大学英语自学教程 上PDF电子书下载

Unit1 1

Text A How to Be a Successful Language Learner? 1

Text B Language 7

Unit2 13

Text A Taxes,Taxes,and More Taxes 13

Text B Advertising 17

Unit3 21

Text A The Atlantic Ocean 21

Text B The Moon 24

Unit4 29

Text A Improving Your Memory 29

Text B Short-term Memory 33

Unit5 38

Text A Fallacies about Food 38

Text B Do Animals Think? 44

Unit6 49

Text A Diamonds 49

Text B The Difference between Plants and Animals? 55

Unit7 61

Text A Families 61

Text B The Changing American Family? 67

Unit8 72

Text A Telecommunication via Satellite 72

Text B What People Don't know about Air? 78

Unit9 83

Text A Learned Words and Popular Words 83

Text B How Should You Build Up Your Vocabulary 87

Unit10 92

Text A Scientific Arntudes 92

Text B Solving Problems Scientifically 97

Unit11 103

Text A The Great American Garage Sale 103

Text B American stores 108

Unit12 112

Text A How Dictionaries Are Made 112

Text B Reading Provides Necessary Survival Skills 117

Unit13 122

Text A Insurance 122

Text B What Is Money and What Are Its Functions? 127

Unit14 130

Text A The Importance of Being Kind and Polite 130

Text B Why We Walk in Circles 134

Unit15 140

Text A How TV Violence Affects Kids 140

Text B Why Don't Girls Think Like Boys? 145

Unit16 152

Text A Heart Disease:Treat or Prevent? 152

Text B Dieting Your Way to Heath 158

Unit17 163

Text A Panic and Its Effects 163

Text B Sleepwalking-Fact or Fancy? 168

Unit18 173

Text A Why Are Maps Drawn with North at the Top? 173

Text B You Have a Choice? 178

Unit19 182

Text A Animals at Risk:Who Cares? 182

Text B The Killer Smogs? 187

Unit20 191

Text A You Can't Do It Because It Hurts Nobody 191

Text B Marriage in Iran and America:A study in Contrasts 195

Unit21 200

Text A The Language of Uncertainty? 200

Text B It Never Rains but It Pours! 204

Unit22 207

Text A Current Atttudes toward Physical Fitness? 207

Text B People and Colrs 211

Unit23 215

Text A Non-verbal Communication 215

Text B Body Talk 219

Unit24 224

Text A Saving the Rainforests for Future Generations? 224

Text B Life on the Tundra 229

Unit25 232

Text A American Men Don't Cry 232

Text B Stop Worrying Now? 235