You must have studied statistics very well! 回复：yup, yup. Totally

来源: beautifulwind 于 2011-05-19 22:49:24 [] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
本帖于 2011-05-20 23:19:21 时间, 由版主 美语世界 编辑
回答: yup, yup. Totally agree. 由 非文学青年 于 2011-05-19 09:29:12
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