中考英语复习-动词不定式-课件.pptx

1、初中英语动词不定式1学科特点非谓语动词是初中英语的语法重点之一，也是每年中考英语试题的考点之一。常见题型：选择题、翻译、书面表达非谓语的考查方向:动词不定式、动词-ing形式及过去分词，其中尤以不定式和-ing形式为重。2多元导学to+动词原形不定式：To be or not to be,that is the question.William Shakespeare3互动精讲不定式的结构 to+do(动词原形)否定结构：not to do注意：注意：to不是介词，而是动词不定式的符号，无不是介词，而是动词不定式的符号，无任何实际任何实际意义意义。He plans to go to Jinan

2、 for a holiday.不定式特点：没有人称、数的变化在句中做除谓语之外的几乎所有成分，如主语、宾语不定式的结构：4作表语2作宾语3作定语4作宾补5作主语1作状语65To see is to believe.To learn English well is important.subject subject作主语16作主语1It is important to learn English well.学好英语是重要的。学好英语是重要的。subject小傀儡小傀儡Its+adj.+to do sth.7 _ (travel)around China _(be)my dream.Its our

3、 duty _ (clean)the classroom.Its important _ us _ healthy.A.of,kept B.for,kept C.of,to keep D.for,to keep Its nice _ him _ care of his young brother.A.of,took B.of,to take C.for,to keep D.for,took To travelto cleanisTo doTo do作主语，作主语，谓语用单数谓语用单数典型例题引申句式：1.Its+adj.(修饰动作)+(for sb.)+to do sth.2.Its+adj.

4、(修饰人)+(of sb.)+to do sth.8作表语2My work is to clean the room every day.动词不定式可以放在be动词后作表语表语：系动词之后，表明主语性质、状态、身份表语：系动词之后，表明主语性质、状态、身份9作宾语3I hope to have a party tomorrow.decide 决定；expect期望；forget忘记；fail 失败；try尽力hope to do sth.prefer 更喜欢.10背诵：及物动词+to do口诀：想要学习 早打算 (want learn plan)快准备 有希望 (prepare hope wi

5、sh expect)同意否 供选择(agree offer choose)决定了 已答应(decide promise)尽力去 设法做(try manage)别拒绝 别假装(refuse pretend)失败不会属于你 (fail)11 常见既带to do，又带doing作宾语（常考词汇）like/love to do(一次性的动作)like/love doing(习惯/经常性的动作)forget/remember to do(未做)forget/remember doing(已做)stop to do(停下当下做的事去做另一件事情)stop doing(停止正在做的事情)to dodoing

6、forget/rememberlike/lovestop/go on两件事情I forgot to bring my homework.She likes to swim.Im tired.Lets stop to have a rest.已做/未做两件事情12It作形式宾语It在句中作形式宾语，真正的宾语是后面的不定式短语。句型：主语 find/think/feel/consider/suppose/believe it 形容词 to do sth.I find it difficult to learn physics.我发现学习物理很难。13作定语4I am not free now.I

7、 have lots of things to do.动词不定式通常位于被修饰的名词后，作后置定语定语：紧跟名词/代词，限定、修饰其品质特征，作用相当于形容词14作宾补5Tina told her sister to turn down the TV.tell sb.to do sth.ask;want;teach;wish;invite;encourage;help；promise；get；宾语补足语：用来说明宾语的性质，身份，特征和行为等情况。remind15她 的 黑 胖 娃 娃 哦tell sb.to do sth./It takes sb.to do sth.decide sb.to

8、 do sth.encourage sb.to do sth.want sb.to do sth.ask sb.to do sth.plan sb.to do sth./promise sb.to do sth.help sb.do sth.would like sb.to doallow sb.to do sth.offer sb.to do sth.常考动词不定式作宾语补足语：16四看一感三让二听look at,see,watch,noticemake,let,havefeelhear,listen to(to)doThe boss makes the workers (work)for

9、12 hours a day.work半个帮：help不定式做宾补，省略to的情况17状语：附加成分，修饰时间、地点、目的、原因、方式、结果作状语6目的状语目的状语结果状语结果状语原因状语原因状语To save time,we took the plane to Beijing.to do可替换为可替换为in order to/so as to+doThe room is large enough to hold 20 people.Im glad to see you.常与常与enough/too连用连用常与喜怒哀乐常与喜怒哀乐等情绪连用等情绪连用18用所给单词适当形式填空1.Its imp

10、ortant for your health _(get)up early.2.The child ran up _(say)hello to his uncle.动词不定式作主语Its+形容词+for sb.to do sth.to get动词不定式作状语表示目的to say191.She decided _ some English clubs and practice her spoken English.A.join B.joined C.joining D.to join2.My parents often tell me _ too much junk food because i

11、ts bad for my health.A.dont eat B.not to eat C.eat D.to eat3.My parents dont allow me _ TV on school nights.A.to watch B.watch C.watches D.watching4.I find _ not easy for us to train a dog.A.that B.it C.this D.oneBDBA感受进步205.-What did Spud Webb do after he was refused to play in the senior school?-H

12、e practiced even harder and he got the coach _ his mind and went on _ leader of the team.A.to change;becomingB.changing;becomingC.to change;to becomeD.changing;to become6.Nowadays,many people prefer _ in the countryside _ the fresh air.A.to live;to enjoying B.living;to enjoying C.to live;to enjoy D.living;to enjoy7.对青少年来说，在学习爱好之间达成平衡是非常重要的。_CC its very important for teenagers to achieve a balance between study and hobbies.21要点回顾不定式结构不定式作宾语；to do/doing作宾语的区别不定式作宾语补足语It作形式宾语的句型22