http://www.irs.gov/pub/irs-pdf/p519.pdf

看了半天519和这个http://www.irs.gov/taxtopics/tc851.html

还是很晕

因为写着

Do not count any day you were present in the United States as an "exempt individual"

An exempt individual may be anyone in the following categories:

• A foreign government–related individual,
• A teacher or trainee with a J or Q visa who substantially complies with the requirements of the visa,
• A student with an F, J, M, or Q visa who substantially complies with the requirements of the visa; or

没提5年f-1就成resident alien阿？我反而理解成只要是f就是Nonresident了。

其实我的问题很简单，是第五年是resident alien？还是已经呆了5年，第六年是resident？

谢谢大家！