How to say in Czech: Are they learning Latvian?

English
Are learning
Czech
Učí se lotyšsky?
Are they learning Latvian on their own?
They are learning Latvian.
Where did they learn Latvian?
Do they speak Latvian?
They do not speak Latvian.
They do not speak Latvian very well.
They speak Latvian.
They speak Latvian fluently.
They speak Latvian very well.
They speak only a little Latvian.

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.