How to say in Czech: Why are they hesitating?

English
Why are hesitating?
Czech
Proč váhájí?
Don’t hesitate.
Don’t hesitate to ask.
Why is the door closed?
Why were they late this morning?
Why don’t they go home?
Why are we only hearing about it now?
Why are you asking?
Why are you telling me that?
Why do you want to be alone all the time?
Why is it taking so long?

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