大学英语 听PDF电子书下载

Part 1 1

Unit 1 3

Unit 2 10

Unit 3 18

Unit 4 26

Unit 5 33

Unit 6 41

Unit 7 49

Unit 8 56

Unit 9 63

Unit 10 71

Part 2 79

Unit 11 81

Unit 12 88

Unit 13 95

Unit 14 104

Unit 15 112

Unit 16 120

Unit 17 128

Unit 18 136

Unit 19 144

Unit 20 153

Part 3 161

Unit 21 163

Unit 22 171

Unit 23 179

Unit 24 187

Unit 25 194

Unit 26 202

Unit 27 210

Unit 28 218

Unit 29 226

Unit 30 233

Part 4 241

Unit 31 243

Unit 32 251

Unit 33 259

Unit 34 267

Unit 35 275

Unit 36 283

Unit 37 290

Unit 38 298

Unit 39 306

Unit 40 314

Tests 321

Test 1 323

Test 2 328

Test 3 333

Test 4 337

Test 5 342

Test 6 345

Test 7 348

Test 8 351