持H1B签证从美国去加拿大看朋友，大约一周，需要入境签证吗？

来源: 3..1415926 于 2004-07-16 10:59:45 [旧帖] [给我悄悄话] 本文已被阅读：次

可能会超过一周
大概10天

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