目录
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Unit 1 6
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In class 6
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Unit 2 12
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In the library 12
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Unit 3 18
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Is this your pencil? 18
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Unit 4 24
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Where’s the bird? 24
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Project 1 30
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My puppy 30
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Unit 5 32
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How old are you? 32
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Unit 6 38
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What time is it? 38
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教材预览
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