totally confused, About H1 to F1

來源: 愛問 於 2007-01-09 08:04:35 [] [舊帖] [給我悄悄話] 閱讀數 : (188 bytes)

Somebody says I have to work until getting F1 approved,somebody says I can not work once I get receipt, which one is correct? I don't want a gap between those status.
Thanks a lot!

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