全国卷Ⅲ衡水金卷先享题信息卷三英语解析版.docx

全国卷Ⅲ衡水金卷先享题信息卷三英语解析版.docx

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全国卷Ⅲ衡水金卷先享题信息卷三英语解析版

第二部分阅读理解（共两节，满分40分）

第一节（共15小题；每小题2分，满分30分）

阅读下列短文，从每题所给的四个选项（A、B、C、和D）中，选出最佳选项，并在答题卡上将该项涂黑。

A

TheprotectedlandsoftheNationalParksaresomeofthemostamazingdestinationswithintheUnitedStatestoviewsomespectacularpiecesofnature.Manyoftheseparkshavefunfamily-friendlyactivities,makingthemgreatdestinationsforholidaysandsummerbreaks.

OlympicNationalPark,WA

OlympicNationalParkisagreatdestinationforfamiliestoexplorethewildbeauty.Atthisparkvisitorswillfindbeautifulbeaches,arainforest,mountainsandmore.Childrenwilllovethewildcoastline,withamazingbeaches,andplentyoffascinatingsealife.Thewholefamily%-川lovethemanyhikingtrails,thewildbeautyofthebeachesthroughoutthepark,andthewildlifewithintheforestandmountains.

YellowstoneNationalPark,WY

YellowstoneNationalParkisthenation’sfirstnationalpark.VisitorscanstartatoneoftheVisitorCenterstolearnabouttheabundantwildlifeofYellowstone.Childrenwilllovekeepinganeyeoutforanimalslikeelkandbisonwhiledrivingandhikingthroughthepark.

CapeHatterasNationalSeashore,NC

LocatedonNorthCarolina’sOuterBanks,theCapeHatterasNationalSeashoreisanamazingdestinationforrecreating,relaxingandmuchmore.Theseashorehasmanybeautifulbeachesforthewholefamilytoexploreandenjoy.Visitorscanspendvacationtimesearchingforshells,birding,kayaking,hikingandmore.TheOuterBanksarealsoanexcellentspottogowindsurfing,especiallyonHatterasIsland.

GlacierNationalPark,MT

GlacierNationalParkwasthetenthnationalparkcreatedinthenation.TheparkoffersvisitorstheopportunitytoexploretheamazingwildernessofMontana,throughhiking,hiking,camping,backpacking,boatingandmore.Thebesttimeofyeartovisitistheearlysummer.Theregionissnowyinthewinterandhotinthesummer.

21.WhatcanyoudoinOlympicNationalPark?

A.Visittheparkbycar.B.Goboatinginthepark.

C.Takeacamptripthere.D.Enjoyattractivesealife.

22.Whichisthefirstnationalparkin

A.OlympicNationalPark.B.YellowstoneNationalPark.

C.CapeHatterasNationalSeashore.D.GlacierNationalPark.

23.WhatdoOlympicNationalParkandCapeHatterasNationalSeashorehaveincommon?

A.Bothhavebeautifulbeaches.B.Bothofferbird-watching.

C.Bothareonthesameisland.D.Bothprovidewindsurfing.

B

ItwasaClarknight.Thick,dark,graycloudshadmadesurethattherewasnostarlightormoonlighttogreetmeasIwalkedoutonmyporch.Still,IkepttheporchlightoffbecauseIdidn'twanttobesurroundedbybugsandmoths（飞蛾）onthisstickysummerevening.Istoodthereforawhilelettingmyeyesadjusttothelackoflight.Mydogstoodbesidemewaitingpatientlyformetostartherwalk.Itwasthen,though,thatIsawthem.Firstoneblinkoflightatthefarendofthemeadowwasfollowedbyanotherandthenanother.Ismiled.Irecognizedthematonceasmyfireflyfriends,whoalwaysshowedupthistimeoftheyear.

Igotsomuchjoywatchingthemfirstasachildandthenasanadult.Theyneverbecamedullorboringandtheyalwaysfilledmewithdelight.WhenIwaslittleIusedtositinthegrassandwatchthemslowlyflyaroundblinkingonandoff.InevercaughtandputoneinajarassomekidsdidbecauseIwasafraidImightkillitandIneverwantedtohurtthesemessengers（信使）oflight.Theirtimeonthisearthwassobriefasitwas.Itriedtoenjoythemeachnighttheywerehere.Italwayssaddenedmewhentheydisappearedinthefallanditalwaysmademyheartsingwhentheyreappearedthenextsummer.

IthinkIenjoytheselittlefirefliessomuchbecauseIcanseethatweareliketheminalotofways.Ourtimehereonearthisbrief.Oftenourlightandlovearemorelikeonandoffblinksratherthanasteadyshine.Let’sshareourlightandlovewhileweareherethen.

24.Whydidtheauthorturnoffhisporchlight?

A.Toavoidsomeinsects.B.Toadapttosurroundings.

C.Tosearchforhisdog.D.Togreetspecialfriends.

25.Whatcanweknowaboutfireflies?

A.Theyalwaysfrightenedtheauthor.B.Mostkidscaughtandkilledthem.

C.Theauthorwatchedthemeverynight.D.Theyusuallybrightenedtheauthor.

26.Whatdoestheauthormainlyconveythroughthestory?

A.Valueourshortlifeintheworld.B.Protectfirefliesaswellaspossible.

C.Devoteourselvesasmuchaspossible.D.Shareasmanyinspiringstoriesaspossible.

27.Whatcanbethebesttitleforthetext?

A.ASpecialSummerNightB.MessengersofLight

C.Human’sBestFriendsD.Fireflies-ShinningForever

C

Chocolateispackedwithplantchemicalsthatweakeninflammation（炎症）andimprovebloodflow,explainscientists.

