He said that light much faster than sound.A. traveledB. travelsC. is travelingD. had trav

问题补充：

He said that light much faster than sound.

A. traveled

B. travels

C. is traveling

D. had traveled

答案：

A. traveled

(答案→)B. travels

C. is traveling

D. had traveled

解析：考查时态：主句是过去时的时候，宾语从句一般是相应的过去时，但如果宾语从句是客观真理的时候，主句即使是过去时，从句也应该是一般现在时。句意：他说光比声音的速度快。选B。