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来源: 伊眉儿e 于 10-01-04 17:30:53 [档案] [博客] [旧帖] [转至博客] [给我悄悄话]
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回答: 数学不教,哪能知道千百万概念? 由 A-Momy 于 2010-01-04 16:12:33
I have the same question. Years later I asked him, he said he learned it from Sesame Street on TV. I'm still proud of him.
自己找来源或者通过提问学习得到都应该算自学,不是父母主动教的