Unit One Big Bucks the Easy Way 轻轻松松赚大钱 1
Words and Expressions 1
Notes to the Text 4
Brief Explanations 8
Writing Guidance 10
Supplementary Exercises 12
Unit Two Deer and the Energy Cycle 鹿和能量循环 18
Words and Expressions 18
Notes to the Text 20
Brief Explanations 23
Writing Guidance 26
Supplementary Exercises 27
Simulated College English Test 1(Band 4) 33
Unit Three Why Do We Believe That the Earth Is Round 我们为什么相信地球是圆的 44
Words and Expressions 44
Notes to the Text 46
Brief Explanations 49
Writing Guidance 52
Supplementary Exercises 53
Unit Four Jim Thorpe 吉姆·索普 59
Words and Expressions 59
Notes to the Text 62
Brief Explanations 66
Writing Guidance 68
Supplementary Exercises 69
Simulated College English Test 2(Band 4) 75
Unit Five To Lie or Not to Lie—The Doctor's Dilemma 撒谎还是不撒谎——医生的难题 87
Words and Expressions 87
Notes to the Text 92
Brief Explanations 95
Writing Guidance 97
Supplementary Exercises 98
Words and Expressions 105
Unit Six How to Mark a Book 怎样在书上做记号 105
Notes to the Text 109
Brief Explanations 112
Writing Guidance 115
Supplementary Exercises 115
Simulated College English Test 3(Band 4) 123
Unit Seven The Luncheon 午餐 134
Words and Expressions 134
Notes to the Text 138
Brief Explanations 140
Writing Guidance 142
Supplementary Exercises 143
Unit Eight The New Caves 新洞穴 150
Words and Expressions 150
Notes to the Text 152
Brief Explanations 155
Writing Guidance 157
Supplementary Exercises 158
Simulated College English Test 4(Band 4) 166
Unit Nine Journey West 西行记事 177
Words and Expressions 177
Notes to the Text 180
Brief Explanations 182
Writing Guidance 184
Supplementary Exercises 186
Words and Expressions 193
Unit Ten Why People Work 人为什么工作 193
Notes to the Text 196
Brief Explanations 199
Writing Guidance 201
Supplementary Exercises 203
Simulated College English Test 5(Band 4) 210
Key to Supplementary Exercises 222
Key to Tests 230
附：听力部分的文字材料 234