Mostofushavehadanexperiencewhichremindsustheworldisgettingsmaller.Perhapswhenyouwenttosomeplacefarawayfromthecityyouliveinandthoughtyouknewnobodythere,youweresurprisedtofindthatyouranintooneofyouroldclassmatesonthestreet!Thenbothofyoucriedout,“Whatasmallworld!”

　　Whyistheworldgettingsmallerandsmaller?Foronething,moderntechnologyhascreatedvariousmeansoftransportation.Andtheyaremoreandmoreavailable.Buses,trains,planesandtaxisarefoundinmostcitiesoftheworld.Theycarrygoodsandpassengerstoandfromeverycorneroftheworld.Foranotherthing,withthedevelopmentofmodernsociety,peopleareincontactwithoneanothermorefrequently.Everydaywemustdealwithalotofpeopleunknowntousbefore.Themoreadvancedasociety,themorecontactswemakewithothers.

　　Sowecandrawtheconclusionthataslongastechnologymakesprogress,theworldwillgrowsmallerandsmaller.

　　是自己写的么……