Professor Laurie of Glasgow put this notice on his door:Professor Laurie will not meet his classes today.
A student,after reading the notice,rubbed out thec.
Later Professor Laurie came along,and entering into the spirit of the joke,rubbed out thel.
11.班和笨驴
格拉斯哥的劳里教授在门上贴了如此一个公告:劳里教授今天不会他的班。
一个学生读了公告后,擦掉了字母c。
后来劳里教授来了,也想开开玩笑,他擦掉了字母l。