Unit 10 Lesson1 How Closely Connected Are We- 过去时中的被动语态(ppt课件) -2023新北师大版(2019)《高中英语》选择性必修第四册.pptx
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1、GRAMMAR-过去时中的被动语态.The concept was first talked about as longago as in the 1920s.In the 1950s,an attempt was made by two scientists to prove the theory mathematically.Once the parcel had been received by thisperson,he/she would send the parcel ontoa contact of theirs until the parcel could bepersonal
2、ly delivered to the correct person.Its name was used as the title of a play andthen a film.5Soon the game was being played in universities across the United States.发现(1)一般过去时的被动语态是由“_”构成。(2)过去完成时的被动语态是由“_”构成。(3)过去进行时的被动语态是由“_”构成。was/were+was/were+动词动词eded形式形式had been+had been+动词动词eded形式形式was/were be
3、ing+was/were being+动词动词eded形式形式一、概述一、概述语态语态是用来说明主语和谓语动词所表示的动作之间关系的一种动词形式,英语谓语动词有主动和被动两种语态英语谓语动词有主动和被动两种语态。主动语态表示主语是谓语动词所表示的动作的执行者或行为的主体,被动语态表示主语是谓语动词所表示的动作的承受者或动作所指向的对象.时态时态/形式形式肯定句肯定句否定句否定句疑问句疑问句一般过去时一般过去时主语主语+was/+was/were+were+动词动词eded形式形式主语主语+was/+was/were+not+were+not+动动词词eded形式形式Was/Were+Was/W
4、ere+主语主语+动词动词eded形式形式过去进行时过去进行时was/were was/were being+being+动词动词eded形式形式was/were was/were being+not+being+not+动词动词eded形式形式Was/Were+Was/Were+主语主语+being+being+动词动词eded形形式式过去完成时过去完成时主语主语+had+had been+been+动词动词eded形形式式主语主语+had+had been+not+been+not+动词动词eded形式形式Had+Had+主语主语+been+been+动词动词eded形式形式二、构成二、构
5、成将下列句子改为被动语态将下列句子改为被动语态I was practicing my oral English at 8:00 yesterday evening.My oral English_at 8:00 yesterday evening.She had given us clear directions and we were able to find it easily.We_by her and we were able to find it easily.The dog bit her on the leg when she was catching it on the roa
6、d.She _on the leg when she was catching it on the road.were being practicedwere being practicedhad been given clear directionshad been given clear directionswas bitten by the dogwas bitten by the dog.Somebody had broken into the room beforewe came.The room _before we came.She was writing a letter la
7、st night.But Id ont know whether she has finished it or not.A letter_ by her last night.But I dont know whether she has finished it or not.Bob called to tell his mother that he couldnt enter the house,for he had left his key at school.Bob called to tell his mother that he couldnt enter the house,for
8、 _at school.had been broken intohad been broken intowas being writtenwas being writtenhis key had been lefthis key had been left三、用法三、用法1.一般过去时的被动语态一般过去时的被动语态(1)过去某一时间的被动动作或过去经常性、习惯被动动作或过去经常性、习惯性的被动动作,性的被动动作,无需说明动作执行者时。Paper was first invented in China.纸最初是在中国被发明的。.(2)需要需要突出或强调过去动作的承受者突出或强调过去动作的承受者;
9、或;或者既关心动作的承受者,又关心动作的执者既关心动作的承受者,又关心动作的执行者。行者。The song was composed by a student.这首歌是一名学生写的。这首歌是一名学生写的。.(3)当动作的当动作的执行者不是人而是无生命执行者不是人而是无生命的事物时的事物时。The roof was covered with a layer of snow.屋顶被一层雪覆盖着。屋顶被一层雪覆盖着。2.过去进行时的被动语态过去进行时的被动语态表示表示过去某个时刻正在进行或者发生的被动动作过去某个时刻正在进行或者发生的被动动作。The feast was being prepared
10、 when it began to snow outside.宴会正在准备之中,这时外边下起了雪。宴会正在准备之中,这时外边下起了雪。He said many activities were being planned for the celebration of the companys 60th anniversary.他说为纪念公司成立他说为纪念公司成立60周年,许多活动都在筹划中。周年,许多活动都在筹划中。.Was the TV set being fixed this time yesterday?昨天这个时候电视机正在被修理吗?The man was being questione
11、d by the police at that time.那个人当时正在接受警察的盘问。3.过去完成时的被动语态过去完成时的被动语态(1)表示过去某一时间以前已经完成的动作,常与表示过去某一时间以前已经完成的动作,常与by,before等等引导的时间状语连用。引导的时间状语连用。The classroom hadnt been cleaned before the teacher came.老师来之前教室还没有打扫完。老师来之前教室还没有打扫完。How many buildings had been destroyed when the hurricane ended?飓风结束时有多少建筑物被
12、毁?飓风结束时有多少建筑物被毁?(2)remind,report,tell,say,know,hear,think等动等动词之后的宾语从句中,若表示过去某一被动动作时,用过去完词之后的宾语从句中,若表示过去某一被动动作时,用过去完成时。成时。The boy was reminded that his homework had not been handed in.有人提醒那个男孩他的家庭作业还没有交。有人提醒那个男孩他的家庭作业还没有交。The media reported that more than 1,000 people had been killed in the earthquak
13、e.据媒体报道,有据媒体报道,有1,000多人在地震中丧生。多人在地震中丧生。(3)根据语意可以判断出动作先后的被动语态,用过去完根据语意可以判断出动作先后的被动语态,用过去完成时。成时。As the assignment had been done he went on to search the Internet.任务完成后,他继续在因特网上搜索。任务完成后,他继续在因特网上搜索。He did what he had been told to.他做了别人叫他做的事。他做了别人叫他做的事。.【点津】当从句由【点津】当从句由after,before,when或或as soon as引导引导时,
14、主句和从句都可以用一般过去时。时,主句和从句都可以用一般过去时。When he arrived,he was called to the managers office.他一到就被叫到经理办公室。他一到就被叫到经理办公室。They locked the door before they were ordered to leave.他们在被命令离开前把门锁上了。他们在被命令离开前把门锁上了。.单句语法填空Steam engines_(use)to pull the carriages and it must have been fairly unpleasant for the passenge
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