Unit 3 Environmental Protection Reading and Thinking 逐句講解選擇性必修第三冊(cè)

XB3U3EnvironmentalProtection

Readingandthinking

ClimateChangeRequirestheWorld’sAttention

ClimateChangeRequirestheWorld’sAttentionPara.1Wehaveknownaboutclimatechangefordecades.現(xiàn)在完成時(shí)的標(biāo)志

氣候變化ThereislittledoubtthatEarthisgettingwarmerandwarmer(seethegraph圖表).毫無(wú)疑問(wèn)系表結(jié)構(gòu)getwarmerAwarmingoceanandatmosphere(大氣)alongwithmeltingiceandrisingsealevelsprovideevidenceofadramatic(引人注目的)changeintheglobalclimate.謂語(yǔ)動(dòng)詞是哪個(gè)？Healongwithhisfriendsisfondofmusic.Para.2-1In2013,alotofpeoplewereshockedbyanewsphotoofadeadpolarbearthatwasfoundonNorway’sArctic(北極的)islandofSvalbard.被...震驚that引導(dǎo)定語(yǔ)從句Accordingtothescientistswhofounditsdeadbody,allthatremained(剩余)ofthepolarbearwas“skinandbones”.句子主干部分who引導(dǎo)定從Anexpertwhohasstudiedpolarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.sbsaidthatwho引導(dǎo)定語(yǔ)從句Para.2-2Expertsclaimed(斷言)thatlowsea-icelevelscausedbyclimatechangemeant(意味著)thebearcouldnothuntseals(海豹)asbefore,soithadtotravelgreaterdistancesinordertofindfood.主干部分sbclaimedthatlevelsmeant(that)causedbysth過(guò)去分詞做后置定語(yǔ)Thisalarming(令人警覺(jué)的)caseshowedhowtheincreaseintemperaturehadanimpactonEarth‘secology(生態(tài)).主干部分sthshowedhow......對(duì).....有影響Para.3-1Thenwhatiscausingtheincreaseintheglobalaverage(平均的)surface(表面)temperature?全球平均表面溫度Climatescientistsoftenmention(提到)akeyclimateprocess(過(guò)程)calledthe“greenhouseeffect(溫室效應(yīng))”,whichhastwocommonmeanings:the“natural”greenhouseeffectandthe“man-made”greenhouseeffect.sbmentionsth過(guò)去分詞做后置定語(yǔ)溫室效應(yīng)Para.3-2The“natural”greenhouseeffectrefersto(指的是)thefactthatheatfromthesunenterstheatmosphereandwarmsEarth’ssurfaceasshort-waveradiation(短波輻射).溫室效應(yīng)refertothefactthatTheheatisreleased(釋放)backintospaceatlongerwavelengths.以....更長(zhǎng)的波長(zhǎng)atahighspeedatahighpriceGreenhousegasesintheatmosphere,suchasmethane(甲烷)andcarbondioxide(二氧化碳),trap(困住)someoftheheat,keepingEarth’sclimatewarmandhabitable(可居住的).主干部分是哪些單詞？gasestrapsomeoftheheatkeeping動(dòng)詞現(xiàn)在分詞表示結(jié)果Withoutthisprocess,Earthcouldnotsustain(維持)life.Para.3-3However,the“man-made”greenhouseeffecthasnowbecomeabigproblem.Whenpeopleproducehugeamountsofextragreenhousegasesbyburningfossilfuels(化石燃料),moreheatenergyistrapped(被困住)intheatmosphereandcausesEarth'ssurfacetemperaturetorisequickly.主從句的標(biāo)點(diǎn)符號(hào)：從句，主句。從句部分：sbproducesthbydoingsth主句部分：energyistrapped.....andcausescausesbtodosthPara.4-1Thereisstrongandcomprehensive(全面的)evidencethattheriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.句型“證據(jù)表明”導(dǎo)致不但而且doing現(xiàn)在分詞表示結(jié)果Para.4-2Climatescientistshavewarnedthatifwedonottakeappropriateactions,thiswarmingtrend(趨勢(shì))willprobablycontinueandtherewillbeahigherpricetopay.sbwarnthatIf從句，主句takeactionsInfact,newsreportsarefrequently(頻繁地)broadcast(播放)aboutextremerainstormsandheatwavescausingdeathsandeconomiclosses.causing做什么成分？Para.5-1Continuedgreenhousegasemissionswillresultinfurther(進(jìn)一步的)warmingandlong-lastingchangestotheglobalclimate.Thisrequires(要求)theattentionofpeopleallovertheworld.導(dǎo)致分詞做定語(yǔ)Continuedgreenhousegasemissions，long-lastingchangesGovernmentsneedtoconsidermakingpolicies(政策),andtakingappropriateactionsandmeasurestoreducegreenhousegasemissions.需要做某事考慮做某事采取行動(dòng)采取措施Para.5-2Weasindividuals(個(gè)人)canalsoreduceour“carbonfootprint”byrestricting(限制)theamountofcarbondioxideourlifestylesproduce.Hegoestoschoolbybus.theamountofItisourresponsibilitytoseize(抓住)everyopportunitytoeducateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissue(議題)affectingallofusonthisplanet.Sowhatwillyoudotohelp?做某事的責(zé)任

做某事的機(jī)會(huì)全球變暖知識(shí)點(diǎn)復(fù)習(xí)climatechange氣候變化thereislittledoubtthat毫無(wú)疑問(wèn)getwarmer變暖risingsealevels不斷上升的海平面adramaticchange劇烈變化給某人提供某物providesbwithsthpolarbear北極熊accordingto根據(jù)travelgreatdistance行走長(zhǎng)距離為了做某事inordertodosthhaveimpacton對(duì)....有影響climatescientist氣候科學(xué)家greenhouseeffect溫室效應(yīng)refertothefactthat指的是carbondioxide二氧化碳hugeamountsofgases大量的氣體burnfossilfuels燃燒化石燃料surfacetemperature表面溫度leadto導(dǎo)致extremeweather極端天氣naturaldisaster自然災(zāi)害采取行動(dòng)takeactiontodosth采取措施takemeasurestodosthextremerainstorms極端暴雨causeeconomicloss