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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

    E-mail, as well as telephones, ____  an important part in daily communication.
    A．is playingB．have played C．are playingD．play

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    科目： 来源：不详 题型：单选题

    One third of the country _____ covered with trees and the majority of the citizens _____ black people.
    A．is; areB．is; is C．are; areD．are; is

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    科目： 来源：不详 题型：单选题

    Such poets as Shakespeare _____ widely read, of whose works, however, some _____ difficult to understand.
    A．are; areB．is; is C．are; isD．is; are

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    科目： 来源：不详 题型：单选题

    Listening to loud music at rock concerts _____ caused hearing loss in some teenagers.
    A．isB．areC．hasD．have

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    科目： 来源：不详 题型：单选题

    Planning so far ahead _____ no sense — so many things will have changed by next year.
    A．madeB．is making C．makesD．has made

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    科目： 来源：不详 题型：单选题

    The teacher, along with 5 of her students, ________talking with a foreign teacher in the English Corner at that time.
    A．wasB．wereC．had beenD．would be

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    科目： 来源：不详 题型：单选题

    Not only I but also Jane and Marry ______ tired of having one examination after another.
    A．is B．areC．amD．be

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    科目： 来源：不详 题型：单选题

    It is reported that many a new house        at present in the disaster area.
    A．are being builtB．were being built
    C．was being builtD．is being built

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    科目： 来源：不详 题型：单选题

    The first question was quite difficult but the rest _______ easy, _______ surprised us all.
    A．was; whichB．was; that
    C．were; whichD．were; which

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