回复：回复：回复：回复：请教关于父母探亲签证延期问题

来源: 于 2010-08-13 17:01:43 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Your parents had better file the B2 extension about 4 weeks before the I-94 expires.