届安徽省淮南市高三第二次模拟考试英语试题带答案解析.docx

届安徽省淮南市高三第二次模拟考试英语试题带答案解析.docx

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届安徽省淮南市高三第二次模拟考试英语试题带答案解析

2020届安徽省淮南市高三第二次模拟考试

英语试题

Spendingtimeoutdoorscanreducestressandincreaseoverallhealth.Stuckinside?

Youcanstillconnectwithnaturewithavirtualvisittoanationalpark.Fourofthemostvisitednationalparksinthenationoffercreativewaysforvisitorsathometoexploreitsbeauty.

GrandCanyonNationalPark

OnaGrandCanyonvirtualarchaeologicaltour,armchairtravelersgetaninsidelookatthefirstmajorarchaeologicalsitealongtheColoradoRiverinnearlyfourdecades.Aseriesofinteractive360-degreephotosshowthearchaeologists（考古学家）atwork,withinsightintotheirtoolsandmethods.

YosemiteNationalPark

FewnationalparkshavemorenaturalwondersthanYosemite.VisitorscanseewaterpouringdownfromYosemiteFallsorlookupatHalfDomefromthefloorofYosemiteValley.

OlympicNationalPark

OlympicNationalParkprotectsarainforestecosystem（生态系统）largelyuntouchedbyhumanhabitation.Italsoprotectsanincrediblerangeofhabitatsandimpressivebiodiversity（生物多样性）.

Asetofbeautifulinteractivewallpaintingsappealstothosewithaninterestinplantsandanimals.Clickthroughtheimagestolearnmoreaboutwhat’sgrowinginthepark.

YellowstoneNationalPark

America’soldestnationalparkisalsooneoftheeasiesttotourvirtually.YoucanwatchOldFaithfuleruptinrealtimeorsendanaudiopostcardfeaturingthesoundsofspringtime,thebarksandhowlsofwolvesatBlacktailPond.

1．WhatisspecialaboutGrandCanyonNationalPark?

A．Itprovidesawiderangeofphotosfortourists.

B．Itofferstravelerschancestoactarchaeologists.

C．Itmakesvisitorsunderstandarchaeologicaltools.

D．Ithasahistoryofapproximatelyfortyyears.

2．WhatattractstouristsmostinOlympicNationalPark?

A．Therainforestecosystem.

B．Attractivewallpaintings.

C．Variousamazinghabitats.

D．Impressivenaturalwonders.

3．Whichparkdoyouchoosetohearnatureinspring?

A．GrandCanyonNationalPark.

B．YosemiteNationalPark.

C．OlympicNationalPark.

D．YellowstoneNationalPark.

RecentlyStilesaged17tookher3-year-oldbrother,James,toherhighschool.AfamilyemergencypreventedherparentsfrombeingabletopickupJames.SotheyaskedStilestostepin.

''Thiswasaone-timeevent;wehaveneverhadhergethimfromschoolotherthanthisdayButitwasanemergency,''hermothersaid.''IfiguredshehadgonetogethimandtakenhimhomeLaterthatdayIsawthepictureonlineandrealizedthatshehadtakenhimbacktoschool.''

LittleJamesquicklyfellasleepinhisbigsister'sarmsatthehighschool.

Shedidn'twanttobecountedabsentormissanywork.Stileswasstudyingtobeanurse.Shewasinherclass,andtheteachergladlywelcomedherlittlebrotherin.Hewassotiredfromhisschoolthathesleptmostoftheclass.Shenotonlyhelpedherfamilyoutbutreturnedtoherresponsibilityatschool.

Herteacherwasverysupportiveanddidn'tmindhimbeingintheclassatall.Hesleptmostofthetimeandifhehadbecomeaproblemshewouldhavetakenhimout.Sheattendsanamazingschoolthatclearlyseesthevalueinfamilyandeducation.

Hermomsaidshecannowputtorestanyworriesshe'shadthatthe14-yearagegapbetweenStilesandJameswouldkeepthemfrombeingclose.Asamom,shewasthankfulthattheyhadthiskindofrelationship,andsheprayeditwouldalwaysstaythisway.

4．WhydidStiles'parentsaskherforhelp?

A．Herfamilyhadanemergency.

B．Herparentscouldn'tcollectJames.

C．Herbrotherrefusedtoattendschool.

D．Shewasclosetobeinganadult.

5．WheredidStileswanttoworkwhenshegrewup?

A．Inahospital.

B．Inaschool.

C．Inafactory.

D．Inashop.

6．WhatwasStiles'teacher'sattitudetoheract?

A．Opposed.

B．Critical.

C．Ambiguous.

D．Supportive.

7．WhatoncemadeStiles'motherconcerned?

A．Stiles'identityofbeingaseniorhighstudent.

B．Stiles'terriblerelationshipwithherclassmates.

C．TheagedifferencebetweenStilesandherbrother.

D．Stiles'badperformanceinthekeyschool.

Roadnetworksareexpandingworldwideatanalarmingrate.Althoughroadscanpromoteeconomicdevelopmentandimprovehumanwelfare,theycanalsohavesevereeffectsonwildlifepopulationsbyworseninghabitatandhumandisturbance.Moreover,trafficdisturbancefromnoise,lights,andmotionreducesthequalityofhabitatnearroads.

Whileroadsarenoweverywhereacrossmuchoftheearth,theconstructionofnewroadswillbeconcentratedinareaswithhighbiodiversityvalue.Manyofthesenewroadsandhighwayswilllikelycrossreservesorotherhighlybiodiverseareas.Althoughroadsareoneofthemostimportantimpactsonglobalecosystems,weknowlittleabouthowpatternsinroadconstructionwillaffectbiodiversityinthecomingdecades.

