2015年6月英语六级真题第2套 Part II Section C (1)
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2015年6月英语六级真题第2套 Part II Section C (1)

对话 · 听力 · 真题文章逐层精读

本页是 2015年6月英语六级真题第2套 Part II Section C (1) 文章的精读视角页——这篇对话全文 402 词、8 段,CEFR 难度 C1(C1 级在英语六级文章中占 58%);英文原文之外,本篇已有的 6 项精读维度逐项展开,其中能迁移到其他英语六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2015年6月英语六级真题第2套 Part II Section C (1) 的听力原文,由懒笔记按试卷原文逐段核对收录,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。

Moderator:

Good evening, ladies and gentlemen. Today we are honored to have Professor Dreiser from the Johns Hopkins University. He will introduce to us the study of the relationship between health and nutrition-utilization. Professor Dreiser, please.

Professor Dreiser.

Thank you for your introduction, Cara. Well, the study of the relationship between health and how the body takes in and utilizes food substances can be divided into four distinct eras:

The first era began in the nineteenth century and extended into the early twentieth century when it was recognized for the first time that food contained components that were essential for human function and that different foods provided different amounts of these essential agents. Near the end of this era, research studies demonstrated that rapid weight loss was associated with nutrition imbalance and could only be rectified by providing adequate dietary protein associated with certain foods.

The second era was initiated in the early decades of the twentieth century and might be called the vitamin period. Vitamins came to be recognized in foods, and deficiency syndromes were described. As vitamins became recognized as essential food constituents necessary for health, it became tempting to suggest that every disease and condition for which there had been no previous effective treatment might be responsive to vitamin therapy. At that point in time, medical schools started to become more interested in having their curricula integrate nutritional concepts into the basic sciences. Much of the focus of this education was on the recognition of vitamin deficiency symptoms. Herein lay the beginning of what ultimately turned from ignorance to denial of the value of nutritional therapies in medicine. Reckless claims were made for effects of vitamins that went far beyond what could actually be achieved from the use of them.

In the third era of nutritional history in the early 1950s to mid-1960s, vitamin therapy began to fall into disrepute. Together with this, nutrition education in medical schools also became less popular. It was just a decade before this that many drug companies had found their vitamin sales skyrocketing and were quick to supply practicing physicians with generous samples of vitamins. Expectations as to the success of vitamins in disease control were exaggerated. As is known in retrospect, vitamin and mineral therapies are much less effective when applied to health-crisis conditions than when applied to long-term problems of undernutrition that lead to chronic health problems.

And the fourth era…

STRUCTURE · 篇章结构

6 个意群的对话骨架

按对话 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. 主持人开场引介

    Moderator 通过 formal greeting 和简洁的 introduction,为接下来的 academic presentation 做好了 contextual setup,她向 audience 介绍了 Professor Dreiser 的身份背景和今天的 topic focus

    这个 opening segment 在 dialogue structure 中起到 framing 作用,它为整个 historical overview 建立了 academic context 和 speaker credibility,让后续的 four-era narrative 显得更加 authoritative

    演讲前的身份与话题铺垫
  2. 教授致谢与框架预告

    Professor Dreiser 通过简短的 acknowledgment 和 structural preview,向 audience 展示了他将采用 chronological framework 来 organize 整个 presentation,明确提出 four distinct eras 的 analytical structure

    这个 transitional segment 在 dialogue 中起到了 organizational roadmap 的作用,它让 audience 预先了解整个 historical narrative 的 temporal structure,为后续的 era-by-era exposition 提供了 cognitive scaffold

    历史分期框架宣告
  3. 第一时代:营养成分发现期

    Professor 描述了 nutrition science 的 inaugural era,从 nineteenth century 延伸到 early twentieth century,这个时期的 breakthrough 是人们首次 recognized 食物中含有 essential components,并且发现 rapid weight loss 和 nutrition imbalance 之间存在 correlation,需要通过 adequate dietary protein 来 rectify

    这个 content segment 在 four-era framework 中提供了 chronological starting point,它展示了 nutrition science 的 foundational discoveries,为理解后续 vitamin period 的 emergence 建立了 historical context 和 scientific basis

    首个历史阶段内容阐释
  4. 第二时代:维生素的兴起与教育整合

    Professor 阐述了 early twentieth century 开启的 vitamin period,这个时期 vitamins 被 recognized in foods,deficiency syndromes 被 described,medical schools 开始将 nutritional concepts integrate 进 basic sciences curricula。但同时也出现了 problematic tendency,人们开始 suggest vitamin therapy 可以治疗各种 previously untreatable conditions,导致了 reckless claims 的出现

