标题: GWD1-Q19 [打印本页] 作者: bbfcsak 时间: 2011-5-24 05:12 标题: GWD1-Q19 GWD1-Q19: Recently physicianshave determined that stomach ulcers are not caused by stress, alcohol, orrich foods, but a bacterium that dwells in the mucous lining of thestomach.
A. notcaused by stress, alcohol, or rich foods, but B. notcaused by stress, alcohol, or rich foods, but are by C. causednot by stress, alcohol, or rich foods, but by D. causednot by stress, alcohol, and rich foods, but E. causednot by stress, alcohol, and rich foods, but are by
I choose B, it's weird that "caused not".... I think it should be " are not caused".
at the same time "are by" is good to compare to " are caused"... The answer is C... 作者: termaze 时间: 2011-5-24 08:07
not by...but by平行结构啊 如果选B，至少应该是not caused by...but caused by, 而不应该是but are by作者: 我有我的小梦想 时间: 2011-6-6 14:39
这个平行不是are by和are cause，而是not by...but by... LZ找对平行的对象应该就没有问题啦~