lianritan2007-05-31 03:15:02
到加拿大开会1周,回美时不需要签证,是吗?出境时我需要告诉他们我一周便会来,是马?还是我需要把I94 form 自己藏起来?
NJTOO2007-05-31 10:46:00
You can use visa revalidation to come back to U.S.
Lianritan2007-05-31 15:38:43
Thanks a lot!