im lost of words

Hey Guys So im currently 17 im a good girl i do just about everything right i dont hoe around.i lost my V card this year around August to a boy i really like.okay so i lost it to him and i didnt tell him i was a Virgin so he found out about it while we were doing it and the next day he checked up on me to see if i was okay if anything hurted what maked me liked him even more was that no guy is gonna check up on you to see if your okay there not going to there just going to take your Virginity and Bounce.Long story short i really like this dude keep you in mind he graduated last year and works hes 18 an really busy.But when hes free he texts me to come over and have sex.Now im getting to the point where im getting tired of doing that but also i really like him, but is he just using me for sex . I just dont know what to do? any advice ???