2017年6月英语六级真题第1套 Part II Section B (2)
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2017年6月英语六级真题第1套 Part II Section B (2)

说明文 · 听力 · 真题文章逐层精读

本页是 2017年6月英语六级真题第1套 Part II Section B (2) 文章的精读视角页——这篇说明文全文 260 词、4 段,CEFR 难度 B2(B2 级在英语六级文章中占 39%),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

4 段英文原文

以下为2017年6月英语六级真题第1套 Part II Section B (2) 的听力原文,共 4 段。左侧 P1–P4 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。

Most Americans don't eat enough fruits, vegetables or whole grains. Research now says adding fiber to the teen diet may help lower the risk of breast cancer.

Conversations about the benefits of fiber are probably more common in nursing homes than high schools. But along comes a new study that could change that. Christy King, a diet specialist at Texas Children's Hospital, finds it hard to get teenage patients' attention about healthy eating. But telling them that eating lots of high-fiber foods could reduce the risk of breast cancer before middle age, that's a powerful message.

The new finding is based on a study of 44,000 women. They were surveyed about their diets during high school, and their eating habits were tracked for two decades. It turns out that those who consumed the highest levels of fiber during adolescence had a lower risk of developing breast cancer, compared to the women who ate the least fiber. This important study demonstrates that the more fiber you eat during your high school years, the lower your risk of developing breast cancer in later life.

The finding points to long-standing evidence that fiber may reduce circulating female hormone levels, which could explain the reduced risk. The bottom line here is the more fiber you eat, perhaps, a lower level of hormone in your body, and therefore, a lower lifetime risk of developing breast cancer. High-fiber diets are also linked to a reduced risk of heart disease and diabetes. That's why women are told to eat 25 grams of fiber a day-men even more.

PARAGRAPHS · 逐段精读

4 段逐段主旨与解读

逐段拆解2017年6月英语六级真题第1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

    Fiber and Teen Breast Cancer Prevention

    A fiber-rich teen diet may help prevent breast cancer later in life.

    本段承担 opening 的作用:它从美国人纤维摄入不足切入,并迅速抛出青少年多吃 fiber 可降低未来 breast cancer risk 的论点,为下文说明其现实说服力、研究证据和作用机制搭建主线。

    抓住研究新发现
  2. P2

    A Powerful Message for Teenagers

    The new finding gives teenagers a strong reason to eat more fiber.

    本段把 第1段 的科学发现转化为现实教育意义:它说明 breast cancer risk 这一长期后果,能够让原本不关心 fiber 的青少年重视饮食选择,从而增强文章论点的实用性与说服力。

    专家案例显价值
  3. P3

    Evidence from a Long-Term Study

    A large long-term study shows that adolescent fiber intake is associated with lower breast cancer risk.

    本段是全文的证据核心:它以 44,000 名女性和二十年追踪为基础,具体证实 adolescence 的高 fiber 摄入与 later-life 较低乳腺癌风险之间的联系,使前两段的主张不只是健康建议,而具有研究依据。

    样本追踪证结论
  4. P4

    How Fiber Protects Health

    Fiber may reduce breast cancer risk through hormones and provides broader health benefits.

    本段完成文章的收束:它解释 high-fiber diet 为何可能降低 breast cancer risk,又补充其对心脏病和糖尿病的益处,最后用 daily intake 建议把研究结论转化为读者可以采取的健康行动。

    机制解释落到建议
SELF CHECK · 段落自检题

4 道逐段细节自检题

针对2017年6月英语六级真题第1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 recent research adding fiber teenagers' diets

    What does recent research suggest about adding fiber to teenagers' diets?

