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1 . As our best friend, Tanya ________ have known the truth, or she would have told us.
A.mustn’t | B.can’t | C.shouldn’t | D.needn’t |
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2 . The principles we are finding in the fruit fly(果蝇)brain-the logic and organization-________ be the same as those in human brains. (用适当的词填空)
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3 . As we all know, very loud noise ________ make people sick or drive them mad.
A.should | B.need | C.can | D.must |
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23-24高二上·上海·期末
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4 . If someone happens to have high fever and pneumonia, he or she _________ seek treatment fast.
A.must | B.needs | C.may | D.could |
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5 . I can’t find my purse. I ________ it in the supermarket yesterday, but I’m not sure.
A.should have left | B.must have left | C.might have left | D.can have left |
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6 . Who is knocking at the door? ________ it be your guest?
A.Can | B.Shall | C.May | D.Must |
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