句型转换。
1. I have read today's newspaper. (改为否定句)
I________ ________ today's newspaper.
2. His friend has bought some flowers. (改为否定句)
His friend________ ________ ________ flowers.
3. I have bought some strawberries. (改为一般疑问句)
________ you ________ ________ strawberries?
4. Uncle Wang has worked in this factory for ten years. (改为一般疑问句)
________ Uncle Wang________ in this factory for ten years?
5. Have they gone shopping? (作否定回答)
________ ,they________ .
6. Has the play been on for ten minutes? (作否定回答)
________ ,it________ .
7. I have been to Changchun. (就画线部分提问)
________ ________ you________ ?
