Who are you to say that?

你不是在说你自己吧。

youdao

Who are you to say I shall not enter the church?

你凭什么说我不能进教堂？

youdao

Who are you to say I'm fired? You are not my boss at all.

你有什么权利说我被解雇了？你又不是我的老板。

youdao

"Who are you?" the walls seemed to say.

VOA: special.2010.05.29

So this is to say, for those of you who are joining us today for the first time, that's totally fine.

也就是说，对于你们中第一次加入我们的同学而言,是相当不错的。

哈佛公开课 - 计算机科学课程节选

Let's say that your brother who you are really close to is dating a girl that is not telling him the truth.

假设你有个关系非常亲密的哥哥，他正和一个女孩谈恋爱，但这女孩却并没有以诚相待。

The thing is 课堂 - SpeakingMax英语口语达人

First, make sure your e-mails are going to people who are already interested in what you have to say.

FORBES: Magazine Article

And those families, those of you who are here today, we want to say thank you to you as well.

WHITEHOUSE: The White House

So for the next 20 days, I know you all are going to be out there, right? (Applause.) You're going to be out there, and you're going to come across people who are going to say, well, what has this President done for this country?

WHITEHOUSE: Remarks by the First Lady at a Campaign Event