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I told Sally how to get here.but perhaps I it out for her. A.had to write B.must

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I told Sally how to get here.but perhaps I it out for her. A.had to write B.must

I told Sally how to get here,butperhaps I _______it out for her.

A.had to write B.must have written

C.shouldhave written   D.ought to write

 

试题答案

答案:C

解析:
should have done表示本应该。

 

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