    • A It guarantees that they will not develop breast cancer.
    • B It mainly improves their intake of whole grains.
    • C It may help reduce their risk of breast cancer.
    • D It raises their risk of cancer during adolescence.
    • E It replaces the need for fruits and vegetables.
    • F It has been proved to cure breast cancer.
    显示答案与解析 收起答案与解析

    正确答案:C

    正确项完整保留了原文的三层信息:fiber 对应 dietary change,breast cancer 对应疾病结果,may help reduce 对应原文审慎的研究语气。六级常把 may help lower 改写为 may help reduce,考查同义替换而非原词复现。其关键障碍是不能遗漏 may;一旦改成 will prevent 或 completely eliminate,就把研究提示升级为确定因果,超出了原文证据强度。

    三词定位后验语气 时间极紧时,不必先通读。直接用题干中的 recent research+fiber+teenagers 三联词扫读,迅速定位 第1段。随后采用“限定词反杀法”:先删除含 guarantees、will not、proved、cure 等过强词和改变方向的选项;剩下的候选项中,选择唯一保留 may 这一证据强度、并同时指向风险变化的正确项。

  2. 第 2 段 定位词 high-fiber foods teenagers' attention likely to attract

    Why is the message about high-fiber foods likely to attract teenagers' attention?

    • A It promises immediate weight loss for teenage patients.
    • B It shows that nursing homes serve more nutritious meals.
    • C It explains how to diagnose breast cancer in high school.
    • D It links fiber intake to a reduced risk of breast cancer before middle age.
    • E It proves that teenagers already eat enough fiber.
    • F It requires teenagers to avoid all grains.
    显示答案与解析 收起答案与解析

    正确答案:D

    该项还原了段落的说服逻辑:仅仅谈 healthy eating 不易抓住 teenage patients 的注意,而把 high-fiber foods 与 before middle age 的 breast cancer risk 联系起来,就成为 powerful message。links...to 是对 could reduce the risk 的合理概括。障碍在于题目问“为什么吸引人”,正确项需要答出信息的个人相关性与未来风险,而不能只重复“纤维很健康”。

    盯住注意力后的转折 最快路径是把题干拆成 attention 与 high-fiber foods:先以 attention 直击 第2段,再沿着该词前后的转折标记 But 阅读两句。不要逐一翻译六个选项,而先圈掉含 immediate、nursing homes、diagnose、already、all 等与“说服原因”不匹配的词;最后选择唯一回答“信息为何对年轻人有切身吸引力”的正确项。

  3. 第 3 段 定位词 the study find highest fiber intake during adolescence

    What did the study find about women with the highest fiber intake during adolescence?

    • A They were more likely to develop breast cancer before leaving high school.
    • B They consumed less fiber than every other group in the survey.
    • C They developed heart disease after two decades.
    • D They were surveyed only after they reached middle age.
    • E They had a lower risk of developing breast cancer than women with the lowest intake.
    • F They had the same cancer risk as women with the lowest intake.
    显示答案与解析 收起答案与解析

    正确答案:E

    该项准确复现比较结构:They 对应 highest fiber intake 的女性,lower risk 对应研究结果,than women with the lowest intake 对应 compared to the women who ate the least fiber。developing breast cancer 是对原文疾病结果的原义保留。干扰难点在于原文并未说高摄入者“不会患病”,而是说其风险相对更低;正确项保留了 comparative relationship。

    最高级直跳比较句 在时间压力下,看到 highest 就不要从段首读起,直接在全文视觉扫描 highest、least、lower 和 compared to,四个比较路标会把你带到 第3段 的结果句。随后使用“比较骨架匹配”:只核对 high—low 与 lower risk—than 两组关系;凡是改方向、删比较对象、加入绝对结果的选项立即排除,保留正确项。

  4. 第 4 段 定位词 possible mechanism fiber's association lower breast cancer risk

    What possible mechanism is offered for fiber's association with a lower breast cancer risk?

    • A Fiber directly destroys breast cancer cells.
    • B Fiber increases circulating female hormone levels.
    • C Fiber eliminates the need for daily hormone monitoring.
    • D Fiber works by raising the risk of diabetes.
    • E Fiber prevents heart disease in every woman.
    • F Fiber may reduce circulating female hormone levels.
    显示答案与解析 收起答案与解析

    正确答案:F

    该项直接提取机制链的中间环:fiber 可能降低 circulating female hormone levels,而较低的 hormone level 可能解释较低的 breast cancer risk。正确项保留 may,符合 evidence 与 could explain 所表达的不确定性。设置的障碍在于段落还列举 heart disease、diabetes 和 25 grams,考生若只见 fiber 的健康益处而不辨别题干所问的 breast cancer mechanism,容易误选。

