是485 cover letter里面的第一句话：
Enclosed please find Form I485, Form I-131, Form I-765 and all supporting documents. My eligibility is based on the approval of my I-140 Application(catagory: national interest waiver, sec.203(b)(2)(b)).
朋友是eb1a，我就没法照抄了，自己找的，不知道填的对不对，多谢了。