题文
【2012·湖北·荆州】— Do you know sound travels very fast?
— Yes. But light travels sound.
| A．as fast as | B．a little faster than |
| C．much faster than | D．slower than |
【2012·湖北·荆州】— Do you know sound travels very fast?
— Yes. But light travels sound.
| A．as fast as | B．a little faster than |
| C．much faster than | D．slower than |
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