1 . I noticed that he was wearing shoes that did not match. He ________ too hard to notice.
| A．might have worked | B．could have worked |
| C．must have worked | D．should have worked |
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2 . It ______ last night, as the ground is still wet.
| A．may have rained | B．must rain | C．can’t have rained | D．must have rained |
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23-24高一上·广东深圳·期末
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3 . He came to realize that social media wasted lots of time which he ____________ on his research essay.
| A．should spend | B．must spend | C．should have spent | D．must have spent |
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4 . Jon did a great job in the speech contest. He ________ many times last week.
| A．need have practised | B．might have practised |
| C．must have practised | D．should have practised |
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5 . From her near-perfect performance on stage, I realized that she ________ a lot of time preparing for it.
| A．must have spent | B．should have spent |
| C．would have spent | D．could have spent |
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6 . — Few of my fellows passed the politics quiz this time on campus.
— How come? It ________ tough.
— How come? It ________ tough.
| A．should be | B．might be | C．must have been | D．would have been |
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7 . Shelley _________ have caught a cold from the rain, for she has a cough and a runny nose.
| A．can | B．must not | C．must | D．can not |
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8 . There were no signs that the fire had been set deliberately. It ________ by a cigarette end, I guess.
| A．would have been caused | B．should have been caused |
| C．might have been caused | D．must have been caused |
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9 . — That woman has been taking care of the two white tigers for 8 years.
—Oh, dear! She _____ a lot of difficulties!
—Oh, dear! She _____ a lot of difficulties!
| A．could go through | B．might go through |
| C．might have gone through | D．must have gone through |
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10 . They ______ finished the project; it was due on last Friday.
| A．must have | B．ought to have | C．would have | D．might have |
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