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    精英家教网 > 高中英语 > 题目详情
    During the last three decades, the number of people participating in physical fitness programs___ sharply.
    A．was increasingB．has increasedC．had increasedD．will be increasing
    B
    句意：在过去的三十年里，参与身体锻炼的人的数量激增。根据时间状语判断应用现在完成时，故选Ｂ。
    【考点定位】时态用法辨析。时态的选择主要看具体句式和时间状语，本题根据时间状语很容易进行判断。
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