问题 选择题

It suddenly occurred to me        I hadn’t locked my door.

A.which

B.where

C.that

D.whether

答案

答案:C

题目分析:句意:我突然想到我没有锁门。固定句型:It occurred to sb that从句,“某人突然想起某事”,it是形式主语,that从句是真正的主语,答案选C。

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