How to say in Czech: Is she learning Polish on her own?

English
Is learning on her own?
Czech
Ona se učí polsky jako samouk?
Is she learning Polish?
She is learning Polish.
Where did she learn Polish?
Is she Polish?
She is not Polish.
She is Polish.
Does she speak Polish?
She does not speak Polish.
She does not speak Polish very well.
She speaks only a little Polish.

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