Unit 3 The Earth Period 2 Listening and Grammar 同步练习

Unit 6 Travelling around Asia Period 2 Listening and Grammar 同步练习

Unit 3 The Earth Period 1 Getting ready and Reading 同步练习

Unit 3 The Earth Period 4 More practice, Study skills and Culture corner 同步练习

Unit 3 Computers Period 2 Listening & Grammar同步练习（含解析）

Unit 2 Daily life Period 3 Speaking and Writing 同步练习

Unit 7 Memory Period 2 Listening & Grammar同步练习（含解析）