21世纪大学英语练习册 3PDF电子书下载

Unit 1 1

Part Ⅰ Exercises for Text A 1

Part Ⅱ Exercises for Text B 5

Part Ⅲ Reading Comprehension 8

Part Ⅳ Listening Comprehension 12

Unit 2 16

Part Ⅰ Exercises for Text A 16

Part Ⅱ Exercises for Text B 20

Part Ⅲ Reading Comprehension 23

Part Ⅳ Listening Comprehension 27

Unit 3 31

Part Ⅰ Exercises for Text A 31

Part Ⅱ Exercises for Text B 35

Part Ⅲ Reading Comprehension 39

Part Ⅳ Listening Comprehension 43

Unit 4 47

Part Ⅰ Exercises for Text A 47

Part Ⅱ Exercises for Text B 50

Part Ⅲ Reading Comprehension 54

Part Ⅳ Listening Comprehension 58

Unit 5 62

Part Ⅰ Exercises for Text A 62

Part Ⅱ Exercises for Text B 66

Part Ⅲ Reading Comprehension 70

Part Ⅳ Listening Comprehension 74

Unit 6 78

Part Ⅰ Exercises for Text A 78

Part Ⅱ Exercises for Text B 82

Part Ⅲ Reading Comprehension 86

Part Ⅳ Listening Comprehension 89

Unit 7 94

Part Ⅰ Exercises for Text A 94

Part Ⅱ Exercises for Text B 97

Part Ⅲ Reading Comprehension 101

Part Ⅳ Listening Comprehension 105

Unit 8 110

Part Ⅰ ExercisesforTextA 110

Part Ⅱ ExercisesforText B 113

Part Ⅲ Reading Comprehension 117

Part Ⅳ Listening Comprehension 120

Key to Exercises 125

Appendix 150

Rate Graph 150

Comprehension Graph 151