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    科目： 来源： 题型：单选题

    ________ you use English, ________ mistakes you'll make while using it．


    1. A.
      The more; the less
    2. B.
      The more; the fewer
    3. C.
      Much; few
    4. D.
      More; fewer

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    科目： 来源： 题型：单选题

    It was not until the boat was out of sight ________ their hands．


    1. A.
      that they stopped waving
    2. B.
      did they stop waving
    3. C.
      they don't stop waving
    4. D.
      had they stopped waving

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    科目： 来源： 题型：单选题

    At the routine office meeting, the headmaster insisted that the problems _________ paid special attention to.


    1. A.
      referred to being
    2. B.
      referred to be
    3. C.
      refer to being
    4. D.
      refer to be

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    科目： 来源： 题型：单选题

    With many major economic problems________ to be solved, there is no point predicting the growth rate of this year now.


    1. A.
      remaining
    2. B.
      remained
    3. C.
      have remained
    4. D.
      having remained

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    科目： 来源： 题型：单选题

    More and more people choose to shop in a supermarket as it offers a great ________ of goods．


    1. A.
      mixture
    2. B.
      variety
    3. C.
      combination
    4. D.
      extension

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    科目： 来源： 题型：单选题

    Many British people have noticed that butterflies ________ from its natural habitats during the past several years．


    1. A.
      are disappearing
    2. B.
      have been disappeared
    3. C.
      have been disappearing
    4. D.
      will have disappeared

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    科目： 来源： 题型：单选题

    We are ________ by doctors to eat more vegetables and take plenty of physical exercises．


    1. A.
      suggested
    2. B.
      warned
    3. C.
      informed
    4. D.
      advised

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    科目： 来源： 题型：单选题

    My brother ________ for Beijing on business in three days．I wonder when the earliest plane ________ on Sunday．


    1. A.
      is leaving; is taking off
    2. B.
      is leaving; takes off
    3. C.
      leaves; takes off
    4. D.
      leaves; is taking off

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    科目： 来源： 题型：单选题

    Every means ______ tried but without any result.


    1. A.
      have been
    2. B.
      is to be
    3. C.
      are to be
    4. D.
      has been

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    科目： 来源： 题型：单选题

    Tom ________ with him at that time, for I was having dinner with him in my home.


    1. A.
      can't have been
    2. B.
      must have been
    3. C.
      may be
    4. D.
      must be

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