回国续签H1B签证,但是已经提交了I-485绿卡申请,还在PENDING, 在回国续签H1B要填的DS-160上有个问题是"Has anyone ever filed an immigrant petition on your behalf with the United States Citizenship and Immigration Services?Explain "这个是要填YES吗?因为我已经提交了绿卡申请,EXPLAINATION要怎么写呢?这样是容易不能成功续签吗?非常着急,求帮忙解答