句型转换。
1. These bags are fifteen yuan. (对画线部分提问)
_____ _____are these gags?
2. It's time for basketball.(改为同义句)
It's time _____ _____ basketball.
3. He does sports every afternoon. (改写成否定句)
He _____ _____ sports every afternoon.
4. She can dance and sing. (改为否定句)
She _____ dance _____ sing.
5. They like comedies because they think they are very funny. (对划线部分提问)
_____ _____ they like comedies?