Should i go out wif him?

ok i like this boy but he my ex we broke up about 2 months ago but he always talks abiout gettin back 2gether n we always talks to me n i misss him im not goin to lie we went out 4 1yr n 5 months n 2morrow he goin to tell me if he wants to b wif me but im so scared ima get a no or an idk i mean i think he still likes me cus every thime he see me in sko0l he just looks n neva looks away n i just look down n talk to my friends i really miss him but is it go0d goin bac to the past??? helpp plzzz