Unit 1 How to Improve Your Study Habits
Unit 2 Sailing Round the World
Unit 3 The Present
Unit 4 Turing Off TV:A Quiet Hour
Unit 5 A Miserable,Merry Christmas
Unit 6 Sam Adams,Industrial Engineer
Unit 7 The Sampler
Unit 8 You Go Your Way,I'll Go Mine
Unit 9 The Brain
Unit 10 Going Home
Appendix 1 Key to Exercises（Unit 1-Unit 10）
Appendix 2 Chinese Translations of the Texts（Unit 1-Unit 10）
Appendix 3 Chinese Translations of the Reading Passages（Unit 1-Unit 10）
