doesn't know yet
Tom non sa ancora come farlo.
Tom still doesn’t know how to do it.
He/She still doesn't know anything.
Tom non sa ancora guidare una macchina.
Tom still doesn't know how to drive a car.
Mio figlio non sa ancora contare.
My son still doesn't know how to count.
Non sa ancora che domani gli faremo una festa a sorpresa enorme.
He doesn't know yet that tomorrow we're throwing him a huge surprise party.
Mary non sa ancora cosa farà.
Mary still doesn't know what she'll do.
Tom non sa ancora che dovrebbe comprare.
Tom still doesn't know what he should buy.
Tom non sa ancora nulla.
Tom still doesn't know anything.
He/She still doesn't know the truth.
Tom probabilmente non sa ancora che lo deve fare oggi.
Tom probably doesn't know yet that he has to do it today.