How to say in Czech: He knows what he did last year.

English
knows what did last year.
Czech
On ví, co dělal minulý rok.
What did he do last year?
What happened last year?
He knows what he did yesterday.
It happened last year.
He knows what he needs.
He knows what he thinks.
He knows.
He knows her address.
He knows her well.
Get off at the last stop.

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