How to say in Czech: Is she learning Portuguese?

English
Is learning
Czech
Učí se portugalsky?
Is she learning Portuguese on her own?
She is learning Portuguese.
Where did she learn Portuguese?
Does she speak Portuguese?
She does not speak Portuguese.
She does not speak Portuguese very well.
She speaks only a little Portuguese.
She speaks Portuguese.
She speaks Portuguese fluently.
She speaks Portuguese very well.

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