It is u( ) how stupid he is

It is u( ) how stupid he is It is amazing how stupid people can be. Because he is a stupid person!是什么意思 What a stupid question it is!是什么意思? Stupid is as stupid does that is stupid b4 i know who u are 1.How stupid the dog is!（同义句转换） The Future is Stupid YOU IS STUPID It is a question how he did it.是甚么从句?How he did it is a ques Mama says,"Stupid is as stupid does. He can answer the question ______(how) hard it is