question regarding I-94 card and AP?

來源: 於 2007-02-02 13:25:14 [舊帖] [給我悄悄話] 本文已被閱讀：次

I got a H4 in U.S.A, my current I-94 card is from my H4, I will leave for China, return and enter USA with my AP. Do I need
turn in my I-94 from my H4 when I leave? If I turn in my I-94 from my H4, Can I enter USA with AP? Thanks