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1、英语作文语法Accordingtothepiegraphs,thereisadramaticchangeinthepercentageoftheenergysourcesoftheunitedstatesin1970and1980.Onthecontrary,therewasadecreaseof4%inthepercentageofHydro（降）.Inaddition,theyearof1980witnessedaslumpof9%inNaturalGas（降）・WhatisworthmentioningisOilwhichrem
2、ainedalmoststableduringthedecade（平）・Thenumberoftelevisionsvariesgreatlybetweencountries.ThebiggestaudiencefortelevisionistheAmericans,with750televisionsper10（X）people・Incontrast,inthePhilippines,thereareonly20televisionsforevery1000people・FranceandPhillippineshastwiceas
3、manytelevisionsascomputers,andinSaudiArabia,thereare200televisionsper1000peoplecomparedtojust50PCs.Incontrast,inSweden,thenumberofcomputers,at500,isalmostthesameasthefigurefortelevisions.SouthKoreaisveryunusualbecauseithasslightlymorecomputersthantelevisions,at400compar
4、edtojust350televisions.Fromthebarcharts,wecanseethechangesintheownershipofmobilephonesasapercentageofalltelephonesownedinEurope.Duringthefiveyearsbetween1993and199&therewasanincreaseinmobiletelephoneownershipinproportiontoallthetelephoneusersinthethreeareas・InEurope,4%o
5、fthetelephoneownersweremobilephonesubscribersin1993・Thepercentageroseto14%in1998・IntheUSA,thepercentagewas8%in1993,thehighestamongthethreeareas.Itincreasedto18%in1998.InAsia,therewasathreefoldincreasefrom2%in1993to8%in1998.Itisforecastthattheupturntrendwillcontinueinthe
6、followingfiveyears.In2003,18%ofthetelephoneownersinEuropeareestimatedtobemobilephoneusers,comparedtoaround35%inUSAand28%inAsia.AlsoobviousfromthediagramisthatAsiaisthemostrapid.In1993,thepercentagewasonly2%,thelowestamongthethreeareaswhilein2003,itislikelytobe28%,almost
7、10%higherthanthatofEurope,thelowestamongthreeareas・Thebarchartdisplaysthechangesinthenumberofcomplaintsmadebyconsumersaboutfivekindsofproductsandservicesbetween1994and1997.Fromthebarcharts,wecanseethechangesinthevehiclesofEuropeanfamiliesin1960,1980and200（）.Wecanseeimme
8、diatelythatthereweresubstantialdifferencesintheproportionoftrain,car,tubeandbusatdifferentlevels.Thetrainfluct
