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    科目： 来源：不详 题型：单选题

    —Bob! How is your project? I heard you started it last Friday, right?—Oh! I_______ for it. But I haven’t decided when to do it.
    A．have preparedB．had preparedC．have been preparingD．was preparing

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    科目： 来源：不详 题型：单选题

    Every necessary means____ to protect milu deer which____ very valuable to us. As a result, the number of milu deer is increasing.
    A．are used; isB．is being used; is
    C．have been used; areD．has been used; are

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    科目： 来源：不详 题型：单选题

    —Tom, it seems that you haven’t cleaned your bedroom the whole week .
    —You didn’t come in around 10 yesterday morning; I ________ it .
    A．cleanedB．have cleanedC．was cleaningD．had cleaned

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    科目： 来源：不详 题型：单选题

    I suppose by the time I come back next year, all these old houses south of the Baoshehe River ________ down.
    A．will have been pulledB．will be pullingC．will have pulledD．will be pulled

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    科目： 来源：不详 题型：单选题

    It is said that the early European playing-cards ______ for entertainment and education.
    A．were designedB．have designedC．have been designedD．were being designed

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    科目： 来源：不详 题型：单选题

    They ________ to enter the building by the back door; however, the front door was locked.
    A．are supposedB．aren’t supposedC．weren’t supposedD．were supposed

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    科目： 来源：不详 题型：单选题

    Professor Smith, along with his assistants, _________on the project day and night to meet the deadline.
    A．workB．workingC．is workingD．are working

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    科目： 来源：不详 题型：单选题

    Tom is the only one of the students who     a scholarship since last year. 
    A．has wonB．have wonC．is winningD．wins

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    科目： 来源：不详 题型：单选题

    — Have you watched the film “Avatar”? 
    — Not yet. But I       the film is worth watching.
    A．am toldB．was toldC．have toldD．have been told

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    科目： 来源：不详 题型：单选题

    With more forests being destroyed, huge quantities of good earth      each year.
    A．is washing awayB．is being washed away
    C．are washing away D．are being washed away

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