which I-94?

I have my original I-94 white card , another I-94 came with my F1 and a third one came with my current H1B.

At the time of leaving US, which card(s) should I surrender?

Anybody knows please kindly advise...

所有跟帖： 

• 回复：which I-94? -sdfsdfsdff- ♀ (48 bytes) () 01/24/2007 postreply 11:59:42

• not necessarily true -看帖不说话- ♀ (171 bytes) () 01/25/2007 postreply 00:07:30