谢谢863211,我是有 F1 I-94,但怎么有人说出境时必须是要递交最后一次登录美国时的I-94卡原件,实在不知道到底要那个I-94卡?
-You just need to provide the valid I-94 you get from the F1 Approval Notice. The other I-94s (if any) are all out of date. You just keep the photocopies of your all I-94s (old and new) in your file for future GC application).