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    科目： 来源：不详 题型：单选题

    These viruses, if ________ in, can result in illness or even death.
    A．breathingB．breathedC．breatheD．to breathe

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    科目： 来源：不详 题型：单选题

    Playing on the football pitch ____________________.
    A．some students are with their P.E. teacher
    B．their P. E. teacher is with some students
    C．some students with their P. E. teacher are
    D．are some students with their P. E. teacher

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    科目： 来源：不详 题型：单选题

    Before the ladies ______ the colorful box, filled with things like books, dolls and fancy clothes.
    A．was lainB．are lainC．lieD．lay

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    科目： 来源：不详 题型：单选题

    ______ with the size of the whole earth, the highest mountain does not seem high at all.
    A．When compared　 　　B．While comparing
    C．CompareD．Comparing

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    科目： 来源：不详 题型：单选题

    Bad habits, ______ formed(形成), are difficult to give up.
    A．andB．onceC．forD．but

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    科目： 来源：不详 题型：单选题

    Not only _______interested in football but ______beginning to show an interest in it.
    A．the teacher himself is; all his students are
    B．the teacher himself is; are all his students
    C．is the teacher himself ; are all his students
    D．is the teacher himself; all his students are

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    科目： 来源：不详 题型：单选题

    ____ back home after the party.
    A．It was not until midnight did he go
    B．It was until midnight that he didn’t go
    C．Not until midnight did he go
    D．It was midnight that he didn’t go

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    科目： 来源：不详 题型：单选题

    It was announced that only when the fire was under control _______ permitted to return to their homes.
    A．would villagers beB．villagers would be
    C．should villagers be D．villagers should be

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    科目： 来源：不详 题型：单选题

    Only when she reached her office____ she had left her key at home.
    A．she realizesB．does she realizeC．she realizedD．did she realize

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    科目： 来源：不详 题型：单选题

    _____ entered the office when I realized that I had forgotten to bring my report.
    A．I hardly hadB．Had I hardlyC．Hardly had ID．Hardly I had

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