回複：where to file I-485 if I-140 was approved?

Go to website: http://www.uscis.gov/graphics/formsfee/forms/i-485.htm#eba

and read the section "Where to File:" Form I-485 filed without Form I-140

If you have already filed Form I-140, Immigrant Petition for Alien Worker, submit your employment-based Form I-485 that approved or is currently responsible for adjudicating your Form I-140 petition. (See addresses of service centers listed below.) Include a copy of your Form I-140 filing receipt and/or transfer notice, as applicable.