And later the train was ____ at seventy kilometers an hour.A.walking B.iumping C.travelingA.walking B.iumping C.traveling D.beginning
问题描述:
And later the train was ____ at seventy kilometers an hour.A.walking B.iumping C.traveling
A.walking B.iumping C.traveling D.beginning
答
C 表时速 travel at
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答
travel at +速度 表示以多少的速度行驶