标题: 急求OG12-118的C选项讨论 [打印本页] 作者: kudoucliff 时间: 2010-10-28 21:30 标题: 急求OG12-118的C选项讨论 The World Wildlife Fund has declared that global warming, a phenomenon most scientists agree to be caused by human beings in burning fossil fuels, will create havoc among migratory birds by altering the environment in ways harmful to their habitats. (A) a phenomenon most scientists agree to be caused by human beings in burning fossil fuels, (B) a phenomenon most scientists agree that is caused by fossil fuels burned by human beings, (C) a phenomenon that most scientists agree is caused by human beings’ burning of fossil fuels, (D) which most scientists agree on as a phenomenon caused by human beings who burn fossil fuels, (E) which most scientists agree to be a phenomenon caused by fossil fuels burned by human beings,