—Is there any flight to Tokyo today?

— I think there _____, for the weather is too bad.

A. mustn’t be       B. mightn’t be       C. needn’t be       D. can’t be

 —Is there a fog in the evening?

—There _______ be. I’ll make a phone call to find it out.

A. must       B. would       C. will       D. might

 —I hear you have written a novel.

—Yes, the book ________ be out in a month or so.

A. can       B. dare       C. should       D. need

 —Why didn’t you attend the lecture yesterday?

—I didn’t think that we _______ on Sundays.

A. should      B. ought to have      C. shouldn’t have      D. will have to

 He _______ Shanghai, for I saw him talking with the headmaster a moment ago.

A. must have gone to                B. can’t have gone to

C. mustn’t have been to                D. can’t have been to

 She is too slow. She ________ pass the test, but she __________ too little.

A. would; knew       B. will; knows       C. would; knows       D. will; knew

 --What do you think of it?

--I think it is a thing of importance that it ____ done soon.

A. is       B. is to be       C. be       D. to be

 Mr. Bush is on time for everything. How _____ it be that he was late for the opening ceremony?

A. can   B. should  C. may D. must

 You _____ pay your library fines. If not, you _____ not be allowed to graduate.

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

 The pilot kept calm in the terrible storm, otherwise the accident ______.

A. couldn’t be prevented

B. mustn’t have prevented

C. wouldn’t have been prevented

D. shouldn’t prevent