Unit One Advertising Unit Two Modern Romance Unit Three Juvenile Evils Unit Four Population Control Unit Five Metropolitan Epidemics Unit Six The Troubled Earth Unit Seven The Generation Gap Unit Eight No Pains,No Gains Unit Nine One Country,Two Systems Unit Ten Part-time Jobs on Campus Unit Eleven Women in Modern Times Unit Twelve Job Hunting and Job Hopping Unit Fourteen Public Relations and Etiquette Unit Fifteen The Value of Life Unit Sixteen New Trends in Medicine Unit Seventeen Enjoying Yourself Unit Eighteen Higher,F(xiàn)aster,Stronger Unit Nineteen The Second Information Revolution Unit Twenty Beyond 2000