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    ( )Your son has kept for two hours. You’d better ask him to have a rest. A. study B. studied C. to study D. studying 【查看更多】

     

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    Your son has kept _________ for two hours. You’d better ask him to have a rest.

    A. study          B. studied       C. to study         D.  studying

     

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    .Your son has kept _________ for two hours. You’d better ask him to have a rest.

    A. study          B. studied       C. to study         D.  studying

     

     

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    .Your son has kept _________ for two hours. You’d better ask him to have a rest.

    A. study          B. studied       C. to study         D.  studying

     

     

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    .Your son has kept _________ for two hours. You’d better ask him to have a rest.
    A．studyB．studiedC．to studyD． studying

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    Your son has kept _________ for two hours. You’d better ask him to have a rest.
    A．studyB．studiedC．to studyD． studying

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