2022年八年级下册unit 2动词不定式复习课件.ppt

.动词不定式动词不定式To do that sort of thing is foolish。I want to see you this evening.All you have to do is to finish it quickly.We found a house to live in.She came here to study English. I warned the patient not to eat cold water after the operation. 主语主语 宾语宾语表语表语 定语定语 状语状语 宾补宾补作主语作主语To master a foreign language is really important nowadays.To give up smoking is right.1.当今掌握一门外语真的很重要。当今掌握一门外语真的很重要。2. 放弃吸烟是对的。放弃吸烟是对的。lTo die for the people is a glorious death.lTo see is to believe.lIt做形式主语。做形式主语。lIt takes me half an hour to go to school by bicycle.lIt is impossible for me to go there within half an hour.作宾语作宾语Fred didnt have any money, so he decided to look for a job.He promised not to tell anyone about it.1. Fred 没有钱，所以他决定找一份工作。没有钱，所以他决定找一份工作。2. 他答应不告述任何人这事。他答应不告述任何人这事。lHe managed to finish his homework in time.lShe pretended to be ill.l I think it possible to master at least one foreign language in middle school.lThey have no choice but to stay there.lmanage, dicide, hope, offer, pretend, promise, agree, fail, etc.作表语作表语My job is to teach English.To see is to believe.1. 我的工作是教英语我的工作是教英语。2. 眼见为实。眼见为实。l不定式做表语，其逻辑主语不是句子的不定式做表语，其逻辑主语不是句子的主语。主语。lHer wish is to become a teacher.lOur main task is to develop the students ability to solve problems.lWe are to take part in military training next month.作定语作定语Do you have anything to say?1. 你有什么要说的吗你有什么要说的吗?2. Betty是第一个知道这真相的人是第一个知道这真相的人 Betty was the first to know the truth.l不定式作定语位于被他修饰的名词或代词之后；不定式作定语位于被他修饰的名词或代词之后；不定式和它所修饰的词之间有动宾关系不定式和它所修饰的词之间有动宾关系lI have a letter to write.l但是不定式后面是不及物动词，后面须有必要但是不定式后面是不及物动词，后面须有必要的介词。的介词。lI want a box to put my pencils in.lXiao Li is a very nice person to work with.lThis is a good place to have a holiday.作状语作状语He spoke loudly (so as / in order) to be heard.They jumped with joy to hear the news.Im too tired to walk any further tonight.目的状语目的状语.原因状语原因状语.结果状语结果状语l 不定式做目的状语：不定式做目的状语：to, in order to, so as tol 做结果状语：做结果状语：tooto, only to(没想到会没想到会) , enough to,l They are too young to understand what I have said.l He hurried to the station only to find that train had left.l He is old enough to go to school.l Glad, anxious, ready, pleased, happy, willing 作宾补作宾补She asked me to stay there.1. 她叫我呆在这儿。她叫我呆在这儿。2.请允许我介绍请允许我介绍Mr. White给你们。给你们。 Please allow me to introduce Mr. White to you.注意注意A.有些动词做宾补后面的不定式有些动词做宾补后面的不定式不带不带to，如如feel（一感）（一感）hear,listen to（二听）（二听）make, have, let（三让）（三让） see, watch, notice, look at, observe（五看）（五看）.I heard them sing a pop song .The teacher made me answer the question.We watched them play football .lhelp sb (to) dol不定式做宾补改成被动语态，不定式做宾补改成被动语态，to不可省略。不可省略。lShe was seen to take away the magazines.lThey were made to leave their country.lWe were helped to overcome the difficulties.l但是但是let是被动语态，仍可省略是被动语态，仍可省略tolHe is not let go by the policeman.lwatch&have 不可改成被动语态。不可改成被动语态。lI watched him play the piano.lShe had me do it for her.注意注意 B. 动词不定式的否定式只须在动词不定式的否定式只须在to 前加前加 not.My father decided not to take up the job.The teacher told us not to be late again.注意注意C. 带疑问词的动词不定式在带疑问词的动词不定式在to 前加疑问词前加疑问词。Mr.Lin will teach us how to use the computer.Can you tell me where to get the book?注意注意D. 作简短回答或避免不必要的重复时作简短回答或避免不必要的重复时，动词不定式常常省去，动词不定式常常省去to 后面后面的动词的动词，只，只保留保留to 。A:Would you like to come to my party?Mary wanted to use my bike, but I asked her not to ( use my bike).B: Yes , Id love to ( come to your party).Mary想用我的自行车，但我叫她别用。想用我的自行车，但我叫她别用。动词不定式的时态动词不定式的时态1. I opened the door to enter the room. 2. Mr. Smith is going to attend the meeting to be held tomorrow. 一般式一般式( to do ).不定式的一般式所不定式的一般式所表示的动作（状态表示的动作（状态）与谓语动词几乎）与谓语动词几乎同时发生或不强调同时发生或不强调时间性，或之后发时间性，或之后发生。生。.