    沿因果箭头截中间环 最高效的做法是把 possible mechanism 当作“找箭头”指令:在全文中快速扫 may、could explain、therefore 三个因果箭头,立即进入 第4段。接着不读补充性疾病信息,只截取“fiber → 生理变量 → cancer risk”的中间一箭;排除所有含 directly、increases、eliminates、every 的选项后,选择保留该中间生理变量与审慎语气的正确项。

STRUCTURE · 篇章结构

4 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. 引出问题与研究发现

    这个 opening paragraph 先指出 Americans 当前存在的 dietary problem,即 fruits、vegetables 和 whole grains 摄入不足的 current situation,然后用 research 直接 introduce 本文的 core finding:adding fiber 到 teen diet 可以 lower breast cancer risk,这是典型的 problem-solution pattern 的 opening。

    作为说明文的 lead paragraph,它用 current problem 作为 background 来 establish context,然后用 research 直接 present 主旨中的 key finding,即 fiber intake during adolescence 和 breast cancer risk reduction 的 relationship,为后文的 detailed explanation 做 foundation。

    直接提出核心发现
  2. 专家视角与研究意义

    这个 paragraph 通过 diet specialist Christy King 的 perspective 来 illustrate 这个 finding 的 practical significance。它 contrast fiber conversations 在 nursing homes 和 high schools 的 difference,然后 emphasize 这个 message 对 teenage patients 具有 powerful impact,说明 research 的 real-world application value。

    这个 section 用 expert testimony 来 demonstrate 主旨中 research finding 的 practical importance。通过 contrast 传统 perception 和 new perspective,它 highlight 为什么 adolescent fiber intake 这个 topic 值得 attention,为主旨的 significance 提供 supporting evidence。

    阐释发现的实际意义
  3. 研究证据与数据支撑

    这个 paragraph 提供 concrete evidence 来 support 前面的 claim。它 detail 这个 study 的 methodology(44,000 women、dietary surveys、two decades tracking)和 key findings(highest fiber intake group 有 lower breast cancer risk),用 quantitative data 来 demonstrate 主旨中提到的 correlation,这是典型的 evidence-based explanation。

    作为说明文的 evidential core,这个 section 用 specific study details 和 statistical findings 来 substantiate 主旨中的 research conclusion。它通过 describe research design 和 present comparative results,为 'high-fiber diets reduce breast cancer risk' 这个 claim 提供 solid empirical foundation。

    提供研究数据证据
  4. 机制解释与健康启示

    这个 concluding paragraph 先 explain biological mechanism(fiber 可能 reduce female hormone levels),然后 extend 到 broader health implications(heart disease 和 diabetes prevention),最后 provide practical recommendation(daily fiber intake targets)。它从 'why it works' 到 'other benefits' 再到 'what to do',形成完整的 explanatory closure。

    这个 section 深化主旨的 scientific understanding,用 mechanism explanation 来 reveal 为什么 fiber intake 能 reduce breast cancer risk(through hormone level regulation)。同时,它 broaden perspective,show fiber 的 multiple health benefits,将主旨的 specific finding 置于 larger health context,提供 actionable guidance。

    解释机制并拓展应用
MAIN IDEA · 速判主旨

4 步定位这篇文章的主旨

不读完全篇也能锁定主旨——以下 4 步按2017年6月英语六级真题第1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. 首段抓研究三要素 P1

    说明文的 opening paragraph 通常会直接呈现 research subject 或 main discovery,这是因为 expository writing 追求 clarity 和 directness,让 readers 立刻知道文章要讨论什么 topic 和得出什么 conclusion。

  2. 中段找数据佐证 P3

    说明文需要 supporting evidence 来 validate 其 claims,而 quantitative data 是最有力的 support。当文章提供 large-scale study 和 long-term tracking 时,就在 reinforcing 首段提出的 main argument,这些 concrete numbers 帮助我们 confirm 文章的 central focus。

  3. 机制解释段强化主旨 P4

    说明文不仅要呈现 'what'(什么现象),还要解释 'why'(为什么发生)。当文章提供 biological mechanism 或 causal pathway 时,这是在 deepen 对 main topic 的理解,同时 reinforce 研究发现的 validity。这种 explanatory section 是 main idea 的 logical extension。

