The teacher announced that she…

The teacher announced that she had something behind her back that was round and good to eat. Johnny guessed that it was an apple. She said, “No, it’s an orange, but I like the way you’re thinking.” Johnny then announced that he had something in his pocket that was long and hard. The teacher blushed and said “Johnny, how dare you!” He said, “No, it’s a pencil, but I like the way you’re thinking!”