1. 按照要求完成句子改写。

1. （1） Bill is walking on the street. (改为一般疑问句)

    Bill  on the street?

3. （2） The teacher is talking with Lisa. (改为否定句)

   The teacher   with Lisa.

5. （3） The nurse often helps the boy. (用now替换often)

   The nurse   the boy now.

7. （4） Mrs. Smith is making soup. (对划线部分提问)

    is Mrs. Smith ?

9. （5） Mike is eating dinner in the classroom. (对划线部分提问)

     Mike eating dinner?