How do I know if a guy has a crush on me This guy at work I like but I never dated a guy before so I don’t know if he does or how to respond?

How do I know if a guy has a crush on me

This guy at work I like but I never dated a guy before so I don’t know if he does or how to respond. He started being near me more and talking to me sometimes which didn’t happen before and I feel like he’s looking at me a lot.
How do I know if a guy has a crush on me This guy at work I like but I never dated a guy before so I don’t know if he does or how to respond?
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