题目

There was a rainstorm yesterday. The floodthe old bridge over the small river.A.washed away B.went away C.kept away 答案：【答案】A【解析】句意：昨天有一场暴雨。洪水冲走了小河上的旧桥。考查动词短语。washed away冲走；went away离开；kept away远离。根据a rainstorm可知，洪水冲走了小河上的旧桥。故选A。若集合A={0，m2}，B={1，2}，则“m=1”是“A∪B={0，1，2}”的 条件．