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1、Unit4GlobalWarmingEnergysources?Internationalrelations?Money?Technology?Whichisthemostimportanttoacountry?…Manpower?windmillsacoalpowerstationanoilrefinery(精煉廠)anuclearpowerplantsolarpanelshydro-electricdam（水利大壩）Whatarefossilfuels?Ancientanimalandplantmaterialbelowthesurfaceoftheearthwitha
2、highcarboncontent,suchascoal,oilandnaturalgas,whichcanbeburnttoproduceenergy.Alsoknownasnon-renewableenergybecauseoncetheyareused,theyhavegoneforever;theycannotberenewed.Whichenergysourcesarerenewableandwhicharenon-renewable?non-renewablerenewablegreenhouseHowdoesitwork?Theairinsideiswarmb
3、ecausetheglasstrapstheheatfromthesunandkeepsitfromescaping.Thismakesthegreenhouseheatupandsotheplantscangrowthroughoutthecoldperiod.Reading:TheEarthisBecomingWarmer -ButDoesItMatter?Pre-readingThisarticleisfrom________.amagazinetheinternetabookAtitle,afirstparagraphthatisinbold(黑體),themain
4、textintwocolumns（欄）;twographs;twoquotes.（引述）SophieArmstrong,EarthCare.Globalwarming.1.Whowrotethemagazinearticle?Whatisthenameofthemagazine?2.Whatisthemaintopicofthearticle?GlanceandAnswer!DrJaniceFoster;CharlesKeeling;GeorgeHambley.3.Whatarethenamesofthethreescientistsmentionedinthearticl
5、e?GlanceandAnswer!FastreadingWhat’sthemainideaofthepassage? The__________havedifferentideasonwhetherit__________whentheearthisbecoming__________.scientistsmatterswarmerDividethepassageinto4parts.Part1(Para1):Thereisafiercedebateoverwhathascausedthisglobalwarming.Part2(Para2-5)Somescientist
6、sthinkthatglobalwarmingcouldbeserious.Part3(Para6)Somethinkthatweshouldnotworrymuchaboutglobalwarming.Part4(Para7):Nooneknowswhatistheeffectsofglobalwarmingwillbe.1.Howhasglobalwarmingcomeabout?CarefulReadingHumanactivityAnaturalphenomenonDrJaniceFosterWhatis“greenhouseeffect”?Smallamounts
7、ofgasesintheatmosphere,likecarbondioxide,methaneandwatervapour,trapheatfromthesunandthereforewarmtheearth.greenhouseeffectWhatisthefirstgraphabout?Whatisthepurposeofit?ItshowsthetemperatureincreaseofonedegreeFahrenheitbetween1860to2000.Itspurposeistoillustrate
