_____ the work we went home.A.Having finished B.Having been finished C.Have finished D.Have been finished 选哪个?为什么?

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_____theworkwewenthome.A.HavingfinishedB.HavingbeenfinishedC.HavefinishedD.Havebeenfinished选哪个?为什么?_

_____ the work we went home.A.Having finished B.Having been finished C.Have finished D.Have been finished 选哪个?为什么?
_____ the work we went home.
A.Having finished B.Having been finished C.Have finished D.Have been finished
选哪个?为什么?

_____ the work we went home.A.Having finished B.Having been finished C.Have finished D.Have been finished 选哪个?为什么?
A
用现在分词,表条件.