Father: Oh, Jack, you have slept away the whole morning.Don't you know you are wasting time?
父亲:噢,杰克,你又睡了一上午。难道你不知道你这是在浪费时间吗?
Jack: Yes, Dad. But I've saved you a meal, haven' I?
杰克:我知道,爸爸。可我还给您节省了一顿饭呢,是不是?