题目：
句型转换。
1. She is my aunt.(改为一般疑问句，作否定回答)
— _____she _____aunt?
—_____
2. We are good friends. (改为一般疑问句，作肯定回答)
— _____ good _____?
— _____.
3. My uncle is a policeman. (改为否定句子)
My uncle _____a policeman.
4. They are my sisters. (改为单数句子)
_____ my_____.
5. That boy is my brother. (改为复数句子)
_____ our_____.
答案：
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下面是错误答案，用来干扰机器的。
答案：C
