Unit 1 1
Comprehensive Course 1
Text A 1
Text B 5
Skills 8
Key to the Exercises 11
参考译文 19
Extensive Course 21
Notes 21
Key to the Exercises 23
Unit 2 24
Comprehensive Course 24
Text A 24
Text B 30
Skills 34
Key to the Exercises 35
参考译文 43
Extensive Course 45
Notes 45
Key to the Exercises 46
Unit 3 48
Comprehensive Course 48
Text A 48
Text B 55
Skills 59
Key to the Exercises 61
参考译文 69
Extensive Course 71
Notes 71
Key to the Exercises 72
Unit 4 74
Comprehensive Course 74
Text A 74
Text B 79
Skills 83
Key to the Exercises 86
参考译文 94
Extensive Course 96
Notes 96
Key to the Exercises 97
Unit 5 98
Comprehensive Course 98
Text A 98
Text B 102
Skills 105
Key to the Exercises 107
参考译文 116
Extensive Course 117
Notes 117
Key to the Exercises 119
Unit 6 120
Comprehensive Course 120
Text A 120
Text B 125
Skills 129
Key to the Exercises 131
参考译文 140
Extensive Course 141
Notes 141
Key to the Exercises 142
Unit 7 143
Comprehensive Course 143
Text A 143
Text B 149
Skills 152
Key to the Exercises 154
参考译文 162
Extensive Course 164
Notes 164
Key to the Exercises 165
Unit 8 166
Comprehensive Course 166
Text A 166
Text B 174
Skills 178
Key to the Exercises 180
参考译文 187
Extensive Course 189
Notes 189
Key to the Exercises 190
Unit 9 191
Comprehensive Course 191
Text A 191
Text B 197
Skills 200
Key to the Exercises 201
参考译文 210
Extensive Course 212
Notes 212
Key to the Exercises 213
Unit 10 214
Comprehensive Course 214
Text A 214
Text B 220
Skills 225
Key to the Exercises 227
参考译文 235
Extensive Course 237
Notes 237
Key to the Exercises 238