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- 共用题干 第一篇A New Cause of SufferingA conference on obesity（肥胖症）was recently held in Vienna. Two thousa...
- 共用题干 Promising Resnlts from Cancer StudyA new experimental vaccine（疫苗）has shown promising results i...
- 共用题干 第二篇Crystal EarOne day a friend asked my wife Jill if I wanted a hearing aid.He certainly does,...
- 共用题干 Going on a DietA typical person needs about 1,800 calories per day to stay alive. These calori...
- 共用题干 Talking to Kids about SARS（非典）School age children may be learning about SARS from adults and t...
- 共用题干 Rise in Number of Cancer SurvivorsCancer is the second leading cause of death in the United St...
- 共用题干 Understanding Autism1 Autism（孤独症）is a life-long developmental disability that prevents individ...
- 共用题干 Canadian Parents Win Legal Battle against HomeworkUsually it is the children,not the parents,w...