大学英语 全新版 综合教程 3 教师用书PDF电子书下载

Unit 1 Changes in the Way We Live 1

Unit 2 Civil-Rights Heroes 12

Unit 3 Security 24

Unit 4 Extraterrestrials 34

Unit 5 How to Celebrate Holidays 45

Unit 6 The Human Touch 55

Unit 7 Making a Living 64

Unit 8 Cloning 75

Appendix Ⅰ:Key to Exercises(Units 1-8) 87

Appendix Ⅱ:Chinese Translations of Texts A(Units 1-8) 144

Appendix Ⅲ:Chinese Translations of Texts B(Units 1-8) 167