小学6年级英语填空孩子有一道题,我也被难住了,请高手帮忙解答,原题如下：补全对话：请从备选答案中选出合适的一句,将其序号

小学6年级英语填空
孩子有一道题,我也被难住了,请高手帮忙解答,原题如下：
补全对话：请从备选答案中选出合适的一句,将其序号填在（）处.（有三项多余）
Mike 接到一个电话,但似乎有些误会.
A:Hello,Mike speaking.
B:Hi,Mike.Is your brother at home?
A:( 1 )
B:Where is he now?
A:He is at school with his classmate Jim.
B:(2)
A:Yes.
B:It's funny. (3)
A:What?Their names are different.
B:(4)
A:No,Jack is my brother.
B:(5)
A:I'm Mike,but I'm not Mike Brown. I'm Mike Green.
B:Oh,sorry.I dailed the wrong number.
备选答案：
A.Is Jim your classmate?
B.Is your brother Jim?
C.Oh,he isn't in.
D.They have the same name.
E.What's your name?
F. with his classmate Jim?
G.But are you Mike Brown?
H.Are you Jim's brother?