高中英语 44(Unit4 Language Study )课件 新人教版选修8 课件VIP专享VIP免费

新课标人教版课件系列《高中英语》选修(模块）8-4.4LanguageStudyAsampleposterFightglobalwarmingCutdownonenergyCutdownoncarbondioxide●Notusingit...?Turnitoff.●Don'tturntheheatup,putonajacket.●Walkorrideabike.●Recycle.●Buyproductsmadefromrecycledmaterials.●Buyenergy-savingproducts.●Planttrees.●Talkaboutglobalwarming.Discoveringusefulwordsandexpressions(P28)Gooverthenewwordsandphrasesintheprevioussections.Thencompleteeachsentencewithoneofthosenewwordsorphrases.11.CharlesKeelingcollected______onthecarbondioxidecontentintheatmosphereoveraforty-yearperiod.Hefoundthattheamountofcarbondioxide_______increasingduringthattime.datakepton2.Althoughweareburningcoalinhuge_________everyyear,wewon't________ofitforcenturies.3.Iftheamountofgreenhousegasescontinuesto_______wecouldbefacingaglobal__________.quantitiesrunoutbuildupcatastrophe4.Manyscientistsbelievethatglobalwarminghas__________throughtheburningoffossilfuels.Theydonotthinkthatignoringtheissueisworththe____.comeaboutrisk5.______describesweatherconditionsoveraperiodofyearsinaparticularplace.Climate6.The_____________ofarisingsealevelwouldbewidespreadflooding.7.TheuseofenergyinSusanna'scountryislow______________theuseofenergyintheUSA.consequencecomparedto8.Thewarmingoftheearthisa_____________thatcausesgreatconcern.9.The________showstemperaturechangesduringthe20thcentury.10.Onehectareofforestcanabsorb23tonsofcarbondioxide____year.phenomenongraphperLookatthetwographsonpage26.Thencompletetheparagraphsaboutthemwithappropriatewords.Thefirstgraphshowstheglobal____________between______and_____.2temperature18602000Thetemperature_________anddecreasedoverthisperiodbutonthewholeit______byaroundonedegreeFahrenheit.Duringthistime,theearthreachedits______temperatureinabout_____anditshighestin2000.increasedroselowest1910Therewasasteady_______inthetemperatureduringthetwentyyearsafter1980.Wecanseefromthegraphthattheearthhasbecome________sinceearlylastcentury.Thesecondgraphshowstheamountof_____________intheincreasewarmercarbondioxideatmospherefrom_____to_____.Thecarbondioxide_______steadilyoverthisforty-yearperiod.Itwentupfrom315to370parts____million.19571997perwentupCompletethesentencesbelowwiththecorrectword.Useanewwordmadefromawordontheleftandasuffixontheright.UsingWordsandExpressions(P63)11.Thosefactoriesarecausingalotof________withalltheirnoiseandsmoke.2.YesterdaythePrimeMinistermadea__________announcingnewlawstoreducewaterpollution.pollutionstatement3.Thetwocountrieshavereachedan_________onthelevelsofgreenhousegasestheywillallow.4.Thequalityoftheairwouldimproveiftherewasa________intheuseofcoal.agreementreduction5.Theincreaseintheuseoffossilfuelscouldhave_____________resultsfortheearth.6.Wehavelostthousandsoftreesbecauseofafirestartedbyan________storm.catastrophicelectrical7.Thisspeciesoffrogistheonlyonein__________inthisarea.Theresthavedisappeared.8.Thetwocountriesare___________intheiruseofnaturalgas.existencecomparable9.Pastaccidentshaveshownthatbuildingnuclearpowerstationscanbe_____.10.Manypeopledon'tunderstandthe___________oftheworld'senvironmentalproblems.riskyseriousness11.Iwonderwhetherthesefloodshavebeencausedby________changes.12.Itisextremely________thattheworldwillstopusingfossilfuelsthiscentury.climaticdoubtful•AnswerkeyforExercise2P64:1.Itwouldmakeabigdifferencetoourenvironmentifweplantedmoretreesaroundtheschool.22.Theresearc...