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    科目： 来源：不详 题型：单选题

    It is the first time that Chinese astronaut Wang Yue________as one of the volunteers for the Mars-500 test project .   
    A．has been selectedB．had been selectedC．has selectedD．selected

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    科目： 来源：不详 题型：单选题


    This year’s National Day ____ in a practical way, which is reported in People’s Daily.   
    A．is to be observedB．observeC．observesD．is to observe

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    科目： 来源：不详 题型：单选题


    Give me an undisturbed hour and I’ll see the work Tom ___ unfinished.
    A．will leaveB．is leavingC．has leftD．had left

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    科目： 来源：不详 题型：单选题


    Unitl tens of years ago, most zoos      in such a way—animals in one area and birds in another.
    A．were organizedB．had organized
    C．will organizeD．have been organized

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    科目： 来源：不详 题型：单选题


    The book ＿＿, it’s a best-seller.
    A．sell wellB．is sold wellC．has sold wellD．sells well

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    科目： 来源：不详 题型：单选题


    I thought it ＿＿ very boring, but it wasn’t.
    A．is going to beB．was going to beC．used to beingD．can be

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    科目： 来源：不详 题型：单选题


    —I called you many times yesterday morning, but I couldn’t get through.
    —Oh. My brother ______on the phone all the time!
    A．was talkingB．has been talkingC．has talkedD．talked

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    科目： 来源：不详 题型：单选题


    ---Is there anything wrong, Bob? You look sad．
    ---Oh, nothing much．In fact, I        of my friends back home．
    A．have just thoughtB．was just thinking
    C．would just thinkD．will just be thinking

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    科目： 来源：不详 题型：单选题


    ----You haven’t said a word about the design ,Mike. What’s your idea?
    ----I’m sorry I _______ about something else just now.
    A．am thinkingB．thoughtC．was thinkingD．had thought

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    科目： 来源：不详 题型：单选题


    By the time she reached the corner of the street, the footsteps _________.
    A．had goneB．were goneC．are missing D．have disappeared

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