Our teacher said sound___much more slowly than light.A.was traveling B.travelsC.has traveledD.travel

题目简介

Our teacher said sound___much more slowly than light.A.was traveling B.travelsC.has traveledD.travel

题目详情

Our teacher said sound___much more slowly than light.
A.was traveling B.travels
C.has traveledD.traveled
题型:单选题难度:中档来源:不详

答案

B
此题考查宾语从句的时态问题。当主句的谓语动词是一般现在时时,其宾语从句的时态可以是任何适当的时态。所以,宾语从句的时态应根据实际情况而定。当主句的谓语动词的时态是一般过去时的时候,其宾语从句的时态一般要用任一适当的过去时态。但是当宾语从句是表达客观真理和规律的句子时,其时态仍旧用一般现在时。

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