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英语
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Our physics teacher told us light __ faster than sound last term A travels B travel C travelled
人气:420 ℃ 时间:2019-10-24 10:52:20
解答
选A.
因为光比声音传播地快事客观真理,是事实
无论什么情况都是用一般现代式:light travels faster than sound.
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