专题六非谓语动词.ppt.ppt
《专题六非谓语动词.ppt.ppt》由会员分享,可在线阅读,更多相关《专题六非谓语动词.ppt.ppt(98页珍藏版)》请在三一办公上搜索。
1、动词不定式 不定式不可作谓语动词,它可以有自己的宾语、状语,构成不定式短语,在句中可以作主语、宾语、表语、定语、补足语或状语等。高考对不定式的考查常涉及到不定式的时态、语态、功能、省略、“连词不定式”等。,一、不定式在句子中的成分1.作主语 To see once is better than to hear a hundred times.百闻不如一见。To make money is not the only purpose of our life.赚钱不是我们生活的唯一目的。,温馨提示不定式短语作主语时,为了使句子结构平衡,常将不定式短语放在谓语之后,而用it作形式主语。It is ou
2、r duty to give as much help as possible.提供尽可能多的帮助是我们的义务。,2.作宾语(1)常接不定式不接动名词作宾语的动词有:want想要wish 希望 hope 希望 offer 主动提出 decide 决定 help 帮助 long 盼望 arrange 安排 demand 要求 ask 要求 refuse 拒绝 promise 答应 pretend 假装 expect 期望 dare 敢 afford 承担得起,plan 计划 manage 成功agree 同意 prepare 准备determine 决定Nobody could refuse t
3、o help the child who lost his parents in the earthquake.没有人拒绝帮助那个在地震中失去父母的孩子。He promised to be here at nine.他答应9点钟到这儿。,(2)不定式(短语)作宾语时,如果还带有宾语补足语,往往把不定式宾语放在宾语补足语之后,而用it作形式宾语。He has made it a rule to get up early in the morning.他已养成早起的习惯。,1.(2009湖南高考)Nowadays people sometimes separate their waste to m
4、ake it easier for it.A.reusing B.reused C.reuses D.to be reused,解析:根据句意可知,for并不是连接原因,而是make it easier的目的,其中it为形式宾语,动词不定式是真正的宾语。故答案选D。,答案:D,(3)动词不定式在作动词tell,show,understand,explain,teach,learn,advise,discuss,know等词的宾语时,其前面常带疑问词,即:“疑问词(how,when,where,what,who等)to do”结构。He didnt know how to solve his f
5、inancial troubles.他不知道如何解决他的经济困难。They are discussing when and where to build the factory.他们在讨论将何时在什么地方建那座工厂。,2.(2009四川高考)He told us whethera picnic was still under discussion.A.to have B.having C.have D.had,解析:考查“疑问词/连词不定式”结构。该结构由疑问代词(what,who,whom,which)/疑问副词(when,where,why)/连接词(whether)后面接带to的动词不定
6、式构成,起名词的作用,在句中可以作主语、表语、动词(或介词)的宾语等。本题中该结构作主语。,答案:A,3.作表语 不定式作表语放在be和其他系动词后,用来说明主语的 内容。对wish,dream,plan,duty,what等的内容作 进一步说明时常用不定式作表语。To see is to believe.(Seeing is believing.)眼见为实。My plan is to learn 300 words by the end of the month.我的计划是到这个月末记住300个单词。,4.作定语 不定式作定语必须放在被修饰的词的后面。不定式作定语 时与其修饰的词存在下列关系
7、:(1)与被修饰的词有动宾关系 I have a lot of books to read.我有很多书要读。She is a very nice person to work with.她是一个非常好的合作人。,(2)与被修饰的词有主谓关系 He is always the first to come and the last to leave.他总是第一个来最后一个走。(3)与被修饰的词有修饰关系 I am so busy.I have no time to stay with my son.我很忙,没有时间同儿子呆在一起。,温馨提示作定语的不定式和它所修饰的词有动宾关系时,该不定式须是及物
8、的,如果这个不定式是不及物的,它后面就应有必要的介词。He is looking for a room to live in.他在找房间住下。,3.(2009重庆高考)With the world changing fast,we have something newwith all by ourselves every day.A.deal B.dealt C.to deal D.dealing,解析:考查非谓语动词。不定式在这里作后置定语,修饰something,表示要做的事情。其他选项不合题意。,答案:C,5.作宾语补足语 后接动词不定式作宾语补足语的常见动词有:wish,cause,a
