必修第一册 Welcome Unit

必修第一册WelcomeUnitⅠ.阅读理解A(2023·山东青岛联考)Itwaslate，about10∶15p．m.JaniceEspositogotoffthetrainatBellport，NewYork，wenttohercarandstarteddrivinghome.Shewassofamiliarwiththeroutethatshealmostdroveautomatically：turnedlefttotheStationRoad，thenanotherleftontoMontaukHighway，andthen—bam!WhenEsposito’scarhadjustcrossedtherailroadtracks，itbumpedintoanothervehicleandwaspushedbackontothetracks.Injuredbutmostlyshockedbythecrashandbytheairbagsthatpoppedup，shewasstuckinthevehicle.Asithappened，PeteDiPintowasjustabouttogotosleepwhenheheardasharpnoiseandsawtheaccidentnotfaroutsidehisbedroomwindow.Asavolunteerfirefighterandretiredteacher，DiPinto，whowas65，fetchedaflashlightandrushedoutwithouthesitation.“AnyfirefighterwouldhavedonewhatIdid，”hesaid.“We’realwaysonduty.”Atfirst，hespottedtheothercarintheaccident.Aftermakingsurethatthedriverwasallright，DiPintolookedaroundanddiscoveredEsposito’scarstraddling(横跨)therailwaytracks.Andthenheheardthebellring，whichsignaledatrain’sarrival.DiPintorushedtoEsposito’scarandbrokethewindowonthedriver’sside.Espositolookedupathim，withhereyesglazingover.“Idon’tknowwhereIam，”shesaid.“You’reontherailroadtracks，”DiPintoyelled.“Ihavetogetyouoffrightnow！”Thetrainwasrunningtowardthemataspeedofsome105kilometersperhour.Thedriver’sdoorfailedtobeopenedduetothecollision(碰撞)，soDiPintoquicklyrantotheothersideandwasabletoopenthedoor.Heputtheairbagsaside，seizedherarms，pulledhertowardhimacrossthepassengerseatuntilfinallygotheroutandwalkedhertosafetyasswiftlyaspossible.Severalsecondslater，thetraincrashedintothevehicle.“ItwaslikeaHollywoodmovie，”DiPintotoldreportersthenextday.“Lastnight，”saidGregoryMiglinoJr.，ChiefoftheDepartmentinSouthCountryAmbulance，“theheroarrivedinpajamas(睡衣裤)，notinafiretruck.”1．Whatcanweknowabouttheaccidentfromparagraph1?A．Esposito’scarhitanothervehicle.B．Espositodrovetoofast.C．Espositodidn’tknowtheroutewell.D．ArunningtraincrashedintoEsposito’scar.2．HowwasJaniceEspositorightaftertheaccident?A．Shefeltallright.B．Shewasbadlyhurt.C．Shegottrappedinthecar.D．Shecompletelylostherconsciousness.3．HowwasJaniceEspositorescuedfromhercar?A．Throughthewindowonthedriver’sside.B．Throughthedooronthedriver’sside.C．Throughthewindowonthepassenger’sside.D．Throughthedooronthepassenger’sside.4．WhatdidGregoryMiglinoJr.meanbysaying“theheroarrivedinpajamas(睡衣裤)，notinafiretruck”？A．DiPintowasnotaprofessionalfirefighter.B．DiPintorushedtosavelifewithoutthinkingabouthimself.C．DiPintowasaspecialfirefighterwhopreferredwearingpajamas.D．DiPintowasunabletofindafiretruckwhentheaccidenthappened.BFormorethanadecade，ateamofresearchershavestudiedthedynamicsoftheGreenlandIceSheetasitrespondstoawarmingclimate.Butwhilemuchoftheirfocushasbeenonwater’simpactsonicesheetchange，theirmostrecentresearchfindingshaveoverturnedtheorderoftheirthinking.Meierbachtol，HarperandtheirteamdiscoveredthatchangesintheicesheethavearealimpactonthemassivegroundwatersystemunderlyingGreenland.Thislatestdiscoveryoccurredthankstoamarriageofdrillingtechniques.Internationalcooperatorsmadeanangledhole650metersthroughbedrockunderneathaGreenlandglacier(冰川)tomeasuregroundwaterconditionsundertheice.Meanwhile，researchersdrilled32holesfromatoptheglacier，throughnearlyakilometerofice，tomeasurewaterconditionsattheareabetweeniceandbedrock，whichformsanimportantboundarycontrollinggroundwaterflowbelow.Afterdrilling，theteamfixedsensorsintheicecolumnandattheicesheetbedtomeasureicedynamicsandwaterconditionsaswaterflowsundertheice.“Bystudyingareascoveredbyice10,000yearsago，wehaveknownthatthehugemassandvastamountsofwaterfrommeltingicecanimpacttheunderlyinggroundwater，”Meierbachtolsaid.“It’sgenerallyacceptedthatthegroundwaterissleepingoverdecadestocenturiesanditsresponsetoicesheetchangeislong：thousandsofyears.Butwhatwe’veshownhereisthatitisimmediate.”ThisnewunderstandingcouldhaveimportantsubsequenteffectsonhowGreenland’sthinningiceimpactstheArctic.Thethinningicecouldreducetherateofgroundwaterflowtotheocean，changingthewatertemperatureandsalinity(盐度)balancethatisimportantforoceancirculation(循环)patterns.“InthinkingaboutthecomplexfeedbacksfromGreenland’songoingchange，wehavereallyignoredthegroundwatercomponent，”Harpersaid.5．Howdotheresearchersfeelabouttheresultoftherecentstudy?A．Satisfied.B．Disappointed.C．Surprised.D．Doubtful.6．WhatcontributesmosttothenewresearchabouttheGreenlandIceSheet?A．Fixingsensorsintoicesheet.B．Closeinternationalcooperation.C．Advancedrockdrillingtechnology.D．Acombinationoftwodrillingapproaches.7．Whatisamisunderstandingofthegroundwaterunderglaciers?A．Ithasaverylargevolume.B．Itisinactiveforalongtime.C．Itscomponentiscomplex.D．Itstemperatureischangeable.8．Whichofthefollowingisasuitabletitleforthetext?A．WaterImpactstheGreenland’sIceSheetB．Long-lastingEffectsofGlobalWarmingontheArcticC．NewlyDiscoveredGroundwaterResourcesinGreenlandD．Greenland’sGroundwaterChangeswithThinningIceSheetCTopersist，lifemustreproduce.ScientistsattheUniversityofVermont，TuftsUniversity，andtheWyssInstituteforBiologicallyInspiredEngineeringatHarvardUniversityhavediscoveredanentirelynewformofbiologicalreproducti