任务一：调查班里同学的生活习惯

任务二:根据调查结果，完成报告

任务三：阅读短文

                                         passage 1 

     Mall walks are a crazesweeping the US. The walks are aimed at young people who don’t normally walkvery much but want to improve their fitness. Mall walks provide an excellentopportunity for them to exercise and socialise in a safe, secure, warm and dryenvironment

                                           passage 2 

Rememberthe games you used to play in the playground? Games like “hide and seek” aren’tjust good fun, but also are excellent exercise too. Playing games in a park isan ideal way for all the family to get active, have fun and keep fit.