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1、11.情态动词和系动词课标要求掌握情态动词的用法情态动词常用的情态动词有:can(could)、may(might)、must、need、oughtto、dare(dared)、will(would)等等。情态动词不能独立作谓语,只能和动词原形一起构成谓语。情态动词用在行为动词前,表示说话人对这一动作或状态的看法或主观设想。一情态动词的用法1. can 用法1)表示能力,但can只用于现在时和过去时,be able to可用于各种时态。2).表示允许、请求用could比can 语气更加委婉客气,常用于could I /you .?句型中,若表示同意时,用can回答而不用could .3).表示
2、推测 “可能”常用于否定句或疑问句中。(cant表示一定不是)2. may 用法1)表允许,请求= can 表示许可或征求对方的许可,常于第一人称连用。2)表推测,可能、也许。常用于肯定句中。3. must1)表示义务。意为“必须”(主观意志)。2)mustnt 表禁止、不允许。 3)表示揣测。意为“想必、准是、一定”等,只用于肯定句。4.need的用法 need既可用作情态动词,也可用作实义动词。用作情态动词时,主要否定句或疑问句中。用作实义动词时,可用于各种句式。5. should的用法Should表示应该、应当,should 是shall的过去式,构成过去将来时。6. will的用法1.
3、 表示意愿will 表示现在的意愿,would表示过去的意愿。2. 表示征求意见或提出请求will和would均可用,主要用于第二人称的疑问句中,would此时并不表过去,而表示委婉语气。注意:1. 回答must引导的一般疑问句时,如果是否定回答,一般不用mustnt,而要用neednt或 dont have to;回答表示请求的may引导的一般疑问句时,不可用may not,而要用mustnt,也可用cant;在回答could引导的表示请求的一般疑问句时,不能用could回答,而要用can。2. 情态动词表推测,一般有肯定推测,不大确定推测和否定推测三种。肯定用must,不大确定用may/m
4、ight/can/could,否定用cant.掌握连系动词的用法及意义1.连系动词是表示不完全谓语关系的动词,它与其后的表语一起构成谓语。2.常用的系动词有:be(是), become(变得), turn(变得),seem(似乎),grow(变得),look(看起来),feel(感到、摸起来),taste(尝起来),smell(闻起来),sound(听起来), remain(仍是),get(变、是),appear(显得),go(变得),come(变成),stay(保持)等。3.连系动词后的表语通常是名词和形容词,有时也可以是代词、数词、副词、介词短语、不定式、动名词、从句等。英语中所有的连系动
5、词都是不及物的,所以所有连系动词都不能用于被动语态,即使有时在汉语中有被动意味也是如此。1.What _it be? It _ be a mail box, for it is moving .It _be a car. A. can; cant; must B. can; can; must C. can; mustnt; must D.must; mustnt;can 2.I still havent found my pet dog.Im sorry to hear that. You_ be very sad.A. can B. should C. must D. will3.Look
6、 at the young lady in red. Is it Mrs.Li?No. It_ be her. She is wearing a white dress today.A. mustnt B. neednt C. cant4.Is that man Mr.Zhang?It_ be him. He went to Beijing for a meeting yesterday.A. cant B. mustnt C. neednt5.Where are you going this month?We_ go to Xiamen,but were not sure.A. neednt
7、 B. might C. must D. mustnt6.Whose bike is this?I am not sure. It _ be Marys.A. shall B. must C. might7.The girl in the classroom _ be Sarah. She has gone to the library.A. may B. must C. cant D. neednt8.Is Tom coming by train?He_ drive his car,Im not sure.A. cant B. mayC. must9.The sweater_ belong
8、to Jim. Its much too large for him.A. mustnt B. cant C. neednt10.Excuse me,is this the right way to the Childrens Palace?Sorry, Im not sure. But it_ be.A. mustnt B. might C. cant D. must11.Whats wrong with Judy? She has been absent for two days.Oh, she_ be ill. Lets go to ask Mr. Green.A. may B. nee
9、dC. would12.Do you think that Kobe will be elected as the MVP this year?It _ him. He has retired(退役)since April 13.A. cant be B. mustnt be C. must be D. can be13.A good friend is someone you _ share your pleasure and pain with.A. oughtB. needC. canD. must14.Mum, _ I play football this afternoon?Sure
10、,but you_ finish your homework first.A. may;could B. can; must C. can;mustnt D. may; cant15. Mom, Ive signed for a big box by SF Express. Whats in it?Im not sure. It _ be a present from your aunt.Amight Bmust CshouldDwill16. Mom, must I clean my room now? No, you _. You can do it after dinner.A. nee
11、dnt B. mustntC. shouldnt D. cant17. Is the tall man Mr. Hunt? It _ be him. He has gone to Qingdao. A. mustnt B. neednt C. cant D. wont 18. May I take the magazine out of the reading room? Im afraid you _ . Please read it here.A. cant B. neednt C. wouldnt D. dont 19. What time is it?Its half past six
12、. Wego now, or well miss the school bus.A.canB.mayC.mustD.could20-whose book is this ? -It be Lucys. Look, Her name is on the cover. A. can B. must C. may D. could21Jacks bike is blue, so this yellow one _ be his. A.mustnt B.cant C.couldnt D.mightnt22.The guitar _ belong to Alice. Only she plays the
13、 guitar here. Acould Bmust Ccant DCan23.What do you think “upset” mean? Im not sure. It _ mean sad, A.must B.can C.might D.cant24. -May I go swimming now? - No, you _. You must finish your homework first. A. mustnt B. may not C. couldnt D. neednt 25. - Must I finish my homework now? - No, you _. You
14、 may have a rest first. A. mustnt B. cant C. may not D. neednt 26. When I asked her, she tried to avoid me. A. answered B. answering C. answer D. to answer27. These books _ out of the reading room. You have to read them here. A. cant take B. must be taken C. can take D. mustnt be taken28. Finally,th
15、ey came back.They_ be hungry after such a long walk.A. cant B. must C. neednt29.I hear you have a home robot.Yes, its amazing. It_ do all my housework.A. must B. should C. could D. can30.Hi,madam. Can I take the story booksout?No, my boy. They_ be taken out of the readingroom. Its a rule.A. mustnt B
16、. neednt C. couldnt D. wouldnt31._ I borrow your dictionary?Sorry. Ive left it at home.A. Should B. Need C. Must D. Could32.Excuse me,sir, visiting hours are over. You_ leave.Pardon me, nurse. I didnt hear the bell.A. may B. can C. must D. need33.Shall we take a car?No, we_. Its only five minutes wa
17、lk.A. cant B. mustnt C. neednt D. couldnt34.Could I smoke here?Sorry. I am afraid you _. Look at the sign“No smoking”!A. couldnt B. neednt C. cant D. wont35.Hi,you_ walk on the grass.Sorry, I_ do it again.A. cant, will B. neednt,wont C. mustnt,wont36.This kind of apple _ delicious. I want one more.A
18、.smells B.feels C.tastes D. look37.Oh, the milk _ strange, do you think its OK to drink?A.is tasted B.is tasting C.tastes D.tasted38.his kind of skirt looks _ and sells _.A.nice, well B.nice, good C.good, good D.well,well39.The dress _ very soft. I like it.A.is feeling B.feels C.is felt D.felt40.The flower smells _, and I like it very much.A.well B.good C.badly D. bad