关于英语ought to have done 与should have done的区别 有need have done needn,t have done 与should hneedn,t have done 与shouldn't have done 区别有need have done

关于ought to---You ought to have called him yesterday.---Yes,I know I__________________A ought to B ought to haveC ought to have done D ought to have done should/ ought to have ought to do和have to do以及should do有什么区别? have to do .should do .ought to do .must.的区别 should ought to have done 关于英语ought to have done 与should have done的区别 有need have done needn,t have done 与should hneedn,t have done 与shouldn't have done 区别有need have done 英语中ought to,be supposed to do和should 的区别 M.r Zhang,what should I do after finishing the work?I think you ought to have a rest.为什么不用 ought to 提问? he didn't do well in the exam.he ought to have wrked hard at his lesson.为什么用ought to ought to do sth 是什麽意思 ought to能否用do提问 ought to have done的意思 I really ought to have konwn better. 英语句中的省略句问题1：in my opinion,life in the twenty-first century is much easier than it used to be、这句to be是省略了什么啊?2:i do not tell him the news、oh,you ought to have.这里have指什么、直接you ought to(tell hi I don't like to have somebody else(tell)__that I ought to do this or that. I didn't tell Jim the good news.Oh,you(ought to have),为什么是ought to have,是非谓语动词里的a.ought b.ought to C.ought to having D.ought to have what we ought to do to do well for our The experiment _____ last week.A.ought to be done B.ought to do C.ought to have been done D.ought to have done为什么?我选A不对吗?为什么用现代完成时?过去时不行吗?既然是应该过去做为什么不用过去完成时?