21世纪大学英语单元测试与学习 3PDF电子书下载

Test One(Unit One) 1

Test Two (Unit Two) 23

Test Three(Unit Three) 43

Test Four(Unit Four) 62

Test Five(Unit Five) 81

Test Six(Unit Six) 101

Test Seven(Unit Seven) 121

Test Eight(Unit Eight) 142

Test Nine(Unit Nine) 163

Test Ten(Unit Ten) 188

Tapescripts for Listening Comprehension 214

Key to Test One 254

Key to Test Two 257

Key to Test Three 260

Key to Test Four 263

Key to Test Five 266

Key to Test Six 268

Key to Test Seven 271

Key to Test Eight 274

Key to Test Nine 276

Key to Test Ten 279

Answer Sheet（Sample 1--3） 282