Unit 1 "A Cry for Nature Conservation" 1
Unit 2 "A Good Neighbors" 7
Unit 3 "The Art of Relaxation" 13
Unit 4 "Changes of Family Patterns in China" 18
Unit 5 "Importance of Healthy Choices" 24
Unit 6 "Should I Buy a Private Car?" 30
Unit 7 "It is Never too Old to Learn" 35
Unit 8 "The Empire of the English Language" 41
Unit 9 "The Truth about Genetically Modified Food" 47
Unit 10 "Conquest of Space" 53
Unit 11 "It Pays to Give the Elderly Love" 58
Unit 12 "What will be in a Virtual Society" 68
Unit 13 "The Problem of Piracy" 69
Unit 14 "Return to the Nest" 75
Unit 15 Review(1) 80
Unit 16 "The Problem of Overweight" 85
Unit 17 "Flight or Fight" 91
Unit 18 "Computer Criminals" 97
Unit 19 "The Population Problem" 103
Unit 20 "The World's Love for Peace" 108
Unit 21 "The Role of Perseverance" 114
Unit 22 "If I were the Interviewer" 119
Unit 23 "Give and then Ask" 125
Unit 24 "Importance of Innovation" 131
Unit 25 "The Role of Teamwork" 135
Unit 26 "The Craze for Lottery" 140
Unit 27 "Can Success be Measured in terms of Money?" 144
Unit 28 "Consumer Rights" 148
Unit 29 "Two Educational Patterns" 152
Unit 30 Review(2) 156