精品 Unit 3 Is this your pencil? Section B 1a-1e 课件+音视频
精品 Unit 3 Is this your pencil? Section A Period 1 1a-2d 课件+音视频
精品 Unit 3 Is this your pencil? Section A Grammar Focus-3c 课件+视频
精品 Unit 2 This is my sister. Section B 3a-Self Check课件+音视频
精品 Unit 2 This is my sister. Section B 2a-2c 课件
精品 Unit 2 This is my sister. Section B 1a-1d 课件+音频
精品 Unit 2 This is my sister Section A 1a-2d 课件+音视频
精品 Unit 2 This is my sister Section A Grammar Focus-3c 课件+视频
精品 Unit 1 My name's Gina Section B 3a-Self Check 课件
精品 Unit 1 My name's Gina. Section B 2a-2c课件+音视频