How to say in Czech: These things aren’t mine!

English
These things aren’t
Czech
Tyhle věci nejsou moje!
Why aren’t you answering?
Your house is larger than mine.
It is difficult to understand certain things.
Excuse me, these are our seats.
We have a reservation for these seats.
And this is my room.
Can you help me with this?
Did you have breakfast this morning?
Do you have this?
Do you know this boy?

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.