Girls only, what are signs of a shy girl liking you?

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What are signs of a shy girl liking you?

What do shy girls think when guys talk to them? Do they get nervous or do they feel happy later?
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+1 y
This is at high school level and this girl doesn't really seem nervous at all. But she's one of those quiet girls so it's hard to tell.
Girls only, what are signs of a shy girl liking you?
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