Question

The teacher said to us, “Light travels much faster than sound．”

The teacher said to us that light ________ much faster than sound．

[　　]

A．

will travel

B．

traveled

C．

travels

D．

was traveling

Answer 1

答案：C
解析：

光传播速度比声快是个不变的真理，像这样的情况变间接引语时时态不变，总是用一般现在时。