视频选集
（46/47）
自动连播
片头
01:10
Unit 1 Lesson 1
03:08
Unit 1 Lesson 2
02:16
Unit 1 Lesson 3
02:46
Unit 1 Lesson 4
01:55
Unit 1 Lesson 5
02:25
Unit 1 Lesson 6
01:41
Unit 2 Lesson 7
02:38
Unit 2 Lesson 8
02:12
Unit 2 Lesson 9
02:45
Unit 2 Lesson 10
01:49
Unit 2 Lesson 11
02:19
Unit 2 Lesson 12
02:31
Unit 3 Lesson 13
02:36
Unit 3 Lesson 14
02:09
Unit 3 Lesson 15
02:27
Unit 3 Lesson 16
01:38
Unit 3 Lesson 17
02:26
Unit 3 Lesson 18
03:19
Unit 4 Lesson 19
02:28
Unit 4 Lesson 20
02:40
Unit 4 Lesson 21
01:34
Unit 4 Lesson 22
02:11
Unit 4 Lesson 23
01:49
Unit 4 Lesson 24
03:31
Unit 5 Lesson 25
02:17
Unit 5 Lesson 26
02:52
Unit 5 Lesson 27
02:07
Unit 5 Lesson 28
02:39
Unit 5 Lesson 29&30
03:24
Unit 5 Lesson 31
03:38
Unit 6 Lesson 32
01:52
Unit 6 Lesson 33
02:10
Unit 6 Lesson 34
02:05
Unit 6 Lesson 35
03:04
Unit 6 Lesson 36
02:24
Unit 6 Lesson 37
02:43
Unit 7 Lesson 38
02:05
Unit 7 Lesson 39
02:38
Unit 7 Lesson 40
02:23
Unit 7 Lesson 41
02:42
Unit 7 Lesson 42
01:59
Unit 8 Lesson 43
02:30
Unit 8 Lesson 44
02:31
Unit 8 Lesson 45
02:06
Unit 8 Lesson 46
02:19
Unit 8 Lesson 47&48
05:25
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