2021小学情态动词总复习

1、小学情态动词总复习情态动词一、情态动词的定义：情态动词有词义，但它不能单独作谓语，它必须和其他动词一起构成谓语。情态动词没有人称和数的变化；它的后面必须跟动词原形。二、小学阶段常见的情态动词：情态动词词义否定形式词义can 能够，会cant 不能，不会could 能够，会couldnt 不能，不会may 可以must 必须mustnt 不答应，不能shall 将，要should 应该shouldnt 不应该will 将会wont 不会would 将会，愿wouldnt 不会，不愿三用法特点它们必须与其他动词连用，即：肯定：情态动词动词原形：He can swim.否定：情态动词+not+动词原

2、形：He can not(cant)swim.一般疑问句：把情态动词提前：Can he swim?Yes,he can./No,he cant.表示说话人对所述动作的瞧法，如需要、可能、意愿或怀疑等。情态动词没有人称和数的变化，即第三人称单数不加-s，有些情态动词有时态的变化在意义上，情态动词具有“多义性”。例：can既可表示能力，又可表示可能、答应等意义。四、情态动词的用法及主要句型：1、Can I help you? Yes, please. / No, thanks.2、Can + 主语+ 动词原形? Yes, can. No, cant.3、Can I borrow（借用）your b

3、ook?-Yes,of course.4、Can I write on the book? -No, you cantmustnt.5、Could Can you help me?- Yes,of course.Certainly. Sure.6、Could Can you tell me the way to the zoo?7、May I come in ?- Come in, please.8、May I sit here?- Yes, please.Sorry, please dont.9、May I have some Coke?- Yes, of course.10、May/ Co

4、uld / Can I speak to Tom? -Speaking. Whos calling?11、should 、shouldnt 表示劝告：1) He should get up early.2) She shouldnt play computer game too much.12、Should +主语+动词原形? Yes, should. No, shouldnt.13、表示建议“你愿意吗”Would you like to go shopping with me?-Yes, Id love to. /Id love to. But Im busy now.14、就餐用语Woul

5、d you like something to eatdrink? -Yes, Id like15、shall用于第一人称(I, we), 可以表示“将”和表示建议“好吗?”1) Where shall we have dinner?2) Shall we go fishing? -All right. OK. Good idea.16、Must + 主语+ 动词原形? -Yes,must.No, neednt.情态动词练习一按照要求改写句子1.I can run fast.I _ _ fast. (否定句)2.You must return the book now.（一般疑问句）_ I r

6、eturn the book now? No, you _.3.He can play basketball well. （一般疑问句）_ he _ basketball well?4.They must take the books out of the room. （否定句）They _ _ the books out of the room.5.He should get up early.(否定句)He _ get up late.6. Daniel must watch TV every evening.(改为否定句)_7. I cant do my homework every d

7、ay.(改为肯定句)_ 8. Youll need your book and pen.(改为否定句)_ 9.We shall like playing computer games.(翻译句子)_ 10. She should go to school every morning.(改为否定句)_ 11. He can speak English very well.(翻译句子)_12. Would you like to drink coffee?(肯定回答)_13.She can walk quickly. (否定句)14.They can paint the wall well. （一

8、般疑问句）_15.Tom must carry the box into the room. （否定句）_16.She should reach the station early.(否定句)_二单项选择。（）1.you like some milk ? A .Would B.Could C .Can （）2.We pick the flower in the park. A.cant B.dont C.mustnt( ) 3.We should more trees, and we shouldnt cut any trees.A.plantB.plantingC.plants( ) 4.M

9、ay I have some coffee?A.Yes,you have.B.Yes,you can.C.Yes,certainly. ( ) 5.Shall we visit the factory?A.Yes,we do.B.Yes, we shall. B.All right.( ) 6.Would you like something to eat?A.Yes,we would.B.Yes, Id like some cakes.C.Yes, of course. ( ) 7.What can I do for you?A.Yes,you can.B.No,I can do it.C.

10、 Yes.Id like some oranges. （）8.you like some bread ?A .Would B.Could C .Can（）9.We throw the waste in the zoo.A.arentB.dontC.mustntA.Yes,you have.B.Yes,you can.C.Yes,certainly. ( ) 11.Would you like some tea?A.Yes,thank you.B.Yes, please. B. No, here you are. ( ) 12.Can I help you?A.Yes,you can.B.No,I can do it.C.Yes.Id like some oranges. ( ) 13. May I your eraser ?A useB hasC using( ) 14. Can she high?A jumpsB jumpingC jump( ) 15. What should Amy for her mum?A buysB buyingC buy( ) 16. They may in the libtary.A readB readingC reads( ) 17. I would like s