Asweknow,Americaisayoungcountry,however,itscultureisquitesplendid,whichisadmittedbypeopleallovertheworld,especiallyitsfastfoodculture.

　　In1948,theRichardsopenedupthefirstfastfoodrestaurant,namedMcdonald's,besideahighway.Inordertoattractpeoplepassingby,theyliftedupthegoldenneonsigns,mainlysellingoutthehamburgers,milkshake,sodawaterandsoonwhicharepackedwithpaperbags.Duetoit'sconvenienttocarrywith,thosepeoplethatonthecarcanfindthesolutiontoeating,therefore,it'sverypopularwiththeAmericans.Basedontheindustrialpipeline,anewkindofthefastfoodcameintobeing.Withitsappearance,anewlifestylestartedtospreadtothewholeAmerica,evenaffectedthewholeworldlateron.

　　Inmyopinion,thereasonwhytheAmericanfastfoodissopopularowestopeople'sfastrhythmoflife,andAmericansarealwaysseekingforthehighefficiencynomatterintheirworkorlife.

　　自己写滴,供楼主参考.不知道字数够不够.