The teacher told us that light ______ faster than sound.A.traveledB.had traveledC.is travelingD.trav

题目简介

The teacher told us that light ______ faster than sound.A.traveledB.had traveledC.is travelingD.trav

题目详情


The teacher told us that light ______ faster than sound.
A.traveledB.had traveledC.is travelingD.travels
题型:单选题难度:偏易来源:不详

答案

D
考查时态。句意:老师告诉我们光传播比声音快。结合语境可知从句叙述的是一个客观存在的事实,故用一般现在时态,选D。

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