优优班--学霸训练营 > 题目详情

  • ---- Why do you suggest we buy a new machine?

      ---- Because the old one has been damaged ______ .

    【考点】情景交际，介词（短语）辨析
    【分析】请登陆后查看
    【解答】请登陆后查看
    难度：易
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