What is Mr Brown?

Mr Brown is a policeman.（用what回答） What nationality is Mr.Brown?He's American. Mr.Brown is a policemam.怎么用what提问? Is Mr.Brown driving here? Mr.Brown is Tom's________. Who Is Mr Brown 歌词 What is Jeff Brown? （ ）is Mr Brown?He is a teacher.A.What B.Who what does Mr.Brown work now? 英语翻译Where is thefamily now?What presents do Mr Brown’s child —_____________ is your P.E.teacher?—Mr.Brown.A.Who B.What C. what Mr brown said just now is (to do with )the story