Unit 1 1
Text 1
Exercises 4
Reading Skills 6
Simulated Test 7
Writing 12
Key to Exercises 17
Key to Simulated Test 18
Unit 2 19
Text 19
Exercises 22
Reading Skills 25
Simulated Test 26
Writing 32
Key to Exercises 39
Key to Simulated Test 40
Key to Writing 40
Unit 3 42
Text 42
Exercises 46
Reading Skills 50
Simulated Test 51
Writing 56
Key to Exercises 62
Key to Simulated Test 63
Key to Writing 64
Unit 4 66
Text 66
Exercises 70
Reading Skills 72
Simulated Test 73
Writing 79
Key to Exercises 86
Key to Writing 87
Key to Simulated Test 87
Unit 5 89
Text 89
Exercises 93
Reading Skills 95
Simulated Test 96
Writing 101
Key to Exercises 106
Key to Simulated Test 107
Key to Writing 107
Text 109
Unit 6 109
Exercises 112
Reading Skills 115
Simulated Test 116
Writing 121
Key to Exercises 124
Key to Simulated Test 125
Key to Writing 126
Unit 7 127
Text 127
Exercises 131
Simulated Test 134
Reading Skills 134
Writing 140
Key to Exercises 143
Key to Simulated Test 144
Key to Writing 144
Unit 8 146
Text 146
Exercises 149
Reading Skills 152
Simulated Test 153
Writing 158
Key to Exercises 161
Key to Simulated Test 162
Key to Writing 163
Unit 9 164
Text 164
Exercises 166
Reading Skills 169
Simulated Test 169
Writing 175
Key to Exercises 180
Key to Simulated Test 181
Key to Writing 182
Unit 10 183
Text 183
Exercises 187
Reading Skills 189
Simulated Test 189
Writing 196
Key to Exercises 201
Key to Simulated Test 202
Key to Writing 202