Lesson 33 Education 教育 First listen and then answer the following question. 听录音，然后回答以下 ...

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Lesson 32 Galileo reborn 伽利略的复生 First listen and then answer the following question. 听录音， ...

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Lesson 31 The sculptor speaks 雕塑家的语言 First listen and then answer the following question. 听 ...

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Lesson 29 The hovercraft 气垫船 First listen and then answer the following question. 听录音，然后回 ...

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Lesson 30 Exploring the sea-floor 海底勘探 First listen and then answer the following question. 听 ...

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Lesson 27 The 'Vasa' “瓦萨”号 First listen and then answer the followin ...

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Lesson 25 Non-auditory effects of noise 噪音的非听觉效应 First listen and then answer the following ...

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Lesson 26 The past life of the earth 地球上的昔日生命 First listen and then answer the following qu ...

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Lesson 28 Patients and doctors 病人与医生 First listen and then answer the following question. 听录 ...

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Lesson 24 Beatuy 美 First listen and then answer the following question. 听录音，然后回答以下问题。 ...

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Lesson 9 Flying cats 飞猫 Listen to the tape then answer the question below. 听录音，然后回答以下问 ...

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Lesson 8 A famous monastery 著名的修道院 Listen to the tape then answer the question below. 听录音 ...

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Lesson 6 Smash-and-grab 砸橱窗抢劫 Listen to the tape then answer the question below. 听录音，然后 ...

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Children often have far more sense than their elders. This simple truth was demenstrated rather dram ...

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Lesson 5The facts确切数字Listen to the tape then answer the question below.听录音，然后回答以下问题 ...

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Lesson 2 Thirteen equals one 十三等于一 Listen to the tape then answer the question below. 听录音， ...

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Lesson 3 An unknown goddess 无名女神 Listen to the tape then answer the question below. 听录音，然 ...

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Lesson 4 The double life of Alfred Bloggs 阿尔弗雷德.布洛格斯的双重生活 Listen to the tape then ans ...

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Lesson 44 Patterns of culture 文化的模式 First listen and then answer the following question. 听录 ...

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Lesson 52 Mud is mud 实事求是 Listen to the tape then answer the question below. 听录音，然后回答以 ...

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