摘要
Everyfouryears,Americanselectapresident.AccordingtotheConstitution(宪法)anyAmericancitizenover40yearsofagewhowasbornintheUoSocanbepresident.Therearealwaysmanycandi-dateswhohopetheywillbeelected.TherearemanypoliticalpartiesintheUnitedStates,
出版日期
2002年05月15日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)