Unit 1 The Summer holodays 1
Unit 2 In the lab 14
Unit 3 American English 27
Unit 4 Travel 40
Unit 5 Why do you do that? 55
Unit 6 A new factory 66
Unit 7 Earthquakes 77
Unit 8 Mainly revision 88
Unit 9 Computers 103
Unit 10 Sports 115
Unit 11 Country music 128
unit 12 English programmes 141
Unit 13 Abraham Lincoln 153
Unit 14 Mainly revision 165
Unit 15 Healthy eating 177
Unit 16 Fire 191
Unit 17 Nature 203
Unit 18 The necklace 216
Unit 19 Jobs 228
Unit 20 Mainly revision 241
Unit 21 Karl Marx 253
Unit 22 Britain and Ireland 266
Unit 23 Rescuing the temple 277
Unit 24 The science of farming 288
Unit 25 At the conference 300
Unit 26 Mainly revision 312