  4. 全文主题词反复验证 P1 P2 P3 P4

    说明文主旨的判断需要 cross-paragraph verification。真正的 central idea 不会只出现一次,而是会以不同的 phrasing 在全文中 echo。通过追踪 recurring concepts 和 their relationships,我们能准确把握作者想 emphasize 的 core message,而不是被 individual details 误导。

主旨信号词 lower the risk P1 high-fiber P1 adolescence P3 demonstrates P3 breast cancer P1

MAIN IDEA · 主旨

这篇文章在说什么

研究表明,青春期高纤维饮食可显著降低日后患乳腺癌的风险。一项针对44,000名女性的研究发现,高中时期摄入更多纤维可能通过降低女性激素水平来降低乳腺癌风险。
Research shows that high-fiber diets during adolescence significantly reduce the risk of breast cancer in later life. A study of 44,000 women found that consuming more fiber in high school years lowers breast cancer risk by potentially reducing female hormone levels.
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。

  • circulating 循环的;在体内流动的

    现在我们把三条线索串联起来。首先,从 context 看,这个词描述的是 hormone 在 body 内的状态;其次,从 morphology 分析,circle+ing 暗示「循环进行的动作」;最后,从 physiological context 理解,hormones 需要在 body 内流动才能发挥作用。三条线索共同指向一个结论:circulating 描述的是 hormones 在 bloodstream 中「循环流动」的状态。

    三角定位交叉验证
  • adolescence 青春期;青少年时期

    让我们整合三条 clues。第一,adolescence 与 high school 时期 overlapping,说明它是 teenage years;第二,它与 later life 形成 contrast,说明是 life 的 early stage;第三,从 suffix -escence 看,它表示一个 developmental period。综合来看,adolescence 指的就是从 childhood 到 adulthood 的 transitional stage,也就是我们通常说的「青春期」或「青少年时期」。

    时间轴锚点定位
  • track 追踪;跟踪记录

    现在整合两条 clues。第一条 clue 从 time dimension 告诉我们,track 是持续 two decades 的 continuous action,不是 one-time event;第二条 clue 从 research methodology 角度说明,要找出 diet 和 disease 的 correlation,必须 monitor participants 的 behaviors over time。两条线索都指向同一个 meaning:track 就是「追踪、跟踪观察」,在 research context 中特指 monitor and record changes over a period。

    研究流程功能推理
  • consume 消耗;摄入;食用

    两条 clues 相互印证。第一条从 collocation 角度,通过 consume + fiber 和 context 中的 eat 联系起来;第二条更直接,在同一 complex sentence 里,consume fiber 和 eat fiber 形成 parallel expressions。这种 within-sentence paraphrase 是最强的证据,证明 consume 就是「吃、摄入」的 formal 表达,特别常用于 nutrition 和 health contexts。

    正式词与常用词互释
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。

  • 列数字

    P3 P4

    文章中出现了多处 specific numbers 来 support the argument,比如 44,000 women 这个 sample size,two decades 的 tracking period,还有 25 grams of fiber a day 这个 recommended intake。这些 precise figures 让 research findings 显得更加 credible 和 authoritative,特别是 44,000 这个 large-scale study 的 participant number 直接 establish 了研究的 reliability。通过 quantify the data,作者让读者能够 concrete 地理解 dietary recommendations,而不是停留在 vague suggestions 的层面。

    信号词 44,000 two decades 25 grams numbers statistics data percentage ratio figure quantify

    仿写: 当你想要 support your main argument 时,问自己:这个 claim 能不能用 specific numbers 来 back up?比如你在讨论 environmental issues,与其说 "pollution is serious",不如说 "air quality index exceeded 150 for 30 days last year"。模版结构可以是:"Research involving [具体数字] participants/cases over [时间跨度] revealed that [带数字的发现]"。记住,数字要 relevant 且 verifiable,不要为了 quantify 而 fabricate data。

  • 引资料

    P2 P3

    文章 quote 了 Christy King 这位 diet specialist at Texas Children's Hospital 的 perspective,她的 professional insight 增加了文章的 credibility。通过引入一个 clinical practitioner 的 real-world experience,作者 bridge the gap between abstract research 和 practical application。King 提到的 "powerful message" 这个 phrase 不仅 validate 了研究的 significance,还 demonstrate 了如何把 scientific findings translate into actionable health advice for teenagers。这种 expert testimony 让 argument 更有 authority。

