当代基础英语教程 上下 第2版 学习辅导PDF电子书下载

Unit 1 3

Lesson One 3

Lesson Two 3

Unit 2 3

Lesson One 3

Lesson Two 3

Unit 3 4

Lesson One 4

Lesson Two 6

Unit 4 8

Lesson One 8

Lesson Two 10

Unit 5 13

Lesson One 13

Lesson Two 15

Test One (Unit 1-5) 19

Keys to Test One 28

Script for Lestening Comprehension 31

Unit 6 33

Lesson One 33

Lesson Two 36

Unit 7 38

Lesson One 38

Lesson Two 40

Unit 8 43

Lesson One 43

Lesson Two 45

Unit 9 48

Lesson One 48

Lesson Two 50

Unit 10 54

Lesson One 54

Lesson Two 56

Unit 11 60

Lesson One 60

Lesson Two 63

Unit 12 66

Lesson One 66

Lesson Two 71

Test Two (Unit 6-12) 74

Keys to Test Two 85

Script for Listening Comprehension 88

General Revision 90

Supplementary Readings 94

Unit 1 101

Unit 2 106

Unit 3 113

Unit 4 119

Test One (Unit 1-4) 124

Keys to Test One 133

Script for Listening Comprehension 135

Unit 5 136

Unit 6 142

Unit 7 147

Unit 8 153

Test Two (Unit 5-8) 159

Keys to Test Two 169

Script for Listening Comprehencion 171

Unit 9 172

Unit 10 178

Unit 11 183

Unit 12 189

Test Three (Unit 9-12) 194

Keys to Test Three 203

Script for Listening Comprehension 205

Unit 13 206

Unit 14 211

Unit 15 216

Unit 16 222

Test Four (Unit 13-16) 228

Keys to Test Four 237

Script for Listening Comprehension 239