题目内容

I told Sally how to get there, but perhaps I ________ for her.

[  ]

A.had to write it out

B.must have written it out

C.should have written it out

D.ought to write it out

答案:C
解析:

本句译为“我告诉了Sally怎样去那儿,但也许我本应该替她写下来(实际上没写).这是表示“本应该做而实际上未做”,该用should/ought to+have done.


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