最新大学英语同步达标 第4册PDF电子书下载

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