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Unit 1 How can I get there?
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Unit 2 Ways to go to school
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Unit 3 My weekend plan
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Recycle 1
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Unit 4 I have a pen pal
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Unit 5 What does he do?
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Unit 6 How do you feel?
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Recycle 2
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单元全练全测
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专项全练全测
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综合全练全测