Unit 1 1
Comprehensive Course 1
Text A 1
Text B 8
Skills 13
Key to the Exercises 15
参考译文 25
Extensive Course 27
Notes 27
Key to the Exercises 28
Unit 2 30
Comprehensive Course 30
Text A 30
Text B 35
Skills 40
Key to the Exercises 42
参考译文 51
Extensive Course 53
Notes 53
Keytothe Exercises 54
Unit 3 55
Comprehensive Course 55
Text A 55
Text B 61
Skills 65
Key to the Exercises 66
参考译文 75
Extensive Course 76
Notes 76
Keytothe Exercises 77
Unit 4 78
Comprehensive Course 78
Text A 78
Text B 85
Skills 90
Key to the Exercises 92
参考译文 100
Extensive Course 102
Notes 102
Key to the Exercises 103
Unit 5 105
Comprehensive Course 105
Text A 105
Text B 112
Skills 118
Key to the Exercises 120
参考译文 128
Extensive Course 130
Notes 130
Key to the Exercises 132
Unit 6 133
Comprehensive Course 133
Text A 133
Text B 138
Skills 142
Key to the Exercises 144
参考译文 153
Extensive Course 154
Notes 154
Keytothe Exercises 155
Unit 7 156
Comprehensive Course 156
Text A 156
Text B 161
Skills 165
Key to the Exercises 168
参考译文 176
Extensive Course 179
Notes 179
Key to the Exercises 180
Unit 8 181
Comprehensive Course 181
Text A 181
Text B 187
Skills 191
Key to the Exercises 193
参考译文 200
Extensive Course 202
Notes 202
Key to the Exercises 203
Unit 9 204
Comprehensive Course 204
Text A 204
Text B 209
Skills 215
Key to the Exercises 217
参考译文 224
Extensive Course 227
Notes 227
Key to the Exercises 227
Unit 10 229
Comprehensive Course 229
Text A 229
Text B 235
Skills 241
Key to the Exercises 243
参考译文 250
Extensive Course 252
Notes 252
Keytothe Exercises 253