跟讀練習: Does Being Cold Make You Sick? - 通過影片學習英語口語

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Winter is coming - and we've all been told to put on a jacket outside, or you'll catch a cold! Of course, the common response of today has become 'Don't be silly, being cold can't give you a cold'. Or can it? Who wins in this battle of the beliefs?

The correlation between cold weather and sickness does stand out. Between 5-20% of Americans catch a cold or flu every year around late fall and winter. Not to mention, it's called a cold. But there are some important things to consider. First and foremost: colds and the flu are caused by viruses. if there aren't any around, you won't catch a cold - no matter how cold you get. It's as simple as that.

So why the correlation with decreasing temperatures? Well for one, people tend to stay indoors much more often during the winter, which in turn, puts them in contact with more people.

More people, means more exposure opportunities for the pathogens to spread. On top of this, humidity plays a role in the spread of some viruses. As the humidity decreases in the winter, not only does the virus spread more readily, but the mucus in your nose dries out. Mucus would otherwise act as a protective barrier to pathogens. Finnaly, the lack of Vitamin D which we get from the sun, can affect our immune system adversely.

Both being inside more often, and the fact that winter has shorter days makes this a big factor for your health.

So you've proven your parents wrong... right? Not so fast!

While some past studies have shown no correlation to temperature, recent evidence suggest otherwise.

One study which put test subjects feet into ice water found that they were, indeed, more likely to develop common cold symptoms in the following days, than those who didn't.

The developing hypothesis behind these results is that the cold temperatures cause blood vessel constriction, which slows the white blood cells from reaching the virus, ultimately inhibiting the immune response. Cortisol levels, which pressures the immune system, are also increased with temperature induced stress. Furthermore, studies on both mice and human airway cells found that immune reaction to the common cold virus, in fact, temperature dependent. Warm infected cells are more likely to undergo programmed cell death, to limit the spread of infection.

Finally, studies of the virus itself have revealed a secret weapon of sorts. In winter temperature, the virus's outer layer or envelope becomes much harder and acts like a shield.

This allows it to spread from person to person much more easily. But at warm temperatures, this layer is more of a gel, which is not quite tough enough to protect the virus against the elements. As a result, its spreading ability is compromised.

So, maybe your parents weren't so wrong after all. A happy compromise of going outside more often, bundled up, is likely to get you through the winter unscathed.

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本片段的口語練習目標

本段影片適合提升雅思口語練習中“解釋科學現象”的表達能力，尤其針對邏輯連貫與資訊分層的 fluency milestones。通過模仿影片中“提出疑問—分析原因—總結結論”的論述結構，可增強口語表達的條理性，輕鬆應對雅思口語 Part 3 中的抽象問題。

實用短語庫

“correlation between... and...”（……與……的相關性）
“on top of this”（除此之外）
“adversely affect”（對……產生不利影響）
“developing hypothesis”（正在形成的假設）
“compromise the spreading ability”（削弱傳播能力）

攻克你的薄弱點

影片中大量使用長句巢狀結構，如“the virus's outer layer or envelope becomes much harder and acts like a shield, which allows it to spread from person to person much more easily”，需重點練習意群劃分與連讀節奏。建議使用“shadowing site”進行模仿訓練：先逐句跟讀，關注“constriction”“cortisol”等多音節詞的重音位置；再整段複述，體會“not only... but also...”“as a result”等連線詞的語調變化。此外，影片中“silly”“mucus”等詞的發音易混淆，可通過“shadow speech”法對比原聲，糾正口型與氣息。

通過本段練習，不僅能掌握科學話題的表達技巧，還能借助“shadowspeaks”訓練法提升口語流暢度，為雅思口語高分打下基礎。記得結合影片內容反覆模仿，逐步最佳化語音、語調和邏輯結構。

影片中的語法

說話人最常用的結構，並附上影片中的原話：

結構	影片中的用法
條件句 if + 從句，will/would + 動詞 — 條件及其結果	if there aren't any around, you won't catch
現在完成時 have/has + 過去分詞 — 過去發生但與現在仍有關聯的事	has become · you've proven · have shown
被動語態 be + 過去分詞 — 強調發生了什麼，而不是誰做的	been told · are caused · are also increased
定語從句 who / which + 從句 — 補充說明人或事物	those who didn · gel, which is

什麼是跟讀法？

跟讀法 (Shadowing) 是一種有科學依據的語言學習技巧，最初開發用於專業口譯員的培訓，並由多語言者Alexander Arguelles博士普及。這個方法簡單而強大：您在聽英語母語原聲的同時立即大聲重複——就像是一個延遲1-2秒緊跟說話者的影子。與被動聽力或語法練習不同，跟讀法強迫您的大腦和口腔肌肉同時處理並模模擬實的講話模式。研究表明它能顯著提高發音準確性，語調，節奏，連讀，聽力理解和口語流利度——使其成為雅思口語備考和真實英語交流最有效的方法之一。

影子跟讀法: 閱讀完整分步指南 →

跟讀練習: Does Being Cold Make You Sick? - 通過影片學習英語口語

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本片段的口語練習目標

實用短語庫

攻克你的薄弱點

影片中的語法

什麼是跟讀法？