国家开放大学 / 综合英语（2）
正确率：100%
What can we know about the origin of “tip”?
a.It originated from the English inn service.
b.The original purpose of tip was to ensure that waiter could get more money.
c.The waiter threatened the customers with bad service if no tips were given.
d.It originated in a small English village.
a.It originated from the English inn service.
b.The original purpose of tip was to ensure that waiter could get more money.
c.The waiter threatened the customers with bad service if no tips were given.
d.It originated in a small English village.
参考答案：
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