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    科目： 来源：不详 题型：单选题


    To compete more effectively with others，it is time that university students       to study
    abroad after graduation．
    A．triedB．are tryingC．tryD．will try

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    科目： 来源：不详 题型：单选题

    They ______ the train to Beijing．Otherwise, they would have returned home．
    A．need have caughtB．must have caught
    C．must catchD．may catch

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    科目： 来源：不详 题型：单选题


    Persons under 16        not be employed in our country．
    A．shallB．canC．mayD．will

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    科目： 来源：不详 题型：单选题


    —You ought to have called him yesterday．
    —Yes，I know I       ．
    A．ought toB．have toC．should haveD．must have

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    科目： 来源：不详 题型：单选题


    8. There’s no light on; they _____ be at home.
    A．can’tB．mustn’tC．needn’tD．shouldn’t

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    科目： 来源：不详 题型：单选题


    20. When a stick is partly in a glass of water, it looks ________ it were broken.
    A．even thoughB．althoughC．as ifD．so that

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    科目： 来源：不详 题型：单选题


    The weather turned out to be fine yesterday．You __the trouble to carry your raincoat with you．
    A．should have takenB．mustn’t have taken
    C．could have takenD．needn’t have taken

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    科目： 来源：不详 题型：单选题


    This is her only request that the room ______ after being used.
    A．be cleanedB．is cleanedC．will be cleanedD．would be cleaned

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    科目： 来源：不详 题型：单选题


    This book ______ Tom’s father’s, because his name is on the book.
    A．maybeB．may be C．must beD．must

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    科目： 来源：不详 题型：单选题


    —She looks very happy. She ______ have passed the exam.
    --I guess so. It’s not difficult after all.
    A．shouldB．couldC．mustD．might

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