Unit 1 SCHOOLS AND EDUCATION
学校与教育
Unit 2 WORK AND LIFE
工作与生活
Unit 3 TRAFFIC AND ACCIDENTS
交通与事故
Unit 4 HUMANITY AND ENVIRONMENT
人类与环境
Unit 5 SOCIAL PROBLEMS
社会问题
Unit 6 SCIENCE TECHNOLOGY AND PROGRESS
科技与进步
Unit 7 SANITATION AND HEALTH
卫生与健康
Unit 8 SPORTS
体育运动
Unit 9 CITIES AND COUNTRYSIDE
城市与乡村
Unit 10 CULTURE AND HISTORY
文化与历史
Unit 11 TRAVEL AND SIGHTSEEING
旅游与观光
Unit 12 ENTERTAINMENT AND MASS MEDIA
娱乐与大众传媒
Unit 13 BUSINESS AND NEGOTIATIONS
商务与谈判
Unit 14 TRADE AND INVESTMENT
贸易与投资
Unit 15 ECONOMY AND DEVELOPMENT
经济与发展
Unit 16 FOREIGN RELATIONS
对外关系