本人是以J-1訪問學者身份來美(
在美國大學裏,美國這邊不給錢所以沒有雇傭關係
-Even though like that, your J-1 sponsor still can be considered as your current employer. So, you can ask the school to give you the employment letter for your I-485 filing if you still work there when filing I-485.