被动语态用法详解.pptx
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1、(一一)语语 态态 分分 类类 英英语语动动词词有有两两种种语语态态,主主动动语语态态和和被被动动语语态态。主主动动语语态态表表示示主主语语是是动动作作的的执执行行者者,被被动动语语态态表表示示主语是动作的承受者。如:主语是动作的承受者。如:They will build a new bridge over the river.(主动主动)A new bridge will be built over the river.(被被动动)汉汉语语中中常常用用“被被”、“给给”、“由由”、“受受”等词用来表示被动,而英语用:等词用来表示被动,而英语用:助动词助动词be+及物动词的过去分词及物动词的过
2、去分词构成。构成。第1页/共32页She waters the flowers every day.The flowersWhat does she do every day?every day.are watered by her第2页/共32页主动句与被动句之间的转换 We bought some books.主语 谓语动词主动语态的过去式 宾语 Some books were bought (by us)主语 谓语动词被动语态的过去分词 介词+宾语 第3页/共32页My mother sweeps the floor every day.The floor is swept by my
3、mother every day.第4页/共32页jacketThe jacket is used for keeping warm.The jacket is made in Guangzhou.Guangzhoukeeping warm第5页/共32页summary 英语中动词有主动语态和被动语态两种语态。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,在被动语态中动作的执行者有时用by短语表示出来.一般现在时(simple present):S(主语)+am/is/are+过去分词(done)一般过去时(simple past):S+was/were+过去分词(done)
4、第6页/共32页 Ann can take good care of the cats The cats can be taken good care of by Ann.情态动词情态动词(model verb):S+can/must/should等情态动词等情态动词+be+过去分过去分词词第7页/共32页They can sing some beautiful songs.Some beautiful songs can be sung by them.第8页/共32页(二二)被动语态的时态、人称和数的变化被动语态的时态、人称和数的变化 主主要要体体现现在在be的的变变化化上上,其其形形式式
5、与与系系动动词词be的的变变化化形形式式完完全全一一样样。以以 give give 为为例例,列表如下:列表如下:一般现在时:一般现在时:一般过去时:一般过去时:一般将来时:一般将来时:含有情态动词含有情态动词 现在进行时:现在进行时:过去进行时:过去进行时:现在完成时:现在完成时:过去完成时:过去完成时:将来完成时:将来完成时:过去将来完成时:过去将来完成时:注被动语态没有将来进行时和过去将来进行时。注被动语态没有将来进行时和过去将来进行时。注被动语态没有将来进行时和过去将来进行时。注被动语态没有将来进行时和过去将来进行时。am/is/are+done was/were+done shall
6、/will+be done should/would+be done am/is/are+being+done was/were+being+done have/has+been+done had+been+done shall/will+have been+done should/would+have been+done 第9页/共32页主动句变为被动句所遵循的4个步骤:1 把原主动句中的宾语变为被动句的主语。2 把动词变为被动形式即be+过去分词,并注意其人称和数随主语的变化,而动词的时态则保持不变。3 原主动句的主语如需要则放在by后面以它的宾格形式出现(注代词的宾格),如不需要则可省略
7、。4 其它的成分(定语、状语)不变。第10页/共32页被动语态的几种句型1 肯定句 主语+be+过去分词+(by)A sweet song was sung by her on the stage.2 否定句 主语+be+not+过去分词+(by)3 一般疑问句 Be+主语+过去分词+(by)A sweet song wasnt sung by her on the stage.Was a sweet song sung by her on the stage?4 特殊疑问句 疑问词+be+主语+过去分词+(by)Where was a sweet song sung by her?第11页/
8、共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态1.一般现在时:一般现在时:(1)People grow rice in the south of the country.Rice is grown in the south of the country.(2)The school doesnt allow us to enter the chemistry lab without a teacher.We are not allowed to enter the chemistry lab without a teacher.第12页/共32页(三三)常见的八种时态中的被
9、动语态常见的八种时态中的被动语态 2.一般过去时:一般过去时:(1)They agreed on the building of a new car factory last month.The building of a new car factory was agreed on last month.(2)The students didnt forget his lessons easily.His lessons were not easily forgotten.第13页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态3.一般将来时:一般将来时:(1)They
10、will send cars abroad by sea.Cars will be sent abroad by sea.(2)They will give plenty of jobs to school-leavers.Plenty of jobs will be given to school-leavers.第14页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态4.过去将来时:过去将来时:(1)The manager said they would complete the project by the end of the year.The manager s
11、aid the project would be completed by the end of the year.(2)The workers told me they would mend the car as soon as possible.The workers told me that the car would be mended as soon as possible.第15页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态5.现在进行时:现在进行时:(1)The radio is broadcasting English lessons.English
12、lessons are being broadcasted on the radio.(2)We are painting the rooms.The rooms are being painted.第16页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态6.过去进行时:过去进行时:(1)The workers were mending the road.The road was being mended.(2)This time last year we were planting trees here.Trees were being planted here thi
13、s time last year.第17页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态7.现在完成时:现在完成时:(1)Someone has told me the sports meeting might be put off.I have been told the sports meeting might be put off.(2)He has brought his book here.His book has been brought here.第18页/共32页(三三)常见的八种时态中的被动语态常见的八种时态中的被动语态8.过去完成时:过去完成时:(1
14、)When I got to the theatre,I found they had already sold out the tickets.When I got to the theatre,I found the tickets had already been sold out.(2)The whole country was very sad at the news of his death;People had considered him to be a great leader.He had been considered to be a great leader.第19页/
15、共32页(四)四)含有情态动词的被动语态:含有情态动词的被动语态:含有情态动词的被动语态是由含有情态动词的被动语态是由“情态动词情态动词+be+及物动词的过去分词及物动词的过去分词”构成。构成。(1)You must hand in your compositions after class.Your compositions must be handed in after class.(2)He can write a great many letters with the computer.A great many letters can be written with the compu
16、ter by him.第20页/共32页(五五)被被 动动 语语 态态 的的 使使 用用1.1.当不知道或没有必要指出动作的执行者时,常用被动语态,这时往往不用当不知道或没有必要指出动作的执行者时,常用被动语态,这时往往不用by 短语。短语。“Mr.White,the cup was broken after class.”2.2.突出或强调动作的承受者,如果需要说出动作的执行者,用突出或强调动作的承受者,如果需要说出动作的执行者,用by 短语。短语。These records were made by John Denver.The cup was broken by Paul.3.3.当当
17、汉汉语语句句子子的的主主语语既既不不是是动动作作的的执执行行者者,也也不不是是动动作作的的承承受受者者时时,这这时时常常用用in +名名词词作作状语,而代替状语,而代替 by 短语。短语。These cars were made in China.These cars were made in China.15,000 cars will be produced each year in the new 15,000 cars will be produced each year in the new factory.factory.第21页/共32页(五五)主动语态变被动语态的方法主动语态变
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