Unit One 1
1．"Why Do You Love Me?" 1
Reading Comprehension 5
Context Clue 6
Topic for Writing 6
2．Dad 7
Reading Comprehension 10
Context Clue 10
Questions for Discussion 11
3．Mother's Day 12
Reading Comprehension 14
Context Clue 15
Questions for Discussion 15
Word Quiz 15
Unit Two 17
1．The British Through My Eyes 17
Reading Comprehension 20
Context Clue 21
Questions for Discussion 21
2．Accept or Reject Foreigners? 22
Reading Comprehension 24
Context Clue 25
Topic for Writing 26
3．The Americas 27
Reading Comprehension 30
Context Clue 30
Questions for Discussion 31
Word Quiz 31
Unit Three 33
1．Columbia University 33
Reading Comprehension 37
Context Clue 38
Topic for Writing 39
2．The Flying Colors of Graduation 40
Reading Comprehension 43
Context Clue 44
Questions for Discussion 45
3．Synchronous and Asynchronous Communication Tools in Distance Education 46
Reading Comprehension 48
Context Clue 49
Questions for Discussion 49
Word Quiz 49
Unit Four 51
1．Government Is Liable to Make People's Dream of Cars Come True 51
Reading Comprehension 55
Context Clue 56
Questions for Discussion 57
2．Worried Drivers 58
Reading Comprehension 60
Context Clue 61
Topic for Writing 61
3．Magabucks for Nanotech 62
Reading Comprehension 64
Context Clue 65
Questions for Discussion 66
Word Quiz 66
Unit Five 68
1．Target Your Mind 68
Reading Comprehension 72
Context Clue 73
Questions for Discussion 74
2．Ways to Destress Your Home Life 75
Reading Comprehension 78
Context Clue 79
Topic for Writing 79
3．The Golden Years 81
Reading Comprehension 83
Context Clue 83
Questions for Discussion 84
Word Quiz 84
Unit Six 86
1．Do You Have a"Green Thumb"for Mairiage 86
Reading Comprehension 91
Context Clue 92
Questions for Discussion 93
2．No Chores,Please;I've just Retired 94
Reading Comprehension 97
Context Clue 98
Topic for Writing 98
3．Younger Woman/Older Man 99
Reading Comprehension 101
Context Clue 102
Questions for Discussion 102
Word Quiz 103
Unit Seven 105
1．The Science of Cloning（Ⅰ） 105
Reading Comprehension 109
Context Clue 110
Topic for Writing 111
2．The Science of Cloning（Ⅱ） 112
Reading Comprehension 116
Context Clue 117
Questions for Discussion 117
3．What Does the Draft Human Sequence Tell Us? 118
Reading Comprehension 121
Context Clue 122
Questions for Discussion 122
Word Quiz 122
Unit Eight 124
1．The Proof Is on the Plate 124
Reading Comprehension 127
Context Clue 128
Questions for Discussion 129
2．A Million Is Nice,but a Life Counts More 130
Reading Comprehension 132
Context Clue 133
Topic for Writing 134
3．It Seems Everyone Has It 135
Reading Comprehension 137
Context Clue 138
Questions for Discussion 139
Word Quiz 139
Unit Nine 141
1．Learning to Teach,Teaching to Learn 141
Reading Comprehension 146
Context Clue 147
Topic for Writing 147
2．The Virtual College 148
Reading Comprehension 150
Context Clue 151
Questions for Discussion 152
3．The Challenges of Striving to Measure Academic Excellence 153
Reading Comprehension 155
Context Clue 156
Questions for Discussion 157
Word Quiz 157
Unit Ten 159
1．Making Your Money Last as Long as You Do 159
Reading Comprehension 163
Context Clue 164
Questions for Discussion 165
2．Philips Seizes All the Advantages 166
Reading Comprehension 168
Context Clue 169
Topic for Writing 170
3．Development Tendency of China's Special Economic Zones 171
Reading Comprehension 174
Context Clue 175
Questions for Discussion 175
Word Quiz 176
Unit Eleven 178
1．How to Write a Personal Letter 178
Reading Comprehension 182
Context Clue 183
Topic for Writing 183
2．How to Write a Winning Résumé 184
Reading Comprehension 186
Context Clue 187
Questions for Discussion 187
3．How to Win in an Interview 188
Reading Comprehension 190
Context Clue 191
Questions for Discussion 192
Word Quiz 192
Unit Twelve 194
1．The Musical Mind 194
Reading Comprehension 198
Context Clue 198
Questions for Discussion 199
2．The Jeaning of America—and the World 200
Reading Comprehension 204
Context Clue 205
Questions for Discussion 205
3．Talk to a Friend,Save a Life 206
Reading Comprehension 208
Context Clue 209
Questions for Discussion 209
Word Quiz 209
Unit Thirteen 211
1．China's Railways Adopting Significant Reforms 211
Reading Comprehension 216
Context Clue 216
Questions for Discussion 217
2．Troubled Waters 218
Reading Comprehension 221
Context Clue 222
Topic for Writing 222
3．Garden Cites Hit the Heights 224
Reading Comprehension 227
Context Clue 228
Questions for Discussion 228
Word Quiz 228
Unit Fourteen 230
1．Choosing Mates—The American Way 230
Reading Comprehension 235
Context Clue 236
Questions for Discussion 237
2．Success In Marriage 238
Reading Comprehension 241
Context Clue 243
Topic for Writing 243
3．Marriage:Reconcilable Differences 244
Reading Comprehension 248
Context Clue 249
Questions for Discussion 250
Word Quiz 250
Unit Fifteen 252
1．History of Space Exploration 252
Reading Comprehension 256
Context Clue 257
Questions for Discussion 257
2．Spacce-age Materials 258
Reading Comprehension 261
Context Clue 262
Topic for Writing 263
3．Space Rockets 266
Reading Comprehension 267
Contest Clue 268
Questions for Discussion 269
Word Quiz 269
Unit Sixteen 271
1．One World,One Economy? 271
Reading Comprehension 275
Context Clue 276
Topic for Writing 276
2．Wheels of Fortune 277
Reading Comprehension 279
Context Clue 280
Questions for Discussion 280
3．Increasing Competition in China's Car Manufacturing 281
Reading Comprehension 284
Context Clue 285
Topic for Writing 285
Word Quiz 285
Unit Seventeen 288
1．The Science of Laughs 288
Reading Comprehension 292
Context Clue 292
Questions for Discussion 293
2．Telling a Good Joke is Serious Business 294
Reading Comprehension 297
Context Clue 297
Questions for Discussion 298
3．Overload:More Time is Less Time 299
Reading Comprehension 302
Context Clue 302
Topic for Writing 303
Word Quiz 303
Unit Eighteen 305
1．Living in Two Worlds 305
Reading Comprehension 309
Context Clue 309
Topic for Writing 310
2．I,Too,Am a Good Parent:Dads Should Not Be Discriminated Against 311
Reading Comprehension 314
Context Clue 315
Questions for Discussion 316
3．Too Young for Rights? 317
Reading Comprehension 320
Context Clue 320
Questions for Discussion 321
Word Quiz 321
English Corner 325
Test One 327
Test Two 333
Test Three 339
Test Four 347
Test Five 353
Keys to Each Unit 360
Keys to Test One～Five 370