高考英语阅读理解复习主旨题课件

2024届高考英语阅读理解复习（三）：主旨题宏观上:捋行文脉络记叙文：首段+尾段科普文：首段研究结果/专家建议引入话题+结果/对策+解释说明微观上:瞄准主题词高频出现名词为主，动词为辅前有引入，后有解释Ihaveaspecialplaceinmyheartforlibraries.IhaveforaslongasIcanremember.Iwasalwaysanenthusiasticreader,sometimesreadinguptothreebooksadayasachild.Storieswerelikeairtomeandwhileotherkidsplayedballorwenttoparties,IlivedoutadventuresthroughthebooksIcheckedoutfromthelibrary.……Asanovelist,I'vefoundanewrelationshipwithlibraries.Iencouragereaderstogototheirlocallibrarywhentheycan'taffordtopurchaseabook.Iseelibrariesasasafehaven(避风港)forreadersandwriters,abridgethathelpsputtogetherareaderwithabook.Libraries,intheirownway,helpfightbookpiracy(盗版行为)andIthinkallwritersshouldsupportlibrariesinasignificantwaywhentheycan.Encouragereaderstousethelibrary.Sharelibraryannouncementsonyoursocialmedia.Frequentthemandtalkaboutthemwhenyoucan.【2020全国|卷D篇】Ihaveaspecialplaceinmyheartforlibraries.(解题关键)IhaveforaslongasIcanremember.Iwasalwaysanenthusiasticreader,sometimesreadinguptothreebooksadayasachild.Storieswerelikeairtomeandwhileotherkidsplayedballorwenttoparties,IlivedoutadventuresthroughthebooksIcheckedoutfromthelibrary.……Asanovelist,I‘vefoundanewrelationshipwithlibraries.(解题关键)Iencouragereaderstogototheirlocallibrarywhentheycan'taffordtopurchaseabook.Iseelibrariesasasafehaven(避风港)forreadersandwriters,abridgethathelpsputtogetherareaderwithabook.Libraries,intheirownway,helpfightbookpiracy(盗版行为)andIthinkallwritersshouldsupportlibrariesinasignificantwaywhentheycan.Encouragereaderstousethelibrary.Sharelibraryannouncementsonyoursocialmedia.Frequentthemandtalkaboutthemwhenyoucan.【2020全国|卷D篇】Whichcanbeasuitabletitleforthetext?(D)Reading:ASourceofKnowledgeB.MyIdeaaboutwritingC.Library:AHavenfortheYoungD.MyLoveoftheLibrary（抓住首尾段关键句可得出主旨）*高频出现*以名词为主，动/形为辅*前有引入，后有解释Whichofthefollowingisasuitabletitleforthetext?(A)TheFederalDuckStampStory（主旨所在）B.TheNationalWildlifeRefugeSystem（一个点）C.TheBenefitsofSavingWaterfowl(无关)D.TheHistoryofMigratoryBirdHunting（不是讲捕鸟）

课后练习：Wearetheproductsofevolution,andnotjustevolutionthatoccurredbillionsofyearsago.Asscientistslookdeeperintoourgenes(基因)，theyarefindingexamplesofhumanevolutioninjustthepastfewthousandyears.PeopleinEthiopianhighlandshaveadaptedtolivingathighaltitudes.Cattle-raisingpeopleinEastAfricaandnorthernEuropehavegainedamutation(突变)thathelpsthemdigestmilkasadults.OfThursdayinanarticlepublishedinCell,ateamofresearchersreportedanewkindofadaptation-nottoairortofood,buttotheocean.Agroupofsea-dwellingpeopleinSoutheastAsiahaveevolvedintobetterdivers.TheBajau,asthesepeopleareknown,numberinthehundredsofthousandsinIndonesia,MalaysiaandthePhilippines.Theyhavetraditionallylivedonhouseboats;inrecenttimes,they'vealsobuilthousesonstilts(支柱)incoastalwaters."Theyaresimplyastrangertotheland,"saidRedneyC.Jubilado,aUniversityofHawairesearcherwhostudiestheBajau.

课后练习：Dr.JubiladofirstmettheBajauwhilegrowinguponSamalslandinthePhilipines.Theymadealivingasdivers,spearfishingorharvestingshellfish."Weweresoamazedthattheycouldstayunderwatermuchlongerthanuslocalislanders,"Dr.Jubiladosaid."Icouldseethemactuallywalkingunderthesea."In2015,Melissalardo,thenagraduatestudentingeneticsattheUniversityofCopenhagen,heardabouttheBajau.Shewonderedifcenturiesofdivingcouldhaveledtotheevolutionofphysicalcharacteristicsthatmadethetaskeasierforthem."Itseemedliketheperfectchancefornaturalselectiontoactonapopulation,"saidDr.Ilardo.ShealsosaidtherewerelikelyanumberofothergenesthathelptheBajaud