does he like me??

ok so im in 6 grade now and in kindergarten me and the kid i like we used to be best 프렌즈 until he moved away :/ LOL but now hes bak and i think he likes me? a couple of times when i see his in the hallway i lookbak n hes lookin at me n turns away real fast. 또는 wen hes talking to his 프렌즈 and i pass his he gets real quiet. he used to like me in grade school like last 년 LOL but idk now cuz he knows of me now but we dont auctally talk except on fb n stuff. and he kinda ignores me so idk wat do beileve help??!