谢谢！
Part 2. Information About You
6. USCIS Online Account Number
--- 我上一次跟USCIS打交道是2010年申请绿卡的时候。不记得有这个号码。请问哪里可以找到？
-Ignore it.
Part 5. Information About Your Residence
B. Current Mailing Address (if different from the address above)
--- 我的mailing address和A. Current Physical Address是一样的，那么B是留着空白还是所有空格都填NA？
B. Current Mailing Address (if different from the address above)
--- 我的mailing address和A. Current Physical Address是一样的，那么B是留着空白还是所有空格都填NA？
-Leave it blank.
Part 10. Information About Your Martial History
9. My Prior Spouse's Legal name
--- 以前没结过婚，这里怎么填？都留着空白？还是所有空格都填NA？
-Either.
Part 12. Additional Information About You
10. Have you ever been a member of, or in any way associated with A. The Communist Party?
--- 在出国以前是党员，后来没交党费很多年也算自动退党了。申请绿卡时好像也是这么说的。所以我填了YES. 问题是，在
Part 12. 9. A. Have you ever been a member of, involved in, or in any way associated with, any organization, association, fund, foundation, party, club, society, or similar group in the US or in any other location in the world?
是不是也要选Yes？然后重新解释一遍？
-Right. You have to be consistent with your green card application.
Part 14. & Part 15.
我没有Interpreter和preparer那么这两个部分是全部留着空白还是所有空格都填上NA?
-Leave it blank.
Required evidence是三样：照片，绿卡复印件以及结婚证。
那么Documents to bring with you to your Form N-400 interview要一同递交吗？比方驾照，护照，税单等等。 因为后面还有一句: You may also submit copies of these documents with your application.
-Provide the copy of passport, not need to provide tax return at this point.
