J—1簽證豁免申請難不難?How can I do for J-1 change F-1???Thank you

來源: 於 2009-03-15 17:03:27 [舊帖] [給我悄悄話] 本文已被閱讀：次

J—1簽證豁免申請難不難?????? How can I do for J-1 change F-1???
Thank you