被动语态.ppt

1、被动语态,一：英语的谓语动词有两种语态,We speak English.,主语,谓语,宾语,English is spoken by us.,主语,谓语,宾语,宾变主,主变宾,前加by 动变被,看清be, 结构分别be+ pp,主动语态,被动语态,主变被解题步骤:,1. 找宾语 -即动作的承受者,They make shoes in that factory.,Shoes,2. 判断宾语的单复数 -即be动词的单复数.,are were,3. 判断动词的时态 -即be动词的时态.,4. 修改谓语的时态 -即原句动词改为过去分词,made,5. 修改原句的主语 -即by+ 主语/ 宾语.,by

2、 them.,Tom broke the window. The window was broken by Tom.,Tom broke the windows. The windows were broken by Tom.,He broke the windows. The windows were broken by him.,一般现在时： am / is / are done 一般过去时： was / were done 现在进行时： am / is / are being done 过去进行时： was / were being done 现在完成时： have / has been

3、 done 过去完成时： had been done 一般将来时： shall / will be done ; be going to be done 当句中含有情态动词时，句子结构为 can / must / have tobe done,1.They make shoes in that factory. 主语+及物动词+宾语,Shoes are made (by them) in that factory. 一般现在时： S(主语）+am/is /are +过去分词,变为被动语态,He rides the motorbike to his factory every day.,The

4、motorbike is ridden to his factory every day.,We call the snowman Mr Strong.,The snowman is called Mr Strong.,We usually hear him play in the next room.,He is usually heard to play in the next room.,2. They bought ten computers last term,Ten computers were bought (by them) last term. 一般过去时：S+was/wer

5、e +过去分词,He bought his friend some fruits yesterday.,His friend was bought some fruits yesterday.,Some fruits were bought for his friend yesterday.,3Aby can take good care of Tina ,Tina can be taken good care of by Aby. 情态动词： S+ can/may/must/should + be+过去分词,He can carry the basket easily.,The basket

6、 can be easily carried by him.,They can sing some beautiful songs.,Some beautiful songs can be sung by them.,“We must put them in the fridge.”The dogs thought .,“They must be put in the fridge.”The dogs thought.,1). 不及物动词没有被动语态。,如：belong, happen, take place, last, come true, remain, succeed, fall, d

7、ie, arrive, 等。,* Great changes have taken place in this city.,* That bike doesnt belong to Mike.,不用被动语态的几种情况：,不用被动语态的几种情况：,2) 表示静态的及物动词不用被动语态,have / fit,I have a TV set.,The coat fits me well.,【正】Look at the blackboard，please 【误】The blackboard is looked at by you,3）祈使句一般没有被动语态。,不用被动语态的几种情况：,4).系动词没有被动态和进行时态,这鱼味道很好。,这条围巾摸上去很软。,The fish tastes good.,The scarf feels soft.,【正】You must look after yourself 【误】Yourself must be looked after. 某些动词形式是主动，但含有被动的意思。,这书很好卖。,这种布很好洗。,The book sells well.,This kind of cloth washes very well.,这书卖完了。,The book is sold out.,5