I'm broke. 我身无分文
just to be on the safe side. 为安全起见
Let me see. 让我想想
Forgive me. 请原谅我.
First come,first served. 捷足先登
Don't give up. 别放弃
May I have your name,please? 请问你叫什么名字？
Can I take your order？ 您要点菜吗？
That's the way it is. 就是这么回事.
That's the way I look at it,too. 我也是这么想
Where were we? 我们说到哪儿了？