How to say in Czech: Where did they learn Ukrainian?

English
Where did learn
Czech
Kde se naučili ukrajinsky?
Are they learning Ukrainian?
Are they learning Ukrainian on their own?
They are learning Ukrainian.
Do they speak Ukrainian?
They do not speak Ukrainian.
They do not speak Ukrainian very well.
Are they Ukrainian?
They are not Ukrainian.
They are Ukrainian.
They speak only a little Ukrainian.

Czech phrasebook and translator with tens of thousands of sentences translated by humans. Czechslator is being developed by Michal Měchura. CREDITS Czechslator's sentence generation engine is partially based on Grammatical Framework. All Czech pronunciation is computer-generated using Microsoft Azure Text to Speech. When Czechslator cannot find a translation in its own database, it looks in the PanLex dictionary or obtains a machine translation from Microsoft Translator. PRIVACY Czechslator does not save any cookies in your web browser and does not collect personally identifiable data. Czechslator uses StatCounter for traffic analysis, configured not to save any cookies in your web browser and not to collect any personally identifiable data.