求有趣的英语对话.急急急!!!!

这是我写的两人小剧.是反应基本的卫生习惯的问题.不知你是否喜欢?

人物: Alex 和 Bob
地点:学生宿舍

Flushing the Toilet冲厕所

A: Oh my god, what a stinky smell! Who didn't flush the toilet?
天啊,这么臭气熏天啊? 谁没冲厕所呀?
B: (reading a book silently)(静静地看书)
A: Bob, is that you again?
Bob, 又是你干的好事?
B: what? what about me?
什么? 我又怎么了?
A: You didn't flush the toilet.
你用了厕所没冲!
B: I did.
我冲了.
A: No. you didn't. The stinky smell is unbearable.
你没有! 这臭气熏天,简直无法忍受.
How could you sit here quietly and read your book as if nothing had happened?
你怎么还可以在这静静地看书,好象啥事都没有.?
B: I didn't smell anything.
我没觉得臭呀.
A: I am sure it's you. How could you not smell anything. Go flush the toilet now!
那一定是你干的. 怎么可能什么都闻不到? 快去冲厕所!
B: I remember I did flush it. (He went to the bathroom to flush the toilet.)
我记得我是冲了.(他走进厕所,冲洗马桶)
A: Don't you ever do that again. That's barbarian.
我警告你以后别再这样啊. 那是非常不文明