Mathcounts 2010 national champion is Mark. His mom is Chinese.

来源: course2 于 2013-02-07 09:43:28 [] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: SiSi 参加 MathCounts 2013 (1) 由 风起时 于 2013-02-06 18:14:02
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