I was just about to go to bed last night the telephone rang.A. whileB. whenC. asD. before

发布时间：2020-08-17 04:18:44

I was just about to go to bed last night      the telephone rang.
A. while
B. when
C. as
D. before

网友回答

A. while
(答案→)B. when
C. as
D. before
解析：句意：昨晚，我正要去上床睡觉时，突然电话铃响了。be about to do sth when…正要做某事的时候，突然。固定句型，故选B
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