But for your timely warning, we ___have been unaware of the danger. Thank you ve
题型：不详难度：来源：
But for your timely warning, we ___have been unaware of the danger. Thank you very much! | A．shall | B．must | C．will | D．would |
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答案
| D |
解析
试题分析：句意：要不是你及时提醒，我们就不会意识到危险。非常感谢您！此处but for意为：要不是。
表示与过去的事实相反，主句用would+have done的形式。故选D。 |
举一反三
----Did you hear about the hero who rescued the child from the burning building?
----Yes. What do you think most people ______ if they were in a similar situation?
A. will do B will have done. C. would do D. would have done |
He commanded that all the gates ________．| A．should shut | B．would be shut | C．shut | D．be shut |
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I ___to my cousin’s birthday party last night, but I was not available| A．went | B．had gone | C． would go | D．would have gone |
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— What does the notice on the wall say?
— “No person _____ take books out of the reading room; otherwise he _____ be fined.”| A．may; will | B．may; would | C．shall; will | D．shall; would |
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It was Mr. Zhang that helped us out of the trouble. Without his help, we ______ it so easily.| A．can’t manage | | B．mustn’t have managed | | C．couldn’t have managed | | D．couldn’t manage |
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