PeopleintheUnitedStateshonortheirparentswithtwospeciald...
问题详情：PeopleintheUnitedStateshonortheirparentswithtwospecialdays:Mother’sDay,onthesecondSundayinMay,andFather’sDay,onthethirdSundayinJune. Mother’sDaywasproclaimedadayfornationalobservance(...