2008年成人高考英语语法复习资料
4.过去进行时的被动语态:
承受者+be{was/were}being(现在分词)doneby+执行者(不明确可省略)。
E.g.主动:Hewasmajoringcomputerduringhiscollege.
被动:Computerwasbeingmajoredbyhimduringhiscollege.
5.将来时的被动语态:
承受者+{begoingto/will/shall(be动词原形)/beto}bedoneby+执行者(不明确时可省略)。
E.g.1Abigsupermarketwill/shall/betobebuiltherenextyear
Note:beto:计划或安排好的动作或行为。
E.g.2TheflightistoleaveforHefeicity.
6.现在完成时的被动语态:
承受者+have(复数主语)/hasbeendoneby+执行者(不明确可省略)
E.g.主动:OurSchoolhasfinishedmanyscientificresearches.
被动:Manyscientificresearcheshavebeenfinishedbyourschool.
7.将来时态的被动语态:
承受者+{begoingto/will/shall/beto}havebeendoneby+执行者
E.g.主动:We‘llhavefinishedthebookbytheendofSeptember.
被动:Thebookwill/shallhavebeenfinishedbytheendofSeptember
Note:bytheendof短语的用法
(1)Willhavedonebytheendof+将来时态
(2)Haddonebytheendof+过去完成时态
E.g.Theprojecthadbeenmadebytheendoflastweek.