
情态动词详解典型例题及模拟试题含答案.docx
8页情态动词详解、典型例题及模拟试题(含答案)1. must、can、could、may、might、will / would、shall / should、need、dare △must的肯定式表示“必须”,否定式mustn’t表示“禁止,严禁”的意思 如: You must come here . You mustn’t take the book away from the library . 同义词为have to do , 表示“不得不”一般表示客观原因造成的“不得不、被迫” 如:My car was broken , so I had to walk home . △can的肯定式表示“能、会”“可以”,否定式can’t表示“不能,不会,不可以” 如:He can swim . I can’t swim . You can go now . 同义词为be able to do , 也表示“能,会”一般表示经过努力才具有的能力与can的区别,主要是它可有时态 如: He was able to count to 10 , 000 when he was 3 . He will be able to walk next month . △may表示“可以”,否定式may not表示“不可以”表示经某人允许。
如:You may go home now . You may not go home now . △will表示“将要,打算”用于将来时,否定式will not / won’t表示“将不”“不打算” 如:He will come here next week . He won’t come home . △shall用于第一人称后表示“将要”“打算”否定式shall not表示“将不,不打算” 如:We shall go home together . I shall go there first . 用于其他人称后表示“必须,得”与must相近,但表示别人认为主语“应该,得” 如:He shall go and see his aunt . Shall he open the door ? △need表示“需要”,否定式needn’t表示“不需要,不用” 如:He need do some washing . You needn’t stay here any more . △dare表示“敢于……”否定式dare not表示“不敢……” 如:He dare say no to wrong things . He dare not go home alone at night . 注:need与dare除情态动词用法外还有实意动词用法,且意义不变。
如: He needs some water . He doesn’t need to go home . He needs to go to the hospital right now . 2. could , would , should , might 这四个词除了做过去式外,还表示委婉语,此时与时态无关 △could表示“可以” 如: You could open the door . Could you please give me the cup ? Could I come in ? △would表示“可以,是否可以”此时一般只用疑问式且只用于you 如: Would you please give me the book ? Would you please not go away ? △would like to do表示“愿意,喜欢” 如: Would you like to go with me ? I would like to buy this book . △should表示“应该”“必须”;ought to 用于表示“应该”(强调客观上):(大多情况可用 should 代替) 如: You should give me the book back . What should we do next? He shouldn’t go out on such a bad day . You ought to go to see the doctor. You oughtn’t(ought not)to smoke so much. Each member shall wear a name card.(表示规定) I should answer his letter as soon as possible.(表示应该) You shouldn’t judge a man always by the clothes. The rules shall take effect on Jan. 1st. △might表示“可以”与may基本上可互换,但他语气较弱。
如: You might go home , but you must finish your homework . 3. 情态动词之间的问答与反义疑问句 May / Can I go home now ? Must I stay here ? Shall we go now ? All right . Need I return the book ? Shall I make some tea ? 【典型例题】 [例1] It’s nearly seven o’clock. Jack ______ be here at any moment. A. must B. need C. should D. can (答案为C,表示有把握的主观推测用should不用can,can表示自然而然的推测,且很少用于肯定句中) [例2] Mr. Brown, many students want to see you, ______ they wait here or outside? A. shall B. will C. can D. would (答案为A,shall用于第三人称时表示征求某人对此人的意见) [例3] —When can I come for the photos? I need them tomorrow afternoon . —They ______ be ready by 12:00. A. can B. should C. might D. need (答案为B,同例1) [例4] I __________ advise you not to do that again in the future. A. dare B. would C. should D. need (答案为C,此处should译为“必须”,表劝告) [例5] When I went out,whom __________ I meet but our old friend? A. should B. could C. might D. would (答案为A,表示“应该”,“需不需要”,征询意见) [例6] —The room is so dirty. ______we clean it? —Of course A. Will B. Shall C. Would D. Do (答案为B,同上) [例7] —What’s wrong with your car? —I don’t know. It just _____ start. A. mustn’t B couldn’t C. wouldn’t D. shouldn’t (答案为C,此处不强调车子的能力,而强调事实本身,故用wouldn’t,且此句中宜用can’t而不是couldn’t) [例8] You ______ take my raincoat. I ______ do without it till tomorrow morning. A. may, can B. may, may C. can, may D. must, can (答案为A,前面表示许可,后面表示能够) [例9] How_______ there be such a thing? A. may B. can C. must D. will (答案为B,表示可能性大的推测) [例10] He______ have the book when I finish reading it. A. will B. shall C. must D. ought (答案为A,表示将要) [例11] Be quiet, please, or his voice ______ be heard. A. can’t B. mustn’t C. isn’t able to D. may not (答案为D,表示可能性,A太绝对) [例12] Why_____ you always interrupt me? A. can B. will C. may D. must (答案为D,此处表示总得…,一定要…) [例13] What _______ we to do next ? A. have B. used C. ought D. are (答案为C,ought to do疑问式) [例14] If your children ______ do as I tell you , you ______ let them be. A. won’t, shan’t B.(不填), will C. don’t, shan’t D. must, shall (答案为C,主将从现) [例15] Man ____ die without air or water. A. will B. shall C. should D. would (答案为A,表示大的可能性) [例16] This pen looks like mine, yet it isn’t. Whose ____ it be? A. must B. can C. would D. will (答案为B,推测提问) [例17] _____ I to go and apologize for my mistake? A. Should B. Need C. Ought D. Have (答案为C,ought to do疑问式) [例18] —May I talk about it with anyone I like? —No, you ______. A. shouldn’t B. mustn’t C. needn’t D. don’t have to (答案为B,表示不可以,禁止) [例19] A teacher______ do every exercise, but a pupil must. A. may not B. needn’t C. can’t D. mustn’t (答案为B,表示不必要) 【模拟试题】 ( )1. — I get the。
