句型转换。

1. What's wrong with your legs? (改为同义句)   

    What's ________ ________ with your legs?

2. You need to water these flowers. (改为同义句)   

    These flowers ________ ________.

3. We helped her back into water. (改为同义句)   

    We helped her ________ ________ into water.

4. They have lived here for eight years. (对画线部分提问)   

    ________ ________ have they lived here?

5. I said that we should protect the animals better. (对画线部分提问)

    ________ ________ you _________?