If he smiles at you it means that he's a friendly person, He might know you like him (probably) so he passes you a smile, He might be developing a crush on you because your pretty, You should smile back or start a conversation. If he doesn't smile back then he sorta isn't interested.
ofcourse he does hes just shy to show it
Well. sometimes it can happen if he stares at you , and you look at him when he stares he might look away because he can be shy
U smile and try to talk to him. or take of ur shirt
I don't know if he likes you but he was probobly flirting with you:)
He's lying... he likes you and is afraid... Or he's a stalker lol
Find an opportunity to chat with him!
he might like you or hes talking about you
no
it means that he sometimes like you
well anyone could answer that lolzzz he likes u!! or thinks ur cute (:
From personal experience yes they like you
it means that he is looking at how the shiny gloss but doesn't like you