How to say in Czech: Have they ordered yet?

English
Have ordered yet?
Czech
Už si objednali?
They are not ready yet.
Have they paid yet?
They have not paid yet.
Are they on the bus yet?
Are they sleeping yet?
They are not out of the woods yet.
They are not too old for her yet.
They are not too old for that yet.
They are not too old yet.
They are too young for that yet.

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