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[] 美国海关如何判定访美者是否回国?huanhuan 2005-06-11 10:00:46[] When can I expect my 485?huanhuan 2005-05-20 19:07:27[] 46个免费, 安全又好用的软件huanhuan 2005-05-08 23:03:06[] NIW 成功率多大?huanhuan 2005-02-22 23:30:11[] answers.com, a very good sitehuanhuan 2005-01-29 10:20:06