从Ⅰ栏中找出与Ⅱ栏各句相对应的答语。

           Ⅰ

1. Is your brother in Shanghai?

2. What do you want to be?

3. How do you go to work?

4. Why do you want to be a singer?

5. Where do your parents work?

          Ⅱ

A. A teacher

B. By bus.

C. Yes,he is.

D. In a factory.

E. Because I like singing.

正确处理新疆民族问题应该把握的基本原则是什么？