As soon as I got on the bus I realized that I my papers in the house.A. leftB. was leavin

发布时间：2020-08-16 13:59:04

As soon as I got on the bus I realized that I     my papers in the house.
A. left
B. was leaving
C. had left
D. have left

网友回答

A. left
B. was leaving
(答案→)C. had left
D. have left
解析：考查时态。句意：我一登上公交车就意识到我把我的论文丢在家中了。结合语境可知从句描述的是过去已经完成的动作，故用过去完成时态，选C。
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