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1、体会高考阅读理解之文章结构与主旨标题I.阅读----2、3、4、5•把握2个意图----作者的意图和命题人得意图•心存3个理解----理解文章，理解题目，理解选项。•抓住4类题目----主旨与标题，生词猜测，隐含推断，细节把握。•掌握5种结构----正三角形（▲），倒三角形（▼），棱形（◆），沙漏形（），矩形（■）。II．PassageTree(1)Scientificexperimentscansometimesgowrongandwhentheydotheresultsmayrangefromthedisastroustothetroubling.Onesuchexperimenttoo
2、kplaceinSouthAmericaaboutfiftyyearsago.Whetheritsfinalconsequenceswillcauseseriousdamageornothingmorethanasmalltroublestillremainstobeseen.Thestorybeganin1956whenanAmericanscientistworkinginBrazildecidedtosolvetheproblemofincreasingtheproductivityofthatcountry'sbees.HeimportedaveryactivetypeofAfric
3、anbeefromTanzaniaandmated(交配)itwiththemoreeasy-goingnativevarietytoproduceanewkindofbees.Thenewbeesworkedharderandproducedtwiceasmuchhoney.ItseemedthatProfessorKerr,forthatwasthescientist'sname,hadatotalsuccessonhishands.Thenthingsbegantogowrong.Forsomereasonasyetunseen,butperhapsasaresultofsomethi
4、ngintheirenvironment,thenewbeesbegantodevelopextremelyattackingpersonalities.Theybecamebad-temperedandeasytobeangry,attackedthenativebeesanddrovethemfromtheirlivingplaces.Butworsewastofollow.Havingtakenoverthecountryside,thenewbees,withtheirdangerousstings(叮),begantoattackitsneighbours--cats,dogs,h
5、orses,chickensandfinallymanhimself.Alongperiodofterrorbeganthathassofarkilledagreatnumberofanimalsandabout150humanbeings.ThiswouldhavebeenbadenoughifthebeeshadstayedinBrazil.Butnowtheyareonthemove,headingnorthwardsincountlessmillionstowardsCentralandNorthAmerica,andmovingatthealarmingspeedof200mile
6、sayear.Thecountriesthatlieintheirpatharenaturallyworriedbecauseitlooksasifnothingcanbedonetostopthem.56.TheresultsoftheSouthAmericanexperiment.A.havecausedaserioustroubleB.haveprovedtobewrongC.arenotyetcertainD.arenotimportant(2)TheMarcheswereahappyfamily.Poverty,hardwork,andeventhefactthatFatherMa
7、rchwasawaywiththeUnionarmiescouldnotdownthespiritsofMeg,Jo,Amy,andMarmee,astheMarchgirlscalledtheirmother.TheMarchsisterstriedtobegoodbuthadtheirshareoffaults.PrettyMegwasoftendispleasedwiththeschoolchildre