Here,weusearecentlydevelopedglobalroadsdatasettoinvestigatetheextentandpotentialinfluenceofroadnetworksacrossthe1,160,000-km,13-countryrangeofthegloballyendangeredtiger.IntheRussianFarEast,forexample,roadsreducetigersurvivalratesduetocrashesintovehicles.Insomeregions,tigersavoidareasclosertopublicroads,suggestingthatroadsactasimportantbarrierstomovement.Theemergingimpactsofroaddevelopmentontigersarecriticalforseveralreasons.

Wecalculateroaddensity（度）,distancetothenearestroad,andrelativemeanspeciesabundance（MSA）tocharacterizehowroadnetworksinfluencetigerhabitats.Thesesystemsofmeasurementprovidestartingpointsforrange-widemonitoringandimpactassessmentsofroaddevelopmentprojects,thusenablingevaluationofprogresstowardcountry-levelconservationandsustainable（可持续的）developmentgoals.

8．Whatisthesecondparagraphmainlyabout?

A．Theimportanceofcreatingreserves.

B．Thedestructiontoglobalecosystems.

C．Theeffectonbiodiversityworldwide.

D．Theopinionaboutroadconstruction.

9．Whyisroaddevelopmentattacked?

A．Ithasbadinfluenceontigers.

B．Itcausesmoretrafficaccidents.

C．Itcoverstoomanyareas.

D．Itrequiresaquantityoffunds.

10．Howdoestheauthorfeelaboutthesystemsofmeasurement?

A．Optimistic.B．Doubtful.

C．Concerned.D．Astonished.

11．Inwhichsectionofawebsitemaythetextappear?

A．Entertainment.B．Health.

C．Education.D．Science.

Overthepastdecade,drug-resistantdiseaseshaveappearedasamajorhealththreat.Butwheredotheydevelopthedrugresistance?

Onesurprisingtheory:

theymayhavedevelopedtheresistanceonfarms,andnotinhospitals.

Thecropprotectionproductsfarmersusetocontrolmanyplantdiseasesarealmostthesameasthedrugsdoctorsusetotreatinfections,includingfungi（真菌）.Fungiarecontinuallymutating（变异）,andwithalifecyclemeasuredindaysorweeks,theymutatequickly.Whenamutationproducesresistancetoachemical-killingfungi,fungiwilljumptoanyhostthatprovidesawelcomingenvironment,suchasahumanbody.Andifthetreatmentforthefungalinfectioninvolvesadrugsimilartothefungicideencounteredonthefarm,Fungimaydevelopquicklyinthehumanbody-justastheydidinthefield.

Anobvioussolutionistouselessfungicideinthefield.Reducingfungicideusewouldnotonlyslowthedevelopmentofthedrugresistance,itwouldhelprestorediversitytothefungalworld.Fungicidesareamustinthefarmingcommunity.Plantdiseasesposeamajorproblemforfarmersglobally-insomecrops,diseasecanreduceharvestsbymorethan70percent-andfailuretodealwiththeproblemcanmeanfinancialruin.

JustlikeFungi-or,indeed,anylivingthing-plantscontinuallyevolve.Thisishownaturalgeneediting（基因编辑）works,andwithoutit,we'dallstillbesinglecellsinasaltysoup.Throughnaturalselection,almostanyplantwilleventuallyproduceresistancetoFungi.Butthiscantakecenturies,sowedon'thavethetimetowait.

Ontheotherhand,advancesingeneticshavegivenusanunderstandingofnature'sgeneeditingprocessinplants,helpingusdevelopresistancetoadisease.Geneeditingtechniquescanthenenableustoproducediseaseresistance-justasnaturewoulddo,ifgivenenoughtime.

12．WhatcanweinferaboutFungifromParagraph2?

A．Theycantreatinfectionsometimes.

B．Theydon'tstopdevelopingnewforms.

C．Ahumanbodyistheirfavoriteplace.

D．TherearenoFungiinthefieldsnow.

13．Whichofthefollowingcanreplacetheunderlinedword''pose''inparagraph3?

A．Solve.B．Face.

C．Cause.D．Overcome.

14．WhatmakesaplantproduceresistancetoFungi?

A．Thesurvivalofthefittest.

B．Advancesintechnology.

C．Theuseoffarmchemicals.

D．Awelcomingenvironment.

15．Whatcanbethebesttitleforthetext?

A．WaystoPreventDrug-resistantDiseases

B．TheSourceoftheDrugResistance

C．ThePopularityofGeneEditingTechniques

D．TheNewTheoryofNaturalSelection

HowtoCareforYourMentalHealth?

Whenyou’vebeenexposedtoaninfectiousillness,it’simportanttoquarantine（隔离）yourself16．Whileyoulikelydon’tneedtoworry,spendingalotoftimeinquarantinemayhaveanegativeeffectonyourmentalhealth.

Youcanparticipateinenjoyableactivities.Whileyou’reinquarantine,trytodothingsyouenjoy,likewatchingTVoryourfavoritemovies.Youmightevenusethistimetocatchuponshowsyou’vebeenplanningtowatch.However,limityourselftoafewhoursofTVatatimesoyoudon’tstarttofeeldown.17．Otherwise,youcanhavesadfeelingsordepression.

18．Youmighthavedayswhenyoufeellikethere’snopointinbathingsinceyouarenotgoingout.However,it’simportanttomaintaingoodhygiene（卫生）,andbathingactuallyimprovesyourmood.Batheorshoweratleastonceadaysoyou’retakinggoodcareofyourself.

19．Youprobablywanttoknowwhat’sgoingono