Recently,astudywascarriedouttodeterminewhowasthegreates...
问题详情:Recently,astudywascarriedouttodeterminewhowasthegreatestAmericanpresident.Sixty-fivepresidentialhistorianstookpartinit,andtheyjudgedthepastforty-twoAmericanleadersbasedontenleadershipqualities,...