英语图表型作文写作.ppt

1、Lecture17,GraphWriting-Linegraphs,DescriptionofLineGraphs,Verbs:toincrease;torise;tomoveupwards;togoup;toclimb;tosoar;toshootup;topeakNouns:anincrease;arise;anupwardmovement;anupwardtrend;apeak,1.Toindicateupwardmovement,Verbs:todecrease;toreduce;todrop;todecline;togodown;tofall;toreachalowpointNoun

2、s:adecrease;afall;adrop;alowpoint,2.Toindicatedownwardmovement,toremainsteady;tostayconstant;toremainstable;toleveloff;tostabilize,3.Toindicatenomovement,4.Toindicateachangeindirection,toleveloff;torecover;tofalloff;tofluctuate,5.Toindicateachangeindegree,6.Toindicatecomparisonwhile.(contrast),7.Toi

3、ndicatetime,1.表示在某一时间点用“at”.E.g.Thenumberwassmallatthebeginningof1920.,2.表示在两段时间之间用“betweenand.”.E.g.Therewasariseof9between1920and1930.,3.表示一段时间用“duringtheperiodand.”或“overtheperiodand.”.E.g.Therewasariseof1duringtheperiod1940and1950.Therewasafallovertheperiod1950and1960.,8.Toindicateincrease/decre

4、ase,1.增加/减少的数值用“by”表示.E.g.Riceproductionroseby10%in1990.(增加了)Crudeoilproductiondecreasedby10%in1990.(减少了),2.增加/减少到的数值用“to”表示.E.g.Riceproductionroseby10%to50milliontonsin1990.Crudeoilproductiondecreasedby10%to3,600,000barrelsin1990.,3.从多少增加或减少到多少用“fromto”表示.E.g.Riceproductionrosefrom5,000,000tonsin19

5、89to5,500,000tonsin1990.Crudeoilproductiondecreasedfrom4,000,000barrelsin1989to600,000barrelsin1990.,9.Toindicatetimes(倍数),1.倍数的增加用“(by)times”或“(by)percent”表示,by也可以省略.E.g.Theproductioncapacityhasincreased(by)fivetimessince1990.增加到原来的六倍.增加了五倍.E.g.Theproductioncapacityhasincreased(by)500percentsince19

6、90.增加到原来的六倍.增加了五倍.,2.倍数的比较:“是的n倍”用“timesasmuchas.”表示；“比大n倍”用“timesgreaterthan.”.E.g.Theproductioncapacityin1995wasfivetimesasmuchasthatof1990.是1990年的五倍.比1990年的生产能力高四倍.E.g.Theproductioncapacityin1995wasfivetimesgreaterthanthatin1990.是1990年的六倍比1990年的生产能力高五倍.,Example1,Thegraphshowsthedemandforenergyand

7、theenergyavailablefromfossilfuelsinFredoniafrom1985to2005.Writeareportforauniversitylecturerdescribingtheinformationshowninthegraph.,EnergyDemandandEnergyAvailableinFredonia,I.ObservingthegraphReadthedescriptioncarefullyanddeterminethesubjectFindoutthemaintrendofthegraphe.g.demand1985-1990decrease19

8、90-1995remainsteady1995-2005increasesupply1985-1995increase1995-2000decrease2000-2005remainsteady,II.ArrangingthematerialsDonthavetolistallthedata.Thevitalthingistostatethemaintrendclearly.Thinkaboutwhichdatashouldbepresentedwithdetails(criticaldata)andwhichcanbeomitted.,III.DescribingthegraphCleart

9、hesis;properuseofdata;goodlogic;conciselanguage.Structure:Introduction:Introducethesubjectbrieflyandindicatethemaintrend.Body:Describethemaintrendindetails.Conclusion:Implicationorsuggestions.,Example2,Eatingsweetfoodsproducesacidinthemouthwhichcancausetoothdecay(HighacidlevelsaremeasuredbylowPHvalu

10、es).Describetheinformationbelowanddiscusstheimplicationsfordentalhealth.,Practice:Pleasewriteacompositionbasedonthegraphtitled“SmokingIsontheDeclineinCancerCity”.,SmokingIsontheDeclineinCancerCity,TheabovegraphshowsthedeclineofsmokersinCancerCitybetween1990and1997.Thehorizontalaxisrepresentsyearsand

11、theverticalaxisstandsforthenumberofpeople.Thepointsonthesolidlineshowthenumberofpeopleaged35-45whoquittedsmokingeachyear.Thetrianglesonthedottedlinesymbolizethenumberofpeopleaged20-34whogaveupsmokingeachyear.,Itisvisuallyquiteclearthattherewasaconstantdeclineofsmokersinthecity.In1990,thenumberofsmok

12、ersaged35-45was20,000,butin1997,70%ofthemquittedsmoking,withanaveragedecreaseof2,000peopleeachyear.Moreover,thenumberofyoungersmokersaged20-34wasalsoonthedecline.In1990,thenumberofsmokersofthisagegroupwasabout15,000,but,thenumberdecreasedto13,000in1997.About13%ofthetotalhadstoppedsmoking.However,com

13、paredwiththenumberofoldersmokers,therateoftheyoungersmokersdeclineismuchslower,withanaverageof500peoplequittingsmokingeachyear.,Basedontheabovefindings,itcanbeconcludedthatmoreandmoremiddle-agedpeopleinCancerCityhaverealizedthatsmokingisharmfultooneshealth.Besides,thereisalsoanincreasingnumberofyoungpeoplewhohavebecomeawar