小升初情態(tài)動詞

1、精選優(yōu)質(zhì)文檔-傾情為你奉上小升初英語專項練習(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

2、 three languages.（知識） 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 cant be done by him. How can this be true? 二、 may 1) 表示請求和允許。否定回答時可用cant

3、或mustnt，表示“不可以，禁止”。 - May I smoke in this room? - No, you mustnt. - May I take this book out of the room? - Yes, you can. (No, you cant / mustnt) 用May I.？征徇對方許可時比較正式和客氣，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）。 1He may be very busy now. 2Your mother may not know the truth. 3）用于祈使句，表示祝愿。 May you succeed!

4、 三、 must, have to 1) must表示必須、必要, 帶有命令強制口氣；而have to表示不得不，很勉強，強調(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，如果是否定的，不能用mustnt（禁止，不準(zhǔn)），而用neednt, dont have to

5、（不必要）。 - Must we hand in our exercise books today? - Yes, you must. - No, you dont have to / you neednt. 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 Youre Toms 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

6、do this evening? 2) shall 用于第二、三人稱，表示說話人給對方的命令、警告、允諾或威脅。 1. You shall fail if you dont 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 should

7、nt play computer games too much. 六、will （過去式would） 1) 做助動詞，表示一般將來時，將要。 He will be home at six. Bob will leave school next month. 2) 作為情態(tài)動詞時表示“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

8、) _ I go home now? No, you _ stay here.3) You _ 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

9、car? Yes, you _. 10) _ we play football this afternoon? (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

10、. （一般疑問句） _ he _ basketball well?5. You should get up early. (否定句) 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 mustn't pick the flowers in the park. 2. We should plant more trees. 3. I would you like some cakes to eat? 4. She could swim five years ago. 5. We should

11、 protect animals because they are our good friends . 6.Tom could go to the cinema (電影院) with his sister .(四)、圈出正確答案。 1）Lucy should her homework now. A. finishes B. finishing C. finished D. finish 2）My mother would back soon. A. came B. comes C. come D. will come 3）Could you me a hand. A. giving B. g

12、ives C. given D. give4）Should I now. A. started B. starting C. start D. starts 5） I take this one? A. Could B. Will C. Are D. Do 6）- Can you speak English? - No, I . A. mustn't B. can't C. couldn't D. may not 7）You go and see a doctor because you had a fever(發(fā)燒). A. could B. might C. sho

13、uld D. would 8）Jim come tonight, but he isn't very sure yet. A. should B. might C. would D. should 9）The children play football on the road. A. couldn't B. could C. must D. mustn't 10）- Can I take this book out. - No, you . A. must not B. could not C. will not D. aren't 11）I like to

14、go with you. A. could B. would C. should D. will 12）She is bleeding (流血). She go to hospital quickly. A. could B. would C. should D. will 13）You watch TV after finishing your homework. A. would B. can C. must D. should 14）It is late. I go home now. A. could B. would C. should D. will 15）- What I do

15、at the meeting? A. has to B. would like C. should D. not should 16） you tell me where the WenHua Market is? A. could B. must C. should D. have1 John_ come to see us tonight, but he isn't very sure yet. A. may B. need C. cant D. must 2 John isnt in the classroom. He play soccer on the playground

16、with Bob. A. can B. must C. should D. cant 3 That _not be her husband . She is still single. A. may B.can C. could D. might 4 You_ go and see a doctor at once because you got a fever. A. can B. must C. dare D. would 5 -Can you speak Japanese? -No, I_. A. mustn't B. can't C. needn't D. may not 6 -He_ be in the classroom, I think. -No, he _ be in the classroom. I saw him go home a minute ago. can; may not B. must; may not C. may; can't D. may; mustn't 7 -Is Lena swimming in the pool? -No, she swim. She is terrified of water. A. may not B. must not C. can't D. needn't