansion → interpretation）形成说明文的 signature pattern，区别于议论文的 claim-argument-rebuttal-conclusion 和新闻的 lead-body-context-update 结构

哪些词暴露了说明文体裁？

  • reveals that P1 研究发现揭示词 shows that indicates that demonstrates that suggests that proves that
  • According to P2 信息来源引述词 Based on In accordance with As stated in As reported by Research indicates
  • experiment P3 研究方法描述词 study research investigation test observation
  • It turns out that P4 研究结果呈现词 The results show that The findings indicate It was found that The data revealed The outcome demonstrated
  • The researchers conclude that P5 科学结论陈述词 Scientists conclude Experts determine The study concludes Researchers suggest Scientists believe
  • Scientists have explored P6 研究领域拓展词 Researchers have investigated Studies have examined Experts have analyzed Scholars have studied Research has focused on
  • Psychologists have shown that P7 学科领域验证词 Psychologists have shown Biologists have demonstrated Neuroscientists have found Linguists have proven Sociologists have established
  • by demonstrating P8 说明逻辑连接词 by showing by revealing by indicating by illustrating through showing
SENTENCE INSIGHTS · 句子精讲

6 句真题句逐层精讲

下列真题句各有独立的句子解析页——中文翻译、结构树逐层拆解、成分与时态、考点讲解与真题高频词。点击句子进入完整解析。

FAQ · 常见问题

关于 《猫是可爱的物理学家》 的常见问题

2018年12月英语四级真题第3套 Part III Section C (1) 文章 Cats Are Adorable Physicists 的原文出自哪里？
2018年12月英语四级真题第3套 Part III Section C (1) 文章 Cats Are Adorable Physicists 选自2016年6月16日发表在www.smithsonianmag.com 网站上的一篇标题为“Cats Are Adorable Physicists”(《猫是可爱的物理学家》)的文章。
2018年12月英语四级真题第3套文章《猫是可爱的物理学家》的主旨是什么？
最新研究表明,猫具有对物理学和因果关系的直觉理解。通过涉及声音和物体恒存性的实验,科学家发现猫能够利用听觉线索和逻辑推理预测隐藏猎物的位置,展现出与人类婴儿相似的认知能力。（英文表述：Recent research demonstrates that cats possess an intuitive understanding of physics and cause-and-effect relationships. Through experiments involving sound and object permanence, scientists found that cats can predict hidden prey locations using auditory cues and logical reasoning, revealing cognitive abilities similar to human infants.）
Cats Are Adorable Physicists（2018年12月英语四级真题第3套文章）是什么体裁？难度如何？
体裁为说明文，作者立场是积极支持（positive and appreciative）。CEFR 难度 B2，全文 341 词、8 段；在英语四级全部 511 篇真题文章中，B2 级共 234 篇（占 46%）。
2018年12月英语四级真题第3套文章《猫是可爱的物理学家》的篇章结构是怎样的？
全文 8 段按说明文骨架分为 5 个意群：第1段——研究发现引入；第2段、第3段——实验设计与过程；第4段、第5段——实验结果与解释；第6段、第7段——类比研究扩展；第8段——研究意义总结。
Cats Are Adorable Physicists 一文的作者态度是什么？
作者态度是积极支持（positive and appreciative）。判断路径：开篇定调词 → 实验结果评价词 → 类比对象选择 → 结论距离缩减 → 全文一致性验证；文中的态度信号词包括 lovely（第1段）、remarkably smart（第4段）、endearing creatures（第6段）、common sense（第5段）、the divide...may not be that great after all（第8段）。
2018年12月英语四级真题第3套文章 Cats Are Adorable Physicists 中有哪些值得积累的生词？
按文中出现顺序共 5 个：grasp（理解;掌握）、reveal（揭示;显示）、domestic（家养的;驯养的）、endearing（惹人喜爱的;讨人喜欢的）、comply（遵守;符合），每个词的词义都可以由文中上下文线索推断得出。

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