You _______ be tired—you’ve only been working for an hour.A．must notB．won’tC．c
题型：不详难度：来源：
You _______ be tired—you’ve only been working for an hour.| A．must not | B．won’t | | C．can’t | D．may not |
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答案
| C |
解析
| 根据下文“只工作了一个小时”，意为不会累，所以用can’t表示猜测，意思是“不可能累”。 |
举一反三
—Excuse me.Is this the right way to the Summer Palace?
—Sorry, I am not sure.But it _______ be.| A．might | B．will | | C．must | D．can |
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—Why does Sara know so much about Angkor Wat?
—She _______ there,or she may have read about it.| A．must have been | | B．shouldn’t have been | | C．may have been | | D．can’t have been |
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I _______ have been more than six years old when the accident happened.| A．shouldn’t | B．couldn’t | | C．mustn’t | D．needn’t |
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—Daddy, would you buy me an MP3 player if I do well in the first city-wide examination?
—I _______, I promise.| A．would | B．shall | | C．will | D．do |
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After hours of repair,the driver tried to start the car but it _______ work.| A．won.t | B．shouldn’t | | C．wouldn.t | D．couldn’t |
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