What is wrong中的wrongwrong是名词还是形容词?

What is wrong中的wrongwrong是名词还是形容词?
What is wrong中的wrong
wrong是名词还是形容词?

What is wrong中的wrongwrong是名词还是形容词?
形容词,一般名词前要加冠词

其实是What is wrong with sth ？
be wrong with sth
这样就一步了然，是形容词