教育专题：教育专题：被动语态.ppt
The Passive Voice被动语态基本用法被动语态基本用法当句子的当句子的主语主语是动作的是动作的执行者执行者时，时，谓语的形式是谓语的形式是主动语态主动语态。当句子的。当句子的主语是动作的主语是动作的承受者承受者时，谓语要用时，谓语要用被动语态被动语态。被动语态由助动词。被动语态由助动词be+过去分词过去分词构成，时态通过构成，时态通过be表现出表现出来。来。His brother washes bowls every day.主主谓谓宾宾(受动者受动者)Bowls are washed by his brother every day.改为被动语态1.They make shoes in that factory.主语主语+及物动词及物动词+宾语宾语Shoes are made (by them)in that factory.一般现在时：一般现在时：S(主语）主语）+am/is/are +过去分词过去分词He looked after the little baby yesterday.主谓宾(受动者)The little baby was looked afterbyhim yesterday.2.They bought ten computers last term Ten computers were bought (by them)last term.一般过去时：一般过去时：S+was/were+过去分词过去分词Tom will clean the room tomorrow.主主谓谓宾宾(受动者受动者)The room will be cleaned by Tom tomorrow.3.They will finish the work in ten days.The work will be finished(by them)in ten days.一般将来时：一般将来时：S+will+be+过去分词过去分词4Amy can take good care of Gina Gina can be taken good care of by Amy.情态动词：情态动词：S+can/may/must/should+be+过去分词过去分词 2.当动词带有复合宾语(有宾补),并且宾补是省去“to”的动词不定式时，在被动语态中应加上“to”e.g.They make us do all the work.被动句：We are made to do all the work by them.e.g.We often hear her sing songs.被动句：She is often heard to sing songs by us.e.g.I saw him walk to school.被动句：He was seen to walk to school by me.这些动词真奇怪，主动句中to 离开，被动句中to回 来。（let，have，make，feel，see,watch,hear,notice)3.当动词带双宾语时(一个宾语是指人，一个是指物)，将其中指人的宾语提前作被动句的主语时，另一个宾语按顺序照抄下来；如是将指物的宾语提前作被动句的主语，在被动句中则指人宾语前应加“to”或“for”。常见加to的动词有give，send,teach，write,show,pass,ask,tell常见加for的动词有make,draw,buy e.g.He gives me a flower everyday.被动1 I am given a flower by him everyday.被动2 A flower is given to me by him everyday.e.g.My mother bought me a computer.被动1 I was bought a computer by my mother.被动2 A computer was bought for me by my mother.Some workers are painting the rooms nowThe rooms are being painted by some workers now.现在进行时：现在进行时：S+am/is/are+being+过去分词过去分词I was doing my homework at 8:00 last night My homework was being done(by me)at 8:00 last night.过去进行时：过去进行时：S+was/were+being+过去分词过去分词We have made twenty more keysTwenty more keys have been made by us.现在完成时：现在完成时：S+have/has+been+过去分词过去分词各种时态的被动语态构成各种时态的被动语态构成各种时态的被动语态构成各种时态的被动语态构成一般现在时：一般现在时：一般过去时：一般过去时：情态动词：情态动词：一般将来时：一般将来时：现在进行时：现在进行时：现在完成时：现在完成时：过去进行时：过去进行时：S+am/is/are+doneS+was/were+doneS+can/may/must/should+be+doneS+will+be+doneS+am/is/are+being+doneS+have/has+been+doneS+was/were+being+done
