Unit 1 Leisure 1
Unit 2 Advertisement 14
Unit 3 Economics 26
Unit 4 Fashion 38
Unit 5 Test Yourself 1 49
Unit 6 Sports 60
Unit 7 Family 72
Unit 8 History 84
Unit 9 Science and Technology 95
Unit 10 Test Yourself 2 106
Appendix Keys to Exercises(Units 1～10) 119