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1 Unit 2
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1.1 Listening& speaking
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1.2 Reading 1
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1.3 Reading 2
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1.4 Grammar & writing
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2 Unit 3
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2.1 Listening & speaking
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2.2 Reading 1
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2.3 Readign 2
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2.4 Grammar & writing
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3 Unit 4
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3.1 Listening & speaking
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3.2 Reading 1
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3.3 Reading 2
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3.4 Grammar & writing
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4 Unit 5
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4.1 Listening & speaking
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4.2 Reading 1
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4.3 Reading 2
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4.4 Grammar & writing
选择班级