情态动词can基本用法

情态动词can的基本句型1. 肯定句型为：主语+can+动词原形+其它。

例如：They can play basketball.他们能打篮球。

She can dance 她会跳舞。

You can go to watch TV.你可以去看电视了。

2. 否定句型为：主语+can not（can't/cannot）+动词原形+其它。

表示”某人不能（不会。

不可能）做……"。

其中can't是can not的缩略式，英国多写成cannot。

例如:You cannot pass the ball like this.你不能像这样传球。

I can't ride a motorbike.我不会骑摩托车。

3. 疑问句句型分为：一般疑问句句型和特殊疑问句句型两种类型。

⑴一般疑问句句型为：Can+主语+动词原形+其它。

表示”某人会（能。

可以）做……吗？",用于口语时，常表示请求或许可。

其肯定答语用""Yes,主语+can."作答; 否定答语用"No,主语+can't."作答。

注意答语中作主语的人称代词，应根据问句中的主语作相应的变化。

其变化规则为：第一人称问，则第二人称答；第二人称问,则第一人称答；第三人称问，第三人称答。

例如：①-Ca n you sing an En glish song for us?你可以为我们大家唱一首英语歌吗？-Yes.行。

（注意在Yes后面常省略I can）②-Can I skate?我可以滑冰吗？-Yes, you can.可以。

③-Can she climb hills?她能爬山吗？-No, she can't.不，她不能。

⑵特殊疑问句句型为：a. Who+can+动词原形+其它。

该句型中who相当于主语。

例如:-Who can sing inEnglish in your class?你们班上谁会用英语唱歌？-Lily can.莉莉会。

b. 特殊疑问词（作定语）+名词+can+主语+动词原形+其它。

该句型中的特殊疑问词常用how many, how much 等。

例女口:-How many boats can you see in the river?你能看见河中有多少只船吗？-Only one boat.仅有一只。

c. 特殊疑问词+ca n+主语+动词原形+其它。

该句型中的特殊疑问词常用what, where, when等，一般用肯定陈述句作答。

例如:-What can you see in the picture?你能在图画中看至M十么？-I can see some birds and two big trees in it.我能看到一些鸟儿和两棵大树。

单项选择。

（2003年中考题）1. -Ca n you play with a yo-yo, Jim?-Yes, I ______ .It's easy.（北京市）A. mustB. canC. n eedD. may2. You ______ go and ask Meimei. She ________ k now the answer.（天津市）A. must, canB. must, mayC. n eed, canD. can, may3. - _______ I take the magazine（杂志）out of thereadi ng room?-No, you must n't.（乐山市）A. MustB. CanC. Need练习题：一、根据提示完整回答问题。

（完整回答）1. Can the Robot sweep the floor?（写两种答案）2. Can your brother do housework?（写两种答案）3. What can your sister do?（打扫卧室和浇花）二、根据答句写问句。

1. _____________________________________ ? Yes, I can do the dishes.2. _____________________________________ ? Yes, we can empty the trash.3. ______________________________________ ? Yes, he can make the bed.4. ______________________________________ ? Yes, Tom can wash the clothes.5 . ______________________________________ ? Yes, Amy can water the flowers.6. _____________________________________ ? No, they can clea n the bedroom.7. ______________________________________ ? I can cook the meals.8. ? We can play football.9. _____________________________________ ? Tom can use a computer.10. ____________________________________ ? Sarah can sweep the floor.11. ____________________________________ ? My father can wash the car.12. ____________________________________ ? My mother can sing and dance.三、阅读理解，判断对错。

Ben is an America n boy. Joh n is his good friend. They are in the same class. Joh n is very helpful at home. He can help his mother do housework. He helps his mother sweep the floor, clea n the room and cook the meals. Ben is helpful, too. He often goes shopping with his family. Ben and John likes ping pong very much. They often play together( 一起).( )1. John is Ben ' s classmate.( )2. Joh n and Ben are helpful at home.( )3. Joh n and Ben can cook at home.( )4. Ben ofte n goes shopp ing on Saturdays. ( )5. Ben and Joh n like sports.上节课There be句型的复习练习：一、根据所给汉语完成句子。

