Unit 1
1．The summer holidays 1
2．In the lab 12
3．American English 23
4．Travel 34
5．Why do you do that 44
6．A new factory 55
7．Earthquakes 65
8．Mainly revision 75
9．Computers 86
10．Sports 96
11．Country music 105
12．English programmes 117
13．Abraham Lincoln 127
14．Mainly revision 138
上册综合测试题 148
15．Healthy eating 161
16．Fire 172
17．Nature 183
18．Necklace 194
19．Jobs 204
20．Mainly revision 215
21．Karl Marx 225
22．Britain and Ireland 236
23．Rescuing the temple 246
24．The science of farming 256
25．At the conference 265
26．Mainly revision 276
下册综合测试题 285
参考答案 298