OG12-118 求语法点解释

zhangx32

The World Wild 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,


为什么我觉得正确答案中有 IS caused by 很奇怪。。。这样一个句子不就有不止一个动词了么？求高人指点！

germain

wangyayun717 发表于 2011-8-27 06:11
这个句子的结构是a phenomenon（ that most scientists agree）is caused by human beings' burning of fos ...

同意！               

wangyayun717

这个句子的结构是a phenomenon（ that most scientists agree）is caused by human beings' burning of fossil fuels 括弧里修饰的是a phenomenon的吧。 这整句话是做global warming的同位语 供参考