被动语态语法知识系统归纳[沐风书苑]
4页1、被动语态语法知识系统归纳定义(1)英语的语态共有两种:主动语态和被动语态。(2)被动语态是动词的一种特殊形式,一般来说,只有需要动作对象的及物动词才有被动语态。(3)被动语态由“助动词be+及物动词的过去分词”构成。被动语态的时态变化只改变be的形式,过去分词部分不变。(4)疑问式和否定式的变化也如此。类型主动语态被动语态一般现在时amisaredo/doesamisare+done一般将来时willbe going tobe (about)to+dowill+be+done一般过去时wasweredidwaswere+done现在进行时amisare+doingamisare+being+done过去进行时waswere+doingwaswere+being+done现在完成时havehas+donehavehas+been+done过去完成时had+donehad+been+done情态动词情态动词+V.情态动词+be+done过去将来时would/should +V.would/should be + done一般类型1、一般现在时:主:We believe him.被:He i
2、s believed by us.2、一般过去时:主:He bought his children some pens.被:Some pens were bought for his children by him.3、一般将来时:主:Everyone will know the truth soon .被:The truth will be known by everyone.4、现在进行时:主动:The workers are repairing the main building of the Northeast Engineering Institute.被动:The main building of the Northeast Engineering Institute is being repaired by the workers.5、过去进行时:主:They were carrying the hurt player.被:The hurt player was being carried by them .6、现在完成时:主:He has received the le
3、tter.被:The letter has been received by him.7、过去完成时:主:They had built ten bridges.被:Ten bridges had been built by them特殊类型1、疑问句和否定句的被动语态What kind of device is needed to make the control system simple?My car was not repaired yesterday.2、含情态动词和助动词等的被动态带情态动词和助动词等的被动态如何处理比较复杂,要随新的主语来变化。主动:We shall not use the washing machine again.被动:The washing machine will not be used again.主动:We shall take more measures to prevent corrosion.被动:More measures will be taken to prevent corrosion.3.含情态动词的疑问句和否定句的被动语态Mus
4、t this work be done at once?Should your homework be finished before six?When must this work be done?This dustbin shouldnt be put here4、It is said that+从句及其他类似句型一些表示“据说”或“相信”的动词如believe, consider, expect, report, say, suppose, think等可以用于句型“It+be+过去分词+that从句”或“主语+be+过去分词+to do sth.”。有:It is said that据说It is reported that据报道It is believed that大家相信It is hoped that大家希望It is well-known that众所周知It is thought that大家认为It is suggested that据建议主动语态变被动语态特殊句型1.如果是接双宾语的动词改为被动语态时,直接宾语(物)作主语,那么动词后要用介词,这个介词是由与其搭配
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