all you can teach is what you know. hope they will go beyond

来源: happychoir 于 2012-10-12 11:09:12 [] [旧帖] [给我悄悄话] 阅读数 : (24 bytes)
回答: 我教育无方，汗。 由 lilipp 于 2012-10-12 10:51:30

what you know. ;)

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