How can you tell if a very friendly, outgoing guy likes you?

How can you tell if you're just another girl he chats with sometimes, or if he's interested in you?
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If it helps, he seems to get a little fidgety around me, he compliments my work when I haven't seen him do this to other girls in class. He calls me by my name a lot. He teases me sometimes for being shy. But I can't tell if this is just normal stuff
How can you tell if a very friendly, outgoing guy likes you?
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