Morethanthreedecades的精選

問題詳情：Morethanthreedecadesago,IwasastudentatahighschoolinSouthernCalifornia.Thestudentbodyof3,200wasameltingpotofethnicgroups.Theenvironmentwas   21   .OnedayIwaswalkingdownthesidewalkwhensome...