Conozco a una persona
To say 'I am a person' in Spanish, you would say 'Soy una persona.'
To say 'He is a person' in Spanish, you would say "El es una persona.'
(Él) ya falleció / ha fallecido. *Omit "él" if you know who the person is.
¿Conoces a esta persona? Note the "personal a". This is used when a person is used as an object of a verb, and has no English counterpart.
Ya lo sé (I already know - that thing, idea, fact, concept) Ya lo conozco (I already know - that person)
This is how u say it in spanish: que quieres saber?
It depends on the knowlege involved. For facts, use the verb saber. IF it is knowing a person, use conocer.
Translation: Sabes español?
¿Sábes qué? = Do you know what?
¿Me conoces?
deportista
i didn't know that you speak spanish = no sabía que hablas español.