提示：点击单元就可进入课文学习：
- 课文目录与封面 .课文录音与文本
- Module 1 Social communication
- Unit 1:Helping those in need
- Unit 2:Body Language
- Module 2 Arts and crafts
- Unit 3:Traditional skills
- Unit 4:Cartoons and comic strips
- Module 3 Animals
- Unit 5:Save the endangered animals
- Unit 6:Pets
- Module 4 Discovery
- Unit 7:The unknown world
Unit 8:Life in the future