That`s who is missing here

Who's that girl Is is Lucy___Lily Who's that man?( )is our teacher. This is Ben( ).Who's that,please That`s who is missing here -()?-This is Chen Jie spaking.A Who are youB Who's this C Who's that Who's that?A It's Tom BThis is Tom --Hello.May I speak to Jim,please?-- _________?Who are you Who is he Who’s that Who is it who is that?A.That's a student B.It's Bob C .This is Bob Who is that?Oh,--------- Michael.A.this is B.it's C.his D.that's who's sweater is that怎么错了 Who is that?( )Mary A it's B she's C that's ____ is that girl?She's my sisterA.Whose B.Who's C.Who who's that?和who is that?是同样意思吗?请问’s和is在句中的用法? who's that gril Who’s that Who’s that who's that women? who's that woman