who's that?和who is that?是同样意思吗?

who's that?和who is that?是同样意思吗? who is that和who's this who's room is that? who is that和who is it Who is that" you ",Who are that" you ",意思是那个“你”指的是谁,哪个? Who's that girl Is is Lucy___Lily This is John speaking.Who's that? Who's that man?( )is our teacher. That`s who is missing here who's that women? Who’s that who's that gril