Well I had sex with my ex at the beginning of this month like April 1 and he came in me but I immediately raised up and push it out as hard s I cud it came out on to the bed I took a p test last week just be cuz and it said negative I had sex with my bf on the 17th which was two days before my period he came inside of me but I did not push out my period was pose to start on the 19th but I haven't seen it yet?? Could I be pregnant and by who?