Unit 1 How to Describe Yourself 1
Unit 2 College Life 14
Unit 3 Hobbies and Interests 29
Unit 4 Weather and Climate 43
Unit 5 Entertainment 58
Unit 6 Friendship 73
Unit 7 Environmental Protection 87
Unit 8 Generation Gap 100
Unit 9 Characters 112
Unit 10 Public Health 127
Unit 11 Money and Life 141
Unit 12 Morals 154