has been done 和has been 区别是什么

has been done 和has been 区别是什么 has been done和wasdone的区别 What ____ with the clothes?A.has been done B.has done C.have done D.have been done Much___to fight against pollution.A.have been done B,has been done C,had been done D.has done为什么是选B? can be done has been Everything that can be done has been done 中can be done has been done 19.All that can be done .　　A.have been done B.have done C.has been done D.has done顺便,翻译一下这句话吧 has been doing have been done区别 Though learning gymnastic has been more difficult 这里的has been 是什么用法不是只有 have been dong 和has been done吗?这里的has been 是什么? A lot __to save the old man's lifeA have been done B has been done All that can be done__________.A.has been done B.has doneC.have been doneD.have done All that can be done___A.have been done B.have done C.has been done D.has done为什么选C怎么解释? All__can be done has been done.A.that B.who C.whAll__can be done has been done.A.thatB.whoC.whichD.of which选什么,句子意思是? what( )with the old books?a.has been done b.has done c.have been done d.have done 为何用被动语态 All that can be done___________A.has done B.has been done C.have done D.have been done 请选入合适的选项.并解释原因, —How are things getting on?—All that can be done____.A.has been done B.have been done C.has done D.have done has been done,had been done 的区别是什么? ------work has been done,has it?A.few B.a few C.little D.a little what done has been done has been done?在说说他的结构是什么时态?