21世纪大学英语练习册 第2册 第2版PDF电子书下载

Part Ⅰ Exercises for Text A 1

Unit 1 1

Part Ⅱ Exercises for Text B 5

Part Ⅲ Fast Reading 9

Unit 2 13

Part Ⅰ Exercises for Text A 13

Part Ⅱ Exercises for Text B 18

Part Ⅲ Fast Reading 22

Part Ⅰ Exercises for Text A 25

Unit 3 25

Part Ⅱ Exercises for Text B 29

Part Ⅲ Fast Reading 33

Unit 4 37

Part Ⅰ Exercises for Text A 37

Part Ⅱ Exercises for Text B 41

Part Ⅲ Fast Reading 45

Part Ⅰ Exercises for Text A 48

Unit 5 48

Part Ⅱ Exercises for Text B 53

Part Ⅲ Fast Reading 56

Unit 6 59

Part Ⅰ Exercises for Text A 59

Part Ⅱ Exercises for Text B 63

Part Ⅲ Fast Reading 67

Unit 7 70

Part Ⅰ Exercises for Text A 70

Part Ⅱ Exercises for Text B 74

Part Ⅲ Fast Reading 78

Unit 8 82

Part Ⅰ Exercises for Text A 82

Part Ⅱ Exercises for Text B 86

Part Ⅲ Fast Reading 90

Part Ⅰ 95

Key to ExcercisesUnit 1 95

Part Ⅱ 96

Part Ⅲ 97

Unit 2 98

Part Ⅰ 98

Part Ⅱ 99

Part Ⅲ 100

Unit3 101

Part Ⅰ 101

Part Ⅱ 102

Part Ⅲ 103

Unit 4 104

Part Ⅰ 104

Part Ⅱ 105

Part Ⅲ 106

Part Ⅰ 107

Unit5 107

Part Ⅱ 108

Part Ⅲ 109

Unit 6 110

Part Ⅰ 110

Part Ⅱ 111

Part Ⅲ 112

Part Ⅰ 113

Unit7 113

Part Ⅱ 114

Part Ⅲ 115

Unit 8 116

Part Ⅰ 116

Part Ⅱ 117

Part Ⅲ 118

Rate Graph 119

Comprehension Graph 120