If you _____ smoke, please go outside because this is a non-smoking office.A．mus
题型：不详难度：来源：
| If you _____ smoke, please go outside because this is a non-smoking office. |
答案
| A |
解析
| 考查情态动词。句意“如果你非要吸烟，请你去外边吸，因为这是无烟办公室。”must可表示“一定，非得，非要”的意思，故选A。 |
举一反三
You _____ all those clothes! We have a washing machine to do that sort of thing. | A．wouldn’t have washed | B．mustn’t have washed | | C．needn’t have washed | D．can not have washed |
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Facebook has become one of the most popular social websites. Its founder ___________when he started it years ago.
A could never imagine it B must have never imagined it
C must never imagine it D could have never imagined it |
If you work hard and finish it this week, you _______ have Monday free next week.| A．shall | B．will | C．would | D．should |
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---Could you please tell us some good ways to learn English well?
---My suggestionis that reading often and writing regularly_____
be needed | A．would | B．should | C．could | D．need |
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Sir, you_______ be sitting in this chair! It is just for women with children and old people only.| A．can’t | B．shouldn’t | C．won’t | D．needn’t |
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