F2 - F1

来源: 于 2004-03-29 08:12:56 [旧帖] [给我悄悄话] 本文已被阅读：次

did someboby switch F2 to F1 recently in US? I hear F2 can not switch to F1 again in US, but have to go aboard. Is it true? Please share you experience.