    这个 segment 在 historical narrative 中展示了 nutrition science 的 double-edged development,既有 scientific progress(vitamin discovery, medical education integration)又埋下了 future problems 的 seeds(excessive claims),为下一个 era 的 decline 提供了 causal explanation

    第二阶段发展与问题
  5. 第三时代:维生素疗法的声誉衰落

    Professor 描述了从 early 1950s 到 mid-1960s 的 third era,vitamin therapy 开始 fall into disrepute,medical schools 中的 nutrition education 也变得 less popular。他解释了这个 decline 的 contextual background:drug companies 曾经 supply generous samples 导致 expectations exaggerated,而 retrospective analysis 表明 vitamin therapies 在 health-crisis conditions 中 less effective 相比在 long-term undernutrition problems 中的应用

    这个 segment 在 historical evolution 中展示了 pendulum swing,从 second era 的 over-enthusiasm 到 third era 的 disillusionment。它通过 causal explanation(exaggerated expectations, commercial influence)揭示了 decline 的 underlying reasons,为整个 four-era narrative 增添了 analytical depth

    第三阶段的衰退与原因
  6. 第四时代引入(未完待续)

    Professor 通过 'And the fourth era…' 这个 transitional phrase 开启了对 final era 的 introduction,但 presentation 在这里 abruptly interrupted 或者 deliberately paused,留下了 open-ended structure

    这个 minimal segment 虽然内容 incomplete,但在 dialogue structure 中起到 signaling 作用,它提示 audience 还有 fourth era 需要 cover,保持了 four-part framework 的 structural integrity,即使 actual content 未能 delivered

    第四阶段的开启提示
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2015年6月英语六级真题第2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六级文章。

  1. 识别主讲人学术身份 P2

    对话类文章的 main content 通常由 main speaker deliver,而 speaker 的 identity(比如 professor、researcher)会直接 hint 文章的 topic nature 和 discourse style,这是快速 locate 主旨方向的 first clue。

  2. 捕捉结构预告词 P4

    学术类 presentation 的 speaker 通常会在 opening 就 reveal 整体 structure,这些 discourse markers 直接 expose 文章的 organizational framework,而这个 framework 往往就是 main idea 的 skeleton。

  3. 提取各段核心句 P5 P6 P7

    在 historical review 类文章中,每个 era 的 opening 通常会 summarize 该阶段的 defining characteristic,这些 topic sentences 串起来就是 complete main idea,而 examples 和 specifics 都是 supporting details。

  4. 整合段间逻辑 P5 P6 P7

    主旨不仅是 list of topics,更要 capture 这些 topics 之间的 logical connection。是 progression?是 reversal?这个 dynamic 才是 deep main idea。

  5. 四步层级定位主旨 P2 P4 P5 P6 P7

    这个综述 step 把前面的 tactical moves 整合成 coherent methodology,让学生看到这不是 isolated tricks 而是 systematic approach to academic dialogue comprehension。

主旨信号词 can be divided into P4 distinct eras P4 began...extended P5 might be called P6 fall into disrepute P7

MAIN IDEA · 主旨

这篇文章在说什么

Dreiser教授介绍了营养科学的历史演变,追溯了四个不同的时代:从认识食物的基本成分,到维生素发现时期及其随后的过度使用,再到维生素疗法在医学实践中声誉的下降。
Professor Dreiser presents a historical overview of nutrition science, tracing its evolution through four distinct eras: from recognizing essential food components, through the vitamin discovery period and subsequent overuse, to the decline of vitamin therapy's reputation in medical practice.
WORD INFERENCE · 生词推断

4 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。已收录进英语六级高频真题词集的单词可点击进入词条页。

  • rectify 纠正、改正、修复

    现在我们把三条 clues 串联起来。首先,从 syntactic structure 看,这个词处于'问题需要被解决'的 position;其次,从 morphology 角度,rect- 这个 root 本身就携带'正、直'的语义信息,-ify 使其成为动词;最后,从 semantic contrast 来看,它连接了 negative state(imbalance)和 positive solution(adequate protein)。三条线索共同指向一个结论:rectify 表示'纠正、改正、修正'某个错误或不良状态。

    动词的三维推断法
  • curriculum 课程、课程体系、教学大纲

    让我们整合这些 evidence。从 contextual clues 看,medical schools 需要一个 framework 来 integrate nutritional concepts;从 referential relationship 看,这个词直接关联 education;从 morphological features 看,-a ending 表示这是一个正式的学术 term,源自 Latin。三条线索汇聚:这个词指的是 educational institutions 里的'课程体系、教学计划'。

