A. must B. may C. can D. will

( ) 21. Michael ______ be a policeman, for he’s much too short.

A. needn’t B. can’t C. should D. may

( ) 22. ______ I know your name?

A. May B. Will C. Shall D. Must

( ) 23. You ______ be more careful next time.

A. have to B. may C. must D. might

( ) 24. You ______ miss the lesson, though we ______ have it on Thursday.

A. mustn’t; needn’t B. needn’t; mustn’t C. mustn’t; mustn’t D. needn’t; needn’t

( ) 25. This pen looks like mine, yet it isn’t. whose ______ it be?

A. must B. may C. would D. can

( ) 26. What kinds of homes will we live in the future? Nobody ______ be sure, but scientists are working out new ideas now.

A. will B. may C. can D. must

( ) 27. I ______ like to know where you were born.

A. shall B. should C. do D. may

( ) 28. ______ you be happy!

A. Might B. Must C. Wish D. May

( ) 29. A teacher ______ do every exercise, but a student must.

A. may not B. needn’t C. can’t D. mustn’t

( ) 30. The matter ______ be changed into a gas, but it _______ be heated to its boiling point.

A. may; needn’t B. may; can C. mustn’t; needn’t D. can; must

( ) 31. Teachers and students ______ look coldly at you for a day or two, but there are friendly feelings in their hearts.

A. must B. can C. may D. should

( ) 32. Cars and buses ______ stop when the traffic lights turn red.

A. can B. need C. may D. must

( ) 33. –Do you think his story ______ true? --I don’ think so. But it sounds good.

A. must be B. may be C. can be D. has to be

( ) 34. Look out! The knife is very sharp. You ______ cut your finger.

A. need B. must C. should D. may

( ) 35. –How long ______ the book be kept?

--For two weeks, but you ______ return it on time.

A. can; may B. may; need C. can; must D. must; need

( ) 36. – May I have an apple, Mum?

--Certainly. But you ______ wash your hands first?

A. may B. must C. can D. need

( ) 37. –There is a lot of smoke coming out of the teaching building there.

--Really? It ______ be a fire, most probably.

A. can B. ought to C. may D. must

( ) 38. –Shall I tell John about the bad news?

--No, you ______. I think that will make him sad.

A. needn’t B. wouldn’t C. shouldn’t D. mustn’t

( ) 39. –Could I call you by your first name? --Yes, you ______.

A. will B. could C. may D. might

( ) 40. –Let’s go to the cinema, shall we? -- _______.

A. No, I can’t B. Yes, I will C. Yes, thank you D. No, we’d better not

( ) 41. --______ the man there be our new teacher?

--He ______ be, but I’m not sure.

A. May; mustn’t B. Can; may C. Must; can’t D. Can; can’t

( ) 42. –Sometime is knocking at the door. Who ______ it be?

--It ______ be Tom. He is still in the school.

A. can; can’t B. can; mustn’t C. might; could D. might; may

情态动词

1—5 CADCB 6—10 ADCDC 11—15 BDDCD 16—20 DAACB

21—25 BACAD 26—30 CCDBD 31—35 CDCDC 36—42 BBDCDBA