A:Are you sure you can't lend me five thousand dollars?
你確定無法借我5000元嗎?
B:Hmm... I'll tell you what. I'll lend you four thousand dollars, but you have to pay me back next week.
嗯……我告訴你吧,我會借你4000元,但你必須下周還我。
A:It's a deal.
一言為定。