83. Any medical test will sometimes fail to detect a condition when it
is present and indicate that there is one when it is not.
(A) a condition when it is present and indicate that there is one
(B) when a condition is present and indicate that there is one
(C) a condition when it is present and indicate that it is present
(D) when a condition is present and indicate its presence(C)
(E) the presence of a condition when it is there and indicate its presence
答案是C
这道题看了前人解释,越看越糊涂啊?
看NN总结说,从句的it做主语时优先指代主句主语,可是这里it为什么就近指代condition呢?
请指教!
优先指代主语不等与不能指代宾语啊?
这道题首先你排除AB 因为there be
你看看 CDE都是it 指代condition.所以你想it不指代condition也不行啊~
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