Itisaveryyoungcountryintheworld.Ithasonlyahistoryof200-300years.Mostpeopleinthecountryareimmigrates.(移民)TheheadofficeoftheUNwassetupthere.TwoWorldWarsdidn’ttakeplacethere.knowsomethingaboutUSA1WashingtonDC2NewYork3California4Mississippi5FloridaBisonThebisonontheplainsofAmericaThebisonontheplai...

时间:2024-11-20 08:13栏目:中学教育