Unit 1 1
Text A What Is a Decision? 1
练习答案 9
Text B Secrets of Success at an Interview 10
练习答案 20
Unit 2 24
Text A Black Holes 24
练习答案 33
Text B Worlds within Worlds 35
练习答案 43
Unit 3 45
Text A Euthanasia:For and Against 45
练习答案 55
Text B Advantage Unfair 57
练习答案 68
Unit 4 71
Text A Slavery on Our Doorstep 71
练习答案 81
Text B Return of the Chain Gang 82
练习答案 91
Unit 5 93
Text A The New Music 93
练习答案 101
Text B Different Types of Composers 103
练习答案 113
Unit 6 116
Text A Improving Industrial Efficiency 116
练习答案 123
Text B Predicting Earthquakes 125
练习答案 134
Unit 7 135
Text A Leisure and Leadership 135
练习答案 145
Text B The Time Message 147
练习答案 156
Unit 8 158
Text A Jet Lag:Prevention and Cure 158
练习答案 169
Text B Controlling Your Concentration 171
练习答案 183
Unit 9 185
Text A Aging in European Countries 185
练习答案 194
Text B Children's Self-esteem 196
练习答案 209
Unit 10 212
Text A The Campaign for Election 212
练习答案 219
Text B The American Two-party System 221
练习答案 232
Unit 11 233
Text A Sacrifced to Science? 233
练习答案 241
Text B Let's Stop Keeping Pets 243
练习答案 257
Unit 12 260
Text A Let Your Mind Wander 260
练习答案 270
Text B To Sleep,Perchance to Dream 272
练习答案 282
Unit 13 285
Text A Work,Labor,and Play 285
练习答案 292
Text B The Workman's Compensation 293
练习答案 303
Unit 14 307
Text A The Teacher's Last Shocking Lesson 307
练习答案 314
Text B The Seeds of Wrath 315
练习答案 322
Unit 15 326
Text A The Computer ad the Poet 326
练习答案 334
Text B Changes to Come in U.S.Education 336
练习答案 343
Model Test One 347
参考答案 355
Model Test Two 361
参考答案 369