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——Doyouknowsoundtravelsveryfast?——Yes.Butlighttravels____sound.A.asfastasB.littlefasterthanC.muchfasterthanD.slowerthan
题目内容：
——Do you know sound travels very fast?——Yes.But light travels ____ sound.
A.as fast as
B.little faster than
C.much faster than
D.slower than优质解答
选C.
光速比音速快很多,所以是much faster than.
A.as fast as
B.little faster than
C.much faster than
D.slower than
优质解答
光速比音速快很多,所以是much faster than.
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