1. "You can't smoke any more," the doctor said to him. (同义句转换)
    He was ________ ________ ________ ________ smoking.
2. A book was given to me by the teacher. (改为主动语态)
    The teacher ________ ________ a book.
3. This kind of silk ________ ________ ________ (产在) Suzhou and Hangzhou.