    学术术语的三步推断
  • skyrocket 猛增、飞涨、急剧上升

    综合来看:从 causal logic 分析,这个词描述的状态导致了 companies 的 aggressive response;从 contextual reasoning 看,它是 exaggerated expectations 的 basis;从 metaphorical structure 看,sky + rocket 这个 image 本身就传达了'快速、向上、dramatic'的含义。三重 evidence 指向同一个结论:skyrocket 表示'急剧上升、猛增、飞涨'。

    隐喻复合词的意象解构
  • retrospect 回顾、回想、追溯

    让我们把线索连起来。从 discourse function 看,这个词标记了一个'现在回看过去'的 perspective;从 temporal logic 看,它帮助 narrator 在 multiple time frames 之间建立 reflective connection;从 word structure 看,retro-(向后)+ spect(看)直接构成了'回顾'的意思。三个角度共同确认:in retrospect 是一个 fixed phrase,意思是'回顾起来、事后看来'。

    视角标记词的功能分析
RHETORIC · 修辞手法

3 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。

  • 重复

    P4 P5 P6 P7 P8

    Professor Dreiser 在整篇 lecture 中反复使用 "era" 这个词来 structure 他的 presentation,通过 "the first era", "the second era", "the third era", "the fourth era" 这种 parallel structure 来划分 nutrition science 的 historical development。这种 repetitive framework 为听众提供了清晰的 organizational roadmap,让复杂的 historical evolution 变得容易 follow,同时强化了 nutrition science 是在不断 evolving 的这一 central theme。

    信号词 era period phase stage epoch age chapter

    仿写: 当你需要 present historical development 或 multiple stages 的时候,可以选择一个 central organizing word(比如 "phase", "stage", "period")并 consistently 使用它。比如讲述 technology development 时,可以说 "The first phase saw..., The second phase witnessed..., The third phase marked..."。模版:"The [序数词] [重复词] + [时间标记/特征描述] + [核心内容]",例如 "The first stage began in... when..., The second stage emerged in... and..."。

  • 省略

    P8

    在 第8段 的结尾,Professor Dreiser 说完 "And the fourth era..." 后就 abruptly stopped,没有完成这个 sentence。这个 ellipsis 非常巧妙地 create suspense,暗示 fourth era 的内容还未 fully developed 或者需要 further discussion。在 academic presentation context 中,这种 deliberate pause 可能 signal 即将进入 Q&A session 或者 invite audience participation,perfectly 符合 lecture discourse 的 interactive nature。

    信号词 ... —— em dash trailing off unfinished sentence

    仿写: 在 academic presentations 中使用 ellipsis 时,要确保 context 足够 clear,让 audience 能够 understand what's being implied。你可以在 transitional moments 使用,比如 "So we've covered A, B, and C, now as for D..."(然后 pause for questions)。或者在 building up to a conclusion 时:"Given all these factors, the inevitable result is..." 然后让 audience 自己 conclude。模版:"[前置内容铺垫] + [关键 connecting word] + [incomplete phrase]..."。

  • 语气词

    P4

    在 第4段 开头,Professor Dreiser 使用 "Well" 来 initiate his main presentation,这是 typical spoken English 中的 discourse marker。这个 "well" softens the transition from moderator's introduction 到 professor's formal lecture,让整个 discourse 显得更 natural 和 conversational。它帮助 establish rapport with the audience,同时 signal 他即将 dive into substantial content。这种 colloquial touch 在 academic setting 中 balance formality and accessibility,让 complex nutritional history 更 approachable。

    信号词 Well Now So Actually You know I mean In fact Of course

    仿写: 在 formal presentations 中 strategic 地使用 discourse markers 可以让你的 speech 更 natural。Opening with "Well" 适合 transitioning into substantial content。你还可以用 "Now" 来 introduce new topics("Now, let's examine..."),用 "So" 来 signal conclusions("So, what does this mean?"),用 "Actually" 来 introduce surprising facts。模版:在 key transition points 前插入 appropriate discourse marker + [主要内容],但避免 overuse。比如:"Well, [topic introduction]", "Now, [new section]", "So, [summary/conclusion]"。

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。

  • 维生素疗法被过度夸大的失败

    P6
    Reckless claims were made for effects of vitamins that went far beyond what could actually be achieved from the use of them.

    程度副词+超越类动词 went far beyond far exceeded way beyond greatly surpassed went too far overstepped pushed past

    Professor 通过这个 phrase 在 criticize vitamin therapy 在 second era 的 misuse。'Went far beyond' 这个 expression 暗示着当时的 medical community made unrealistic promises,这 directly explains 为什么 vitamin therapy 后来 'fell into disrepute'。对于 article theme 来说,这个 implication 是 critical 的,因为它 reveals 了 nutritional science 从 第二 era 到 第三 era 转变的 root cause:不是 vitamins 本身 ineffective,而是 excessive and unfounded claims 导致了 backlash。这为 understanding 整个 historical evolution 提供了 causal logic。

  • 医学教育对营养学的态度转向否定

    P6
    Herein lay the beginning of what ultimately turned from ignorance to denial of the value of nutritional therapies in medicine.

