Say Sir 要叫先生
Teacher: (to a new boy) What's your name, my little fellow?
New boy:
Erbert Arris.
Teacher: Always say 'sir' please, when you are speaking to master. It's more polite.
New boy: (apologetically) Sir Erbert Arris.
老师:(对一位新生说)小同学,你叫什么名字?
新生:我叫赫博特·阿瑞斯。
老师:请你跟老师说话时叫先生,这样比较有礼貌。
新生:(带歉意地)我叫赫博特·阿瑞斯先生。