Yes but women smile for lots of reasons at lots of things all the time, as do men.
She's looked at you and you've made her smile: Perhaps she was just being polite, perhaps you make her feel happy or are friendly with her. Who knows.
You have to look at more than just a smile when trying to figure out if someone likes you.
she looks at you
She looks at you in a special way and likes to touch you.
Depending how she looks at you. And if she looks at you dreamly then she likes you.
ask him if he likes another girl and if he hesitates and looks at you weird he likes you
she likes you a lot
If She Always looks at you then looks straight at her friends.
she probobly likes you
He likes your looks.
it means she likes him
Yes, he likes a girl who's intelligent and have good looks.
If she likes you she would always spends time with you and doesn't have a boyfriend and when she looks at you she smiles in her eyes or when you walk past her in the corridor she looks at you.
A girl usually likes a boy because of either his looks or his personality.