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    科目： 来源：不详 题型：单选题


    18． My mother ____ for Beijing in a few days. I wonder when the earliest plane ____ on Monday?
    A．leaves; takes offB．is leaving; takes off
    C．is leaving; is taking offD．leaves; is taking off

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    科目： 来源：不详 题型：单选题


    22．Collecting stamps as a hobby___________ increasingly popular during the past fifty years.
    A．becomesB．becameC．has become D．had become

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    科目： 来源：不详 题型：单选题


    25．In Switzerland, six miles west of Geneva,___________ a collection of laboratory buildings.
    A．lieB．are lyingC．liesD．lays

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    科目： 来源：不详 题型：单选题


    33．Bread and butter____________ for breakfast in many Chinese homes nowadays.
    A．serveB．serversC．is servedD．are served

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    科目： 来源：不详 题型：单选题

    One third of the workers in this city ______ now on strike. 
    A．is to be 　　　B．is 　　　C．are to be 　　　D．are

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    科目： 来源：不详 题型：单选题


    35. — Is your father still in bed?
    — No, he ______ and ______ for you in the dining room now.
    A．is already up; waitsB．got up; waiting
    		C．has got up; waitedD．is already up; waiting

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    科目： 来源：不详 题型：单选题


    29．—The cleaning must have taken you quite a long time yesterday．
    —Right．The rooms ______ for two months．
    A．haven't been cleanedB．didn't clean
    C．hadn't been cleanedD．hadn't cleaned

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    科目： 来源：不详 题型：单选题


    34．—Your colleague's spoken English is beautiful, Lily．
    —It's no wonder．She ____ in the USA for a year as a visiting professor．
    A．workedB．has workedC．had workedD．has been working

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    科目： 来源：不详 题型：单选题

    —That’s the third time he’s won the award in this field.
    —Yes. He           his maximum potential in the past decade.
    A．exploredB．is exploringC．has been exploringD．had explored

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    科目： 来源：不详 题型：单选题


    33．It was the first time that Mike______the piano at the concert hall and he hoped that his nervousness would go      ．
    A．played；unnoticedB．had played；unnoticed
    C．played；unnoticingD．had played；unnoticing

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