跟读练习: Unit 3 | How the Dinosaurs Disappeared | Listening Practice Through Dictation 4 | Luyện Nghe - 通过视频学习英语口语

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Unit 3.
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How the dinosaurs disappeared.
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The death of the dinosaurs is a great mystery.
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About 65 million years ago, dinosaurs lived all over the Earth.
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They had existed for nearly 200 million years.
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Suddenly, they all became extinct.
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Many scientists believe that the dinosaurs were killed by a large meteor.
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They think that this meteor was about 6 to 12 miles wide.
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It crashed into southern Mexico and made a hole about 130 miles wide.
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The crash threw dust and dirt into the sky.
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Dust clouds darkened the Earth's atmosphere.
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The crash caused fires, earthquakes, and tidal waves.
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The plants were killed.
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The oceans were poisoned.
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Very soon, there was no food left for the plant-eating dinosaurs.
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When they died, there was no food for the meat-eating dinosaurs.
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The meteor killed about 70% of all plants and animals on Earth.
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The only animals that could survive were small ones that could eat many different kinds of food.
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Some scientists say the meteor alone did not cause dinosaurs to become extinct.
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They think that dinosaurs were already getting weaker.
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They are not sure why.
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One reason might be disease.
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Another might be climate change.
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A big part of the mystery is why some types of animals survive.
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If climate change killed dinosaurs, it should also have killed frogs.
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If the meteor killed most sea reptiles, it should have killed crocodiles.
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Yet frogs and crocodiles still exist in the world today.
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Thank you.

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本课的词汇与口语要点

视频中反复出现的词有:dinosaurs, killed, meteor, animals, plant。 这段视频共有 28 个句子、237 个单词可供跟读。 讲话部分时长为 1:51。 说话人语速平稳,每分钟约 128 个词,很适合跟读。 只有 81% 的单词属于英语最常用的 3,000 词,词汇难度较高。

视频中的重点词汇

视频中最难的 11 个单词,附发音和释义:

单词发音释义
dinosaur 名词/ˈdaɪnəsoɹ/恐龍 /恐龙
meteor 名词/ˈmiːtiɚ/流星
crocodile 名词/ˈkɹɑkədaɪl/鱷魚 /鳄鱼, 鰐 /鳄
scientist 名词/ˈsaɪəntəst/科學家 /科学家
darken 动词/ˈdɑɹkən/变暗
reptile 名词/ˈɹɛp.taɪl/爬蟲 /爬虫, 爬行類 /爬行类
tidal 形容词/ˈtaɪ.d(ə)l/潮汐
poison 名词/ˈpɔɪ.zən/毒, 毒物
disappear 动词/dɪsəˈpɪɹ/消失
earthquake 名词/ˈɝθkweɪk/地震, 地動 /地动
dirt 名词/dɝt/泥土, 污垢

视频中的语法

说话人最常用的结构,并附上视频中的原话:

结构视频中的用法
被动语态 be + 过去分词 — 强调发生了什么,而不是谁做的were killed · were poisoned
用 “might / may” 表可能 might/may + 动词 — 有可能但不确定的事might be

需要注意的发音

中文母语者容易读错的音:

  • 词尾辅音 — 要读清楚,后面不要加元音: extinct /ɪkˈstɪŋkt/, scientist /ˈsaɪəntəst/, earthquake /ˈɝθkweɪk/, dirt /dɝt/
  • /r/ 和 /l/ 的区别: crocodile /ˈkɹɑkədaɪl/, reptile /ˈɹɛp.taɪl/

如何用这段视频练习

  1. 先完整听一遍视频,不要开口,记下不认识的单词。
  2. 用正常速度逐句跟读,每句重复到你的节奏与说话人一致为止。
  3. 录下自己的声音并与原声对比,特别注意 dinosaur, meteor, crocodile 这类单词。

什么是跟读法?

跟读法 (Shadowing) 是一种有科学依据的语言学习技巧,最初开发用于专业口译员的培训,并由多语言者Alexander Arguelles博士普及。这个方法简单而强大:您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同,跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性,语调,节奏,连读,听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。

影子跟读法: 阅读完整分步指南 →