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- 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 第三篇More Than a Ride to SchoolThe National Education Association claims,The school bus is a mir...
- 共用题干 Tiny InvadersThe human body is truly amazing.It allows us to sense the world around us,to do w...
- 共用题干 Chimpanzees1 Chimpanzees（黑猩猩）will soon be extinct（灭绝）.If the present rate of hunting and habit...
- 共用题干 Understanding Autism1 Autism（孤独症）is a life-long developmental disability that prevents individ...
- 共用题干 Ants Have Big Impact on Environment as“Ecosystem Engineers”Research by the University of Exete...
- 共用题干 The Drink Your Body Needs Most1 Our bodies are estimated to be about 60% to 70% water.Blood is...
- Anderson left the table,remarking that he had some work to do.
- 共用题干 Rise in Number of Cancer SurvivorsCancer is the second leading cause of death in the United St...