19.You ________see him while he is in hospital.A. have better B. had better C. would rather D. had to20.There is a fine sunset; it ________to be a fine day tomorrow.A. ought B. should C. has to D. has better21.You are his father, you ________take care of him.A. might B. ought C. ought to D. are able to22.That’s all. It ________be talked about any more.A. needn’t B. mightn’t C. darn’t to D. needn’t to23.The question ________discussing.A. needs B. need C. can be D. must be24.He ________even look out of the window.A. daren’t B. daresn’t C. dared not to D. dares not25.I’m so hungry that I ________find something to eat.A. have to B. would C. may D. can26.All the students ________do their best for the modernization of our country.A. can B. should C. may D. might27.You ________be careful with your homework.A. must B. have to C. may D. are used to28.It is getting darker. You ________not go home.A. had better B. have better C. would rather D. would like29.I ________what happened to our school.A. would like know B. would like to know C. would like knowing D. would like that I know30.— Would you mind my changing the plan?— ________.A. Oh, no, please B. Yes, I mind not C. No, I would D. Yes, I will31.— It ________ be Jack who is in the library.— I’m sure it ________be him, I saw him off at the railway station just two days ago.A. can’t; can’t e B. must; mustn’t C. must; can’t D. can’t; mustn’t 32.I ________tell her the truth about his marriage.A. can’t help B. can’t but C. may not help D. mustn’t but33.Since she is angry, we ________.A. had better to leave her along B. should leave her aloneC. would rather to leave her alone D. must leave her alone34.Look! What you’ve done to me. You ________more careful.A. maybe B. had to C. should have been D. would be35.________read the letter for you?A. Would you like me B. Do you want me C. Will you mind me D. Shall I36.He promised he ________not make such silly mistakes.A. would B. should C. might D. could