When will cervix drop

I'm 7 days begore af. Had quite a few days of nausea after meals. Cervix is still very high. I could barely reach it lady 2 days. Today it's even higher. Wednesday and Friday I had ewcm...was feeling nauseous mon. Tues. Thurs. Fri. Sat. So far today I am not. Could this mean baby or when will it start to drop for af?