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

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

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