21世纪大学英语综合指导PDF电子书下载

Unit 1 1

Text A Secrets of A Student 1

Text B Bittersweet Memories 18

Text C Leaving 30

Test Yourself 31

Unit 2 36

Text A Conversational Ballgames 36

Text B English as a Universal Language 47

Text C How to Improve Your Vocabulary 55

Test Yourself 56

Unit 3 60

Text A Stevie Wonder: Sunshine in the Shadow 60

Text B We Are What We Think We Are 77

Text C Her Newly-discovered Self 88

Test Yourself 91

Unit 4 95

Text A The Washwoman 95

Text B A Good Name 106

Text C This Is Why Jordan Is Jordan 114

Test Yourself 114

Unit 5 119

Text A The Language of Compromise 119

Text B Easy Ways to Avoid an Argument 133

Text C Good Morning, Neighbor! 142

Test Yourself 146

Text A Nerds and Geeks 150

Unit 6 150

Text B Our Changing Lifestyle: Trends and Fads 163

Text C Popularity That Counts 169

Test Yourself 170

Unit 7 175

Text A I Became Her Target 175

Text B Firm, Fair, and Friendly 190

Text C The Magic Pebbles 197

Test Yourself 199

Unit 8 203

Text A Foreword 203

Text B Smart Machines: Our Tireless Helpers 215

Text C The Internet 222

Test Yourself 223

Unit 9 227

Text A Hothouse Earth 227

Text B The Population Problem: Everybody s Baby 242

Text C Dangers to the Environment 252

Test Yourself 254

Unit 10 259

Text A Cloning: Good Science or Baaaad Idea 259

Text B Internet Helps Solve a Medical Mystery 269

Text C Fuzzy Logic Smart Machines 276

Test Yourself 277

附录Ⅰ 词汇综合练习 281

附录Ⅱ 语法结构综合练习 300

附录Ⅲ 课文练习部分答案 318