每日一笑：Principal is a dummy!

英语自学网

　　Principal is a dummy!
        　　"Isn't the principal a dummy!" said a boy to a girl.
        　　"Well, do you know who I am?" asked the girl.
        　　"No." replied the boy.
        　　"I'm the principal's daughter." said the girl.
        　　"And do you know who I am?" asked the boy.
        　　"No," she replied.
        　　"Thank goodness!" said the boy with a sign of relief.