She likes tom and jerry....wao...still childish thou

Hi nairalander,i wanna share a bit of what am going through so you can help me out....No insult pls....just want your advice
I have a girl that i love so much,and i think she love me too,we share a lot together but i get nothing from her sexually,she always say no to sex,thou i have other girls that love me and ready for me but she wont like it if i cheat on her,and i dont want to as well,how do i go about it then,i have urges and she has too,whenever am with her,she does things that turn me on,but will end up saying no,,,what can i do
Should i keep on this way with her or move on to those girls that will give me everything
Need ur advice please