2016年6月英语六级真题第1套 Part II Section C (3)

文章开篇就引入了 Duke University researchers 对 more than 160 published studies 的 scrutiny，这个 concrete number 直接 establish 了研究的 credibility 和 scope。这种 quantitative evidence 让读者立刻感受到这不是 casual observation，而是基于 extensive review 的 finding，从而为后续的 'no conclusive evidence' 这个potentially controversial 的结论提供了 solid foundation。数据的精确性增强了报道的 authority 和 objectivity。

信号词 more than 160 over approximately nearly up to as many as at least around roughly about

仿写： 在写作时，identify 你要传达的 key finding，然后问自己：what numbers can quantify this? 比如研究涉及多少 participants、reviewed 多少 studies、时间跨度是 how many years。将这些 figures 放在 strategic positions，通常是 early in the article 或在 introduce new evidence 时。模版：「Researchers at [机构] examined/analyzed/reviewed [具体数字] [研究对象]，发现/表明 [核心发现]。」

文章多次 quote co-author James Burke 的 direct speech（第4段、第6段、第8段），这些 quotations 提供了 first-hand perspective from the researcher himself。Direct quotes 比 paraphrasing 更能传递 nuanced views 和 personal stance，尤其是在 express cautious conclusions 时（'although the evidence was not so strong'）。这种修辞让 abstract findings 变得 more human and relatable，同时也 shift responsibility：controversial 或 tentative conclusions 由 researcher 本人来 articulate，增强了报道的 objectivity 和 credibility。

信号词 says said according to noted explained stated commented remarked observed pointed out added emphasized

仿写： 选择 quotations 时，prioritize those that express opinion、interpretation 或 nuanced stance，而非 simple facts（facts 可以 paraphrase）。将 quotes strategically place：在 introduce key findings 后用于 elaborate，或在 present contrasting views 时。注意 quote 的长度要 reasonable（不要过长以免 disrupt reading flow）。模版：「[Source] 说/表示/指出："[Direct quote expressing opinion/interpretation]。" 这 implies/suggests [对引语的简短解读]。」Setup context before the quote，然后 let the quote speak，最后可 briefly interpret if needed。

第2段 用 neutral、definitional language 来 describe 'cognitive decline'（'the loss of ability to learn new skills, or recall words, names, and faces'），这种 factual、non-evaluative 的 description 是新闻报道的 foundational technique。它 establish shared understanding without imposing judgment，让不同 background 的 readers 都能 grasp the topic。这种客观性对于随后 present research findings 至关重要，因为它 creates a neutral baseline from which to discuss evidence。

信号词 is refers to means describes involves consists of characterized by defined as represents

仿写： 写作客观描述时，strip away evaluative language 和 emotional words。Use precise、concrete terms to define or describe，structure 通常是：'X is [definition/description using neutral terms]'。Avoid 'amazing'、'terrible' 这类 subjective modifiers，instead use 'significant'、'common'、'observed' 这类 neutral descriptors。模版：「[概念/现象] 是 [中性定义]，它 typically/commonly/usually [描述特征] as [具体情况]。」先 give definition，然后 provide context or examples using factual statements。

第2段 在 define 'cognitive decline' 之后，补充说明 'To reduce or avoid it, researchers have examined...'，这 provides contextual background about existing research efforts。这种 contextualization 让读者理解 current study 的 position within broader research landscape。它 explain 为什么这个 topic matters 和 why researchers are investigating it，从而 justify the study being reported。Background information 帮助 readers see the bigger picture before diving into specific findings。

信号词 To reduce or avoid it In response to To address Given that Traditionally In recent years Previously Historically In the past Up until now

仿写： Identify what background readers need to understand the main story。通常包括：historical context、previous research、current trends 或 why this matters。Use transitional phrases like 'To address this'、'In response to'、'Traditionally' 来 signal you're providing background。Keep it concise but sufficient。模版：「为了 [目的]/针对 [问题]，researchers/scientists/experts have [过去的努力或研究]，examining/investigating [研究方向]。」或「In recent years/Traditionally，[领域] has seen/witnessed [趋势或变化]。」

第1段 和整篇文章 structure 体现了 contrast：'failed to find any conclusive evidence' 与 'Still, there are good reasons to make positive changes'。这个 'Still' 引导的 contrast 是文章的 rhetorical spine，它 acknowledge negative findings while maintaining positive recommendations。第4段 中 'some positive effects, although the evidence was not so strong' 也 exemplify internal contrast。这种 balanced presentation prevents the article from being overly pessimistic 或 misleadingly optimistic，reflecting the complexity of scientific findings。

信号词 Still However Nevertheless Yet Although While Despite On the other hand In contrast Conversely But

仿写： 识别你要报道的 topic 中的 tensions or contradictions。Structure your piece to present one side，然后 use contrast markers to introduce the other。常见结构：'[Finding A]. However/Still/Yet, [Finding B or alternative perspective]。' 或 '[Positive aspect], although [limitation or caveat]。' 模版：「研究发现 [negative/unexpected finding]。However/Nevertheless，experts still recommend/suggest [positive action or alternative view]，因为 [reasoning]。」Contrast 应该 reflect genuine complexity，不是 artificial balance。

虽然本文没有 explicit questions，但 第5段 用 'Some previous studies have suggested... And Burke says that actually does seem to help' 这种 anticipate-and-answer structure 实现了 implicit questioning 的效果。文章 structure itself poses implicit questions：'Do lifestyle changes help?'（第1段-3 answer: unclear），'What about specific interventions?'（第4段-6 answer: some benefits），'Should we recommend anything?'（第7段-8 answer: yes, cautiously）。这种 question-driven structure guides readers through the logical progression of findings。

信号词 The question is Does Can Whether How What Why To what extent Researchers wondered One might ask

仿写： 即使不用 explicit questions，可以 structure your article to answer implicit ones。Think about what questions readers would naturally have as they read。Use phrases like 'The question is'、'Researchers wondered whether'、或 simply present a claim then examine whether evidence supports it。模版：「Some have suggested/believed that [观点/假设]。But does evidence support this? [接下来给出研究发现]。」或 organize paragraphs to address natural questions sequentially：What's the problem? → What did researchers do? → What did they find? → What does it mean?