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

English
Where did learn
Czech
Kde se naučil čínsky?
He is learning Chinese.
Is he learning Chinese?
Is he learning Chinese on his own?
Does he speak Chinese?
He does not speak Chinese.
He does not speak Chinese very well.
He is Chinese.
He is not Chinese.
He speaks Chinese.
He speaks Chinese fluently.

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