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- 00:00 免费1、Chapter 1 Lesson 1 Preview
- 00:00 付费2、Chapter 1 Lesson 1 Class
- 00:00 付费3、Chapter 1 Lesson 1 Review
- 00:00 付费4、Chapter 1 Lesson 2 Preview
- 00:00 付费5、Chapter 1 Lesson 2 Class
- 00:00 付费6、Chapter 1 Lesson 2 Review
- 00:00 付费7、Chapter 1 Lesson 3 Class
- 00:00 付费8、Chapter 1 Lesson 3 Preview
- 00:00 付费9、Chapter 1 Lesson 3 Review
- 00:00 付费10、Chapter 1 Lesson 4 Preview
- 00:00 付费11、Chapter 1 Lesson 4 Class
- 00:00 付费12、Chapter 1 Lesson 4 Review
- 00:00 付费13、Chapter 1 Lesson 5 Preview
- 00:00 付费14、Chapter 1 Lesson 5 Class
- 00:00 付费15、Chapter 1 Lesson 5 Review
- 00:00 付费16、Chapter 2 Lesson 1 Preview
- 00:00 付费17、Chapter 2 Lesson 1 Class
- 00:00 付费18、Chapter 2 Lesson 1 Review
- 00:00 付费19、Chapter 2 Lesson 2 Preview
- 00:00 付费20、Chapter 2 Lesson 2 Class
- 00:00 付费21、Chapter 2 Lesson 2 Review
- 00:00 付费22、Chapter 2 Lesson 3 Preview
- 00:00 付费23、Chapter 2 Lesson 3 Class
- 00:00 付费24、Chapter 2 Lesson 3 Review
- 00:00 付费25、Chapter 2 Lesson 4 Preview
- 00:00 付费26、Chapter 2 Lesson 4 Class
- 00:00 付费27、Chapter 2 Lesson 4 Review
- 00:00 付费28、Chapter 2 Lesson 5 Preview
- 00:00
付费29、Chapter 2 Lesson 5 Class - 00:00 付费30、Chapter 2 Lesson 5 Review