I regret _____ hard at school, or I would have succeeded in passing the exam._刷题宝

题干

I regret _____ hard at school, or I would have succeeded in passing the exam.

A：not to work

B：having not worked

C：to have not worked

D：not having worked

上一题下一题 0.0难度选择题更新时间:2020-03-29 10:30:57

答案(点此获取答案解析）

D

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II. 单项选择（15分）
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