I was about to get on the bus someone called me from behind.A. untilB. whetherC. whileD. w

发布时间：2020-08-16 17:18:48

I was about to get on the bus     someone called me from behind.
A. until
B. whether
C. while
D. when

网友回答

A. until
B. whether
C. while
(答案→)D. when
解析：考查连词。此题是一个固定句型：be about to do … when ,即将做某事，正在那时，句意：我刚要上车正在这时有人在后面叫我。故选D。
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