动词(非谓语情态)wei.ppt

,动词 verb,连系动词+adj. /n.,连系动词本身有词义，但不完整，不能单独作谓语，必须跟表语一起构成合成谓语，说明主语的状态、特征、性质或身份。 连系动词可具体分为三类： 1、表示状态的动词be 2、表示“感觉”的词 3、表示“变”、“变成”的意思的词,1、表示状态的动词be be, stay, keep, seem 2、表示“感觉”的词，如look（看起来），seem(看起来似乎)，feel（觉得，摸起来），smell（闻起来），sound（听起来），taste（尝起来）等 3、表示“变”、“变成”的意思的词 如become, get, grow, turn, go, 解释为“变”、“变得”,情态动词,can, could, may, might, must, should , ought to, neednt ,情态动词 can/may/must/neednt 的基本用法：,can: 能； 能够 may: 可以 must: 必须；应该 need: 不必,practice,1. I _ speak a little English, but I _ speak French. 2.Cars _ stop when the traffic lights are red. 3.A:Must I finish my homework before supper? B: No, you _. 4. .-Mum, Ive finished homework._ I go out and play for a while? -No, Im afraid not. I have some other exercises for you.,回答must开头的一般疑问句, 否定回答用neednt或dont have to,表示“不必“没有必要“ mustnt,因为mustnt表示禁止或不许,意思是“决不许“的意思 .,can,must,neednt,May,cant,5.-Must I finish reading the book today? -No. You _ to if you have something else to do. 6. You _ play football in the busy street. It is too dangerous. 7. You _ to buy an English dictionary. It is useful to you.,dont have,mustnt,need,情态动词can/could表示“能力”,Can用来表示现在的 能力 Could 用来表示过去的能力,Attention: be able to: 能；能够,比较can 和be able to,1.两者都可以用来表示能力。 2.can只有现在时(Can)和过去时 (could)，而be able to可用于多种时态。 can与be able to；不能重复使用,practice,I _ come back in a few months. He _ get there before dark. He _ finish the work today.,will be able to,isnt able to,can/ is able to,1. you speak Japanese? (can,cant),Can,Yes, I ./No, I .,can,cant,2. you play the piano last year? ./No,I (could,couldnt),Yes,I,Could,could,couldnt,3. you ride a horse? (can, cant),Can,Yes, I ./No, I .,can,cant,4. you ride a bicycle when you were young? (could ,couldnt),Could,Yes, I ./No, I .,could,couldnt,Practice,5.The boy_ answer this kind of hard questions one year ago. 6. _she ride when she was three years old? 7. _you mend my car? I_ not start it. 8. I have my own room in my house, so I_do what I want in it. 9._you play the piano when you were eight?,could,Could,Can,can,can,Could,情态动词can/could表示“可能性”,Fire can be dangerous if we are not careful.,Anything could happen to her at that moment.,can /could都可以用来表示 “现在的可能 性”，但could的可能性要小一些； could 还可以用来表示 “过去的可能性”,practice,1. We are so busy that we _ finish the task before tomorrow. 2. I forgot my key. I _open the door just now.,3. The sun is shining. It _a nice day today.,4. School finishes at 4 p.m. The bus leaves at 4.10 p.m. So we _take the bus.,cant,couldnt,can be,can,5.Who is the man over there? Is it Mr Li? -No, it _be him. Mr Li is much taller. 6.I _ use the computer last year. I think it was too difficult for me at that time. 7.I want to row a boat but I_. 8. -Listen! Someone is singing in the next room. Whos it ? -I am not sure. It _ be Millie,cant,couldnt,cant,could,情态动词can/could/may/might 表示 “请求；许可”,Can I borrow your boots, Tom? Could I go there tomorrow, Mum?,Can is used with friends. ( Informal ),Could is used with teachers, adults and strangers. ( Formal ),Yes , you can.,May I use your computer, Mr Wu? Might I use your computer, Mr Wu?,May is used in the formal situation. ( Formal and polite ),Might is very polite and rarely used. ( Very formal ),Yes ,you may/can.,情态动词 shall, should, must提建议,1.我们谈谈好吗？ _ we talk? 2.下一步我们该怎么做？ What _ we do next ? 3. 你必须先买票才能进影院。 You _ buy a ticket before you enter the cinema.,Shall,should,用should 比 must 表示更客气,must,用must, mustnt, ought to, ought not to, should, shouldnt 填空,1.You _ be polite to the other people. 2. They _ be back by now. 3. You dont look well. You _ go to see the doctor. 4. You _ walk on the grass. 