回复：thanks, one more question

来源: 于 2007-09-14 08:46:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

When one leaves US, there is no Customs inspection. The I-94 is usually surrendered to airline as proof of leaving the country.

In your case, you may use air ticket/boarding pass when such proof is requested at a consulate or within US.

Please also look at here http://web.wenxuecity.com/BBSView.php?SubID=immigration&MsgID=310526