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- 18:48 付费1、Unit 1 Welcome back to schoo ...
- 18:03 付费2、Unit 1 Welcome back to schoo ...
- 31:45 付费3、Unit 1 Welcome back to schoo ...
- 28:25 付费4、Unit 2 My family Part A
- 33:07 付费5、Unit 2 My family Part B&C
- 24:15 付费6、Unit 3 At the zoo Part A
- 00:00 付费7、Unit 3 At the zoo Part B&C
- 00:00 付费8、Unit 4 Where is my car- Part ...
- 00:00 付费9、Unit 4 Where is my car- Part ...
- 00:00 付费10、Unit 5 Do you like pears Pa ...
- 00:00
付费11、Unit 5 do you like pears pa ... - 00:00 付费12、Unit 6 How many- Part A
- 00:00 付费13、Unit 6 How many- Part B&C