    信号词 Christy King study research according to expert specialist finds survey evidence demonstrates

    仿写: 当你需要 add weight to your argument,问问:这个领域的 experts 会怎么说?寻找 professionals、researchers 或 authoritative publications 的 statements。引用时要 introduce the source's credentials("According to Dr. X, a leading specialist in..."),然后 connect their insight 回到你的 main point。模版可以是:"[Expert name], [title/credential], [action verb like 'finds/notes/argues'] that [expert's insight], which [如何支持你的论点]"。记住要 balance direct quotes 和 paraphrasing。

  • 作比较

    P2 P3

    文章的 core comparison 是在 highest fiber intake 和 lowest fiber intake 的 women 之间进行对比,通过这个 contrast 来 highlight the protective effect。"compared to the women who ate the least fiber" 这个 explicit comparison structure 让 difference 一目了然。这种 juxtaposition 不仅 clarify the relationship between variables,还 amplify the significance of dietary choices。另外,第2段 里 nursing homes versus high schools 的 comparison 也很巧妙,它 set up an unexpected contrast 来 grab attention 并 emphasize 这个 topic 对 teenagers 的 relevance。

    信号词 compared to versus while in contrast higher lower more common less than difference between

    仿写: 当你想 emphasize a difference 或 highlight a trend 时,actively seek comparison points。问自己:什么是 baseline 或 control group?可以用 "compared to", "in contrast to", "while X..., Y..." 这样的 structures。模版例子:"Those who [行为A] showed [结果A], compared to those who [行为B] who experienced [结果B]"。记住 comparison 要 meaningful 和 fair,选择的 comparison points 要能 effectively illustrate your thesis,而且 compared elements 要有 comparable baseline。

  • 作诠释

    P4

    第4段 中的 "The finding points to long-standing evidence that fiber may reduce circulating female hormone levels, which could explain the reduced risk" 是典型的 interpretation。作者不只是 present the correlation,而是 offer a mechanistic explanation 来 clarify why fiber intake 和 breast cancer risk 之间存在 connection。"The bottom line here is" 这个 phrase 更是 directly signal 作者在 synthesize information 并 provide clear takeaway。这种 explanatory layer 帮助 readers understand not just the "what" but also the "why",让 scientific findings 更加 accessible 和 comprehensible。

    信号词 points to which could explain the bottom line suggests indicates means that implies this demonstrates the reason is therefore

    仿写: 当你 present data 或 findings 后,不要 stop there,而要 explain what it means。Use phrases like "this suggests that", "which could explain", "the reason is", "this points to" 来 introduce your interpretation。模版结构:"[Evidence/Finding] points to/suggests [underlying mechanism/reason], which could explain [outcome/significance]"。或者用 "The bottom line/key takeaway is [simplified interpretation]" 来 crystallize your explanation。记住 interpretation 要 logical 且 grounded in evidence,不要 overstep into pure speculation。

  • 举例子

    P2

    虽然这篇文章没有 explicit "for example" style examples,但整个 Christy King 的 clinical scenario 本身就是一个 illustrative case。通过 present a specific situation(diet specialist 试图 engage teenage patients about healthy eating),作者 make the abstract research findings 变得 concrete 和 relatable。这个 real-world application example 让读者能够 visualize how scientific discoveries translate into practical health conversations,特别是对 target audience(考试考生)来说,这种 contextualization 帮助他们 grasp the practical relevance。

    信号词 for example for instance such as like including take X as an example to illustrate case in point

    仿写: 当你 discuss abstract concepts 或 general trends 时,ask yourself: 有没有 specific case 能 illustrate this point?可以用 "for instance", "for example", "such as", "take X as an example" 来 introduce examples。或者像本文一样,embed a scenario without explicit markers。模版可以是:"[General statement]. [Specific example/scenario that illustrates the point]"。记住 examples 要 well-chosen,要能 genuinely clarify or support your main point,而不是 tangential distractions。

IMPLIED MEANING · 言外之意

6 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。

  • 纤维话题在青少年中不受重视

    P2
    Conversations about the benefits of fiber are probably more common in nursing homes than high schools.

