Unit 1 Communication 1
Unit 2 Diet 11
Unit 3 Campus 20
Unit 4 Accommodation 33
Unit 5 Climate 45
Unit 6 Jobs 58
Unit 7 Family 73
Unit 8 Social media 86
Unit 9 Sports 100
Unit 10 Traveling 113
Unit 11 City 126
Unit 12 Transportation 140
Unit 13 Animals 155
Unit 14 History 168
Unit 15 Technology 180
Unit 16 Globalisation 191
Appendix Ⅰ：Listening script 203
Appendix Ⅱ：Solutions 226
Index 281
References 296