句型转换。
1. Those are my parents. (改为一般疑问句)
    _____ _____ _____ parents?
2. They are my aunts. (改为否定句)
    _____ _____ my aunts.
3. That's my sister. (对画线部分提问)
    _____ is _____ ?
4. This is my mother and this is my father. (改为同义句)
    These_____  my _____ .
5. Is that your brother? (作否定回答)
     _____ , _____ _____ 
6. This is my friend. (改为复数形式)
    _____ _____ my _____ .
7. Is the girl Mary? (作肯定回答)
    _____ , _____ _____ .
8. These are his brothers. (改为否定句)
     _____ _____ his brothers.

句型转换。

按要求完成句子，每空一词。