Grammarcheck.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,被动语态,一般现在时和一般过去时,一、被动语态的概念：,语态是动词的一种形式，表示的是主语和谓语之间的关系。英语当中有两种语态：主动语态和被动语态。,Tom opened the door.,主语是谓语的执行者时，用主动语态。,The door was opened by Tom.,主语是谓语的承受者时，用被动语态。,二、被动语态结构,被动语态由助动词,be,加过去分词构成，时态通过,be,表现出来：,be+done,被动语态,一般现在时,一般过去时,am/is/are,+,过去分词,was/were,+,过去分词,三、被动语态的基本用法,1.,当我们不知道谁是动作的执行者,;,2.,或者没有必要指出谁是动作的执行者时,;,3.,或者只需强调动作的承受者时，,要用被动语态,。,四、主动语态如何变成被动语态,主动语态：,S,（主语）,+,V,（谓语）,+,O,（宾语）,被动语态：,S,（主语）,+,V,(,被动结构,)+,by,O,（宾语）,转换步骤,1,原句的宾语变主语，主变宾,.,2,和原句的时态保持一致，看时态。,3,找出对应的谓语动词，变分词。,1.,They,make,shoes,in that factory.,主语,+,及物动词,+,宾语,Shoes,are made,(by them)in that factory.,主动语态变为被动语态口诀,:主变宾，宾变主，谓语变be done,时不变,“be”要随着主语变。,变为被动语态,几种特殊用法,1,.在感官动词和使役动词的主动句式中，动词不定式的,to,常省略，在被动语态中应加上,to。,They,make us do,all the work.,_,We,are made to,do all the work by them.,We often,hear,her sing,songs.,_,She,is,often,heard to,sing songs by us.,I,saw,him walk,to school.,_,_,He,was seen to,walk to school by me.,主动句中,to,离开，被动句中,to,回 来。（,let,，,have,，,make,，,feel,，,see,watch,hear,notice),2,.,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,He gives me a flower everyday.,_,1 I am given a flower by him everyday.,_,2 A flower is given,to,me by him everyday,.,My mother bought me a computer.,_,1 I was bought a computer by my mother.,_,2 A computer was bought,for,me by,my,mother.,3.,主动形式表示被动意义,wash,clean,cook,iron,look,cut,sell,read,wear,feel,draw,write,sell,drive,The,book sells well.,这本书销路好。,This,knife cuts easily.,这刀子很好用。,1.Today English _ all over China.,A.teach B.teaches,C.is taught D.are taught,2.The meeting _ two weeks ago.,A.hold B.was held,C.were held D.is held,3.The thief _ by the police last night.,A.caught B.is caught,C.was caught D.were caught,4.The photos _ when I was young.,A.were taken B.was taken,C.are taken D.is taken,5.Millie is my best friend.I _ often _ to her party.,A.is invited B.am invited,C.are invited D.was invited,6.Last year Beijing _ by a big sandstorm.,A.is hit B.were hit,C.will be hit D.was hit,7.You can go out,if,your homework _.,A.is done B.will do,C.will be done D.are finished,8.We found the ground _ snow.,A.cover with B.is covered with,C.was covered with D.was covering,.,用动词的被动语态填空,:,English _(speak)by many people.,The trees _(plant)by them last year.,That building _(build)two years ago.,This kind of computers _(make)in China.,is spoken,were planted,was built,is made,.,用动词的被动语态填空,:,English _(speak)by many people.,The trees _(plant)by them last year.,That building _(build)two years ago.,This kind of computers _(make)in China.,is spoken,were planted,was built,is made,5.-Why didnt you go to Jims birthday party?,-Oh.I_(not invite),6.-What do you want,sir?,-Could you tell me if computers_,(sell)in this shop?,-When _ the bridge _(build)?,-Two years ago.,wasnt invited,are,sold,was built,