目录 1
Unit 1 The summer holidays 1
Unit 2 In the lab 15
Unit 3 American English 31
Unit 4 Travel 46
Unit 5 Why do you do that? 58
Unit 6 A new car factory 69
Unit 7 Earthquakes 81
Unit 8 Mainly revision 93
Unit 9 Computers 106
Unit 10 Sport 119
Unit 11 Country music 128
Unit 12 English programmes 139
Unit 13 Abraham Lincoln 149
Unit 14 Mainly revision 161