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.