老外写的小作文范文,比较直观~~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:Thethreegraphs