Knights and Nights
Teacher: Why do we sometimes call the Middle Ages the Dark Ages? Betty: Because they had so many knights.
骑士与夜晚
教师：为什么有时我们称中世纪为黑暗时代呢？ 贝蒂：因为那时有许多骑士。（英文中的骑士和夜晚同音）
