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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 quest [查看詳細]
Lesson 42 Recording an earthquake記錄地震 First listen and then answer the following question [查看詳細]
Lesson 27 The Vasa“瓦薩”號 First listen and then answer the following question [查看詳細]
Lesson 44 Patterns of culture文化的模式 First listen and then answer the following question [查看詳細]
Lesson 40 Waves海浪 First listen and then answer the following question 聽錄音，然后回答以下問題。 [查看詳細]
Lesson 33 Education教育 First listen and then answer the following question 聽錄音，然后回答以下問題。 [查看詳細]
Lesson 43 Are there strangers in space?宇宙中有外星人嗎？ First listen and then answer the following q [查看詳細]
Lesson 28 Patients and doctors病人與醫生 First listen and then answer the following question [查看詳細]
Lesson 46 Hobbies業余愛好 First listen and then answer the following question 聽錄音，然后回答以下問題。 [查看詳細]
Lesson 45 Of men and galaxies人和星系 First listen and then answer the following question 聽 [查看詳細]
Lesson 34 Adolescence青春期 First listen and then answer the following question 聽錄音，然后回答以下 [查看詳細]
Lesson 2 Thirteen equals one 十三等于一 Listen to the tape then answer the question below 聽錄音，然 [查看詳細]
Lesson 31 The sculptor speaks雕塑家的語言 First listen and then answer the following question [查看詳細]
Lesson 11 Not guilty無罪 Listen to the tape then answer the question below 聽錄音，然后回答以下問題。 [查看詳細]
Lesson 47 The great escape大逃亡 First listen and then answer the following quesion 聽錄音，然后 [查看詳細]
Lesson 41 Training elephants訓練大象 First listen and then answer the following question 聽錄 [查看詳細]
Lesson 6 Smash-and-grab砸櫥窗搶劫 Listen to the tape then answer the question below 聽錄音，然后回答以下 [查看詳細]
Lesson 38 Water and the traveller水和旅行者 First listen and then answer the following question [查看詳細]
Lesson 17 The longest suspension bridge in the world世界上最長的吊橋 Listen to the tape then answer th [查看詳細]
Lesson 7 Mutilated ladies*殘鈔鑒別組 Listen to the tape then answer the question below 聽錄音，然后回 [查看詳細]
Lesson 1 A puma at large逃遁的美洲獅Listen to the tape then answer the question below 聽錄音，然后回答以下問題。Where [查看詳細]
Lesson 14 A noble gangster貴族歹徒 Listen to the tape then answer the question below 聽錄音，然后回答 [查看詳細]
Lesson 48 Planning a share portfolio規劃股份投資 First listen and then answer the following questio [查看詳細]
Lesson 18 Electric currents in modern art 現代藝術中的電流 Listen to the tape then answer the question [查看詳細]
Lesson 9 Flying cats飛貓 Listen to the tape then answer the question below 聽錄音，然后回答以下問題。 [查看詳細]