    对比类 probably more common in nursing homes than high schools more...than rather than instead of whereas while in contrast to

    这个 implication 是青少年 teenagers 对 fiber benefits 缺乏 awareness 和 interest,这本该是 elderly 才关心的 health topic。这个 implied meaning 为文章 establish 了一个 problem context:既然 target audience(青少年)不 care about fiber,那么 new research finding(high-fiber diet reduces breast cancer risk)就显得 particularly significant 和 powerful,因为它 provides 一个 compelling reason 让 teens pay attention。这 serve 了文章主旨,因为它 set up 了 why this research matters - it bridges the gap between 青少年的 current indifference 和 long-term health consequence。

  • 传统健康说教难以打动青少年

    P2
    But along comes a new study that could change that. Christy King, a diet specialist at Texas Children's Hospital, finds it hard to get teenage patients' attention about healthy eating.

    转折类 But but however yet nevertheless nonetheless still

    这个 implied message 是 diet specialist 即便是 professional,也 struggle to 让 teenagers care about healthy eating 这个 general topic。这个 admission of difficulty 暗示 traditional nutritional advice 对 teens 缺乏 persuasive power。转折后提到的 new study 因此显得 exceptionally valuable,因为它 offer 了一个 concrete、specific 的 risk(breast cancer)作为 motivation。这 reinforce 了文章主旨,说明 why this research breakthrough 是 game-changing - 它 provide 了一个 powerful message that can actually 让 resistant audience pay attention,使 fiber intake 从 abstract health concept 变成 tangible cancer prevention strategy。

  • 新发现的说服力超越常规建议

    P2
    But telling them that eating lots of high-fiber foods could reduce the risk of breast cancer before middle age, that's a powerful message.

    情态评价类 that's a powerful message powerful significant crucial vital compelling striking

    这个 implied meaning 是,与 general healthy eating advice(很难 get teen attention)相比,specific breast cancer risk reduction 这个 angle 具有 dramatically higher persuasive effect on adolescents。Powerful 这个词 suggest 这个 message 能够 overcome 青少年的 indifference barrier。这 strengthen 文章主旨,因为它 clarify 了 research 的 practical application value - 不仅是 scientific discovery,更是能够 actually motivate behavioral change 的 actionable information。这个 implication 暗示 how to frame dietary recommendations 对 target audience(青少年女性)的 effectiveness 至关重要,使 research finding transcend pure science 而 become 一个 public health communication tool。

  • 研究发现超越预期的重要性

    P3
    This important study demonstrates that the more fiber you eat during your high school years, the lower your risk of developing breast cancer in later life.

    情态评价类 This important study this important this significant this crucial this landmark this groundbreaking this key

    这个 implied message 是该研究具有 landmark status,其 rigor(大样本、长期追踪)和 clear dose-response relationship(the more...the lower)使其 findings 具有 high credibility 和 actionable quality。Important 这个词 suggest 这不是 preliminary 或 speculative research,而是能够 inform public health recommendations 的 robust evidence。这 reinforce 文章主旨,因为它 establish 了科学依据的 authority,让 subsequent recommendation(women should eat 25 grams fiber daily)更有 legitimacy。这个 implication 也暗示:基于这个 solid evidence base,改变 dietary habits 不再是 optional suggestion 而是 evidence-based preventive measure。

  • 机制解释仍存不确定性

    P4
    The finding points to long-standing evidence that fiber may reduce circulating female hormone levels, which could explain the reduced risk.

    模糊限制语 could explain could may might perhaps possibly probably

    这个 implied meaning 是尽管 correlation between fiber intake and reduced cancer risk 已经 well-documented,但 biological mechanism(纤维降低激素水平 → 降低癌症风险)仍然是 hypothesis 而非 proven fact。Could explain 暗示科学界 not yet fully certain about causality chain。这对文章主旨的作用是 maintain scientific credibility - 作者 honestly acknowledge 知识的 limitations,同时不 undermine the practical recommendation。这个 implication 也 suggest:即使 mechanism 未完全明确,empirical evidence(44,000 women 的研究)已经 strong enough to justify dietary changes,因为 observational association is sufficiently robust for actionable guidance。

  • 机制推测有待验证

    P4
    The bottom line here is the more fiber you eat, perhaps, a lower level of hormone in your body, and therefore, a lower lifetime risk of developing breast cancer.

