精选优质文档-倾情为你奉上本篇包括人卫第四版Unit 3B，Unit4A，5A，8A，10A，12AB，13A等七篇课文Unit 3 Text B The Other Side of Antibiotics抗生素的另一面Antibiotics have eliminated or controlled so many infectious diseases that virtually everyone has benefited from their use at one time or another. Even without such personal experience, however, one would have to be isolated indeed to be unaware of the virtues, real and speculative, of these “miracle” drugs1. The American press, radio, and television have done a good job of r
