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老外写的小作文范文 第一篇 作文题目 第一篇范文参考 modelanswer: ThetwographsshowthatoilwasthemajorenergysourceintheUSAinboth1980and1990andthatcoal,naturalgasandhydroelectricpowerremainedinmuchthesameproportions.Ontheotherhand,therewasadramaticriseinnuclearpower,whichdoubleditspercentageoverthetenyears. Oilsuppliedthelargestpercentageofenergy,althoughthepercentagedecreasedfrom42%in1980to33%in1990.Coalin1990wasthesecondlargestsourceofenergy,increasingitsproportionto27%from22%inthepreviousdecade.Naturalgas,thesecondlargestsourcein1980at26%,decreaseditsshareveryslightlytoprovide25%ofAmerica’senergytenyearslater.Therewasnochangeinthepercentagesuppliedbyhydroelectricpowerwhichremainedat5%ofthetotalenergyused.Nuclearpowerthegreatestchange:in1990itwas10%,twicethatofthe1980s. (152words) 第二篇 第二篇答案参考 modelanswer: Thethreegraphsofwheatexportseachshowaquitedifferentpatternbetween1985and1990.ExportsfromAustraliadeclinedoverthefive-yearperiod,whiletheCanadianmarketfluctuatedconsiderably,andtheEuropeanCommunityshowedanincrease. In1985,Australiaexportedabout15millionsoftonnesofwheatandthefollowingyearthenumberincreasedbyonemilliontonnesto16million.Afterthat,however,therewasagradualdeclineuntil1989and1990whenitstabilisedatabout11milliontonnes.Overthesameperiod,theamountofCanadianexportsvariedgreatly.Itstartedat19milliontonnesin1985,reachedapeakin1988of24million,droppeddramaticallyin1989to14milliontonnesandthenclimbedbackto19millionin1990.SeventeenmilliontonneswereexportedfromtheEuropeanCommunityin1985,butthisdecreasedto14milliontonnesin1986andthenroseto15millionin1987and1988beforeincreasingoncemoreto20millionin1990. (165words) 第三篇(流程图哦,必看必看) Youshouldspendabout20minutesonthistask. Theflowchartillustratestheproductionofcolouredplasticpaperclipsinasmallfactory. Writeareportforauniversitytutordescribingtheproductionprocess. 第三篇modelanswer Therearefourmainstagesintheproductionofplasticpaperclipsfromthissmallfactory.Twoofthesestagesinvolveactualpreparationoftheclips,whiletheothertwoconsistofqual

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