Does he like me or not?

I liked this guy named Guillermo.But then I stopped liking him cuz idk n stopped noticing him.Then i kinda like this other guy.Since i see G everyday i started fallin for him again.But he talks to any girl.I dislike this girl cuz shes from church n she disses me..I like G but idk what to do.Hes in eight grade im in seventh.im supposed to be in eigth.im his age.Ever since i kinda stopped likiin him i stopped dreamin bout him.Until last night i dreamed about him.Its wierd cuz i havent dreamed bout him.And he seem to stare at me.Durin PE he sat down on the bleachers and looked my way and my face was gettin hot.I dont no why.I like him but idk if he does.Does he like or tryin to be friends?is this a sign?