大学英语四、六级考试听力训练教程PDF电子书下载

Unit One Talks and Conversations 1

Exercises 1

Key to the Exercises 12

Listening Comprehension 13

Unit Two Passages 35

Exercises 37

Key to the Exercises 106

Listening Comprehension 112

Unit Three Spot Dictations 176

Listening Comprehension 177

Key to the Spot Dictations 239

Model Test One 261

Model Test Two 273