He was fired from his position due to repeated lateness.

fired 是动词 fire 的过去分词形式，在句中表示被动。fire 本义是"火"，作为动词时引申为"解雇、开除"，这个用法源自早期用"点燃火把赶走某人"的象征性动作。be fired 表示"被解雇"的意思。