英语 1PDF电子书下载

Abbreviations and Symbols 1

Unit 1 1

Unit 2 17

Unit 3 32

Unit 4 48

Revision Exercises(Unit 1—Unit 4) 69

Unit 5 76

Unit 6 95

Unit 7 114

Unit 8 134

Revision Exercises(Unit 5一Unit 8) 156

Unit 9 163

Unit 10 183

Unit 11 202

Unit 12 221

Revision Exercises(Unit 9-Unit 12) 243

Appendix 1 Irregular Verbs 251

Appendix 2 Phrases and Expressions 254

Appendix 3 Vocabulary 260

Acknowledgements 318