根据句意,在答卷标有题号的横线上,写出括号内所给单词的适当形式。
How strange he is! Maybe he is the __________ (mad) man I have ever seen.
The manager asked if the message on the desk was for one of the _________ (salesman).
After school all the students went out of the classroom __________ (noise).
The man in his __________ (forty) is the person who saved that boy.