How to say in Czech: Where did he learn Polish?

English
Where did learn
Czech
Kde se naučil polsky?
He is learning Polish.
Is he learning Polish?
Is he learning Polish on his own?
Does he speak Polish?
He does not speak Polish.
He does not speak Polish very well.
He is not Polish.
He is Polish.
He speaks only a little Polish.
He speaks Polish.

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