Bood 1 1
Unit 1 How to Improve You Study Habits 1
Unit 2 Sailing Round the World 10
Unit 3 The Present 14
Unit 4 Turning off TV:A Quiet Hour 16
Unit 5 A Miserabld,Happy Christmas 23
Unit 6 Sam Adams,Industrial Engineer 26
Unit 7 The Sampler 35
Unit 8 You Go Your Way,IN GoMine 42
Unit 9 The Brian 47
Unit 10 Going Home 52
Book 2 55
Unit 1 Is There Life on Earth? 55
Unit 2 The Dinner Party 67
Unit 3 Lessons from Jefferson 78
Unit 4 My First Job 91
Unit 5 The Professor and the Yo-Yo 107
Unit 6 The Making of a Surgeon 118
Unit 7 Ther's Only Lucd 130
Unit 8 Honesty:It Going out of Style? 134
Unit 9 What Is Intelligence,Anyway? 148
Unit 10 Profits of Praise 163
BooK 3 185
Unit 1 A Brush with the Law 185
Unit 2 The Woman Who Would Not Tell 199
Unit 3 Why I Teach 208
Unit 4 Lady Hermits Who Are Down But Not Out 216
Unit 5 The Day Mother Cried 226
Unit 6 A Day's Wait 230
Unit 7 The Sheher 240
Unit 8 Daydream a Little 256
Unit 9 The Death of Hitler 261
Unit 10 The Fantastic Spurt in Technoloyg 274
Book 4 287
Unit 1 Big Buck the Easy Wsy 287
Unit 2 Deer and the Energy Cycle 293
Unit 3 Why Do WeBelieve That the Earth Is Round? 298
Unit 4 Jim Thorpe 304
Unit 5 To Lie or Not to Lie-The Doctor'sDilemma 310
Unit 6 How to Mark a Bood 323
Unit 7 The Luncheon 334
Unit 8 The New Caves 341
Unit 9 Journey West 353
Unit 10 Why People Work 360
附录 词根总汇 367
主要参考书目 376