Can you tell me what's wrong/ the matter with you?
记得采纳一个答案,让我们拿分升级,
你不如采纳后另开一个提问,这样补充让我们很为难!what 在这是宾语从句中的主语吗是的， what's wrong/ the matterwho is the man这些都是疑问词做主语。