I love music so much that not a day passes when I do not regret ( )music in my youth.A.not to have studied B.not having studiedC.having not studied D.to have not studied说明理由
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I love music so much that not a day passes when I do not regret ( )music in my youth.A.not to have studied B.not having studiedC.having not studied D.to have not studied说明理由
I love music so much that not a day passes when I do not regret ( )music in my youth.
A.not to have studied B.not having studied
C.having not studied D.to have not studied
说明理由
I love music so much that not a day passes when I do not regret ( )music in my youth.A.not to have studied B.not having studiedC.having not studied D.to have not studied说明理由
b
主要考察三点
1.这里是完成时,所以用have done
2.regret的用法,所以排除A.D.
regret to do sth.很遗憾地/抱歉地来做某事（事情之前还没有做）
I regret to tell you that you can't pass the examination.我很遗憾地通知你你不能通过这次考试．
regret doing sth.很遗憾/后悔做了某事...（为已经做过的事而感到后悔）
I regret disturbing yo so long.我很抱歉打扰了你那么久．
3.否定词得放在have这些助动词前面,排除C.