主题：美国求学执教的见闻和感受（0） -- changshou
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Open you mouth please, I don't mind to be humiliated by my false. So go ahead please. Let us discuss here by chinese or english at your will.
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🙂What are you talking about? lilly 字532 2013-06-26 11:49:47
🙂You possibly think you know.
🙂。 怪味可乐 字2 2013-06-27 00:53:39
🙂你已经引入了第三个量和第三个物体了 山海马甲 字214 2013-06-27 01:13:10
😁。 怪味可乐 字2 2013-06-27 01:19:05
🙂到底谁是外行啊。 请看下面刚发的帖。 1 山海马甲 字377 2013-06-27 01:42:47