高级英语第一册Unit3 Ships in the Desert

Unit3ofAdvancedEnglishShipsintheDesertGeneralideaofthetext:•Intheessay,theauthorpresentstoreadersplentyofimagesofenvironmentalcrisiswhicharecommonlyseeninallpartsoftheglobe.Thesecrises,someofwhichmightthreatenanation’ssurvival,suchastheincreaseofchorine,globalwarming,etc.,candemonstrateaviolentcollisionbetweennatureandhumanbeings.Therefore,achangeinman’sthinking,inman’sconceptontherelationshipbetweennatureandhumanbeings,isthemostimportantthing.Part1(Para1-5)Questionsoncomprehension:•Whatarethethreegeographicallocationsmentionedinthispart?•WhatarethescientistsdoinginAntarcticOcean?Whathavetheyverified?•Whydoesthewriterespeciallymentionhisvisitbysubmarine?•AccordingtoPara.3,whatisthemaincauseofthesignificantchangeintheearth’satmosphere?•Howdisastrouswilltheconsequencesofathinningcapbe?•Whatisthemainideaofthepartandhowareallparagraphsrelatedhere?l.Iwasstanding...onagoodday•1)inthesun:inthesunlight,asopposedtointheshade•2)capableof:havingtheabilityof•3)toprocess:topreparebyaspecialmethod•4)catch:theamountcaught•5)onagoodday:goodheremeanssatisfying•6)capableofprocessingafifty-toncatchonaedday:havingtheabilityofcleaningandpreparingformarketingorcanning50tonsoffishcaughtonaproductiveday•2.Butitwasn'tagoodday.•l)ItreferstothedayIwasthere.•3.theprospectsofagoodcatchlookedbleak•l)bleak:notpromisingorhopeful•2)itwasnotatallpossibletohaveagoodcatch,tocatchalargeamountoffish•3)Thisisobvious1yanunderstatementbecausewithsandallaroundtherewasnochanceofcatchingfish,tosaynothingofcatchingalotoffish.4.Wherethereshouldhavebeen….Therewas….•l)Payattentiontothestructure.Theimplicationisthatoncethereweregent1ewaveslappingagainstthesideoftheship;'buttherewerenonenow.Instead,intheplaceofthewavestherewasstretchesofsand.•2)lap:tostrikegentlywithalight,splashingsound•3)inalldirection:everywhere5.Theotherships…tothehorizon•l)Howcouldtheothershipsbeatrestinthesand?•Theothershipswerealsoanchoredintheoriginalcoastbutnowwaterhadturnedintosandthereforetheyweresurroundedbysandandcouldnotmove.•2)dune:aroundedhillorridgeofsandheapedupbytheaction•3)thatstretched...tothehorizon:thatextendedasfarastheeyecouldsee;thatextendedtothefaroffplacewheretheskymeetstheearth6.WhyistheAraldisappearing?Itisbecomingsmallerandsmallerbecausethewaterthatusedtoflowintotheseahasbeenturnedawaytoirrigatethelandcreatedinthedeserttogrowcotton.Theschemewasanill-conceivedonebecauseitfailedtotakeintoconsiderationtheecologicaleffect.7.Myresearchfor…destruction•Whydidhetravelaroundtheworld?•Hetraveledaroundtheworldbecausehewantedtosee,checkandstudycasesofsuchdestructioninordertofindoutthebasiccausesbehindtheenvironmentalcrisis.•2)image:typicalexample8.Attheverybottom...throughtime•l)attheverybottomoftheearth:thesouthernendoftheearth'saxis;bottomheremeansfarthestend•2)highinthe...Mountains:atahighp1aceinthemountainchain•3)Whydidtheauthorsaythesunglaredthroughaholeinthesky?Wherecomesthehole?•Itreferstoozonedepletion.•4)unbelievablecoldness:socoldthatyoucannotimagine•5)thetunne1hewa5diggingthroughtime:hewasdrillingtogetsamplesfromtheglacier,thedeeperhedrilled,thefartherthesampleintime;inotherwords,thesurfaceoftheglacierisanindicationofrecenttimewhilethedeeperpartofthe•glaciertellsof6ituationofamuchremoteperiod•9.Slippinghisparkaback...wewerestanding•1)parka:派克大衣,ahoodedfurjacketwornasanoutergarmentbyEskimos•2)abadlyburnedface:causedbyoverexposuretodirectsunlight•3)crackedandpeeling:notetheuseofpastparticipleandpresentparticiple;onthefacetherewerelinesthatweresplitopenandpiecesofskinwerecomingdown•10.Hemovedhisfinger...ago•Followingthelayersoficeinthecore'ample,hisfingercametotheplacewherethelayeroficewasformed20yearsago.•l1.Atthebottom...onearth•l)twocontinentsaway:thetwocontinentsrefertoSouthAmericaandAntarctica•2)emissionheremeanstheamountofPollutantsdischarged•3)leastaccessibleplaceonearth:theplacewhichismotdifficulttogettointheworld•l2.Butthemostsignificant...eversince•1)thusfar:uptothistime•2)pickupspeed:developinanacceleratedspeed;becomefaster•3)eversince:fromthenuntilnowl3.Industrymeant...warmtheearth•1)industrymeantcoal:thedeve1opmentofindustrymeanttheuseoflargeamountofcoalasfueltogeneratepower•2)it:standingforcoalandlateroil•3)risinglevel:theamountofcarbondioxideintheatmospheregrew•4)withitsabilitytotrapmoreheatintheatmosphere:heatcannoteasilygetthroughcarbondioxideandgointothehighaltitudesocarbondioxideplaystheroleofacover,keepingtheheatneartheearth•5)thepartafterthedashservesasanadverbialofresult14.upwindfromtheicerunway...thatinexorablechange•1)upwind:inthedirectionfromwhichthewindisblowingorusuallyblows顶风•2)icerunway:runwayisastripofpavedgroundforusebyairplanesintakingoffandlanding,andhereintheSouthPoletherunwayisastripoficeground•3)skiplane:anairp1anewithskisinsteadofwheelsforlandingandtakingoffinthesnow•4)Whyaretheenginesoftheplanekeptrunning?•Becausethepilotfearsthatifhestopstheengines,themetalpartswouldbefrozensolidandtheengineswouldnotbeabletostartagain.•5)monitor:towatchorcheckon(athing)•6)tochartthecourse:toshowtheonwardmovementonan•outlinemap•7)inexorable:t