ты никогда не была

you have never been

→ ты
phrase Uncommon #14,774
you have never been Feminine singular form; used when speaking to one woman or girl.
RU: Ты никогда не была в Париже?
EN: Have you ever been to Paris?

Ты никогда не была одна.

You were never alone.

— Лабиринт Фавна (2006)