How to say in Czech: That’s a stupid question.

English
That’s a question.
Czech
To je [hloupá] otázka.
That’s a good question.
That’s never happened to me before.
That’s something we will never understand.
That’s not what I asked.
That’s the wrong answer.
That’s what I asked.
That’s what we want to find out.
You are such a stupid boy!
Do not do anything stupid!
I am trying not to be stupid.

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