补全对话
A: Is this your photo?
B: Yes. This is my grandfather this is my grandmother.
A: Are these your ?
B: Yes, are. This is my father and this is my mother. Look! This is my . She is my father's sister.
A: Is this your ?
B: Yes, is my father's brother.
A: Is the girl your sister?
B: No, she is my . She is my aunt's daughter.
A: Is the your brother?
B: No, he is my cousin, too (也) . He is my uncle's .