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                      Unit 1 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 1 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 1 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 1 课时3 听说音频.mp3                  
              
                     
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                      Unit 1 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 1 课时5 More practice 同步练习.docx                  
              
                     
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                      Unit 2 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 2 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 2 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 2 课时3 听说音频.mp3                  
              
                     
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                      Unit 2 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 2 课时5 More practice 同步练习.docx                  
              
                     
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                      Unit 3 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 3 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 3 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 3 课时3 听说音频.mp3                  
              
                     
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                      Unit 3 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 3 课时5 More practice 同步练习.docx                  
              
                     
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                      Unit 4 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 4 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 4 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 4 课时3 听说音频.mp3                  
              
                     
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                      Unit 4 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 4 课时5 More practice 同步练习.docx                  
              
                     
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                      Unit 5 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 5 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 5 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 5 课时3 听说音频.mp3                  
              
                     
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                      Unit 5 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 5 课时5 More practice 同步练习.docx                  
              
                     
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                      Unit 6 课时1 Reading 同步练习.docx                  
              
                     
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                      Unit 6 课时2 Grammar 同步练习.docx                  
              
                     
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                      Unit 6 课时3 Listening and Speaking.docx                  
              
                     
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                      Unit 6 课时3 听说音频.mp3                  
              
                     
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                      Unit 6 课时4 Writing 同步练习.docx                  
              
                     
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                      Unit 6 课时5 More practice 同步练习.docx                  
              
                     
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