2022年动词不定式用法及练习 .pdf
《2022年动词不定式用法及练习 .pdf》由会员分享,可在线阅读,更多相关《2022年动词不定式用法及练习 .pdf(7页珍藏版)》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、学习好资料欢迎下载动词不定式用法及练习动词不定动式是一种非谓语动词形式,它没有人称和数的变化,在句子中不能作谓语,但可以作除谓语之外的其它任何句子成分(主语、表语、宾语、宾语补足语、定语和状语);动词不定式具有名词、形容词和副词的特征,同时还保持动词的某些特点,既可以有自己的宾语和状语,动词不定式和它的宾语和状语构成不定式短语。一、构成: to do .否定式not to do 二、常见时态:一般时to do 进行时to be doing 完成式to have done 完成进行式to have been doing 三、动词不定式在句子中的成分1、作句子的主语:现实中常用it 作形式主语,而
2、把真正的主语动词不定式(或短语)后置。比较下列句子To learn from your friends is important.=It is important to learn from your friends . To leave without saying goodbye is impolite.= It is impolite to leave without saying goodbye. 句型总结It is + adj. + of sb. to do = sb. isare +adj. +to do在以某些表示人的品质、特征等的形容词(如 kind、good、nice、wro
3、ng 、clever、right 等)作表语时, 不定式之前常加一个引起的短语,说明不定式指的是谁的情况。(可以理解为某人的好,坏,聪明,愚蠢,对,错等等)It is very kind of you to help me. Its not polite of him to speak to old people like that. It is + adj. + for sb. to do sb. isare +adj. +to do如果要说明不定式表示的动作是谁做的,则在不定式前加一个for 引起的短语,即不定式的逻辑主语。It is necessary for us to study h
4、ard. It is easy for him to speak English. 动词不定式作主语1. Its our duty _ the room every day. A. to clean B. cleaned C. clean D. cleans( 甘肃省 ) 2. Its hard for us _ English well. A. learn B. learns C. to learn D. learning( 江西省 ) 3.建造这座立交桥将花费工人们一年多的时间。It will _ the workers over a year _ _ the flyover.(北京市海淀
5、区) 4. Its very nice _ you to get me two tickets _ the World Cup. A. for , of B. of , for C. to , for D. of , to 2、作句子的表语:不定式放在be 动词后面,用作表语如:Her dream is to be a policeman. My job is to help the patient. Your task is to clean the classroom. The best way is to talk to your parents. His plan is to trav
6、el to Beijing this summer. My purpose is to help you solve this problem. 3、作句子的宾语:不定式放在及物动词后,用作宾语。能跟不定式作宾语的动词(及物)很多,常见的有want, like, hate, wish, hope, prefer, try, ask, start, begin, decide, learn, choose, agree, expect, remember, forget, plan, decide, would like, need, choose, agree, promise, refuse
7、, set out, manage, pretend, 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 1 页,共 7 页 - - - - - - - - - - 学习好资料欢迎下载I want to go home. The workers demanded to get better pay. They began to read and write. She forgot to close the door. He wanted to borrow my CD player. I hope to s
8、peak English well. 有些动词既可跟不定式作宾语,也可跟动名词作宾语,但含义不同:forget to do sth.忘记要做某事forget doing sth.忘记曾经做过某事stop to do sth. 停下来去做某事stop doing sth.停止做某事go on to do sth.继续做另一件事go on doing sth.继续做原来在做的事need to do sth.需要做某事need doing sth. 需要被做Dont forge to turn off the lights before leaving. This bike needs repair
9、ing/mending. 注意 1: 动词不定式作宾语时如带有宾语补足语,则要把不定式放在后面,用 it 作形式主语,构成“主语 +动词 +it+宾补(形容词、名词)+不定式”结构I found it necessary to talk to him again. I found it important to learn English. I fond it difficult to learn physics. 注意 2:常用带 to 的动词不定式作宾语补足语的动词有want, ask, tell, order, get, wish, allow, invite, teach, encou
10、rage, beg, 等。构成“ vt,+sb.+(not)to do sth. ”结构。The teacher told us to read the text. He asked me not to tell you the news. His parents didn t allow him to play. I expect you to give me some help. Mrs. Read whishes her son to learn English well. 注意 3: 不定式作宾补省去to 的情况 (在被动语态中则to 不能省掉 ) 常用省去to 的动词不定式作补足语的
11、动词有:“一感(feel)、二听( hear, listen to)、三让( make, let, have)、五看( look at, see, watch, notice, observe)” help 可带 to,也可不带to help sb (to) do sth I made him to do his work. .-make sb.do sth. Please listen to me to sing this song again.-listen to sb.do sth. I felt someone to open my door.-fell sb.do sth. The
12、boss made the girl to work ten hour a day.-make sb.do sth. You must watch me to do everything-watch sb.do sth. Internet bars mustnt let anybody watch bad things, especially children.-let sb.do sth. He often helps (to) clean the room. Mr. Zhang always helps us (to) learn English. 被动语 to 要加上He was mad
13、e to do his work (by me) He was heard to speak in the next room. John was made to wash the car for a week as a punishment. 专项练习: 1. He wants _ some vegetables. A. buy B. buying C. to buy D. buys (山西省 ) 2. Dont forget _ your homework with you when you come to school. A. to bring B. bringing C. to tak
14、e D. taking (福建省 ) 3. He found it very difficult _. A. sleeping B. sleepsC. slept D. to fall asleep ( 湖南省 ) 不带 to 的动词不定式1. We saw him _ the building and go upstairs. A. to enter B. enter C. entering D. entered ( 河南省 ) 2. So much work usually makes them _ very tired. 精品资料 - - - 欢迎下载 - - - - - - - - -
15、 - - 欢迎下载 名师归纳 - - - - - - - - - -第 2 页,共 7 页 - - - - - - - - - - 学习好资料欢迎下载A. to feel B. feels C. feeling D. feel (吉林省 ) 3. Your father is sleeping. Youd better _. A. not wake up him B. not to wake up him C. not wake him up D. not to wake him up ( 陕西省 ) 4. I was made _ my homework in the afternoon.
16、A. do B. doing C. to do D. did ( 贵州省 ) 作句子的定语 :不定式作定语时,应放在被修饰词的后面作后置定语。如果不定式中的动词是不及物动词 ,则不定式中要有介词. I want to get something to read during the holiday. We have a lot work to do . She is the first person to think of the idea. I have something interesting to tell you. He is looking for a room to live i
17、n .-live是不及物动词There is nothing for us to worry about.-worry是不及物动词Mr Wu is always the first to come and the last to leave. T here is no need to trouble him. 没有必要去烦他Have you got anything important to tell me? 重要的事情去告诉我Ive got nothing to worry about. 没有什么去担心专项练习: 1. Would you like something _? A. drink
18、 B. drinking C. to drink D. drinks (湖北省 ) 2. I have a lot of homework _. A. do B. doing C. did D. to do ( 河南省 ) 3. He is not an easy man _. A. get on B. to get on C. get on with D. to get on with (山东省 ) Key: 1. C 2. D 3. D 某些动词后面接不定式和接动词-ing 形式的区别1. Please stop _ a rest if you feel tired. A. to have
- 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:
- 2022年动词不定式用法及练习 2022 动词 不定式 用法 练习
限制150内