那183天的规则符合算是resident alien。
Chapter 1 said 第三条 married to US citizen or resident alien. 不符合就不是
resident for the entire year 只能算变成H1的时间？ file 两个1040 and
1040NREZ？
Choosing Resident Alien Status
If you are a dual-status alien, you can choose to be treated as a U.S.
resident for the entire year if all of the following apply.
You were a nonresident alien at the beginning of the year.
You are a resident alien or U.S. citizen at the end of the year.
*You are married to a U.S. citizen or resident ali
