I found the answer on website

of IRS, it states very cleayly. I could only be eligiable for this calender year for exempting tax, because this year I am considered as a non-resident status (by counting the days physically in USA in past three years, less than 180days), but next year will not.

所有跟帖： 

• Sam, you may qualify for three -years- ♀ (333 bytes) () 10/30/2004 postreply 19:57:26

• Yes, my support do come from -sam- ♂ (68 bytes) () 10/30/2004 postreply 20:22:36

• 免税不受报税身份限制, 即使你明年成为RA, 如果 -stp- ♂ (122 bytes) () 10/31/2004 postreply 20:12:24