资源描述:
《雅思图表写作多篇汇总》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、ThetwographsshowthemainsourcesofenergyintheUSAinthe1980sandthe1990s.Writeareportforauniversitylecturerdescribingthechangeswhichoccurred.modelanswer:ThetwographsshowthatoilwasthemajorenergysourceintheUSAinboth1980and1990andthatcoal,naturalgasandhydroelectricpowerremainedinm
2、uchthesameproportions.Ontheotherhand,therewasadramaticriseinnuclearpower,whichdoubleditspercentageoverthetenyears.Oilsuppliedthelargestpercentageofenergy,althoughthepercentagedecreasedfrom42%in1980to33%in1990.Coalin1990wasthesecondlargestsourceofenergy,increasingitsproport
3、ionto27%from22%inthepreviousdecade.Naturalgas,thesecondlargestsourcein1980at26%,decreaseditsshareveryslightlytoprovide25%ofAmerica’senergytenyearslater.Therewasnochangeinthepercentagesuppliedbyhydroelectricpowerwhichremainedat5%ofthetotalenergyused.Nuclearpowerthegreatestcha
4、nge:in1990itwas10%,twicethatofthe1980s.Thegraphbelowshowsthedifferencesinwheatexportsoverthreedifferentareas.Writeareportforauniversitylecturerdescribingtheinformationshownbelow.modelanswer:Thethreegraphsofwheatexportseachshowaquitedifferentpatternbetween1985and1990.Export
5、sfromAustraliadeclinedoverthefive-yearperiod,whiletheCanadianmarketfluctuatedconsiderably,andtheEuropeanCommunityshowedanincrease.In1985,Australiaexportedabout15millionsoftonnesofwheatandthefollowingyearthenumberincreasedbyonemilliontonnesto16million.Afterthat,however,ther
6、ewasagradualdeclineuntil1989and1990whenitstabilisedatabout11milliontonnes.Overthesameperiod,theamountofCanadianexportsvariedgreatly.Itstartedat19milliontonnesin1985,reachedapeakin1988of24million,droppeddramaticallyin1989to14milliontonnesandthenclimbedbackto19millionin1990.Se
7、venteenmilliontonneswereexportedfromtheEuropeanCommunityin1985,butthisdecreasedto14milliontonnesin1986andthenroseto15millionin1987and1988beforeincreasingoncemoreto20millionin1990.Theflowchartillustratestheproductionofcolouredplasticpaperclipsinasmallfactory.Writeareportfora
8、universitytutordescribingtheproductionprocess.Therearefourmainstagesinthepr