题目内容：

In the past, children walked and rode bikes to and from school and parents seldom worried about their safety.1.(fortunate),young people today are not free enough to walk and play outdoors2.many communities have been designed to be3.(convenience) for cars,not for children.

Our "Kids Walk-to-School" program aims to get children to walk and cycle to and from school in groups4.(accompany) by adults.This5.(give) kids a chance to be more physically active and learn more about their environment,and6.the same time,the program encourages people7.walking a safe and enjoyable part of everyone's lives.It is also great for anyone living in neighborhoods,and it can also be adapted for children of all8.(age),especially those9.live in neighborhoods further from the school10.those in neighborhoods without safe walking routes.