补全对话 A:That( )my family.That's my mother.B:( )he?A:( )my father.B:who's(

问题描述:

补全对话 A:That( )my family.That's my mother.B:( )he?A:( )my father.B:who's(
A:She's( )sister.
B:And( )they?
A:( )my grandparents.

is ,who is,he is,she,my,who,they are,(每个空已用逗号隔开)望采纳!