完成式（完成式（to have done)1. I am sorry to have kept you waiting so long.2. You seemed to have read the novel written by Mr. Smith.如果不定式表如果不定式表示的动作发生示的动作发生在谓语之前。在谓语之前。.进行式进行式( to be doing)1. I am very glad to be working with you.2. He pretended to be reading when his mother came in. 强调不定式所表示的强调不定式所表示的动作正在进行。动作正在进行。动词不定式的语态动词不定式的语态.主动式主动式( to do / to be doing /to have done)1. We want to learn English well.2.Robert is said_abroad, but I didnt know what country he studied in. to have studied B.to studyC. made D. to make当不定式逻辑上的主语是不定式所表示动当不定式逻辑上的主语是不定式所表示动作的执行者时作的执行者时.被动式被动式( to be done / to have been done)1. He didnt like to be laughed at.2. He claimed _in the supper market when he was doing shopping yesterday. being badly treated B.treating badlyC. to be treated badly D. to have been badly treated.当不定式逻辑上的主语是不定式所表示当不定式逻辑上的主语是不定式所表示的动作的承受者时的动作的承受者时.l固定结构固定结构lTo tell the truth, to begin with, to be frank, to conclude, to be honest, to make a long story short, etc.l不定式省略不定式省略to的情况的情况l1. See, watch, ovserve, notice, hear, feel, took at, listen to.l2.make, let, have, (get sb to do)l3. why notl4. had better, would rather(than), cannot but, do nothing but.l不定式的复合结构不定式的复合结构lfor sb to do sth. of sb to do sthIt is very important for us to stud hard. These desks are for the new teachers to use.Its kind of you to repair my bicycle. The purpose of new technologies is to make life easier_ it more difficult. A. not make B. not to make C. not making D. do not make 2. Ive worked with children before, so I know what _ in my new job. A. expected B. to expect C. to be expecting D. expects考题汇集考题汇集：3. Charles Babbage is generally considered _the first computer. to invent B. inventing C. to have invented D. having invented4. Allen had to call a taxi because the box was _ to carry all the way home. much too heavy B. too much heavy C. heavy too much D. too heavy much5. The boy wanted to ride his bicycle in the street, but his mother told him _. A. not to B. not to do C. not do it D. do not to6. Little Jim would love _ to the theatre this evening. to be taken B. to take C. being taken D. taking7.There are five pairs _,but Im at a loss which to buy. to be chosen B. to choose from C. to choose D. for choosing8. _late the next morning, Bob turned off the alarm. A. To sleep B. Sleeping C. Sleep D. Having sleep 9. With a lot of difficult problems _,the newly-elected president is having a hard time. settled B. settling C.to settle D. having settled10. The teacher asked us_so much noise. A.dont make B. not makeC. not making D. not to make11. The light in the office is still on. -Oh, I forgot . A. turning it off B. turn it off C. having turned it off D. to turn it off12. She cant help _ the house because shes busy making a cake. A. to clean B. cleaning C. Cleaned D. being cleaned13. Not everybody has the ability in public. A. of speak B. speaking C. spoken D. to speak14. Mary is always the first student14. Mary is always the first student to answer the to answer the teacherteachers questions in class.s questions in class. A. rising B. to rise A. rising B. to rise C. rose D. risenC. rose D. risen15.15.Would you be so kindWould you be so kind us out? -With us out? -With pleasure.pleasure.A. helping B. in helping C. help D. as to helpA. helping B. in helping C. help D. as to help打扫干净打扫干净clean up v.clean-up n.大扫除大扫除clean up v.“打扫打扫”。Please clean up your bed and clothes.请整理一下你的床铺和衣服。请整理一下你的床铺和衣服。clean up n.“扫除扫除”。You must give your classroom a goodclean-up. 你必须对教室进行彻底地打扫。你必须对教室进行彻底地打扫。