One day the teacher wanted the class to use the word definitely in a sentence. 来自幽默学英语网http://www.linkstom.cn/humor/
Suzy raised her hand so she called on her. 
She said: the sky is definitely blue!
 I'm sorry Suzy thats wrong the sky sometimes turns different colors red ,gray etc.. any body else? 
Timmy raised his hand and said: the grass is definitely green. 
I'm sorry Timmy that's not true either, sometimes the grass dies and it may turn brown, anybody else?
 Little Johnny raises his hand and says: Teacher do farts have lumps? 
The teacher says,no why? 
Jonny says: Than I definitely Shit my pants!