- 問題詳情:ShoppinghabitsintheUnitedStateshavechangedgreatlyinthelastquarterofthetwentiethcentury.Earlyinthe1900s,mostAmericantownsandcitieshadaMainStreet.MainStreetwasalwaysintheheartofatown.Thisstreetwaslinedonbothsideswithmanybusinesses.Here,shoppers...
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