根据所给提示，完成句子。每空一词，含缩略词。
1. There were many students in this school last year. (改为否定句)
There ________ ________ many students in this school last year.
2. The kid is playing the piano at the school music club. (对划线部分提问)
_________ is the kid ________ the piano?
3. More and more people speak Chinese in the world. (改为被动语态)
Chinese _________ _________ by more and more people in the world.
4. My cousin usually walks to school every morning. (改为同义句)
My cousin usually goes to school ________ ________ every morning.
5. 他太累,在公交车上睡着了。(完成译句)
He was ________ tired ________ he fell asleep on the bus.
