Wehave bought so much food now that Suzie won’t be with us for dinner.A．may notB． mustn’tC．can’tD．needn’t

There ________ be any difficulty about passing the road test since you have practised a lot in the driving school.A．mustn'tB．shan'tC．shouldn'tD．needn't

—You will never believe that it took us two hours to get to the restaurant.—Really? You ________ in a traffic jam.A．needn't have got stuckB．couldn't have got stuckC．must have got stuckD．should have got stuck

When I was a child，I ________ watch TV whenever I wanted to. (2013·江西，29)A．shouldB．couldC．mustD．need

Within a few years China ____ well have the most advanced railway industry in the world.A．willB．canC．mustD．may

—I called you at 9 last night，but no one answered.—Sorry，I ________ sleeping.I went to bed very early. A．need have beenB．would have beenC．must have beenD．should have been

(2013·合肥第二次质检)Martin hasn't been in touch with me for ages. He ________ my new cellphone number.A．needn't get  B．mustn't getC．can't get D．shouldn't have got

The haze or smog was so serious that the winter running _________.Some students complained as they ranA．could have cancelledB．should have cancelledC．must have been cancelledD．ought to have been cancelled

It ________be the vocabulary that caused you the problem in the exercise because you know a lot of words. A．may B．couldn’tC．shouldD．needn’t

Don't use water to put out the fire if oil catches fire. As is known, oil ________ float on water.A．shallB．mustC．mayD．will

My friends __________ come to see me. I don’t want to go out in case they come.A．canB．mustC．mayD．will

—You must have met him the other day.　　—Oh, no, I ________.A．hadn'tB．mustn'tC．haven'tD．didn't

“ Even if Sun Yang failed to kill passers-by in his car, he ___ be fined and put into prison for 2 weeks according to the law.” the judge said.A．willB．should  C．shall D．may

Since nobody gave him any help，he ________ have done the research on his own.A．canB．mustC．wouldD．need

My book, The House of Hales, is missing. Who ________ have taken it?A．needB．mustC．shouldD．could

When I lived with my roommates in the university, we ________ often talk into the night.A．mightB．couldC．shouldD．would

He _______that, without any strong evidence, he was sentenced to 10 years in prison by the judge in the trial.A．could not have imaginedB．can not imagineC．could have imaginedD．can have not imagined

He________sleep，although he tried to，when he got on such a hunt for an idea until he had caught it.A．wouldn’t B．shouldn’tC．couldn’tD．mustn’t

—Show me your permit, please.—Oh, it's not in my pocket. It ________.A．must have fallen outB．might fall outC．could fall outD．should have fallen out

(2014·江苏四校第四次考试)It’s said that there are a large variety of coats in the store.It________be easy for you to find a suitable one.A．can　B．needC．shall　D．should

I’m as busy as a bee；________ you bother me with so many questions now?A．mayB．mustC．canD．shall

—David is often absent from class.—Tell him he ________ answer for it if he goes on behaving like that.A．shallB．mightC．wouldD．can

It is beyond my understanding that many adults ________ be so crazy about Harry Potter series.A．willB．canC．mayD．should

We all know that we ________ our carbon footprint, but I suspect that many people wouldn't be prepared to go as far as Joan Pick, a retired scientist living in south London.A．must have reducedB．should have reducedC．may have reducedD．could have reduce

(2014·郑州一检)—Who is late for class again?—________you ask？Tim，of course.A．Can　B．WouldC．Could　D．Need