21世纪大学英语单元测试与学习 4PDF电子书下载

Test One(Unit One) 1

Test Two(Unit Two) 18

Test Three(Unit Three) 35

Test Four(Unit Four) 52

Test Five(Unit Five) 68

Test Six(Unit Six) 84

Test Seven(Unit Seven) 100

Test Eingt(Unit Eight) 117

Test Nine(Unit Nine) 133

Test Ten(Unit Ten) 150

Tapescripts for Listening Comprehension 166

Key to Test One 205

Key to Test Two 208

Key to Test Three 211

Key to Test Four 214

Key to Test Five 217

Key to Test Six 220

Key to Test Seven 223

Key to Test Eight 226

Key to Test Nine 229

Key to Test Ten 232

Answer Sheet(Sample) 235