ContentsIntroduct ionTable of UnitsUnit 1 1
Unit 2 23
Unit 3 44
Unit 4 66
Revision Exercises(Unit 1—Unit 4) 90
Unit 5 97
Unit 6 118
Unit 7 138
Unit 8 160
Revision Exercises(Unit 5—Unit 8) 181
Unit 9 187
Unit 10 211
Unit 11 235
Unit 12 257
Revision Exercises(Unit 9—Unit 12) 279
Appendix 1 Irregular Verbs 287
Appendix 2 Phrases and Expressions 288
Appendix 3 Vocabulary 296
Appendix 4 Proper Names 329
Acknowledgements 331