按要求改写句子。

1. My brother is going to be a violinist. ( 对画线部分提问）

    _____  is _____ brother _____ _____ _____?

2. The camera is very old. We can't use the camera. (合为一句)

    The camera is _____ _____ for us _____ use.

3. We need three bananas to make a banana milk shake. ( 对画线部分提问）

     _____ _____ _____ _____ you need to make a banana milk shake?

4. Vera thought Eliza played the most beautiful piano piece last week. (同上)

    _____ did Vera think _____ the most beautiful piano piece last week?

5. Kelly won the prize for the speech contest. (同上) 

    _____  prize did Kelly _____?