The standard way to ask somebody a question in Chinese is “qing wen, ” with the “wen” in a falling tone.

在中文中，想要问别人一个问题，最标准的说法是“请问……”在这里，"wen"是发的汉语音调中的去声。

youdao

It's a way to ask somebody to clarify something, or it's a way to ask the question again.

这是让某人说明明确某事的一种方法，或可以用它再来问一次。

youdao

You could use this to ask a question if somebody has ever been to some where before.

你可以用它来提问是否某人去过某地。

youdao

Perhaps, there is a difficult question that you want to ask somebody.

假如你有一个比较困难的问题想询问其他人。

I want to 课堂 - SpeakingMax英语口语达人

A "Would you" question is used to ask somebody else to do something.

Would you”问句用来请求他人做某事。

Would you 课堂 - SpeakingMax英语口语达人

But what I'm simply doing is explaining to you a series of facts that include the notion that if somebody was confused about whether or not somebody was on a list at a guard tower on the exterior perimeter of the White House, and there was a question, generally somebody could pick up the phone and ask.

WHITEHOUSE: Press Briefing