按要求改写下列句子。
1. My father is a worker. (就划线部分提问)
______ ______ your father do?
2. His uncle works in a hospital. (就划线部分提问)
______ ______ his uncle work?
3. She is my mother. (改为一般疑问句)
______ she ______ mother?
4. My sister takes care of Rose at home. ( 改为同义句)
My sister ______ ______ Rose at home.
5. His grandma has a job. (改为否定句)
His grandma ______ ______ a job.
6. I am twelve years old. (就划线部分提问)
______ ______ are you?
7. There isn't anybody in the classroom. (改为同义句)
There ______ ______ in the classroom.