你做了什么用英语怎么说（What did you do）。这句话来源于英语语法中的直接引询结构。它是在询问对方做了什么事情，并想要得到详细的信息。例句如下：

What did you do last night?

What did you do over the weekend?

I'm just curious, what did you do to make him so mad?

What did you do to your hair? It looks great!

Can you tell me what you did to solve that problem? I'm stuck.