回复:It is said that Chinese are better in math. Not true.
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• In math education in USA, they pay great attention to -ffppyy- ♂ (496 bytes) () 02/10/2009 postreply 23:16:31
• insightful point, couldn't agree more. thanks for sharing. -吴用先生- ♂ (0 bytes) () 02/10/2009 postreply 23:21:12