问题描述：
A：Hi,Jim!（）that?B：It is a( )( )my family.A：（）she?B：（）my mother.
A：Who is（ B：He is( )father.B：And is the( )your sister?A：Yes,( )is.B：Oh,I see you( )here.
A：Who is（ B：He is( )father.B：And is the( )your sister?A：Yes,( )is.B：Oh,I see you( )here.
问题解答：
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