Unit 1 How to Be a Successful Language Learner? 1
Unit 2 Taxes,Taxes,and More Taxes 8
Unit 3 The Atlantic Ocean 15
Unit 4 Improving Your Memory 22
Unit 5 Fallacies about Food 28
Unit 6 Diamonds 35
Unit 7 Families 42
Unit 8 Telecommunication via Satellite 49
Unit 9 Learned Words and Popular Words 56
Unit 10 Scientific Attitudes 62
Unit 11 The Great American Garage Sale 68
Unit 12 How Dictionaries Are Made 74
Unit 13 Insurance 81
Unit 14 The Importance of Being Kind and Polite 87
Unit 15 How TV Violence Affects Kids 94
Unit 16 Heart Disease：Treat or Prevent? 101
Unit 17 Panic and Its Effects 108
Unit 18 Why Are Maps Drawn with North at the Top? 115
Unit 19 Animals at Risk：Who Cares? 122
Unit 20 You Can't Do It Because It Hurts Nobody 128
Unit 21 The Language of Uncertainty 135
Unit 22 Current Attitudes toward Physical Fitness 142
Unit 23 Non-verbal Communication 149
Unit 24 Saving the Rainforests for Future Generations 156
Unit 25 American Men Don't Cry 163
Appendix Key to Exercises 170