I find the way 英语小笑话:I Taught the Teacher 我教老师

英语小笑话:I Taught the Teacher 我教老师  

Mother asked her little boy
Darling
what did the teacher teach you today?Nothing
Mum
answered the son proundly
instead
she asked me how much one plus o was
and I told her three.母亲问她年幼的儿子：宝贝，今天老师教了你些什么？ 　儿子骄傲地说：什么都没教，妈妈。她反倒问我一加二等于几，我告诉她等于三。