2019年中考英语语法真题专练-情态动词课件（共43张）.ppt

1、情态动词,情态动词不能单独作谓语，它必须和动词 原形连用一起构成谓语。 一、情态动词的情态意义表示法 考点一：can可表示现在或将来的能力， 意为“能；会”。can还可表示请求、允 许，意为“可以”。如： Gabriella can speak French fluently. Can you help me lift this box?,考点二：could可表示过去的能力；当 could表示允许时，语气比can更加委婉 和客气。如： Could I have a drink of water, please? 考点三：may表示请求、允许，意为“可 以”。如： May I come in a

2、nd wait? Thank you. You may go now.,考点四：might表示允许时，语气比may更 加委婉和客气。如： Might I borrow your pen? 考点五：must表示义务、命令或必要，意 为“必须”，强调主观看法；表示“不必”，用 neednt。mustnt表示“不允许；禁止”之 意。如： All passengers must wear seat belts. You mustnt talk to your mother like that. 考点六：have to意为“不得不”，强调客观 需要。如： It is getting late. I ha

3、ve to go.,考点七：should意为“应该”，既可以表示义 务或责任，还可以表示劝告或建议。其否定 式为shouldnt，意为“不应该”。如： You should read his new book. Its really interesting. Children shouldnt be allowed to play in the street. 考点八：had better do sth.意为“最好做某 事”，其否定式在better后加not。如： Youd better (not) see the film yourself. 考点九：need表示“需要”，作情态动词时， 通

4、常用于否定句或疑问句中。,1. Yuan Longping, a famous Chinese scientist, is now doing research on sea rice. If farmers _ start planting rice in salty water, Chinas food supply will surely rise. (2018 广东省) A. can B. cant C. must D. mustnt,A,2. Look, little Jim is swimming so fast. I _ believe my eyes. (2018 江苏盐城)

5、A. shouldnt B. cant C. mustnt D. neednt,B,3. How amazing this robot is! Wow, it has video cameras in its eyes, so it _ “see” and interact with people. (2018 江苏连云港) A. may B. can C. must D. should 4. Could you please speak a little louder? I _ hear you very well. (2018 山东临沂) A. cant B. mustnt C. shou

6、ldnt D. neednt,B,A,5. Can we walk across the road now? No, we _. We have to wait until the light turns green. (2018 湖北荆州) A. couldnt B. neednt C. shouldnt D. mustnt 6. Did you see the sign “No swimming”? You _ swim in the river. (2018 湖南湘潭) A. neednt B. mustnt C. dont have to,D,B,7. Didnt you see th

7、e zebra crossing? You _ slow down, son! Sorry, sir. Am I going to fail the test? (2018 江苏无锡) A. cant B. can C. mustnt D. must 8. If I want to be an astronaut, how will I get to be one? You _ do well in school and tame your fears. (2018江苏扬州) A. may B. can C. must D. could,D,C,9. Since you have drunk

8、so much wine, you _ drive your car. （2018山东菏泽） A. neednt B. wouldnt C. mustnt 10. _ I have a talk with you now? Sorry, Im quite busy. (2018 四川资阳) A. Will B. Must C. May D. Need,C,C,11. I _ go now, or Ill miss my train. (2018 北京中考) A. can B. might C. must D. Could 12. Why _ we close that chemical fac

9、tory? Because it has caused lots of pollution. We need better environment. (2018 四川乐山) A. must B. can C. may,C,A,13. You _ stop when the traffic lights turn red. （2018 重庆B卷） A. cant B. may C. must D. neednt 14. You look so weak! I think you _ go to see a doctor at once. (2018 湖南株洲) A. might B. shoul

10、d C. could,C,B,15. To keep children away from danger during the coming summer holiday, parents _ give them some safety tips. (2018 江苏泰州) A. should B. may C. could D. might 16. You look so weak! I think you _ go to see a doctor at once. (2018 湖南株洲) A. might B. should C. could,A,B,17. I dont care what

11、 people think. Well, you _. Youre not alone in this world. (2017 河南) A. can B. may C. should D. will 18. I have travelled a lot. I _ speak four languages. (2017 河北) A. can B. may C. must D. need,C,A,19. Mum, may I go swimming now? Yes, dear, but remember that you _ go with your dad. A. may B. can C.

