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    Students are burdened with too much exercises, their school grade. A. aiming to improve B. aiming at improving C. aimed to improve D. aimed to improving 【查看更多】

     

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    Students are burdened with too much exercises, _______ their school grade.

    A. aiming to improve   B. aiming at improving  C. aimed to improve D. aimed to improving  

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    Students are burdened with too much exercises, _______ their school grade.

    A. aiming to improve　 B. aiming at improving

    C. aimed at improving　 D. aimed to improving

     

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