I can’t move on help!

I am 23 years and my Ex boy friend is 28,we’ve been dating for 2 years, late last year i fell pregnant and i lost the baby this year february after the lose things were not well and ended up breaking on july, he introduced me to his family , we were going to get married ,and now he still calling to hey should i intertane him? i do not know
what to do i stil love him……i can’t move on help