回複：COS， B-2 轉 F-1 的 的時間差問題

來源: 於 2009-03-27 19:03:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

As long as your child files COS before B2 expires, it should be OK, if he/she is already in US.