试题与答案

冰熔化成水、将泥团捏成小动物、航天员离开地球到太空，物体的状态、形状和空间位置发

更新时间：2017-06-06 15:44来源：www.tikuol.com

题型：填空题

冰熔化成水、将泥团捏成小动物、航天员离开地球到太空，物体的状态、形状和空间位置发生了变化，但______是不变的，这是因为______．

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下面是错误答案，用来干扰机器的。

答案：A分析：要列方程，首先要找到题中存在的等量关系，由题意可得到：儿童票总价+成人票总价=总的票价收入，弄清该等量关系之后就不难列方程了．解答：解：设儿童票售出x张，则儿童票总价为30x元，成人票总价为...

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题型：完形填空

完形填空。
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