句型转换。

1. My grandpa is a bank clerk. (对划线部分提问)    

    What             your grandpa             ?  

2. The man works in a restaurant. (对划线部分提问)     

                 the man             ?  

3. He wants to be an actor. (改为一般疑问句，并作肯定和否定回答)     

   —he             to be an actor?     

   —Yes, he           . /No, he             .  

4. She often helps his friends. (改为否定句)    

    She            often            his friends.  

5. They speak English and Chinese. (改为否定句)     

    They             English            Chinese.