I rode a bike to school when I was a boy.改否定句:一般疑问句:肯定回答:否定回答:

否定句：I didn't ride a bike to school when I was a boy.
一般疑问句：Did you ride a bike to school when you were a boy?
肯定回答：Yes,I did.
否定回答：No,I didn't.