Help!😩

I had a boyfriend who wanted sex and wanted me to suck his dick and that and he fingered me and he dumped me recently and he says to his friends " I was boring and crap at sucking his dick and getting figured" because I didn't do anything when I got fingered I didn't no what to do and he was crap at it anyway but iv recently have a new boyfriend and I'm scared he wants to do that stuff and dump me and do the same and say I was crap at it and So  I don't know what to do!😔 and I don't want sex cus I don't want that yet but stillÂ