12、 must (2017 福建),C,二、情态动词表示推测 考点一：can表示推测时常用于否定句 中，此时cant意为“不可能”。如： That cant be his mother. Shes not that old. 考点二：could常用于肯定句中，表示不 确定的推测，意为“可能”。如： You could be right, but I dont think you are.,考点三：may表示推测，意为“可能；也许”。 如：I may be late, so dont wait for me. 考点四：might表示推测时，比may的可能性 更小。 如： She might not

13、want to come with us, I guess. 考点五：must表示推测时常用于肯定句中， 表示很有把握的推测，意为“一定”。如： The machine doesnt work. There must be something wrong with it.,1. Are you going to the cinema tonight? I dont know. I _ go or I _ stay at home. (2018 河南中考) A. will; will B. must; must C. should; should D. might; might,D,2. I w

14、ent to Mount Mudang with my five friends in one small car last weekend. Oh, my God! I think it _ be an uncomfortable trip. (2018 湖北十堰) A. must B. cant C. may D. shouldnt 3. Mum, Ive signed for a big box by Future Express (快递). Whats in it? Im not sure. It _ be a present from your brother. (2018 湖北宜昌

15、) A. might B. must C. should D. will,A,A,4. Look! The man welcoming us at the school gate _ be our headmaster. No, it _ be him. He is having a meeting in the office now. （2018 贵州安顺） A. must; cant B. must; mustnt C. cant; mustnt D. mustnt; can 5. The blue coat _ be Tonys. He never wears blue clothes.

16、 (2018 四川内江) A. can B. must C. cant D. mustnt,A,C,6. Look! The woman at the school gate _ be our headmaster. No, it _ be her. She is holding a meeting in the office now. (2018 四川达州) A. must; cant B. must; mustnt C. can; neednt D. may; mustnt,A,7. This book _ be Lucys. Look! Her name is on it. （2018

17、山东青岛） A. can B. may C. must D. might 8. Wow. Another gift! Whats in the box? Im not sure. It _ be a pair of sports shoes. (2018四川成都中考) A. must B. may C. will,C,B,9. Jack _ be at home because I saw him in the library just now. （2018 四川德阳） A. cant B. may C. must D. mustnt 10. Mr. Green _ be at home no

18、w. He went abroad on vacation last Friday. (2018 四川宜宾中考) A. neednt B. mustnt C. cant,A,C,11. Lucy is walking the dog in the park. She _ be. Listen! She is singing loudly in her room. (2018 湖北孝感) A. cant B. mustnt C. neednt D. wont 12. Is the man over there Adam? It _ be him. He has gone to Hong Kong

19、 on vacation. (2018 湖南长沙) A. must B. cant C. mustnt,A,B,13. She _ be slow, but at least she doesnt make stupid mistakes. (2018 江苏苏州) A. neednt B. may C. cant D. shall 14. Is the man over there Adam? It _ be him. He has gone to Hong Kong on vacation. (2018 湖南长沙) A. must B. cant C. mustnt,B,B,15. I sa

20、w John in the park this morning. It _ be him. He has gone to Hong Kong. (2018 江苏宿迁) A. cant B. can C. mustnt D. must,A,16. Mum, Ive signed for the box. Whats in it? Im not sure. It _ be a present from your uncle. (2017 安徽) A. need B. must C. may D. will 17. This pair of glasses _ be Tonys. Hes the o

21、nly one who wears glasses. (2017 四川成都) A. must B. might C. cant,C,C,16. Is the man in the car John? No, it _ be him. He went to Xian on business yesterday. (2017 吉林长春) A. cant B. must C. mustnt D. could,C,三、情态动词一般疑问句的回答 考点一：may表示请求时，用于主语为 第一人称的一般疑问句中，其否定回答 不用may not，而用mustnt或cant。 如： May I use your glasses for a few minutes? No, you mustnt / cant.,考点二： 在回答由must引起的一般疑问句时, 肯 定回答常用must, 否定回答常用 neednt或dont have to，表示“不必”。 如： Must we finish this project today? Yes, you must. / No, you neednt / dont have to.,考点三：在回答由need引起的一般疑问句时，肯定回答用must，否定回答用neednt。如： Need I bring you a coat? Yes,