How to say in Czech: Is he learning Slovenian?

English
Is learning
Czech
Učí se slovinsky?
He is learning Slovenian.
Is he learning Slovenian on his own?
Where did he learn Slovenian?
Does he speak Slovenian?
He does not speak Slovenian.
He does not speak Slovenian very well.
He speaks only a little Slovenian.
He speaks Slovenian.
He speaks Slovenian fluently.
He speaks Slovenian very well.

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