The teacher told us that light (travel) ______ faster than sound.travels老师告诉学生光比

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问题 The teacher told us that light (travel) ______ faster than sound.

选项

答案 travels

解析老师告诉学生光比声音的速度快，本句主句是一般过去时但从句陈述的是一个科学事实，所以还是用一般现在时。

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Theteachertoldusthatlight(travel)______fasterthansound.travels老师告诉学生光比