Stressing out!! :'(

Lori • 9 weeks pregnant , boyfriend left me going through a rough time :(
I haven't seen my partner for two nights three days, hardly spoken to him ,he said he was coming home soon like 4 hrs ago I haven't spoken to him in 4 hrs he lives with me and we are hardly appart! I'm so strrs right now, I'm scared he has cheated on Mr, or doesn't love Me or some thing !!! :'( help !