Class and Ass
Professor Laurie put his notice on his door：“rofessor Laurie will not meet his classes today.”
A student ,after reading the notice,rubbed out the “C”。
Later Professor Laurie came along ，and entering into the spirit of the spirit of the joke，rubbed out the“I”。
班和笨驴
劳里教授在门上贴了这样一个通知：“劳里教授今天的课程取消。”
一个学生读了通知后，擦掉了字母“C”（lass——姑娘)。
后来劳里教授来了，也想开开玩笑，他擦掉了字母“I”（ass——笨驴）
