綠卡, 隨時有可能被取消(盡管可能性比較小),每十年要延期.

來源: 色大膽小於 2009-10-07 17:34:18 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.