初三英语被动语态PPT课件.ppt

Welcome to our school!,初中英语第三册,REVISION LESSON-The Passive Voice,Dictation,Answers,1.Bananas are grown in Hainan.(海南种植香焦。）,2.English is spoken in their country.他们国家说英语。,3.Our school wasnt built in 1990.我校不是1990建的。,4.Were the trees planted by him.这些树是他种的吗？,5.Young trees must be looked after.(必须照看好小树）,Questions:1）英语中有两种语态，主动语态和被动语态，请问被动语态是怎样构成的？什么情况使用被动态？2）它有几种形式？3）什么动词才有被动语态？,Summary:1.被动语态构成：S+be+P.P+（要巧记不规则动词:AAA型 ABA型-ABC型 ABB型）,2.不知道 或没必要说出 动作的执行者时，用被动语态。/动作的承受者是谈话的中心时，用被动语态，可带by短语。,3.目前要掌握三种形式：1）S.+am/is/are+P.P+2)S+was/were+P.P+3)情态动词+be+P.P+,4.及物 动词才有被动语态。.被动语态的主语大多数是物。,语态转换(Give the students some minutes to discuss)1.He teaches English in our school.2.She gave me a book.,English is taught in our school by him.I was given a book by her./A book was given to me byHer.,口诀1：宾提前变主，主变介by宾，被动be加done,时态看主动。口诀2：如 遇双宾语，最好变间宾，如若变直宾，间宾前加to/for(pass,lend,buy,write,bring,show,tell),3.He made me do the work.,I was made to do the work by him.,口诀3：这些动词真奇怪，主动句中to 离开，被动句中to回 来。（feel,listen to,hear,let have,make,look at,see,watch),4.They take good care of the baby.,The baby is taken good care of by them.,注意：含动词词组的被动语态，须将其看作一个整体，不可把它们分隔开来。,5.We should plant many more trees.6.He will teach Class 4.7.Many countries have sent up satellites into space.8.He is teaching Class 4.,Many more trees should be planted by us.Class 4 will be taught by him.Satellites have been sent up into space by many Class4 is being taught by him,Questions:5./6.题的被动语态有相似之处吗？7./8题是什么时态的被动语态？,Do some practice(划线部分提问）,1.A knife is used for cutting thing.2.Apples are grown in Shangdong.3.The machines were made of metal.4.Trees must be planted in spring.,What is a knife used for?Where are apples grown?What were the machines made of?When must trees be planted?,Question:被动语态有否定式和一般疑问式吗？,Thinking and discussing（被动结构和系表结构区别）,1.The shop is now closed./The shop is usually closed at 8.2.The cup was broken./The cup was broken by the boy.3.Spring is gone.The bridge is fallen.4.A new classroom is being built in our school.5.He is very surprised./He is much surprised at the News.,主要区别在于：被动结构表动作，系表结构表状态./前者有多种时态，后者只有现在时和过去时。,Drills：A:1.It suddenly snowed while Mary _for the bus.A.waited B.waits C.was waiting D.was waited2.A big power station()_in my home town now.A.has been built B.is being built C.has built D.is building.3.Stamps_by people for sending letters.A.use B.using C.used D.are used.4.Must old people_to politely?A.speak B.spoken C.be spoke D.be spoken,C,B,D,D,5.Bike mustnt_everywhere.A.be up B.be put C.put C.putting6.The woman fell off the bike and _on the road.A.lay B.was lain C.lied D.has lain7.The old man and the children_in our country.A.must take good care B.must be take good care ofC.must take good care of Dmust be taken good care of 8.Granny Wang told the little children that the sun_From the east.A.has risenB.rise C.rises D.is risen,B,A,D,C,9.All trees must_well when it is dry.A.be water B.watering C.water D.be watered10._I think the shop_._No,its open.It_at six.closedAsked Bwill be asked C.closed;closesD.closes;is 11.Yesterday a visitor_something about hometown.A.asked B.will be askedC.was asked D.has been asked.12This bike is made in America.Its_for travelling.A.use B.using C.to use D.used,D,D,C,D,B:Answer right or wrong1.必须照看好孩子们。The children must be taken good care.()The children must be taken good care of.()2.这本书是鲁迅写的。/3.昨天那支笔是他给我的。This book was wrote by Lu Xun.()This book was written by Lu Xun.()3.That pencil was given me by him yesterday.()That pencil was given to me by him yesterday.(),W,R,W,R,W,R,4.这辆自行车能修吗？Can this bike mended?()Can this bike be mended?()5.街道已由他们清理了。The street has been cleaned by they.()The street has been cleaned by them.(),W,R,W,R,Conclusion(小结),1.被动语态的用法。2.主动语态和被动语态的转换。3.被动结构和系表结构的区别。,Homework,1.Review the text from Unit20 to Unit24.2.Get ready for the dictation.,Good-bye!,