句型转换，每空一词。
1. My sister works in a TV station. (改为一般疑问句)
________ your sister ________ in a TV station?
2. Julia likes to sing and dance. (改为否定句 )
Julia ________ ________to sing ________dance.
3. What does his cousin do? (改为同义句)
What ________his cousin's ________?
4. I want to be a library assistant.(对画线部分提问)
________ ________you want to ________?
5. He likes the job because it's exciting .(对画线部提问分)
________ ________he________ the job?
