WangYan,a15-year-oldChinesegirl,likeseatingsnacksverymu...
问题详情：WangYan,a15-year-oldChinesegirl,likeseatingsnacksverymuch.Shepreferscreambiscuits,McDonald’sfood,KFCchicken.Asaresult,shehasbecomeoverweight. TodayinChina,therearemanychildrenlikeWangYan.Hea...