We were told that light _____ much faster than sound.

A. travels
B. traveled
C. was
D. travel
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科目:初中英語(yǔ) 來(lái)源:河北省模擬題 題型:單選題

We were told that light _____ much faster than sound.
[     ]
A. travels
B. traveled
C. was
D. travel

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