Passive voice with essere
You can form the passive with almost any verb form of essere, e.g.,
Sono accettata. = I am accepted (as said by a female).
Sono stata accettata. = I was accepted.
Ero accettata. = I was accepted.
Sarò accettata. = I will be accepted.
Other examples with essere:
Un anello è stato comprato da Pamela. = A ring was bought by Pamela.
Mia sorella è stata accompagnata da un’amica. = My sister was accompanied by a friend.
Mia madre è stata aggredita da un ladro. = My mother was assaulted by a thief.