Lesson One A Good Way to Make Friends 1
Lesson Two Valentine's Day 11
Lesson Three High Platform Shoes 21
Lesson Four The Easy Way to Learn English 29
Lesson Five Population Movement 37
Lesson Six Reading the Right Books 44
Lesson Seven Technical Advances and Social Problems 55
Lesson Eight Let Children Learn by Themselves 65
Lesson Nine Working Body 72
Lesson Ten Population Control 80
Lesson Eleven Smoking and Health 89
Lesson Twelve The 5R Policy 97
Lesson Thirteen Cherish Your Life 105
Lesson Fourteen Women's Roles 113
Lesson Fifteen Chatrooms 122
Lesson Sixteen Advertisements 132
Lesson Seventeen The First Internet Worm—Morris Worm 141
Lesson Eighteen Zhèng Hé and Columbus 150
Lesson Nineteen How Light Travels 158
Lesson Twenty Alexander Bell's Greatest Invention 169
附录1 语法结构总表 179
附录2 特殊难点总表 181
附录3 词汇总表 184