How to say in Czech: They do not speak French very well.

English
do not speak very well.
Czech
Oni nemluví moc dobře francouzsky.
They speak French very well.
They do not speak French.
Do they speak French?
They speak French.
They speak French fluently.
They speak only a little French.
Does anybody here speak French?
Your French is very good.
Your French is getting better.
How good is your French?

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