被动语态全课件

1、. The Passive Voice主动语态：表示主语是动作的执行者。主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。被动语态：表示主语是动作的承受者。 一：英语的谓语动词有两种语态一：英语的谓语动词有两种语态We speak English.主语主语谓语谓语宾语宾语English is spoken by us.主语主语谓语谓语宾语宾语宾变主宾变主,主变宾主变宾,前加前加by主动语态主动语态被动语态的基本构成：被动语态的基本构成： Be + PP（过去分词）（过去分词）1. They make shoes in that factory. 主语主语+及物动词及物动词+宾

2、语宾语Shoes are made (by them) in that factory.一般现在时被动语态：一般现在时被动语态：am/is /are +doneNow English _ by more and more people all over the worldA. speaksB. Is spokenC. was spoken主变被解题步骤主变被解题步骤:1. 找宾语找宾语 -即动作的承受者即动作的承受者They make shoes in that factory. Shoes2. 判断宾语的单复数判断宾语的单复数 -即即be动词的单复数动词的单复数.arewere3. 判断动词

3、的时态判断动词的时态 -即即be动词的时态动词的时态.4. 修改谓语的时态修改谓语的时态 -即原句动词改为过去分词即原句动词改为过去分词 made5. 修改原句的主语修改原句的主语 -即即by+ 主语主语/ 宾语宾语. by them in that factory.by the teacher.Heis asked questions They play football on Sunday. Lucy does the homework in the evening. They often use computers in class. We make these machines in

4、Beijing.Football is played by them on Sunday.The homework is done by Lucy in the evening.Computers are often used by them in class.These machines are made by us in Beijing.2. They bought ten computers last term Ten computers were bought (by them) last term.一般过去时被动语态：一般过去时被动语态：was/were +doneThe lost

5、boy _ at the street corner last night.A. was foundB. is foundC. was looked for1. They bought ten computers last term by them last term.last year.Many trees were plantedTen computerswere bought They built the tall building last year. He cleaned the classroom yesterday. We cleaned our classroom just n

6、ow. They used this room for resting.The tall building was built by them last year.The classroom was cleaned by him yesterday. Our classroom was cleaned by us just now.This room was used for resting by them.5.They will finish the work in ten days.The work will be finished (by them)in ten days.一般将来时被动

7、语态： will+ be +donebe going to + be +doneThe new airport _ next year.A. will buildB. will be builtC. is built1.They will finish the work in ten days.by them in ten days.The workwill be finished2.Tom will clean the room tomorrow.The roomwill be cleanedbyTom tomorrow. We will have a sports meeting next

8、 week. Children will take some photos in the school tomorrow.The headmaster will give a talk this afternoon.A sports meeting will be had by us next week.Some photos will be taken by children in the school tomorrow. A talk will be given by the headmaster this afternoon.8.We have made twenty keysTwent

9、y keys have been made by us.现在完成时被动结构：现在完成时被动结构： have/has + been+过去分词过去分词The red dress _ out already. A. has been soldB. has soldC. were sold1.We have made twenty more keysby us.Twenty more keyshave been made7.Marry can take good care of Tina Tina can be taken good care of by Marry.情态动词变被动：情态动词情态动词

10、+ be+doneFlowers _ every day. A. has been wateredB. should be wateredC. should water1.We should finish our homework on time.by us on time.Our homework should be finished1.He can take care of the baby.2.Lucy may draw the pictures.3.You must turn off the lights.4.They should learn English well. The ba

11、by can be taken care of by him.The picture may be drawn by Lucy.The lights must be turned off by you.English should be learned well by them.时态被动语态一般现在时am/is/are+ done一般过去时was/were+ done一般将来时will/be going to/shall+ done现在完成时have/has+ been done现在进行时am/is are+ being done过去进行时was/were+ being done过去完成时ha

12、d been +done过去将来时would/should be going to +be done含有情态动词can/may/must/+be done1. open, lock, write, read, sell, clean, wash, cut, burn, drive等词作及物动词且它们的主语为物等词作及物动词且它们的主语为物时，可用主动语态表示被动意义。时，可用主动语态表示被动意义。This pen writes very smoothly. This sweater washes well2. Feel, sound, look, taste, smell,等系等系动词用主动形

13、式表示被动意义。动词用主动形式表示被动意义。School uniforms look good on us.Dinner smells good.The cake tastes delicious.3. Be worth doing 是主动形式表被动意义。是主动形式表被动意义。This film is worth seeing.The book is worth reading.4. Want/need/require + doing =want/need/require + to be doneMy bike needs repairing.My bike needs to be repai

14、red.1). 不及物动词没有被动语态。不及物动词没有被动语态。Eg: belong, happen, take place, last, come true, remain, succeed, fall, die, arrive, begin, become, dissapear, come out等。等。It will happen in 50 years.（T） It will be happened in 50 years. (F)2) 当主动句的谓语是表示状态的及物当主动句的谓语是表示状态的及物动词时，不能用被动语态。动词时，不能用被动语态。We will have a meeting.(T)A meeting will be had by us. (F)3)当主动句的宾语是不定式或动名词时，当主动句的宾语是不定式或动名词时，不能把它们转化成被动语态的主语。不能把它们转化成被动语态的主语。My mother enjoys watching TV. (T) He asked to have a try