题目

读京杭运河地势剖面图,完成下列各题。1.   图中A为          (河流),调水沿途要建梯级抽水站,主要原因是沿线要经过           (地形区)2.   若该剖面图长度为18厘米,则该图的水平比例尺约为                (按图中所示大运河长度计算)。3.   京杭大运河目前主要承担南下的货物运输是                 ,它大大减轻了          (铁路)运输的巨大压力。4.   京杭大运河南北两端工业区分别是        () 37. (2015 •烟台) My deskmate asked me.   A. when would I go to the zoo   B. whom I would play tennis with   C. how did I get home that evening   D. whether I have been to Singapore
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