How to say in Czech: Is he working on it?

English
Is working on it?
Czech
Pracuje na tom?
He is not working on it.
He is working on it.
What is he working on?
Who is working on it?
He is young.
He lives there.
He is looking for work.
He is not looking for work.
He is out of work.
Is he looking for work?

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