Unit 1 The summer holidays 1
Unit 2 In the lab 13
Unit 3 American English 26
Unit 4 Travel 39
Unit 5 Why do you do that？ 52
Unit 6 A new factory 64
Unit 7 Enjoy your meals！ 76
Unit 8 Mainly revision 89
期中测试题 90
Unit 9 Computers 101
Unit 10 Sport 114
Unit 11 Country music 126
Unit 12 English programmes 139
Unit 13 I need your advice 151
Unit 14 Abraham Lincoln 163
Unit 15 Healthy eating 175
Unit 16 Mainly revision 189
期末测试题 203
Unit 17 Fire！ 216
Unit 18 Nature 230
Unit 19 The necklace 243
Unit 20 Jobs 256
Unit 21 Karl Marx 270
Unit 22 Britain and Ireland 283
Unit 23 Mainly revision 297
期中测试题 298
Unit 24 Rescuing the temple 313
Unit 25 The science of farming 328
Unit 26 At the conference 344
Unit 27 Disneyland 358
Unit 28 No smoking，please 372
Unit 29 Body language 387
Unit 30 Mainly revision 403
期末测试题 404