大学英语 下 第2版PDF电子书下载

Unit One Friendship 1

Text A Real Friends 1

Text B How to Heal a Friendship 7

Further Study（Thanks and Responses） 12

Unit Two Sports 16

Text A How Sports Benefit You 16

Text B Father's Eyes 22

Further Study（Apologies） 27

Unit Three Manners 31

Text A Basic Table Manners 31

Text B Etiquettes of Graduation Ceremony 37

Further Study（Asking for Information） 41

Unit Four Diet 44

Text A Healthy Diet 44

Text B Food Addiction 50

Further Study（Offering the Help） 54

Unit Five Stress 59

Text A Healthy Lifestyle Habits for Stress Relief 59

Text B Back-to-School Stress Relief Techniques 64

Further Study（Making Requests） 67

Unit Six Welfare 72

Text A How the American Child Welfare System Works 72

Text B Health Trends and Malnutrition among Rural Children in China 77

Further Study（Shopping） 80

Unit Seven Great People 84

Text A We Can Succeed 84

Text B For Blooming in Wards Nightingale 89

Further Study（Agreement and Disagreement） 93

Unit Eight Science 97

Text A About Life on Other Planets 97

Text B Learning Rewires the Brain 103

Further Study（Blame and Complaint） 106

Key to Exercises 110