跟讀練習: Shadow | Science for Kids - 通過影片學習英語口語

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40 句
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Hey kids!
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In today's video, we will be learning about shadows. Are you ready?
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Let's begin!
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A shadow is a dark area that forms when light is blocked by an object.
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Light usually travels in straight lines, but when something blocks it, like a ball, it can't pass through.
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The area behind that object becomes darker, and that's what we call a shadow.
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Let's go over how shadows are formed.
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To make a shadow, you need three things.
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One, a source of light.
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A good example is a lamp.
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2. An object to block the light. And 3.
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A surface for the shadow to appear on.
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When light hits the object, some of it can't go through, so a shadow appears on the surface behind it.
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Let's try another example.
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If you hold your hand under a flashlight, you'll see a shadow of your hand on the wall or table.
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That's because your hand is blocking the light from reaching that spot.
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Why do shadows change size and shape?
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Have you ever noticed that your shadow looks long in the morning and afternoon but short at noon?
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That's because the sun changes its position in the sky during the day.
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In the morning and afternoon, the sun is lower in the sky.
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Your shadow stretches and becomes longer.
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At noon, the sun is high above, so your shadow is short and small.
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So your shadow changes depending on the angle of the light.
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Transparent, translucent, and opaque objects Not everything makes a shadow the same way.
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Transparent objects like glass let all the light pass through so they make no shadow.
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Translucent objects like thin cloth let some light through so they make a faint shadow.
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Opaque objects like your hand block all the light, so they make a dark shadow.
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Now here are fun facts about shadows.
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Astronauts on the moon have very dark shadows because there's no atmosphere to scatter sunlight like on Earth.
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In ancient times, people used shadows to tell time.
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They built a tool called a sundial which uses the sun's shadow to show the hour of the day.
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And that is all for today's video.
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I hope you enjoyed learning about shadows today.
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Take care now.
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Bye-bye.
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If you enjoyed the video and want to see more videos from us, please click the subscribe button.
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Also, give us a like.
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That will help us.
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We thank you so much and we do hope that you enjoy our videos.
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See you soon!

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為什麼用這個影片練習口語？

這個影片讓我們瞭解了影子的形成和變化，是進行英語口語練習的絕佳材料！在觀看和模仿影片時，孩子們不僅可以學習影子的科學知識，還能通過跟讀和反覆練習來提高自己的英語發音技能。使用“shadow speech”技法，孩子們能在真實的上下文中練習說英語，這比單獨的語法練習更為有效。同時，影子跟讀如同模仿影子的存在，讓學習變得更加有趣和富有互動性。

語法與表達在語境中的應用

影片中講解了幾個重要的語法結構和表達方式：

  • What is a shadow? - 這個結構幫助孩子們提出問題，並引導他們思考影子的定義。
  • When light hits the object... - 通過這個句子結構，孩子們能理解條件句的使用，看到事物之間的因果關係。
  • Why do shadows change size and shape? - 這種提問式的表達讓討論更加生動，有助於提升他們的提問能力。
  • Transparent, translucent, and opaque objects - 學習這些形容詞可以豐富他們的詞彙量，並加深對物體性質的理解。

常見發音陷阱

在觀看影片時，孩子們可能會遇到一些發音挑戰，例如：

  • shadow - 發音時要注意重音，確保清晰地發出“sh”音。
  • transparent - 注意這個詞的音節分隔，確保每個音節都能清楚地發出。
  • opaque - 這類詞的發音容易混淆，可以通過重複來幫助記憶。

通過跟讀這些詞彙，孩子們能夠有效地提高英語發音，從而在真實對話中更自信地表達自己。

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
被動語態 be + 過去分詞 — 強調發生了什麼，而不是誰做的is blocked · are formed
“will” 表將來 will + 動詞 — 決定、承諾或預測will be · you'll see · will help

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 →