去年8月递申请renew green card. 9月去打指模，一般4个月就应收到，现已过快8个月还没消息。 8老师：可否解释一下？
-I have no idea. It is case by case.
我该如何？我已买了今夏八月回国机票，不会到那时还拿不到吧？ 谢谢
-Bring your passport and the I-90 filing receipt to the local USCIS Office to get the I-551 stamp and use the stamp to travel.
