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标题: 大家作一语法题 [打印本页]

作者: tongxun    时间: 2002-7-6 17:29     标题: 大家作一语法题

Although it is conceivable that certain electronic devices implanted in the brain may someday correct blindness caused by nerve damage, there is now no clear evidence * of their ability to do it*
A\
B\ of their doing so
C\ that they can do so
D\ that they may one day be able to do so
E\ to do so
----------------
try to find the best answer, although it maybe easy to you.
作者: tongxun    时间: 2002-7-6 21:23

答案:C。E的错误在于:DO的执行者似乎是evidence。
作者: sunny    时间: 2002-7-6 21:38

C的主语应该是they,充当evidence 的同位语从句,对否?
作者: tongxun    时间: 2002-7-6 21:44

不不不!they=devices 。




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