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Youarebraveenoughtoraiseobjectionsatthemeeting.Well,nowIregretthat.[]A.nottodoB.havingdoneC.tohavedoneD.notdoing

题目详情
__You are brave enough to raise objections at the meeting.
__Well, now I regret______ that.
[     ]
A. not to do  
B. having done    
C. to have done  
D. not doing
▼优质解答
答案和解析
B