Who is man oven there?

Who is man oven there? Who is this man? who is this man? who is that man? Who is this man Who is the man. Who is the man who is the best man 请问who is the man Who is the old man? who is ok man for oven Happy is the man who is received A man who is .is.是什么句型, :Ther is an ice-cream man near the tree.(改为一般疑问句） Who is that young man?是什么意思? who is that man? 什么意思 is that who man连词成句