The thief ________ in from the kitchen window as the door was closed.A.may climb
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The thief ________ in from the kitchen window as the door was closed.
A.may climb | B.must have climbed
| C.could have climbed | D.should have climbed |
|
答案
D |
解析
问句中使用了过去时态,说明动作发生在“过去”;A、C项表示“现在”或者“将来”,排除。must不能和完成时一起用于疑问句,排除。这里should have done表示应该做某事而没有做,带有批评的口气。 |
举一反三
— Turn off the TV, Jack. ____ your homework now? — Mum, just ten more minutes, please.
A.Should you be doing | B.Shouldn’t you be doing
| C.Couldn’t you be doing | D.Will you be doing |
|
He hurt his leg climbing the mountain; otherwise, he _____ the meeting.
A.will attend | B.had attended | C.would have attended | D.would attend |
|
Sir, you ______ be sitting in this waiting room. It is for women and children only.
A.oughtn’t to | B.can’t | C.won’t | D.needn’t |
|
I _____ have written to him because he phoned me shortly afterwards.
A.ought to | B.must | C.couldn’t | D.needn’t |
|
You _____ pay too much attention to your reading skill, as it is so important.A.cannot | B.should | C.must | D.needn’t |
|
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