题目

      __36__ Outdoor activities for kids are fun and a learning experience for them as well as their parents. Kids are like pots of wet clay, whatever you teach them they will learn very quickly. So instead of giving them expensive video games, why not teach them and take part with them in some outdoor activities for kids. __37__ It's in this age that you should introduce some fun creative activities that help them in the long run. Every fourth kid in America suffers from obesity, being obese invites a lot of health problems. Outdoor activities for kids prove to be a fun and splend关于北京主要的城市职能的描述，正确的是（ ）A、政治中心、文化中心 B、文化中心、经济中心 C、交通中心、经济中心 D、金融中心、国际交往中心