情态动词
1.We ____ change water into a gas， but we ___ first heat it to its boiling point.
A. must， can B. may， needn't C. can， must D. need， may
2.The door stood open and everything was in disorder. The room ____.
A. must be broken into B. must have been broken into
C. must be broken D. could be broken into
3._____ repeat the sentences?
A. Will I B. Would you like that C. Shall I D. Do you want that I
4.Would you please lend me your mew motorcar? Yes， I _____.
A. can B. may C. would D. will
5.Prof. White， many students want to see you， ____ they wait here or outside?
A. will B. shall C. are D. do
6.That must be a mistake. No， it ____ a mistake.
A. cannot be B. must not be C. needn't be D. would not be
7.If you don't like to swim， you ___ stay at home.
A. may well B. might be well C. might very well D. might as well
8.We didn't see her at the meeting yesterday. She ____ it.
A. can't have attended B. needn't have attended C. mustn't have attended D. mustn't attended
9.____ the story be true? I hardly believe it.
A. May B. Would C. Must D. Should
10. Need I do it once more? ________.
A. Yes， you need B. Yes， you must C. No， You mustn't D. No， you don't
11. Speak clearly so that they ____ you.
A. must understand B. may understand C. might understand D. understand
12. When are you going to return my novel? Don't worry. You ____ have your book soon， I promise.
A. shall B. should C. may D. must
13. This pen looks like mine; yet it isn't. Whose ____ it be?
A. must B. can C. would D. will
14. Put on more clothes. You ___ be feeling cold with only a shirt on.
A. can B. could C. should D. must
15. Tom wants me to play truant this afternoon with him， but I ____ do so.
A. dared not to B. didn't dare to C. not dare D. dare not
16. As you are not well now， you ____ take some medicine.
A. must B. have to C. would D. will
17. ____ you like to have another cup of tea? Yes， Please.
A. Can B. May C. Would D. Must
18. You ____ go and see the film. You mustn't miss it.
A. can B. may C. will D. should
19. I will attempt it， but I ______ fail.
A. can B. shall C. may D. must
20. If he said he would come， he ______.
A. can B. will C. could D. must
21. Need he go himself? Yes， he _____.
A. must B. need C. has to D. needs
22. He ____ rush to the door when his father came home.
A. could B. should C. might D. would
23. He _____surprise you and do better than you think.
A. could B. should C. might D. would
24. _____ you both happy!
A. May B. Would C. Does D. Shall
25. Being scolded by the teacher， the boy stood before him without ___ his head.
A. daring lift B. daring to lift C. daring lifting D. dare to lift
26. Franz ____， so he ran quickly towards school.
A. not dared stop B. dared not to stop C. didn't dare to stop D. dares not to stop