5. You _ smoke so much. 6. What _ we do now?,must,should,ought to,mustnt,ought not to,mustnt,should,ought to do表示 “应该”= should,We ought to help each other in our study. You ought not to write so carelessly.,We should help each other in our study.,You should not write so carelessly.,neednt + do意为 “不必”,We neednt hurry. Must I come? Yes, you must. / No, you neednt. Must she finish the homework first? No, she neednt.,need to do (need为实义动词),Mr Jiang no longer needed to do housework because he had a robot. You need to read the instructions again. Does he need to know it? You dont need to do it yourself.,dare做情态动词/行为动词 , 表示”敢”,I dare go home alone. Dare you go home alone? I darent go out alone at night.,dare to do (dare为行为动词),I dare to go out alone at night.,The girl didnt dare to go home yesterday.,Nobody dares to suspect him.,非谓语动词 (do, to do, doing),动词不定式 to do的基本形式,to do (肯定形式) not to do (否定形式),基础检测：,Would you like _(have) something to eat? They preferred _ (take) part in the evening party at last. Dont forget _(turn) off the lights before you go out. The boy wants _ (play) basketball every day. 5.They warned us_ (not eat) too much in the evening.,to have,to take,to play,not to eat,to turn,将下列句子译成英语 1.对我们来说学好英语很重要 _is important for us. It is important for us_. 2.他决定第二天早点回家 He decided _earlier the next day. 3.他们不知道怎么做。 They dont know _ .,To study English well,to study English well,to go home,how to do it,(主语）,（宾语）,（宾语）,4.你想要的喝的吗？ Do you want something_? 5. 我们有很多家庭作业要做 We have a lot of homework_. 6. 老师让我们明天把字典带到学校来 The teacher asked us_ _ to school tomorrow.,to drink,to do,to bring our,dictionaries,（定语）,（定语）,（宾补）,1.Would you please _(not leave) now 2.Youd better _(not watch) too much TV. 3. Let the students _(finish) their homework first. 4. Do you often hear her _ (sing) English songs ? 5. He was seen _ (leave) his office.,not leave,not watch,finish,sing,to leave,动词原形,不带to 的不定式 let / have / make sb. do sth see sb. do sth watch sb. do sth. hear sb. do sth had better do sth Would you please do sth.? Why not do ? (提示：这类动词用于被动语态时，还原不定式 to.) help sb (to) do sth,1. 那个叫JOHN的男孩来自法国 The boy called John is from France. 2. 他设计了一种叫未来的电脑游戏。 He has designed a new computer game named The Future 3. 我们不该买由动物皮毛制成的衣服。 We shouldnt buy the clothes made of animals fur. called, named, made过去分词做定语,过去分词,用所给动词的适当形式填空 1.Maggie is fond of _（download）pop songs from the Internet.（2007南通市） 2. All the children are busy _ (do) their homework. 3. She spent much time _ (learn) English. 4. My daughter practises _(play) the piano at the weekend.(2007泰州市） 5. He is used to _ (get) up early every day.,downloading,doing,learning,playing,getting,动名词,二. v. - ing形式 固定搭配 1. be busy doing sth. 2. have difficulty doing sth. 3. have a great time/great fun doing sth. 4. like/love/enjoy doing sth. 5. dislike doing sth. 6.prefer doing sth. to doing sth. 7.be worth doing sth. 8. finish doing sth. 9. mind doing sth. 10. practise doing sth. 11.keep doing sth. 12.spend doing sth.,动词短语中用做介词的 “to ” look forward to ( doing ) pay attention to (doing) be used to (doing) devote to (doing) lead to doing 后接to do或doing 意思相同 1. like to do/doing sth 2. hate to do/doing sth. 3. start to do/doing sth. 4. begin to do/doing sth.,注意意思不同: stop to do sth & stop doing sth. see sb. do sth & see sb. do sth watch sb. do sth & watch sb doing sth listen to sb. do sth & listen to sb. doing sth,中考链接 1. Sam enjoys_ stamps. And now he has 226 of them.(2006 北京市） A. to collect B. collected C. collects D. collecting 2. Its time for sports. Lets _ bowling, shall we? （2006 上海市） A. go B. to go C. going D. goes 3. Would you mind _ more slowly? I cant follow you.(2006 天津市） A. speak B. spoke C. spoken D. speaking,D,A,D,4. Mr Smith told me that he wasnt used to _ by plane and he used to _ sick a lot. (2007 无锡市） A. travel