-Yes, but he is not called as a co-sponsor because he is your spouse (same family member), and he can allow you to use his income for the support in your parents' green card applications.
另外,他需要填什麽表格?多謝了。
-He just needs to file the I-864A together with your I-864. I-864A is equal to a contract which allows you to use his income for your parents' green card applications.