《大学英语自学教程》同步练习册 下PDF电子书下载

Unit One 1

Unit Two 12

Unit Three 23

Unit Four 34

Unit Five 46

Unit Six 58

Unit Seven 70

Unit Eight 82

Unit Nine 94

Unit Ten 105

Unit Eleven 116

Unit Twelve 128

Unit Thirteen 139

Unit Fourteen 151

Unit Fifteen 162

Practice Test 174

参考答案 186