Finally, ask is used in reported questions.

最后，ask 也用于间接疑问句里。

But in a reported question, we use if or we use whether and then the statement word order following.

但是在转述问题的时候，我们使用“if”或者是“whether”，后面是陈述句语序。

Okay, the first question comes from Amarj and Dennis who both reported a question about a beautiful city.

好，第一个问题来自 Amarj 和 Dennis，他们都提到了一个关于美丽城市的问题。

Finally, if the reported question has a yes or no answer, we need to use 'if' or 'whether' in its construction.

最后，如果间接疑问句用 yes 或者 no 回答的话，在这种结构里我们要用到 if 或者 whether。