Lesson 19 A very dear cat
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Lesson18Electric currents in modern art
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Lesson17 The longest suspension bridge in the world
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Lesson 16 Mary had a little lamb
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Lesson 15
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Lesson 14 A noble gangster
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背诵Lesson 13 “It's me”
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背诵lesson 12 Life on a desert island
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背诵Lesson 11 Not guilty
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背诵lesson10 The losd of the Titanic
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