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itright,Itriedagain.A.NottodoB.NotdoingC.NothavingdoneD.Nottohavedone

题目详情
___________it right,I tried again.
A.Not to do B.Not doing C.Not having done D.Not to have done

▼优质解答
答案和解析
C.Not having done
动名词做原因状语...