she doesn't know
Ela não sabe nada de sua família.
She knows nothing about her family.
She doesn't know where you are?
— Ирония судьбы, или С легким паром! (1976)
She doesn't know where he lives.
Mary quer fazer isto, mas ela não sabe como.
Mary wants to do this, but she doesn't know how.
Ela não sabe com o que está se metendo?
Doesn’t she know what she’s getting herself into?
— Contra a Parede (2004)
Ela não sabe do que está falando.
She doesn't know what she's talking about.
She doesn't know what to say.
She doesn't know anything about me, does she?
— Doentes de Amor (2017)
Ela não sabe por que ele se demitiu.
She doesn't know why he quit.