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- 06:42 免费1、Hello again_A
- 00:00 付费2、Hello again_B
- 00:00
付费3、How old are you?_A - 00:00 付费4、How old are you?_B
- 00:00 付费5、What are you?_A
- 00:00 付费6、What are you?_B
- 00:00 付费7、A new classmate_A
- 00:00 付费8、A new classmate_B
- 00:00 付费9、How do you feel?_A
- 00:00 付费10、How do you feel?_B
- 00:00 付费11、Friends_A
- 00:00 付费12、Friends_B
- 00:00 付费13、In the school_A
- 00:00 付费14、In the school_B
- 00:00 付费15、Food_A
- 00:00 付费16、Food_B
- 00:00 付费17、A class picnic_A
- 00:00 付费18、A class picnic_B
- 00:00 付费19、On the farm_A
- 00:00 付费20、On the farm_B
- 00:00 付费21、More insects and plants_A
- 00:00 付费22、More insects and plants_B
- 00:00 付费23、A day in the park_A
- 00:00 付费24、A day in the park_B
- 00:00 付费25、Final Review_A
- 00:00 付费26、Final Review_B