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    科目： 来源：不详 题型：单选题

    －Mom’s gift? She _______ have chosen a better one for me.
    －She must be very happy to know it.
    A．should B．mightC．couldn’tD．mustn’t

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    科目： 来源：不详 题型：单选题

    –Where are the students? How could they keep us waiting for so long?
    –They started an hour ago and they ____ be here in fifteen minutes, I think.
    A．canB．wouldC．shouldD．must

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    科目： 来源：不详 题型：单选题

    Had the bomb dropped over a populated area of the city , there ____ a great deal of damage．
    A．may beB．might have been
    C．may not beD．mightn’t have been

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    科目： 来源：不详 题型：单选题


    About one in ten computer game players show signs of addictive behavior that      have
    negative effects on their family, friends and school work , according to a new study.
    A．couldB．shouldC．needD．would

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    科目： 来源：不详 题型：单选题

    —What’s the name?
    — Khulaifi．_______ I spell that for you?
    A．Shall B．Would C．CanD．Might

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    科目： 来源：不详 题型：单选题

    The boss has given everyone a special holiday, so we   go to work tomorrow.
    A．can’tB．mustn’t C．needn’tD．shouldn’t

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    科目： 来源：不详 题型：单选题

    ---It is said that China has been a member of WTO since December 11, 2001.
    ---Well, it’s wonderful that the Chinese people ______ have made so much progress these years.
    A．mustB．canC．shouldD．may

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    科目： 来源：不详 题型：单选题

    Last night Li Ping watched the football match at home when he ________ his homework.
    A．need have done B．must haven done
    C．should have doneD．could have worked

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    科目： 来源：不详 题型：单选题

    They demanded that the library _____ open to students during the vacation.
    A．should keepB．was keptC．would be keptD．be kept

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    科目： 来源：不详 题型：单选题

    ----Look,Mr.Hu is on the other side of the street.
    ----It____ be him.He has gone to Lanzhou.
    A．mustn’tB．can’tC．wouldn’tD．couldn’t

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