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英语八大时态及被动语态时态主动结构被动结构主动例句被动例句一般现在时do/doesam/is/are+doneWecleantheclassroom.Theclassroomiscleanedbyus.一般过去时didwas/were+doneHemadeakite.Thekitewasmadebyhim.一般将来时willbewillbe+doneTheywillplanttreestomorrow.Thetreeswillbeplantedbythemtomorrow.现在进行时am/is/are+doingam/is/are+beingdoneSheiswateringflowers.Theflowersarebeingwateredbyher.过去进行时was/were+doingwas/were+beingdoneShewaswritingaletterthistimeyesterday.Aletterwasbeingwrittenbyherthistimeyesterday.现在完成时have/has+donehave/has+beendoneJimhasfinishedthework.TheworkhasbeenfinishedbyJim.过去完成时haddonehad+beendoneJimhadfinishedthework.TheworkhadbeenfinishedbyJim.过去将来时woulddowouldbe+doneHesaidhewouldmakeakite.Hesaidakitewouldbemadebyhim.