句型转换。

1. I didn't go to school by bike this morning.1 went to school on foot. (改为同义句) 

    I went to school on foot _______ _______ by bike this morning.

2. Jim is too weak to lift the heavy box. (改为同义句)   

    Jim is ________ _______  _______ to lift the heavy box.

3. My friend Lucy invited me to her party yesterday. (改为被动语态)   

    _______  _______  _______ by my friend Lucy yesterday.

4. I often go swimming on weekends.  Sally often goes swimming on weekends. (改为同义句)  

    I often go swimming on weekends. _______  _______  _______.

5. We can't play basketball on the streets. (改为被动语态)  

    Basketball _______ _______ _______ on the streets.