9、sk,beg,expect,force,invite,permit,persuade,want,warn,like,order,allow,advise,encourage,request,require,get,remind,teach,send,call on,wait for,would like/love,prefer,arrange for,depend on等。The doctor advised me to give up smoking.医生建议我戒烟。They called on the writer to make a speech.他们要求那位作家作一次演讲。,6.作状语
10、(1)不定式作状语主要是表示目的,可以置于句首或句末,置于句首时通常用逗号隔开。Your friend did all she could to help them.你的朋友已尽她的一切力量帮助他们了。To make a living,she works hard.为了谋生,她努力工作。She decided to work harder in order to catch up with the others.她决定更加努力地学习,以赶上别人。,4.(2009全国卷)The children all turnedthe famous actress as she entered the cl
11、assroom.A.looked atB.to look at C.to looking at D.look at,解析:考查非谓语动词。句意:当那个著名的女演员进教室时,孩子们都转身去看她。动词不定式作状语多表示目的。,答案:B,5.(2009北京高考)All of them try to use the power of the workstationinformation in a more effective way.A.presentingB.presented C.being presented D.to present,解析:考查句子结构。句意:他们都努力使用工作站的力量以便用一
12、种更有效的方式提供情报。to present information in a more effective way是不定式短语作目的状语。,答案:D,6.(2009天津高考)the project in time,the staff were working at weekends.A.Completing B.Having completed C.To have completed D.To complete,解析:考查非谓语动词。由后半句句意“全体工作人员周末都在工作”可知,前半句表示“为了及时完成那个项目”,故用动词不定式作目的状语。,答案:D,7.(2009辽宁高考),you nee
13、d to give all you have and try your best.A.Being a winner B.To be a winner C.Be a winner D.Having been a winner,解析:考查非谓语动词。B项的不定式表示目的,即要想成为赢家,你必须竭尽全力。其他选项不符合语境。,答案:B,8.(2009江苏高考)Schools across China are expected to hire 50,000 college graduates this year as shortterm teachers,almost three times the
14、number hired last year,reduce unemployment pressures.A.help B.to have helped C.to help D.having helped,解析:考查非谓语动词。从句意可知我国的学校预期要雇用50,000名大学毕业生的目的是缓解就业压力。动词不定式短语to help.在句中充当目的状语。,答案:C,(2)不定式常和only连用,可以作结果状语,但是与分词作状 语不同,不定式所表示的结果往往是出乎意料的或主语不 愿得到的。He hurried to the station only to find the train had le
15、ft.他急 忙赶到车站,却发现火车已经离开了。In the hurricane,a big tree fell onto the road,blocking the way.飓风中一棵大树倒在路上,结果堵住了路。(3)另外“形容词enough不定式”和“too形容词或副词 不定式”也可作结果状语。,温馨提示少数几个表示心情或倾向的形容词,如glad,ready,pleased,willing,anxious,happy,satisfied等用于too.to结构时,不定式表示肯定意义,too前面还可以有only,but等词修饰。,She is(only)too pleased to go hom
16、e.她非常高兴可以回家了。The two men were too anxious to leave.那两个人太急于离开了。(4)作原因状语 We were excited to hear the news.(原因)听到这个消息,我们都很兴奋。,7.作独立成分 英语中常见不定式用作独立成分修饰主句。to tell(you)the truth to be frank(with you)to be honest(with you)to make things worse 更糟的是 to begin/start with 首先 to be sure 无可否认;诚然 to be exact 确切地说
17、To tell the truth,I dont agree with you.说老实话,我不赞成你的意见。,说老实话,二、不定式的时态,三、不定式的语态1.不定式的被动形式 当动词不定式的逻辑主语是不定式所表示的动作的承受 者时,一般要用不定式的被动语态。(1)不定式的被动语态一般式通常表示将来动作。The car needs to be repaired before we go on a trip to Europe.在我们去欧洲之前,这辆车必须修理一下。The press conference is to be held tomorrow.新闻发布会明天举行。,9.(2009山东高考)
