He was riding to school it began to rain.A. asB. soC. whileD. when

发布时间:2020-08-20 23:13:30

He was riding to school         it began to rain.
A. as
B. so
C. while
D. when

网友回答

A. as
B. so
C. while
(答案→)D. when
解析:考察连词。as 作为,随着;so 因此;while当……时,强调动作同时发生。 When当……时。句意:当天开始下雨时,他正在骑车去学校。结合语境可知选D。
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