COS from B2 to F1

来源: 于 2009-05-07 14:40:35 [旧帖] [给我悄悄话] 本文已被阅读：次

What documents are needed?
I-539, I-20, what else? Is bank statement needed?
Will they do interview?
I-94 will expired in 2.5 months, do I have enought time?

Thank you for the help.