句型转换：按要求完成下列各题。
1. This is my pencil sharpener. (改为一般问句)
_______ _______ _______ pencil sharpener?
2. Sonia has a great sports collection. (改为否定句)
Sonia _______ _______ a great sports collection.
3. His video tape is on the bookcase. (就画线部分提问)
_______ his video tape?
4. My father is fine. (就画线部分提问)
_______ is your father?
5. His name is Jim Green. (改写为同义句)
_______ Jim Green.
6. That is a key. (改写为复数句)
Those _______ _______.
