History class teacher said: "women in a village in Yunnan（a province of China） are never married, at the entrance of the door put only shoes, you can go in for a night, no responsibility."
Then, the boys are boiling.
The history teacher then said: "you are not good to listen to my class, I will not tell you what color shoes are the age of women!" .
BUT
BUT
BUT
BUT
...
...
When you learn history, you will know...
There's no village at all.
And you'll know...
.
.
.
.
.
.
History, like teachers, likes to cheat people.