LeadauthorDr.ChayakritKrittanawongsaid:

"Ourstudysuggestschocolatehelpskeeptheheart’sbloodvesselshealthy."Itcollecteddatafromsixtrialsthatexaminedthelinkoverthepastfivedecades.Atotalof336,289peoplereportedtheirintake.Thosewhoatechocolatemorethanonceaweekreducedtheirriskofcoronaryartery（冠状动脉）diseasebyeightpercent.Thiswascomparedwithpeerswhoateitlessthanonceaweek.

Chocolateisknowntoproducethesamechemicalinthebrainasfallinginlove.Butevidenceisgrowingthatitsreputationasa"guiltypleasure"iswrong.Dr.Krittanawongsaid:

"Chocolatecontainshearthealthynutrientssuchasflavonoids,methylxanthines,polyphenolsandstearicacidwhichmayreduceinflammation."

KnownmedicallyasHDL（high-densitylipoprotein）（高密度脂蛋白）,ithelpstoridLDL（low-densitylipoprotein）outofthebody.Whenthiscollects,itcausesvesselsandarteriestobecomeblockedup.Itcanstopbloodflowtotheheartorbrain,causingaheartattackorstroke.Dr.Krittana-wongsaid:

"Inthepast,clinicalstudieshaveshownchocolateisbeneficialtobloodpressure."

Darkchocolatehaslongbeenknowntohavehealthbenefitsbutrecentresearchhassuggestedmilkchocolatemayalsoprovidevaluablenutrientstotheheart.Dr.Krittanawongpointedouthisstudydidnotinvestigatewhetheranyparticulartypeofchocolateismorebeneficial-orifthereisanidealportionsize.Hesaid:

"Chocolateappearspromisingforpreventionofcoronaryarterydisease.Butmoreresearchisneededtoshowhowmuchandwhatkindofchocolatecouldberecommended."

Whileit’snotclearhowmuchisperfect,Dr.Krittanawongwarnedagainstovereating.Hesaid:

"Moderateamountsofchocolateseemtoprotectthecoronaryarteriesbutit’slikelythatlargequantitiesdonot."

28.WhatdoesParagraph2mainlytalkabout?

A.Theresultofthestudy.B.Theprocessofthestudy.

C.Theparticipantsofthestudy.D.Theintentionofthestudy.

29.Whichofthefollowingcanprobablypreventbloodflow?

A.Aheartattack.B.Astroke.

C.High-densitylipoprotein.D.Low-densitylipoprotein.

30.Whatdoestherecentstudytellus?

A.Chocolateisgoodforbloodpressure.B.Darkchocolateisbeneficialtohealth.

C.Milkchocolatemayalsobenefittheheart.D.Chocolatecontainsspecialplantchemicals.

31.What’sDr.Krittanawong’sattitudetowardschocolate’spreventingcoronaryarterydisease?

A.Indifferent.B.Hopeful.C.Negative.D.Uncertain.

D

Europeanresearcherssaytheyhavecreatedaprocessthatcanproduceoxygenfrommoondust.Theprocesscouldprovideamajorsourceofoxygenforhumanstakingpartinmoonexplorationactivitiesinthefuture.

ResearchersfromtheEuropeanSpaceAgency,orESA,carriedouttheexperimentsatalaboratoryintheNetherlands.TheyreportedtheirresultsinastudypublishedinPlanetaryandSpaceScience.

TheteamsaysESA’sexperimental"plant"wasabletosuccessfullyproduceoxygenfromsimulatedmoondust.Thedustispartofamaterialknownasregolith（月壤）,atoplayerofdirtandrockpiecesthatsitonthesurfaceofthemoon.

Samplesofregolithfromthemoonhaveconfirmedthatthematerialcontainsabout45percentoxygenbyweight.However,theoxygenischemicallylockedintheformofmineralsorglass,soitisnoteasilyavailableforuse.Havingrealsamplesofregolithfromthemoonmadeitpossiblefortheresearcherstocreatethesimulatedmoondustmaterialusedduringtesting.

Theoxygenextraction（提取）processiscarriedoutusingamethodcalledmoltensaltelectrolysis（熔盐电解）.Thisinvolvesfirstplacingtheregolithinametalcontainer.Calciumchloridesaltisaddedtothemixture,whichisthenheatedto950degreesCelsius.Atthistemperature,theregolithremainssolid.Next,anelectricalcurrentispassedthroughthematerial.Theresearcherssayitisthisstepthatresultsinoxygenbeingextractedfromtheregolith.Thestudyreportedthatupto96percentofoxygeninthesimulatedmoondustwasextractedduringtheexperiments.

ESA’slong-termgoalistodesignanoxygen-producing"pilotplant"tooperatefull-timeonthemoon.Thefirsttechnologydemonstrationofthesystemisexpectedtotakeplaceinthemiddleof2020s.

Theresearchersreportedthat"asabonus",theprocessalsoresultsintheproductionofusablemetallicmaterials.

32.Whatcanbenefitfromtheprocess?

A.Thetreatmentofsomepatients.B.Theenvironmentofthemoon.

C.Futuremoonexplorationactivities.D.Futureexperimentinthelaboratory.

33.Whyisoxygenintheregolithhardtouse?

A.Itexistsintheformofsolid.B.Itonlyexistsonthesurface.

C.Itismixedwithothermaterials.D.Itislockedinametalcontainer.

34.Whatstepmakesoxygenextractedfromtheregolith?

A.Addingcalciumchloridesalttothemixture.

B.Placingtheregolithinametalcontainer.

C.Passinganelectricalcurrentthroughthematerial.

D.Heatingthemetalcontainerto950degreesCelsius.