Question: 美国是何时获得独立的
Answer: 1776-07-04; 1776 07 04; 1776 七月 04; 1776-07-04; 04/07/1776; 07-04-1776; 07 04 1776; 04-07-1776; 04 七月 1776; 07/04/1776; 04 07 1776; 1776 july, 04