How to say in Czech: Their Dutch is getting better.

English
is getting better.
Czech
Jejich holandština se zlepšuje.
I do not speak Dutch very well.
You speak Dutch very well.
How good is their Dutch?
Their Dutch is very good.
Their native language is Dutch.
Are they learning Dutch on their own?
Dutch is a difficult language.
Dutch is difficult.
He is learning Dutch.
Is he learning Dutch?

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.