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    精英家教网 > 初中英语 > 题目详情
    My physics teacher told us light ______ faster than sound.
    A. travel         B. travels              C. traveled
    B
    考察时态。句意：我的物理老师告诉我们光比声音传播快。结合语境可知从句中描述的是客观性动作，故用一般现在时态，选B。
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