Unit One 1
Vocabulary Exercises 1
Grammar Exercises 2
Comprehensive Practice 4
Unit Two 9
Vocabulary Exercises 9
Grammar Exercises 10
Comprehensive Practice 11
Unit Three 16
Vocabulary Exercises 16
Grammar Exercises 17
Comprehensive Practice 18
Unit Four 23
Vocabulary Exercises 23
Grammar Exercises 24
Comprehensive Practice 25
Unit Five 30
Vocabulary Exercises 30
Grammar Exercises 31
Comprehensive Practice 33
Unit Six 37
Vocabulary Exercises 37
Grammar Exercises 38
Comprehensive Practice 39
Unit Seven 44
Vocabulary Exercises 44
Grammar Exercises 45
Comprehensive Practice 46
Unit Eight(Revision) 52
Test A 52
Test B 58
Unit Nine 64
Vocabulary Exercises 64
Grammar Exercises 65
Comprehensive Practice 66
Unit Ten 72
Vocabulary Exercises 72
Grammar Exercises 73
Comprehensive Practice 74
Unit Eleven 79
Vocabulary Exercises 79
Grammar Exercises 80
Comprehensive Practice 81
Unit Twelve 86
Vocabulary Exercises 86
Grammar Exercises 87
Comprehensive Practice 88
Unit Thirteen 94
Vocabulary Exercises 94
Grammar Exercises 95
Comprehensive Practice 96
Unit Fourteen 101
Vocabulary Exercises 101
Grammar Exercises 102
Comprehensive Practice 104
Unit Fifteen 109
Vocabulary Exercises 109
Grammar Exercises 110
Comprehensive Practice 111
Unit Sixteen(Revision) 117
Test A 117
Test B 124