I was about to go out it began to rain.A. when   B. asC. since   D. while

发布时间:2020-08-17 07:57:52

I was about to go out      it began to rain.
A. when   
B. as
C. since   
D. while

网友回答

(答案→)A. when   
B. as
C. since   
D. while
解析:句意:当开始下雨的时候,我正要外出。When当……的时候 as作为 since自从 while然而,选A。
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