情态动词专项练习1. If you_________ smoke, please go outside.A. canB. shouldC. mustD. may2. They ________ have arrived at lunchtime but their flight was delayed.A. will B .can C. must D. should3——I don’t really like James. Why did you invite him?——Don’t worry. He ________come. He said he wasn’t certain what his plans were.A. must notB. need notC. would notD. might not4.Some young people these days just ______ go out of their homes to contact the real world.A. mustn’tB. won’tC. mightn’tD. shouldn’t5.——I left my handbag on the train, but luckily someone gave it to a railway official. ——How unbelievable to get it back! I mean, someone ______ it.A. will have stolenB. might have stolenC. should have stolenD. must have stolen6.——Shall I inform him of the change of the schedule right now?——I am afraid you________, in case he comes late for the meeting .A.willB.mustC.mayD.can7.——How’s your new babysitter?——We ________ask for a better one. All our kids love her so much.A. shouldB. mightC. mustn‘tD. couldn’t 8——Why didn’t you come to Simon’s party last night?—— I wanted to ,but my mom simply _________ not let me out so late at night.A. couldB. mightC. wouldD. should 9——Will you read me a story ,Mummy?——OK. You________ have one if you go to bed as soon as possible.A. mightB. mustC. couldD. shall10. No one ________ be compared with Yao Ming in playing basketball.A. canB. needC. mustD. might11.It _______ be the postman at the door. It’s only six o’clock.A. mustn’tB.can’tC.won’tD.needn’t12．We __________have bought so much food now that Suzie won’t be with us for dinner.A．may not B．needn’t C．can’t D．mustn’t13. One of our rules is that every student_________ wear school uniform while at school.A. mightB. couldC. shallD. will14. I got close enough to hear them speaking Chinese, and I said “Ni Hao ” just as I ____ d o in China.A. mustB. mightC. canD. should15.I______ thank you too much for all your help to my son while we were away from home.A. won’tB. can’tC. canD. will16. We ______ the difficulty together, but why didn’t you tell me?A. should faceB. might faceC. could have facedD. must have faced17. — Happy birthday!—Thank you! It’s the best present I________ for.A. should have wishedB. must have wishedC. may have wishedD. could have wished18. --- You needn’t take an umbrella. It isn’t going to rain.--- Well, I don’t know. It do.A. mightB. needC. wouldD. should19. Since nobody gave him any help, he ____ have done the research on his own.A. canB. mustC. wouldD. need20. It be the vocabulary that caused you the problem in the exercise,because you know a lot of words.A. mayB. couldn’tC. shouldD. needn’t21 He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.A. wouldn’tB. shouldn’tC. couldn’tD. mustn’t22 When I was a child, I ______ watch TV whenever I wanted to.A. shouldB. couldC. mustD. need23. Harry is feeling uncomfortable. He _______ too much at the party last night.A. could drinkB. should drinkC. would have drunkD. must have drunk24. My mom suggests that we eat out for a change this weekend.A. shouldB. mightC. couldD. would25. The children lost in the woods; otherwise, they would have been at the lakeside camp as scheduled.A. must have gotB. must getC. should have gotD. should get26 --Why are your eyes so red? You _______ have slept well last night.A. can'tB. mustn'tC.needn'tD. won't27 No one be more generous, he has a heart of gold.A. couldB. mustC. dareD. need28. ---- What are you doing this Saturday?---- Im not sure. but I go to the Rolling Stones concertA. mustB. wouldC. shouldD. might29 I ______ myself more ---- it was a perfect day.A shouldn’t have enjoyedB needn’t have enjoyedC wouldn’t have enjoyedD couldn’t have enjoye d30. -- I spent two weeks in London last summer.-- Then you must have visited the British Museum during your stay, ____ you?A. mustn'tB. haven'tC. didn'tD. hadn't31. It was sad to me that they, so poor themselves, ________ bring me food.A. mightB. wouldC. shouldD. could32. Although you _____ find bargains in London, it’s not generally a cheap place to shop.A. shouldB. needC. mustD. can33. —I’ve prepared all kinds of food for the picnic.—Do you mean we_____ bring anything with us?A. can’tB. mustn’tC. shan’tD. needn't34. My book, The House of Hales, is missing. Who ________ have taken it?A. needB. mustC. shouldD. could35. I still remember my happy childhood when my mother ______ take me to Disneyland at weekends.A. mightB. mustC. wouldD. should36. —Can’t you stay a little longer?—It’s getting late. I really _____go now, My daughter is home alone.A .may B. can C . must D .dare37. I've ordered some pizza, so we ____ worry about cooking when we get home tired.A. can'tB. dare notC. needn'tD. may not38. You _____be careful with the camera. It costs!A .must B. may C. can D. will39.You feel all the training a waste of time, but I’m a hundred percent sure lateryou’ll be grateful you did it.A. shouldB. needC. shallD. may40.. Life is unpredictable ; even the poorest __become the richest .A. shallB. mustC. needD. might41.________ I have a word with you? It won’t take long.A. CanB. MustC. ShallD. Should42. You ____ be Carol. You haven’t changed a bi t after all these years.A. mustB. canC. willD. shall43. It was so noisy that we hear ourselves speak.A. couldn'tB. shouldn'tC. mustn’t D needn’t44 I ______ have worried before I came to the new school, for my classmates here are veryfriendly to me.A. mightn’tB. mustn’tC. needn’tD. couldn’t45. —Sorry, Mum! I failed the job interview again.—Oh, it's too bad. You ________ have made full preparations.A. mustB. canC. wouldD. should46.----- I feel washed out. Let’s call it a day.-------Hold out a little longer. Now that we have come so far, we _____ as well go all the way.A. canB. mustC. shouldD. may47.------ My computer _______ start, not matter how hard I try.-------It might have crashedA. won’tB. shouldn’tC. mustn’tD. wouldn’t48. -----School is over . How can we contact Robert?------Try phoning him. He _______ be home by now. He lives only a stone’s throw from the schoolA. wouldB. willC. shouldD. shall49. In case anyone present at the meeting tonight ________ need any help, here is a number foryou to contact me.A. canB. shallC. shouldD. must50.The school took the students’request into consideration that a party______ be held to celebrate the victory.A. couldB. mightC. wouldD. should51.---She looks very happy. She _____ have passed the exam.---I guess so. It’s not difficult after all.A. shouldB. couldC. mustD. might52.Peter __________ be difficult to deal with at times even though he’s a nice person in general.A. shallB. shouldC. canD. must53. ---What do you think we can do for our aged parents?---You ____ do anything except to be with them and be yourself. (2007 重庆卷)A. don’t have toB. oughtn’t toC. mustn’tD. can’t54. She _____ have left school, for her bike is still there. (2008 天津卷)A. can’tB. wouldn’tC. shouldn’tD. needn’t55.. ---Where is my dictionary? I remember I put it here yesterday.---You ____ it in the wrong place. (2007 江西卷)A. must putB. should have putC. might putD. might have put。