How to say in Czech: Does he speak Latvian?

English
Does speak
Czech
Mluví lotyšsky?
He does not speak Latvian.
He does not speak Latvian very well.
Does anybody here speak Latvian?
He speaks Latvian.
He speaks Latvian fluently.
He speaks Latvian very well.
He speaks only a little Latvian.
Where did he learn Latvian?
He is learning Latvian.
Is he learning Latvian?

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