How to say in Czech: What are they cooking?

English
What are cooking?
Czech
Co vaří?
Is your husband a good cook?
They live there.
What is your address?
They didn’t write that.
What are they allergic to?
What are they doing?
What are they doing this evening?
What are they wearing?
What are they working on?
What are they writing?

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.