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I told Sally how to get here,but perhaps I ______ for her.

分类: 作业答案 • 2021-12-27 15:04:49
问题描述：

I told Sally how to get here,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
谁能解说下为什么不选D.

答

should have written it out
过去时

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