【答好了加分】having done,did,doing,being done having done,having been done 在句首区别区别

【答好了加分】having done,did,doing,being done having done,having been done 在句首区别区别 答好了有附加分 My work ___,I went home.A.had been done B.done C.having done D.to be done not having done 还是having not done? never having done还是having never done having done的用法 _____ this experiment is not difficult.A.Having done B.Being done C.To do D.Done doing having done being done having been done 造句! We have heard of___something for our class.A.your having done B your have done C you having done D为什么不选C homework______on time will lead to better grades.a.be done b.done c.having done d.to have been done请问该如何选择,能不能选D? 快答好了有加分的 my work_,i went home.A.had been done B.done C.having done D.to be done选择哪一个?为什么?为什么C不对？ Homework ( )on time will lead to better gardes.A.done B.be done C.having done D.to have been done要说明原因哦。 ____ our homework usually takes about two hours A Doing B Having done C Do D Done having done和having been done怎么用 如题 not having done 和 having not done 的区别 having been done和having done的区别rt having done的句子是什么时态的,having done 咋用~