pay off的用法

pay off可以用在主动或者被动，主动时人为主语；被动时物为主语。现在进行时、一般现在时、一般将来时这三种表示的都是被动。pay off的三种用法：1.清偿债务，例句They pay off their credit card debt so they can move on；2.付清工资后解雇，例句Dismissal after payment of wages；3.取得成功;得到好结果，例句His efforts paid off when the girl accepted his proposal。