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    精英家教网 > 高中英语 > 题目详情
    Scientists _______ a lot of experiments on animals, hoping to find and effective way to cure the patients who had AIDS.
    A．carried onB．carried outC．carried awayD．carried off
    B
    本题考查动词短语辨析。carry on表示“进行、继续”；carry out表示“执行、贯彻”； carry off表示“夺得”某种奖赏。
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