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乌鸦自从被狐狸大叔骗了肉之后,就被动物王国的子民们耻笑为“笨乌鸦”。它打心眼里不服气呀!它太想找个机会证明自己是“乌鸦喝水”的主角,让大家忘记“乌鸦受骗”那一段。机会终于来了。这天数学课上,熊老师和学生们讲关于容积的问题。熊老师找来一只圆柱形的铁罐子,让同学们不用尺子计算出容积。“不知道底面积和高怎么算容积啊?”同学们个个目瞪口呆,想破脑袋也没想出答案。乌鸦心想:“一定有办法的,想当年我要喝水用石子投入瓶子就解决了
Since the crow was fooled by the uncle of the fox, he was laughed at as ”stupid crow“ by the people of the animal kingdom. It is hard at work! It too wants to find a chance to prove that it is ”the crow drink water“ protagonist, so that we forget ”crow cheated “ that period. The opportunity came. This day math class, bear teacher and students talk about the volume of the problem. Bear teacher to find a cylindrical iron jar, so students do not have to calculate the volume of the ruler. ”Do not know the bottom area and high how to calculate the volume ah? “ The students were all stunned, want to break their heads did not figure out the answer. Crow thought: ”There must be a solution, when I want to drink water into the bottle with stones to solve