After the student delivered the pizza to old Ken¹'s house，Ken asked，"What is the usual tip?”

一个学生把比萨饼送到老肯恩家，肯恩问:“你一般要多少小费?”

"Well，”replied the youth，" This is my first trip here，but the other blokes say if I get 5p out of you，I’ll be doing great.”

年轻人答道:“我第一次到这边来，同事们说我要是能得到5便士就很不错了。”

"Is that so?”Snorted Ken. "Well，just to show them how wrong they are，here’s five .”

“是吗?”肯恩哼了一声，“他们错了，给你5镑。”

"Thanks,”replied the youth，“I'll put this towards to my studies.”

谢谢，”年轻人答道:“我会把这些用在我的研究上。”

"What are you studying”asked Ken.The lad smiled and said，"Applied psychology².”

“你学什么的?”肯恩问道。年轻人笑着说:“应用心理学。”