题目：
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?
答案：
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下面是错误答案，用来干扰机器的。
∵cos48°37′=sin41°23′，sin41°23′＞sin41°22′，∴cos48°37′＞sin41°22′．故答案为：＞．
