回复：刚在上面发了个问题才发现已经有人问过了，再追问一下

来源: 于 2009-07-23 11:32:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

因为父母在美等绿卡期间之前的B-1签证已经过期，这样下次拿AP返美时候会不会有麻烦?
-If your parents'B1 expiration was > 180 or > 1 year days before they filed I-485, they will not be allowed to enter U.S. for within 3 years or ten years even if they use AP for the travel.