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英语
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our teacher told us that sound travels____than light. A much more slowly B more fast C much faster
D much slowly
人气：413 ℃ 时间：2020-03-27 14:57:07
解答
A
这是一题既考语法又考常识的题.声速比光速慢,所以先排除B和C,慢得多的用法：much more slowly （副词用法）,再排除D
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