born本身沒(méi)有過(guò)去式和過(guò)去分詞。born是bear的過(guò)去分詞。born，作動(dòng)詞時(shí)意思是“出生；出現”。
例句：
She was born in the fifties.
她是五十年代出生的。
Some people are born brainy.
有些人生來(lái)就聰明。