大学英语听力进阶3-4PDF电子书下载

Band Three 1

Unit One 1

Unit Two 10

Unit Three 19

Unit Four 28

Unit Five 37

Unit Six 46

U nit Seven 55

Unit Eight 64

Unit Nine 73

Unit Ten 82

Band Four 91

Unit One 91

Unit Two 101

Unit Three 111

Unit Four 120

U nit Five 129

Unit Six 138

Unit Seven 148

Unit Eight 157

Unit Nine 166

Unit Ten 175

Script for Listening （Band Three） 184

Script for Listening （Band Four） 268

Key to Listening （Band Three） 361

Key to Listening（Band Four） 379