Part 1 A better self, a better world Unit 1 College life Unit 2 Lifelong learning Unit 3 An ideal place to live Unit 4 Man and the environment Part 2 Leisure time Unit 5 Hobbies Unit 6 Tourism Unit 7 Sports and fitness Unit 8 Happiness Part 3 People and society Unit 9 Friendship Unit 10 Love and marriage Unit 11 Gender equality Unit 12 Aging Unit 13 Manners and customs Part 4 Destined for success Unit 14 Famous people Unit 15 Science and technology Unit 16 Proverbs and idioms Unit 17 The media Unit 18 Making a speech Unit 19 Time management Unit 20 Being a star at work