- 提示：点击一级目录名称就可以进入相关单元学习
- .Unit 1电子课本，各课时同步听力和课件下载
- .Unit 2电子课本，各课时同步听力和课件下载
- .Unit 3Travel Journal电子课本,听力和课件
- .Unit 4 Earthquakes电子课本,同步听力和课件
- .Unit 5 电子课本,同步听力和课件下载
- .Unit 1 Good friends
- .Unit 2 English around the world
- .Unit 3 Going places
- .Unit 4 Unforgettable experiences
- .Unit 5 The silver screen
- .Unit 6 Good manners
- .Unit 7 Cultural relics
- .Unit 8 Sports .Unit 9 Technology
- .Unit 10 The world around us
- .Unit 11 The sounds of the world
- .Unit 12 Art and literature