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科目： 來源：不詳 題型：單選題

One of our rules is that every student_____wear the school uniform while at school．
A．mightB．couldC．shallD．will

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科目： 來源：不詳 題型：單選題

Some aspects of a pilot's job      be boring, and pilots often      work at inconvenient hours．
A．can ; have toB．may ; can
C．have to; mayD．ought to; must

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科目： 來源：不詳 題型：單選題

There _____ be any difficulty in passing the road test since you have practised a lot in the driving school.
A．mustn’tB．shouldn’tC．shan’t D．needn’t

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科目： 來源：不詳 題型：單選題

If people eat natural plant poisons by mistake, they _______ go to hospital without delay.
A．wouldB．canC．mayD．must

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科目： 來源：不詳 題型：單選題

—Do you think the thief entered through the back door?
—No, if he had, I don’t believe he ______ the living-room window.
A．would breakB．brokeC．would have brokenD．had broken

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科目： 來源：不詳 題型：單選題

It ___________last night, for the ground is wet outside.
A．would be rainingB．would have rainedC．must rain D．must have rained

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科目： 來源：不詳 題型：單選題

---I was trying to carry out the plan, but I failed.
---Well, you _____, for we were uncertain it would do ____.
A．needn’t do that, in factB．needn’t have done, in effect
C．needn’t have, in practiceD．needn’t, in time

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科目： 來源：不詳 題型：單選題

Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes．
A．mayB．canC．shallD．must

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科目： 來源：不詳 題型：單選題

Do you believe drinking a glass of wine every day ______ reduce the danger of heart diseases?
A．couldB．must C．needD．should

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科目： 來源：不詳 題型：單選題

If you ______ talk about it with me, please wait till I finish my work at hand.
A．canB．mayC．mustD．should

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