初三复习之被动语态

1、Passive Voice被动语态被动语态英语动词有两种语态：英语动词有两种语态：主动主动语态和语态和被动被动语态。语态。当我们不知道谁是动作的执行者或者只需强调动当我们不知道谁是动作的执行者或者只需强调动作的承受者时，要用作的承受者时，要用被动语态被动语态被动语态被动语态结构：结构：be + 过去分词过去分词(PP) + (by )在改写中应注意：在改写中应注意：1.把把的的提到前面作提到前面作被动语态被动语态的的2.把把动词动词变成变成“”;3.语态中的语态中的变为介词变为介词的的表格：被动态基本结构情态动词情态动词一般现在时一般现在时一般过去时一般过去时现在进行时现在进行时过去进行时过去

2、进行时一般将来时一般将来时过去将来时过去将来时现在完成时现在完成时过去完成时过去完成时am/is/are + donewas/were + doneam/is/are + being + donewas/were + being + doneshall/will/be going to + be + donewould + be + donehave/has + been + donehad + been + donemust/can/may+be+doneOral practice-主动句改被动句 Oral practice-1. Change each sentence into pass

3、ive voice:1)A car knocked him down yesterday.2)Two doctors and ten nurses make up the medical team3)When I got there, they were cutting up a fallen treeHe was knocked down by a car yesterdayThe medical team is made up by twoA fallen tree was being cut up when I got there.4)Well put on the play next

4、Sunday5)Workers are building a new teaching building in our school 6)They had completed the railway by the end of last year The play will be put on next SundayA new teaching building is being built by workers in our schoolThe railway had been completed by the end of last year 7)He said we should pro

5、tect the earth8)You need to paint the wallHe said the earth should be protectedThe wall needs to be painted9)He has learnt English since he was ten.English has been learnt by him since he was ten.几种特殊结构几种特殊结构1.My uncle gave me a gift on my birthdayI was given a gift on my birthdayA gift was given (t

6、o) me on my birthday.:如果主动句中的谓语动词可构成两种词组形如果主动句中的谓语动词可构成两种词组形式，即是式，即是v+sb+sth 、v+sth+to / for+sb,则该主则该主动句可变成两个被动句，一个被动句的主语为动句可变成两个被动句，一个被动句的主语为v后后面的面的sb，一个被动句的主语为，一个被动句的主语为v后面的后面的sth2.We often hear him play guitarHe is often heard to play guitar.：see,watch,hear,notice,feel,make, listen to, look at等动词

7、短语在主动句中不带等动词短语在主动句中不带to，但改成被动语态后必须带但改成被动语态后必须带toHis father made him clean the room.He was made to clean the room . 动词动词sell,smell,feel,sound,taste,look,fit，last(够够用用),hold(容纳容纳),happen,take place, raise,belong to只有主动形式，即可用它们的只有主动形式，即可用它们的主主动句来表示被动动句来表示被动的意义的意义The room holds 10000 people.3.动词主动式表被动义动词主动式表被动义,与被修饰的名词构成动宾与被修饰的名词构成动宾关系关系,又和该句主语又和该句主语(或宾语或宾语)构成主谓关系时构成主谓关系时,用用主动式表被动义主动式表被动义I have a lot of homework _(do)Ill give him some books _ (read)to doto read表示状态特征的表示状态特征的连系动词连系动词+adj./n.,用用主主动式表被动义动式表被动义。5. 表示表示“开始、结束、运动开始、结束、运动”的动词的动词用主动表