18、We are invited to a partyin our club next Friday.A.to be held B.held C.being held D.holding,解析:考查非谓语动词。分析句子结构可知,此处为非谓语动词短语作定语,修饰party,hold与party之间为被动关系,且依据next Friday可知应选择不定式来表示将来,故答案为A。,答案:A,10.(2009安徽高考)The playnext month aims mainly to reflect the local culture.A.produced B.being produced C.to be
19、 produced D.having been produced,解析:考查非谓语动词。根据句中时间状语next month,可知这里表示将要发生的动作,所以用不定式,动词produce与主语the play之间构成动宾关系,所以用不定式的被动形式.,答案:C,(2)不定式完成式的被动语态表示的动作发生在谓语动词动作 之前。The room seems to have been tidied up already.这个房子似乎已经整理过了。2.不定式的主动形式表示被动意义 不定式以主动形式表达被动意义的情况常见于以下几种情况:(1)不定式作定语与被修饰名词构成动宾关系时 Have you go
20、t anything to say for yourself before you end your speech?结束演讲之前你还有要说的话吗?,If you want to make even greater progress in your studies,you still have many difficulties to overcome.如果你想在学业上取得更大的进步,那么你还有许多困 难需要克服。(2)构成“be性质形容词不定式”结构时 常见的此类形容词有easy,hard,difficult,interesting,heavy,pleasant,comfortable,saf
21、e,dangerous,impossible等。,The water is not fit to drink,so hold out until we get to a shop.这水不宜喝。坚持住,我们会找到商店的。Thoughts and feelings of all kinds are easy to communicate with the piano.运用钢琴可以很容易地交流各种思想和情感。,(3)不定式与疑问代词连用时 School uniforms are not cool enough,so students almost dont know what to expect.校
22、服真是不够酷。学生们都不知道该期待什么。In society,I really dont know who to compete fairly with.在社会上,我真不知道应该和谁公平竞争。,(4)某些动词的不定式与be连用时 这类动词常用的有:to blame(责备),to let(出租)等。This house is to let.此房出租。I felt I was to blame for this accident.我感觉这次事故该怪我。,(5)当动词不定式的逻辑主语并非是句子的主语时 此时主动和被动结构都可用,而且在语义上并没有多大 区别。The best thing to do/
23、to be done is to send a telegram to the company.最好是给那家公司发电报。He is the very man to choose/to be chosen for the work.他就是这项工作的最佳人选。,四、与不定式有关的省略1.省略动词不定式符号to的情况(1)动词不定式作feel,hear,see,watch,notice等感官动 词以及have,let,make等使役动词后面的宾语补足语 时,不定式符号to要省略。但如果这类句子变为被动语 态时,就必须带to。We often hear him sing the song.He is
24、often heard to sing the song.,(2)当两个或多个作用相同的不定式并列时,通常只需第一个不定式带to,其余不定式可以不带to。但如果强调对比之意时,则不省略。The students are taught to read,write and do many other things.教学生读、写和做许多其他的事情。Its more difficult to do than to say.做要比说难得多。(强调前后对比),(3)不定式作表语,用来解释主语或主语从句中do的确切含 义时,往往可以省略动词不定式符号to。The first thing she did wa
25、s(to)go up to her trainer and thank her for all her help during her training.她所做的第 一件事是走向她的教练,感谢她在训练中所给予的帮助。What he really hoped to do was(to)stay up late.他真正希望做的是熬夜到很晚。,(4)在but,except后可接动词不定式,其规则是:前有实义 动词do,则but,except后跟不带to的不定式,没有实义 动词do,则后可用带to的不定式。They had nothing to do but wait.They had no choi
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 专题 谓语 动词 ppt

链接地址:https://www.31ppt.com/p-2902575.html