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2022年高中英语 Unit1 Living well Grammar导学案 新人教版选修7学习目标:让学生学习动词不定式的用法;预习案语法感知: 动词不定式的用法;读下列句子,判断动词不定式在句子中句子成分;1. It is right to give up smoking.( )2. He wanted to go .( )3. I find it very interesting to study English.( )4. He asked me to do the work with him.( )5. The farmers thought of ways to protect their crops.( )6. We turned the lights off not to waste electricity.( )7. He hurried to the school, only to find nobody there.( )8. My job is to help the patients.( )9. To tell the truth, I dont agree with you.( ) 探究案.动词不定式的形式;一般式:to do/ to be done(表示的动作通常与谓语动词所表示的动作同时发生或是在它之后发生)I plan to attend the meeting to be held tomorrow.进行式:to be doing(不定式的动作与谓语动词所表示的动作同时发生)I am very glad to be working with you.完成式:to have done/to have been done(不定式的动作在谓语动作所表示的动作之前发生)Im very sorry to have kept you waiting.动词不定式的结构;1. 带to的动词不定式;有些动词能直接跟带to的动词不定式;如:ask,tell, hop,decide,want,forget.,stop等。2. 不带to的动词不定式;1) 在feel,hear,listen to,let,make,have, see,look at,watch, notice.observe等使役动词和感官动词后,动词不定式作宾补时不带to。I often hear him sing the song.2) 在would rather(would sooner,had rather, had sooner)-than,rather than等结构中than之后用不带to的不定式I would rather go than stay.3) 在why do sth? Why not do sth结构中不带to Why not do it right now?4) 在cannot but,cannot choose but,cannot help but之后的动词不定式不带to.I cannot but admire his courage.我只有佩服他的勇气。5) 动词不定式在介词but,except,besides后面是,如果这些介词之前有行为动词do的各种形式,那么这些介词后的动词不定式不带to,否则要带toShe could do nothing but cry.I have no choice but to accept the fact.6) had better 后跟省略to的不定式。You had better go home now.动词不定式在句中的作用动词不定式在句中可以作主语、宾语、表语、宾语补足语、定语或状语。1作主语:To do morning exercises is useful for our health.To know something about English is one thing; to know English is quite another.2作宾语:1)及物动词(短语)agree, want, wish, hope, refuse, manage, ask, offer, promise, pretend, decide, learn, determine, expect, beg, choose, force, intend, attempt, care, fail, hesitate, claim, long(v.), strive, plan, prepare, would like(love, prefer)等后面要求接动词不定式作宾语。She had agreed to go and see a movie with him.They walked because they couldnt afford to take a taxi.2)当动词不定式作宾语时,若其后跟一个宾语补足语,则往往用it作形式宾语,而将真正的宾语移至句末,以使句子重心后移,即构成句型“主语谓语动词it宾补(形容词或名词)动词不定式(短语)其它成分”。能用于这种句型中的谓语动词常见的有:think, feel, imagine, consider等。I thought it impossible to arrive there in half an hour.I feel it my duty to say that you are wrong.3)动词不定式一般不用作介词的宾语,但是介词(短语)but, except, besides, instead of等后面可以接动词不定式作宾语。The prisoner had no choice but to obey.Nothing remained for us to do, except to clean the dishes.除了洗盘子,我们没有什么事可干。3作宾补:They told him not to be late again.The parents dont allow their children to go out at night.(1)在make, let, have, see, hear, watch, notice, feel, observe, listen to, look at等动词(短语)后的复合宾语中,不定式要省略to;变为被动语态时,to不能省略,此时不定式作主语补足语。They were made to work day and night.The boy was seen to enter the room.(2)有些动词如think, consider, believe, know, find, expect等用“to be形容词或名词”作宾语补足语,to be有时可省略。We consider you(to be)the best man for the job.He thought the answer(to be)interesting.。4作表语:Your job today is to clean the playground.你今天的工作是打扫操场。Her wish is to go to a medical college.她的愿望是上医学院。5作定语:Let us give him something to eat.让我们给他一些东西吃。We have much homework to do tonight.今晚我们有许多家庭作业要做。1)动词不定式常常放在名词或不定代词的后面作后置定语,其逻辑主语往往是句子的主语,故动词不定式作定语时往往用主动式;如果动词不定式的逻辑主语不是句子的主语,该动词不定式要用被动式。Do you have anything to do tonight?(2)不定式作定语,往往表示尚未发生的动作,与所修饰的词构成动宾关系。如果不定式的动词是不及物动词,则必须带有适当的介词。She is a very nice person to work with.You must find a place for us to live in before dark.6作状语:(1)作目的状语。通常放在句末;为了强调目的或意义,也可放在句首。They took me away from my work just to ask me some questions.(2)作结果状语。有时采用enough to, so.as to或too.to这类结构。What has he done to make you so happy?(3)作原因状语。常用于“主语be某些形容词动词不定式”结构。There is no doubt that Mrs. Li will be glad to look after the boy.毫无疑问,李太太将很高兴照料这个小训练案单项填空1With Fathers Day around the corner, I have taken some money out of the bank_presents for my dad.Abuy Bto buy Cbuying Dto have bought2 I have a lot of readings_before the end of this term.Apleting Bto plete Cpleted Dbeing pleted3.That is the only way we can imagine_the overuse of water in students bathrooms.Areducing Bto reduce Creduced Dreduce4. We were astonished_the temple still in its original condition.Afinding Bto find Cfind Dto be found5.Its no use having ideas only.Dont worry. Peter can show you_to turn an idea into an act.Ahow Bwho Cwhat Dwhere6.In many peoples opinion, that pany, though relatively small, is pleasant_.Ato deal with Bdealing with Cto be dealt with Ddealt with7.My parents have always made me_about myself, even when I was 12.Afeeling well Bfeeling goodCfeel well Dfeel good8.There is nothing more I can try_you to stay, so I wish you good luck.Abeing persuade Bpersuading Cto be persuaded Dto persuade9Energy drinks are not allowed_in Australia but are brought in from New Zealand.Ato make Bto be made Cto have been made Dto be making10.The first one_can get the teachers present.Aarrives Barrived Carriving Dto arrive11Would you like to know something about my foreign teacher?Oh, I remember_about her yesterday.Atelling Bbeing told Cto tell Dhaving told12My puter is out of order and_.Awants to repair Bneeds to be repairedCneeds to be repairing Drequires being repaired13He could do nothing but_for his mother at the bus stop.Ato wait Bwaiting Cwaited Dwait14Im sorry, but I didnt mean_out your secret.But you know, letting out ones secret means_ones feelings.Ato let; to hurt Bletting; hurtingCto let; hurting Dletting; to hurt
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