1.桌子上有一本书和两支钢笔。

There a book and two pens on the desk.2.图片上有.些猴子。

There some mon keys in the picture.3.在吉姆的书包里有一些卡片。

some cards in Jim 's bag.4.我们学校有许多班。

There many in our school.5.树上有三只鸟。

There three birds in the tree.6. (there be ) a basket of apples on thetable.7. (there be ) some books and a pencil-boxin the desk.8.(there be ) a pencil-box and some booksin the desk.9.There are two (tin) of fish on the table.10. How many (flower) are there in thevase?二、选择填空:1. How many are there in the picture?A. woma nB. womenC. buyD. milk2. There aren ' t ______ trees near the house. There is onlyone.A. anyB. someC. manyD. much3. There __ two bowls of rice on the table.A. isB. haveC. hasD. are4. Are there __ houses n ear the river? Yes, thereare __ .A. some, someB. any, someC. any, anyD. some, any冠词复习练习题：()1 Han Meimei is ___ Chin ese girl. Lucy is ____En glish girl.A. a; aB. an; anC. a; anD. an; a()2 A little boy wrote ___ "U" and ___ "n" on the wall.A. a; anB. an; aC. an; anD. a; a()3 ______ old lady in brow n is ___ uni versity professor.A. An; aB. An; /C. The; anD. The; a()4 There are sixty mi nu tes in ___ hour.A. anB. theC. aD./()5 This is ____ in terest ing book and it is also ___useful one.A. an; anB. an; theC. ah; aD. a; a完形填空：Jim and Tom are 1 .They look 2 same. They are 3 . They' rtwelve. They are in No. 14 Middle 4__. They' rdn the same 5 .But they 6 in the same room. Jim is in 7 301 and Tom is in Room302 . 8 classmates all look 9 them. Now theyare good 10 .( )1.A. twin sister B. twins sisters C. twinbrothers D. twi ns brothers( )2.A. a B. an C. theD. X( )3.A. new B. new stude nt C. a new stude nt D. a new( )4.A. school B. School C. schoolsD. S chools( )5.A. class B. Class C. classes阅读理解：The day was like any other day in his life, Tom walked past the shop on the street comer. He stopped to look at the front row of shoes, and he felt happy to see that the pair of shoes he wan ted very much were still there. Look ing dow n, he felt sorry for himself. He really wan ted to have them for his birthday.A . too expensiveB . quite cheapC . not thereD . not sold yet4 . Tom went into the park because he _____D .Classes()6.A. isB .isn 't C. areD . arent()7.A. roomB .Room C. roomsD .Rooms()8.A. HeB.His C. TheyD . Their()9.A. atB.likeC. afterD . to()10 .A. frie nd B.friendsC. stude ntD .stude ntsI1 a picture .It ' aspicture 2a school. 3the picture you can see a school and some trees i. Youcan see some boys and girls. They are 4 the trees. The school is a middle school .Look5these two boys. 6they good friends7 brothers? 8is theirteacher? Oh, sorry, I 9know.()1.A. isB . amC. areD . have()2.A. toB.orC. ofD . and()3.A. InB .To C. OnD . At()4.A. inB.onC. un derD . beh ind()5.A. atB.ofC. toD . like()6.A. AmB.IsC. AreD . Be()7.A. butB .of C. orD . and()8.A. HowB..WhoC. WhatD.Which()9.A. is n 't B .don 'tC. am notD .arentHe sadly walked away and thought how to tell his mother about it.He knew she would give him anything he liked if she could. But healso knew very well she had little mon ey. He decided not to gohome at once, as he looked worried and his mother would notice( 注意)it. So he went to the park and sat on the grass. Then he sawa boy in a wheel chair (轮椅).He noticed that the boy moved thewheel with his han ds. Tom looked at him carefully and wassurprised to see the boy have no feet. He looked at his own feet."It's much better to bewithout shoes tha n without feet, ” he thought. Thereno reason (理由)for him to feel so sorry and sad. He sent away and smiled, thinking he was happier. 1. Tom passed the shop _____ .A . on foot B. by bus C. by bike D . in a car2. Why did Tom stop in front of the shop? Because he wanted _____ .A . to buy the shoesB. to look at the shoes he likedC . to look at the shoes in the shop windowD . to look at the shoes on the front row 3 . The pair of shoes he liked was _____ .A . was thinking how to tell his mother about itB. wan ted to see the boyC. did n't want to make his mother worriedD. he felt sad5. From the story we can know that Tom ____A . liked new shoes very muchB. loved his mother bestC. did n't want to go to schoolD. did n't want to stay at home。