教材目录
Unit 1 How tall are you?
Unit 2 Last weekend
Unit 3 Where did you go
Unit 4 Then and now
Recycle Mike’s happy days
Appendix 1:Songs in each unit
Appendix 2:Words in each unit
Appendix 3:Vocabulary
Appendix 4:Useful expressions
Appendix 5:Proverbs
Appendix 6:Short plays
Appendix 7:Irregular verbs
Appendix 8:English pronunciation patterns
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