(完整)小升初情態(tài)動詞

1、小升初英語專項(xiàng)練習(xí)：情態(tài)動詞一、情態(tài)動詞的定義：情態(tài)動詞有詞義，但它不能單獨(dú)作謂語，它必須和其他動詞一起構(gòu)成謂語。情態(tài)動詞沒有人稱和數(shù)的變化；它的后面必須跟動詞原形。二、情態(tài)動詞的種類：情態(tài)動詞有 can (could), may, must, have to, shall (should), will (would), need等，這些是小學(xué)階段需掌握的情態(tài)動詞。三、 情態(tài)動詞的用法：一、 can, (could 過去式）1) 表示能力（體力、知識、技能）。Can you lift this heavy box? （體力）Mary can speak three languages.（知識）

2、Can you skate? （技能）2) 表示請求和允許。Can I go now?Could Can you help me? - Yes, of course.Certainly. Sure.Could Can you tell me the way to the Zoo?3) 表示推測（驚訝、懷疑、不相信的態(tài)度），用于疑問句、否定句和感嘆句中。Can this be true?This can t be done by him. How can this be true?二、 may1) 表示請求和允許。否定回答時(shí)可用can t或 mustn t ，表示“不可以，禁止”。- May I

3、 smoke in this room?-No, you mustn t.- May I take this book out of the room?-Yes, you can. (No, you can用 May I. ？征徇對方許可時(shí)比較正式和客氣，而用Can I.？在口語中更常見。2）表示推測、可能性（不用于疑問句）。1 He may be very busy now.2 Your mother may not know the truth.3）用于祈使句，表示祝愿。May you succeed! t / mustn t)三、must, have to1) must 表示必須、必要,

4、 帶有命令強(qiáng)制口氣；而have to 表示不得不，很勉強(qiáng)，強(qiáng)調(diào)客觀需要。You must come in time.We must help each other.My sister is ill; my mother has to look after her. I had to work when I was your age.注意： must 的否定形式mustnt表示禁止，意思是“不能，不許”。在回答由must 引起的疑問句時(shí)， 如果是否定的， 不能用 mustnt（禁止，不準(zhǔn)），而用 needn t,don t have to（不必要。）- Must we hand in our e

5、xercise books today?- Yes, you must.-No, you don t have to / you needn t.2) must 表示推測、可能性（只用于肯定的陳述句），意思為“一定是 ,必然 ”。1 You re Tom s good friend, so you must know what he likes best.2 Your mother must be waiting for you now.四、shall,1) shall 用于第一人稱，征求對方的意見。What shall we do this evening?2) shall 用于第二、三人稱

6、，表示說話人給對方的命令、警告、允諾或威脅。1.You shall f ail if you don t work hard.( ) 警告2.He shall have the book when I finish it.( 允諾 )3.He shall be punished.(威脅 )五、 should 和 shouldnt表示 應(yīng)該 勸告、建議。I should help her because she is in trouble.You should go to class right away.She shouldn tplay computer games too much.六、

7、will （過去式would ）1) 做助動詞，表示一般將來時(shí)，將要。He will be home at six.Bob will leave school next month.2) 作為情態(tài)動詞時(shí)表示“愿意”“意愿”“會”。I will help you.I will never do that again.Will / Would you pass me the ball, please?(一 )根據(jù)所學(xué)情態(tài)動詞，填寫適當(dāng)形式。1) _ you like to go fishing with me?2) _ I go home now? No, you _ stay here.3) Y

8、ou _ take more exercise.4) The clock _ tell us the time. 5) _ you tell me how to get to the Qingyun Park?6) My mother is ill. I _ stay at home and look after her.7)_ you like some tea?8) Must I borrow the book with my ID card?No, you _.9) _ I use your car?Yes, you _.10) _ we play football this after

9、noon? (二 ) 按要求改寫句子。1.I can swim fast.I _ _ fast.(否定句 )2.You must return the books now.（一般疑問句） - _ I the books now? - No, you _.3.They could take the books out of the room.（否定句）They _ _ the books out of the room.4.He can play basketball well.（一般疑問句）_ he _ basketball well?5.You should get up early.(否定

10、句 )You _ get up late.6.Could I borrow your pen?(肯定否定回答 )(三 ) 對劃線部分提問。1.We mustnt pick the flowersin the park.2. We should plant more trees.3.I would you likesome cakesto eat? 4. She could swim five years ago.5.We should protect animals because they are our good friends .6.Tom could go to the cinema

11、( 電影院 ) withhis sister .(四 )、圈出正確答案。1） Lucy shouldher homework now.A. finishesB. finishingC. finishedD. finish2） My mother wouldback soon.A. cameB. comesC. comeD. will come3） Could youme a hand.A. givingB. givesC. givenD. give4） Should Inow.A. startedB. startingC. startD. starts5）I take this one?A.

12、CouldB. WillC. AreD. Do6） - Can you speak English?- No, I.A. mustntB. cantC. couldnt D. may not7） Yougo and see a doctor because you had a fever(發(fā)燒 ).A. couldB. mightC. shouldD. would8） Jimcome tonight, but he isnt very sure yet. A. shouldB. might C. wouldD. should9）The childrenplay football on the

13、road.A. couldntB. couldC. mustD. mustnt10） - Can I take this book out. - No, you.A. must notB. could notC. will notD. arent11） Ilike to go with you.A. couldB. wouldC. shouldD. will12） She is bleeding ( 流血 ). Shego to hospital quickly.A. couldB. wouldC. shouldD. will13） Youwatch TV after finishing yo

14、ur homework.A. wouldB. canC. mustD. should14） It is late. Igo home now.A. couldB. wouldC. shouldD. will15） - WhatI do at the meeting?A. has toB. would like C. shouldD. not should16） you tell me where the WenHua Market is?A. couldB. must C. shouldD. have1John_ come to see us tonight, but he isnt very

15、 sure yet.A. may B. need C. can t D. must2John isn t in the classroom. Heplay soccer on the playground with Bob.A. canB. mustC. shouldD. can t3That _not be her husband . She is still single.A. mayB.can C. couldD. might4You_ go and see a doctor at once because you got a fever.A. canB. mustC. dareD. w

16、ould5-Can you speak Japanese? -No, I_.A. mustntB. cantC. needntD. may not6-He_ be in the classroom, I think.-No, he _ be in the classroom. I saw him go homea minute ago.can; may notB. must; may notC. may; cantD. may;mustnt7-Is Lena swimming in the pool?-No, sheswim. She is terrified of water.A. may notB. mu