mustnt have done

mustnt have done mustnt have done与cant have done区别 can,cant must,mustnt have to,dont have to 求大神翻译全部 being done,have been done ,have done,done have done/to be done Could have done would have done should have done should have done中的have done 是什么? could have done和should have done must have been done must have done have done and have been done may have done might have done区别 have done、 have been done的区别