Lesson 53 An interesting climate 有趣的气候 Listen to the tape then answer this question. What is t ...

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Lesson 18 Porpoises 海豚 First listen and then answer the following question. 听录音，然后回答以下 ...

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Lesson 34 Quick work 破案“神速” First listen and then answer the question. 听录音 ...

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Lesson 113 Small change 零钱 Listen to the tape then answer this question. Who has got some change? ...

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Lesson 36 Across the Channel 横渡海峡 First listen and then answer the question. 听录音，然后回答 ...

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Lesson 21 Mad or not? 是不是疯了 First listen and then answer the question. 听录音，然后回答以下问 ...

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Lesson 69 But not murder! 并非谋杀！ First listen and then answer the question. 听录音，然后回答以 ...

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Lesson 56Faster than sound!比声音还快！First listen and then answer the question.听录音，然后回答以 ...

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Lesson 59 Collecting 收藏 Listen to the tape then answer the question below. 听录音，然后回答以下问 ...

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Lesson 60 The future 卜算未来 First listen and then answer the question. 听录音，然后回答以下问题。 ...

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Lesson 86 Out of control 失控 First listen and then answer the question. 听录音，然后回答以下问题 ...

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First listen and then answer the question. 听录音，然后回答以下问题。 Who is Percy Buttons? Percy B ...

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Lesson 21 William S. Hart and the early 'Western' film 威廉.S. 哈特和早期限的‘ ...

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Lesson 71 A famous clock 一个著名的大钟 First listen and then answer the question. 听录音，然后回 ...

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Lesson 39 Am I all right? 我是否痊愈？ First listen and then answer the question. 听录音，然后回答 ...

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Lesson 37 The process of ageing 衰老过程 First listen and then answer the following question. 听录 ...

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Lesson 42 Recording an earthquake 记录地震 First listen and then answer the following question. 听 ...

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First listen and then answer the question.听录音，然后回答以下问题。Where is Captain Alison going an ...

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Lesson 51 Predicting the future 预测未来 Listen to the tape then answer the question below. 听录音 ...

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Lesson 97 A small blue case 一只蓝色的小箱子 Listen to the tape then answer this question. Does Mr. ...

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