    模糊限制语 perhaps possibly conceivably presumably potentially it seems that one possibility is

    这个 implied message 是虽然 fiber-to-hormone pathway 尚未 definitively proven,but the ultimate practical implication(high fiber = lower cancer risk)is solid enough to act upon。Perhaps 的使用 acknowledge 科学不确定性,但 bottom line 这个 framing device 表示:regardless of mechanism details,empirical evidence 已经 sufficient for public health guidance。这 serve 文章主旨,因为它 balance 了 scientific honesty(不 overstate 机制理解)和 practical urgency(已有 enough evidence to recommend action)。这个 implication 暗示 decision-making under uncertainty - 即使 not all mechanistic questions answered,strong epidemiological evidence 已经 warrant preventive measures,especially for something as low-risk as dietary change。

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( Supportive and informative about fiber's health benefits)。下面是按步骤还原的判断过程与文中的态度信号词。

  1. 首段问题-解决方案结构 P1

    首段提到 most Americans don't eat enough 这个 problem,然后紧接着说 research now says 有 solution 能 help lower the risk,这种 problem-solution pattern 表明作者是在 advocate 某个 positive finding,而不是 criticize 或保持 neutral。

  2. 专家引用的积极语气 P2

    第二段引用了 diet specialist Christy King 的 perspective,她说这是 a powerful message,这个 powerful 这个词带有明显的 positive connotation。作者选择 quote 这样的 expert opinion,说明他 agrees with 并且想 amplify 这个 message。

  3. 研究结果的肯定性表述 P3

    第三段用了 important study demonstrates 这样的 assertive language,而不是说 the study suggests 或 may indicate 这种 hedging language。这种 definitive tone 表明作者 fully endorses 这个 research finding,没有 reservations。

  4. 递进式论证链条 P1 P2 P3 P4

    作者从 initial problem(第1段),到 expert endorsement(第2段),到 large-scale study(第3段),再到 mechanistic explanation 和 additional benefits(第4段),这是 progressive strengthening of the argument。最后用 that's why women are told 这种 prescriptive statement 作为 conclusion,表明作者不只是 informing,而是 advocating for action。

文中的态度信号词

  • powerful message P2

    这个 phrase 是 expert Christy King 用来 describe 纤维益处的,powerful 这个 adjective 带有 strong positive emotion,说明这个 information 不只是 useful,而是能 make a real difference。作者 choose to highlight 这个 quote,说明他 wants readers to feel 同样的 sense of importance。

    同类词 compelling evidence strong argument convincing finding significant impact important discovery

  • important study demonstrates P3

    Important 这个词给 study 加上了 value judgment,demonstrates 是 assertive verb,比 suggests 或 indicates 更 definitive。这个 combination 表明作者 fully trusts 这个 research 并希望 readers 也 accept it as fact,而不是 just one possibility。

    同类词 research proves findings show evidence confirms study establishes data reveals

  • could reduce the risk P2

    虽然 could 是 modal verb 表示 possibility,但在这个 context 中,作者用它来 introduce a benefit 而不是 express doubt。整个 sentence structure 是 positive framing:eating fiber → reduced risk,这种 causal relationship 的 presentation 是 supportive 的。

    同类词 could reduce may lower can decrease helps prevent lowers the likelihood

  • bottom line P4

    Bottom line 是 colloquial phrase,意思是 most important point 或 final conclusion。使用这个 phrase 说明作者想 distill 复杂的 scientific information 成 actionable advice,显示他不只是 presenting data,而是 guiding readers toward a conclusion。

    同类词 key point main takeaway crucial finding core message essential conclusion

  • That's why P4

    That's why 建立了明确的 causal link,从前面的 evidence 到后面的 recommendation。这个 phrase 表明作者不只是 listing facts,而是 building an argument:因为 fiber 有这些 benefits,所以 women should eat this amount。这是 prescriptive tone,显示 supportive attitude。

    同类词 This is why For this reason Therefore Thus Consequently

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六级 真题文章。

如何快速判断这是一篇说明文?

