按要求改写句子。 1. The old man is so worried th

问题：

按要求改写句子。

1. The old man is so worried that he doesn't know what he should do next. (改为同义句)        

    The old man is so worried that he doesn't know _____ _____ _____ next.    

2. Reading the long novel in so short time is not easy. (改为同义句)        

    It's not easy _____ _____ the long novel in so short time. 

3. They had fun at Lucy's birthday party last night. (改为同义句)        

    They _____ _____ _____ _____ at Lucy's birthday party last night.

4. The story made me laugh. (改为被动语态)        

    I _____ ______ _____ _____ by the story.

5. Pollution makes me feel kind of angry. (对画线部分提问)         

    _____ ____ pollution make you feel?