《21世纪大学英语》补充练习册 第1册PDF电子书下载

Unit One 1

Part One Exercises for Vocabulary and Structure 1

Part Two Translation 7

Part Three Cloze 8

Part Four Reading Comprehension 10

Unit Two 13

Part One Exercises for Vocabulary and Structure 13

Part Two Translation 19

Part Three Cloze 20

Part Four Reading Comprehension 22

Unit Three 25

Part One Exercises for Vocabulary and Structure 25

Part Two Translation 31

Part Three Cloze 33

Part Four Reading Comprehension 34

Unit Four 38

Part One Exercises for Vocabulary and Structure 38

Part Two Translation 44

Part Three Cloze 45

Part Four Reading Comprehension 47

Unit Five 51

Part One Exercises for Vocabulary and Structure 51

Part Two Translation 57

Part Three Cloze 58

Part Four Reading Comprehension 60

Unit Six 64

Part One Exercises for Vocabulary and Structure 64

Part Two Translation 70

Part Three Cloze 72

Part Four Reading Comprehension 73

Unit Seven 77

Part One Exercises for Vocabulary and Structure 77

Part Two Translation 83

Part Three Cloze 85

Part Four Reading Comprehension 86

Unit Eight 90

Part One Exercises for Vocabulary and Structure 90

Part Two Translation 96

Part Three Cloze 98

Part Four Reading Comprehension 99

Unit Nine 103

Part One Exercises for Vocabulary and Structure 103

Part Two Translation 109

Part Three Cloze 110

Part Four Reading Comprehension 111

Unit Ten 115

Part One Exercises for Vocabulary and Structure 115

Part Two Translation 121

Part Three Cloze 122

Part Four Reading Comprehension 123

Key to Exercises 127

Unit One 127

Part One 127

Part Two 128

Part Three 129

Part Four 129

Unit Two 129

Part One 129

Part Two 131

Part Three 132

Part Four 132

Unit Three 132

Part One 132

Part Two 133

Part Three 135

Part Four 135

Unit Four 135

Part One 135

Part Two 137

Part Three 138

Part Four 138

Unit Five 138

Part One 138

Part Two 140

Part Three 141

Part Four 141

Unit Six 141

Part One 141

Part Two 142

Part Three 143

Part Four 144

Unit Seven 144

Part One 144

Part Two 145

Part Three 147

Part Four 147

Unit Eight 147

Part One 147

Part Two 148

Part Three 150

Part Four 150

Unit Nine 150

Part One 150

Part Two 151

Part Three 152

Part Four 153

Unit Ten 153

Part One 153

Part Two 154

Part Three 155

Part Four 155