Section AWarming upWould you like to be a person who can help others?Would you like to be a person who has to be helped by others? We have heard of many good deeds done by volunteers all over the country. They are great. They give people help without hope of reward.There are many other ways you could help people.You could help clean up the city parks.You could cheer up(使使某人高兴某人高兴) )the sick people in the hospital . You could help sick people in the hospital.You could help stop hunger.They are hungry and homeless.If I had lots of money, I wouldset up a Hope Schoolhelp poor kids建立、建造建立、建造=establishYou could give out(分发分发, ,派发派发)food at the food bankDo you often help others?Tell us something about the last time you helped others.I helped my classmate with math.I helped my parents with the housework.I _.I _.I _.Practice the conversation below. Then have similar conversation using the information in activity 1b.sign n.标牌，招牌标牌，招牌A group of students are planning a City Parks Clean-Up Day. They are talking about ways to tell people about the Clean-Up Day. Listen and fill in the blanks.We need to come up with a plan.We cant _ _ making a plan. Clean-Up Day is only two weeks from now.Ill _ _ all our ideas.We could _ _ signs.Ill _ _ advertisements after school.We could each _ _ ten students and ask them to come. put off write down put up hand out call up lWe cant put off making a plan.lput off 推迟推迟 v.+adv. 结构结构lput away 将将.收起来收起来 put on 穿上；上演穿上；上演lput down 放下；记下放下；记下 put out 熄灭；伸出熄灭；伸出lput back 放回原处放回原处 put up 张贴，搭建张贴，搭建1. help sb. out “帮助某人解决难题”。 I cant work out this math problem. Please help me out. (1)help sb. with sth. =help sb. do/to do sth在某事上帮助某人。I help him with his English every day. (2)help oneself to sth.随便吃食物等随便吃食物等。 Help yourselves to apples, boys.（3）with the help of =with ones help在在的帮助下的帮助下。 With the help of the teachers, I get good grades in all subjects.2 They told me stories about the past and how things used to be.他们给我讲过去的生活经历，讲过去是什他们给我讲过去的生活经历，讲过去是什么样子的。么样子的。used to 过去过去.曾经曾经.She used to live in that city before.used to do 过去常做某事，现在不那样过去常做某事，现在不那样了了Did you use to sing when you do housework?be used for +n./v.-ing 被用于被用于get / be used to doing sth 习惯于做某事习惯于做某事3 I get such a strong feeling of satisfaction when I see the animals get better and the look of joy on their owners faces.当我看到动物们（病情）渐好，看到主人当我看到动物们（病情）渐好，看到主人脸上的喜悦表情时，我产生出那么一种脸上的喜悦表情时，我产生出那么一种极强的满足感来极强的满足感来.How did you get such an idea? 产生产生He got angry with me after that. 变得变得lfeeling cn. 感觉；触感感觉；触感lfeel 连系动词连系动词 觉得，感受到觉得，感受到lsatisfaction un 满足；满意满足；满意 dissatisfactionlsatisfy v. 使满意使满意 satisfied adj. 满意的满意的lbe satisfied to do sth 对做某事感到满意对做某事感到满意lbe satisfied with 对对.感到满意感到满意lowner cn. 物主；主人物主；主人lown adj. 自己的自己的 一般用于形容词性物主代一般用于形容词性物主代词或名词所有格之后以加强语气。词或名词所有格之后以加强语气。lown vt 有；拥有有；拥有 相当于相当于havelof ones own 属于某人自己的属于某人自己的4 She could read by herself at the age of four.I could cook by独自地独自地 myself (when I was ten) at the age of ten 在。岁在。岁在时候在时候.5 Volunteering here is a dream come true for me.在这里当志愿者对我来说是梦想成真。在这里当志愿者对我来说是梦想成真。I got the latest CD player as a birthday present yesterday. It was just a dream come true!昨天我收到了最新的昨天我收到了最新的CD播放器作为一份生播放器作为一份生日礼物，真是梦想成真了。日礼物，真是梦想成真了。 to be to learn to care to look to help to do put off call upcome up with cheer up put up hand outgive out to make to do to helpto spend to visit to movelraise money 筹集钱lraise vt 筹集，征集lraise 的其他用法：l1.vt. 举起，抬起 eg:Please raise your hands!l2.vt.种植 l3.vt.饲养，供养 eg：She likes to raise a dog.lI want to travel alone.lalone adv. 用在n.或代词之后，意为“只有； 仅仅” adj. 独自的；单独的lonely adj. 孤独的；寂寞的；偏僻的 有感情色彩eg：He lives alone but doesnt feel lonely.Offer your help. Talk with your partners about what kinds of volunteer work you could do:A: Id like to help the old. What could I do?B: You could give them medical service.