被动语态优质课.pptx

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1、When How What 第1页/共40页定义:表示主语是动作的承受者.第2页/共40页When How What 第3页/共40页When do we use the passive voice?Many houses will be built here.1.不知道或没必要指出动作的执行者。The plan was supported by those who wished to have more chances to speak English.2.出于礼貌,不愿意说出动作的执行者。第4页/共40页When How What 第5页/共40页We keep food in the f

2、ridge.S V.O.Food How to change into the passive voice sentenceis kept(by us)in the fridge.第6页/共40页主动语态变被动语态的方法：1.把主动语态的宾语提到前面作被动语态的主语;2.把主动语态的动词变成“be+过去分词”;3.把主动语态的主语变为介词by的宾语,可省略。They make shoes in that factory.Shoesare made by them.第7页/共40页They play football on Sunday.Lucy does the homework in the

3、 evening.They often use computers in class.We make these machines in 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 in Beijing.第8页/共40页一般现在时的被动语态：S+am/is/are +done一般现在时的被动语态They make TV sets i

4、n that factory.TV sets are made by themin that factory.第9页/共40页The man _(call)“Good husband”.is calledPlease fill in the blanks according to the words in the bracket.第10页/共40页Football by people all over the world.is played第11页/共40页They bought ten computers last term 一般过去时的被动语态：S+was/were+done一般过去时的被

5、动语态Ten computers were bought by them last term.第12页/共40页1.Bell invented the telephone in 1876.2.Tom closed the shop just now.The shop by Tom just now.The telephone by Bell in 1876.Finish the sentenceswas invented was closed第13页/共40页They will finish the work in ten days.一般将来时的被动语态：S+will/shall+be+don

6、e一般将来时的被动语态The work will be finished by them in ten days.第14页/共40页一般将来时的被动语态:S+be going to+be+doneWe are going to learn the words.The words are going to be learned by us.一般将来时的被动语态第15页/共40页 a talk,will give,soonA talk will be given soon.The flowers are going to be watered tomorrow.根据图片和提示词用被动语态写句子。t

7、he flowers,are going to water,tomorrow.第16页/共40页We have finished five English books up to now现在完成时的被动语态：S+have/has+been+过去分词现在完成时的被动语态Five English books have been finished by us up to now第17页/共40页 Hamburgers have been eaten up.eatup,they,hamburgers,根据图片和提示词用被动语态写句子。第18页/共40页My heart _ already _(stea

8、l)by you.has been stolen第19页/共40页Some workers are painting the rooms now 现在进行时的被动语态：S+am/is/are+being+done现在进行时的被动语态The rooms are being painted by some workers now.第20页/共40页The pet dog _(treat)by a vet.is being treated第21页/共40页Gina can take good care of Tina 带有情态动词的被动语态：S+can/may/must/should+be+done

9、带有情态动词的被动语态Tina can be taken good care of by Gina.第22页/共40页Songs can be sung by the birds.can carry,the basket,he.The basket can be carried by him.songs,can sing,birdsmake sentences.第23页/共40页be+done am/is/are 一般现在时 was/were 一般过去时 was/were+being过去进行时am/is/are+being现在进行时第24页/共40页be+donehave/has+been现在

10、完成时had+been过去完成时would+be过去将来时will+bebe going to be一般将来时can/must/should+be情态动词第25页/共40页表格：被动态基本结构时态被动语态结构一般现在时一般过去时现在进行时过去进行时一般将来时过去将来时现在完成时过去完成时am/is/are donewas/were doneam/is/are being donewas/were being doneshall/will be done be going to be donewould be donehave/has been donehad been done第26页/共40

11、页Fill in the blanks with the right form of the words given.1.I _(give)a new book by my father on my birthday.2.English _(find)very useful.3.The work _(finish)tomorrow.4.The flowers _(water)by them now.was given is foundwill be finished are being watered第27页/共40页5.The railway _(build)this time last y

12、ear.6.The new lab _ already _ (build)7.The new railway _(build)by the end of last year.8.He told me the sports meeting _(hold)the next month.9.Rice _(grow)in the south of the States.was being builthas been builthad been builtwould be held is grown第28页/共40页10.The song often (sing)by the young man.11.

13、The window (break)by a little boy yesterday.12.Its a rule in our school that the classroom should (clean)every day.issung was brokenbe cleanedsing-sang-sung第29页/共40页 Last Tuesday,Tom received a letter from the police.In the letter，he (ask)to go the police station.He didnt know why he was wanted by t

14、he police.At the station,he (tell)by a smiling man that his bicycle (find).The policeman told him that his bicycle (pick)up in a small village 400miles away.was askedwas toldhad been foundhad been picked第30页/共40页Now it (send)to his home by train.Tom felt amused,because he never thought that the bicy

15、cle could _(find).It (steal)20 years ago,when he was only a boy of 15.is being sentbe foundwas stolen第31页/共40页When How What conclusion第32页/共40页第33页/共40页-Who washes clothes in your family?-The clothes _ _by my mother.-Who makes your bed at your home?-My bed _ _by my grandma.is madeare washed Look and

16、 say:第34页/共40页-Who cooks meals at your home?-The meals _ _ by my mother.are cooked第35页/共40页Groupwork：discuss in your groups(and write a short passage.A passage:In my family,my bed is made by The clothes are washed by 第36页/共40页Writing a passage A passage:In my family,my bed is made by my grandma,but I think the bed should be made by myself.The clothes are washed by my mother,and the meals are also cooked by my mother,I think sometimes the meals should be cooked by my father or me第37页/共40页When How What conclusion第38页/共40页第39页/共40页感谢您的观看。第40页/共40页