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- 00:00 免费1、Unit1 We're going to read st ...
- 00:00 付费2、Unit2 We're going to do some ...
- 00:00 付费3、Unit3 Let's make a kite
- 00:00 付费4、Unit4 Don't talk here
- 00:00 付费5、Unit5 When's your birthday
- 00:00 付费6、Unit6 I'll make a beautiful ...
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付费7、Unit7 There's a post office ... - 00:00 付费8、Unit8 Can you show me the wa ...
- 00:00 付费9、Unit9 He's kind to children
- 00:00 付费10、Unit10 Where were you yeste ...
- 00:00 付费11、Unit11 Who was first
- 00:00 付费12、Unit12 Where did you go