    转折类+对比词 turned from ignorance to denial turned from...to shifted from...to moved from...to evolved from...to transformed from...to changed from...to

    这个 phrase reveals 一个 critical turning point in nutritional history。Professor 在 imply medical education 不仅 failed to embrace nutrition,而且经历了从 'lack of knowledge' 到 'active rejection' 的 negative evolution。这个 implication 对 main theme 非常 important,因为它 explains 为什么 third era 中 'nutrition education in medical schools became less popular'。The underlying message 是:vitamin therapy 的 overuse and failure 导致了整个 nutritional field 被 medical establishment unjustly dismissed。这为 understanding 营养学在 medical field 的 marginalization 提供了 psychological and institutional context。

  • 药企的商业动机驱动维生素滥用

    P7
    many drug companies had found their vitamin sales skyrocketing and were quick to supply practicing physicians with generous samples of vitamins.

    速度副词 quick to hasty to rush to eager to swift to prompt to

    Professor 通过 'quick to' 这个 seemingly neutral description,实际上在 criticize pharmaceutical companies 的 opportunistic behavior。这个 implication suggests drug companies 抓住 vitamin enthusiasm 来 maximize profits,而不考虑 scientific evidence or patient welfare。对于 article's main theme,这个 subtle criticism explains 为什么 vitamin therapy became discredited:commercial exploitation 导致了 overuse and unrealistic expectations。这个 insight 揭示了 nutrition science 发展中 commercial interests 和 scientific integrity 之间的 tension,是 understanding third era 的 decline 的 important piece of the puzzle。

  • 维生素疗法的正确应用时机被误解

    P7
    As is known in retrospect, vitamin and mineral therapies are much less effective when applied to health-crisis conditions than when applied to long-term problems of undernutrition that lead to chronic health problems.

    回顾性认知短语 As is known in retrospect as is known in retrospect in hindsight looking back with the benefit of hindsight as we now know in retrospect

    这个 retrospective statement reveals 一个 crucial insight:vitamin therapy 的 fall from grace 不是 because vitamins are useless,而是因为 they were applied to wrong situations。Professor 在 imply 如果 vitamins had been used appropriately (for chronic undernutrition 而非 health crises),可能 wouldn't have experienced such dramatic disrepute。对 article theme 而言,这个 implication 是 profound 的:它 suggests nutritional science 的 third era decline 是 partly a result of misapplication 而非 fundamental flaws。这个 nuanced point 为 understanding 整个 historical arc 增添了 complexity,暗示着 nutritional therapies 的 true value may have been obscured by improper use,为 potential rehabilitation of nutrition in medicine 留下了 possibility。

SENTENCE INSIGHTS · 句子精讲

11 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 2015年6月英语六级真题第2套 Part II Section C (1) 的常见问题

2015年6月英语六级真题第2套 Part II Section C (1) 文章的主旨是什么?
Dreiser教授介绍了营养科学的历史演变,追溯了四个不同的时代:从认识食物的基本成分,到维生素发现时期及其随后的过度使用,再到维生素疗法在医学实践中声誉的下降。(英文表述:Professor Dreiser presents a historical overview of nutrition science, tracing its evolution through four distinct eras: from recognizing essential food components, through the vitamin discovery period and subsequent overuse, to the decline of vitamin therapy's reputation in medical practice.)
2015年6月英语六级真题第2套 Part II Section C (1) 文章是什么体裁?难度如何?
体裁为对话。CEFR 难度 C1,全文 402 词、8 段;在英语六级全部 593 篇真题文章中,C1 级共 343 篇(占 58%)。
2015年6月英语六级真题第2套 Part II Section C (1) 文章的篇章结构是怎样的?
全文 8 段按对话骨架分为 6 个意群:第1段、第2段——主持人开场引介;第3段、第4段——教授致谢与框架预告;第5段——第一时代:营养成分发现期;第6段——第二时代:维生素的兴起与教育整合;第7段——第三时代:维生素疗法的声誉衰落;第8段——第四时代引入(未完待续)。
2015年6月英语六级真题第2套 Part II Section C (1) 文章中有哪些值得积累的生词?
按文中出现顺序共 4 个:rectify(纠正、改正、修复)、curriculum(课程、课程体系、教学大纲)、skyrocket(猛增、飞涨、急剧上升)、retrospect(回顾、回想、追溯),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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