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39:14
九年级英语上册Unit 3《English Around the World》Topic 3 Could you give us some advice on how to learn English well？（Section A）
38:35
九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section D）
36:33
九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section C）
36:23
九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section B）
35:30
九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.(Section A)
28:33
九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section D)
32:49
九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section C)
38:53
九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section B)
32:50
九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section A)
33:12
九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.(Section A)
34:38
九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section D)
36:16
九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section C)
46:11
九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section B)
22:56
九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section D）
35:43
九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section C）
28:28
九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section A）
25:57
九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section D）
23:59
九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section C）
27:42
九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section B）
44:11
九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section A）
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春风暖人心：[河南省平顶山市] 有很大用，谢谢老师。
九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.(Section A)
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