A:I think that’s settled.
我想就这么决定了。
B:I'm tired of your cut-and-dried opinions. Who do you think you are!
我烦死了你那些陈词滥调,你以为你是谁呀?
A:How dare you speak to me like this.
你敢这样对我说话。
B:Why not?
为什么不敢?