Unit1 The summer holidays 1
Unit2 In the lab 14
Unit3 American English 25
Unit4 Travel 38
Unit5 Why do you do that? 51
Unit6 A new factory 64
Unit7 Earthquakes 78
高一（上）期中测试题 91
Unit8 Mainly revision 103
Unit9 Computers 115
Unit10 Sports 128
Unt11 Country music 141
Unit12 English programmes 155
Unit13 Abraham Lincoln 168
Unit14 Mainly revision 182
高一（上）期末测试题 197
Unit15 Healthy eating 209
Unit16 Fire 220
Unit17 Nature 230
Unit18 The necklace 241
Unit19 Jobs 253
Unit20 Mainly revision 264
高一（下）期中测试题 274
Unit21 Karl Marx 286
Unit22 Britain and Ireland 299
Unit23 Rescuing the temple 310
Unit24 The science of farming 320
Unit25 At the conference 331
Unit26 Mainly revision 342
高一（下）期末测试题 351
参考答案 364