One Question about green card

来源: 于 2004-02-26 20:14:06 [旧帖] [给我悄悄话] 本文已被阅读：次
If I am a F1 PH.D student, 2nd year. Can I apply for green card during my study period? if yes, what is the requirement? and how to make it?
Thanks a lot!