  1. 首段呈现研究话题 P1

    第1段 直接 present 了一个 research finding,告诉读者 adding fiber 可以 lower breast cancer risk。这是在 introduce a topic,而不是 argue for a position 或 report an event with urgency。

  2. 信息递进式段落排布 P2 P3 P4

    第2段 提供 background context (fiber conversations, study introduction),第3段 展示 evidence (study of 44,000 women),第4段 给出 scientific explanation (fiber reduces hormone levels)。这是典型的 informational progression,不是 persuasive structure。

  3. 客观陈述动词模式 P1 P2 P3 P4

    全文使用 'research says', 'study demonstrates', 'finding points to' 这类 objective reporting verbs,没有 'we must', 'you should' 这种 persuasive language,也没有 'breaking', 'just announced' 这种 news urgency markers。

  4. 科学数据解释为主 P3 P4

    文章充满 factual data ('44,000 women', '25 grams of fiber', 'two decades'),scientific mechanisms ('fiber may reduce circulating female hormone levels'),和 research findings。没有 author's opinion 或 event details with attribution。

  5. 四维特征综合验证 P1 P2 P3 P4

    本文在四个维度都符合说明文特征:开篇 introduce research topic,段落按 background-evidence-explanation 展开,用 neutral reporting language,密集 present scientific data 和 mechanisms。既不是 argue for policy change (议论文),也不是 report a breaking event (新闻)。

哪些词暴露了说明文体裁?

  • fiber P1 说明对象定义解释词 fruits vegetables whole grains high-fiber foods circulating female hormone levels
  • Research now says P1 说明顺序与例证词 a new study based on a study of They were surveyed were tracked for two decades It turns out that
  • may help lower P1 事物属性功能描述词 could reduce the risk the benefits of had a lower risk of may reduce could explain
  • It turns out that P3 说明顺序与例证词 The finding is The result shows Data indicate Analysis reveals Studies suggest
  • compared to P3 事物属性功能描述词 in contrast to versus relative to as opposed to higher/lower than
  • which could explain P4 事物属性功能描述词 this may account for the reason is that due to because of resulting from
  • The bottom line here is P4 说明顺序与例证词 In summary To sum up In essence Essentially The key point is
  • That's why P4 事物属性功能描述词 For this reason Therefore Thus As a result Consequently
SENTENCE INSIGHTS · 句子精讲

2 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 2017年6月英语六级真题第1套 Part II Section B (2) 的常见问题

2017年6月英语六级真题第1套 Part II Section B (2) 文章的主旨是什么?
研究表明,青春期高纤维饮食可显著降低日后患乳腺癌的风险。一项针对44,000名女性的研究发现,高中时期摄入更多纤维可能通过降低女性激素水平来降低乳腺癌风险。(英文表述:Research shows that high-fiber diets during adolescence significantly reduce the risk of breast cancer in later life. A study of 44,000 women found that consuming more fiber in high school years lowers breast cancer risk by potentially reducing female hormone levels.)
2017年6月英语六级真题第1套 Part II Section B (2) 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(Supportive and informative about fiber's health benefits)。CEFR 难度 B2,全文 260 词、4 段;在英语六级全部 593 篇真题文章中,B2 级共 233 篇(占 39%)。
2017年6月英语六级真题第1套 Part II Section B (2) 文章的篇章结构是怎样的?
全文 4 段按说明文骨架分为 4 个意群:第1段——引出问题与研究发现;第2段——专家视角与研究意义;第3段——研究证据与数据支撑;第4段——机制解释与健康启示。
2017年6月英语六级真题第1套 Part II Section B (2) 文章的作者态度是什么?
作者态度是积极支持(Supportive and informative about fiber's health benefits)。判断路径:首段问题-解决方案结构 → 专家引用的积极语气 → 研究结果的肯定性表述 → 递进式论证链条;文中的态度信号词包括 powerful message(第2段)、important study demonstrates(第3段)、could reduce the risk(第2段)、bottom line(第4段)、That's why(第4段)。
2017年6月英语六级真题第1套 Part II Section B (2) 文章中有哪些值得积累的生词?
按文中出现顺序共 4 个:circulating(循环的;在体内流动的)、adolescence(青春期;青少年时期)、track(追踪;跟踪记录)、consume(消耗;摄入;食用),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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