Unit 1 How to Describe Yourself 1
Unit 2 College Life 16
Unit 3 Hobbies and Interests 32
Unit 4 Weather and Climate 48
Unit 5 Entertainment 63
Unit 6 Friendship 78
Unit 7 Environmental Protection 95
Unit 8 Generation Gap 111
Unit 9 Characters 127
Unit 10 Public Health 144
Unit 11 Money and Life 161
Unit 12 Morals 178