He said that light much faster than sound.A. has travelledB. wentC. travelsD. travelled

问题补充：

He said that light much faster than sound.

A. has travelled

B. went

C. travels

D. travelled

答案：

A. has travelled

B. went

(答案→)C. travels

D. travelled

解析：如果从句讲述的客观事实或真理时，从句时态不受主句时态的限制，要用一般现在时。句意：他说“光比声传播的速度快”。故选C。