同义句转换。
1. I am fine.
I am_________.
2. Beijing is bigger than Shijiazhuang.
Shijiazhuang is ________ than Beijing.
3. I want an envelope, please.
I _________ an envelope, please.
4. Where are you going to send your letter?
Where ________ you ________ your letter?
5. What's the price of the camera?
________ ________ is the camera?