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【原创】教儿子四年级奥数,做了个差倍问题和年龄问题的PPT,希望有人喜欢|自动提醒阅读字号:
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X1C 4th,i5-6200U,8G,sm951a 512G
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x200 x61s x61t t450s p53 x13 T14p
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喜欢长长乌黑头发的妙龄女郎。
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不是思考,而是一种直觉!
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T42PM1.7G/2G/DDR333/ 200G/802.11b/Combo
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