题目内容
I regret ___ harder in the past two years.
A. not having studied B.having studied C.having not studied D.not being studied
A
解析:
regret后面要求接动名词,这里用了动名词的完成否定式,故选A选项。
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题目内容
I regret ___ harder in the past two years.
A. not having studied B.having studied C.having not studied D.not being studied
A
regret后面要求接动名词,这里用了动名词的完成否定式,故选A选项。