关于what is wrong with .what is wrong with him改成i didn't know( )宾语从_英语解答

关于what is wrong with .
what is wrong with him改成i didn't know( )宾语从句是什么.请指教
这个what在从句中是做主语么，这个一直很迷

人气：455 ℃　时间：2020-03-29 09:05:35

解答

忘了用WAS 还是IS 了.总之我觉的是
I didn't know what wrong he is.
或
I didn't know what wrong he was.