He ________ the window of our classroom yesterday because he didn’t come to scho
题型：不详难度：来源：
He ________ the window of our classroom yesterday because he didn’t come to school． | A．mustn’t have broken | B．mightn’t have broken | | C．shouldn’t have broken | D．couldn’t have broken |
|
答案
| D |
解析
| 考查推测。用情态动词can/ may/ must. 否定句用can/could .对过去推测用 情态动词 +have done. |
举一反三
．—Margaret ______ stay at home all day long in front of the TV.
—That’ s right．She ought to go to the fitness center with us.| A．couldn’t | B．mustn’t | C．needn’t | D．shouldn’t |
|
Only when ____hard____make your dream come true. | A．do you work, you can | B．you work ,you can | | C．do you work , can you | D．you work, canyou |
|
I don’t really want to make the appointment, I suppose I ____.| A．should | B．must | C．will | D．need |
|
He failed in finding the job. I think that he _____to get some
more qualifications before applying for the job.| A．should have tried | B．must have tried | | C．might have tried | D．needn’t have tried |
|
The public transport system in Beijing is very good now, so there _____be any difficulty in traveling around the city.| A．couldn’t | B．mustn’t | C．needn’t | D．shouldn’t |
|
最新试题
热门考点