2024年步步高高考英语大一轮复习（新人教版）必修第二册含答案

2024年步步高高考英语大一轮复习（新人教版）必修第二册

必修第二册Unit1CulturalHeritage

I.阅读理解

A

WhatcoulddrivingaracecarandpointingacameraattheMilkyWayhaveincommon?

Morethanyoumightimagine.RacecardriverBubbaWallaceandphotographerBatakTefreshi

journeyedtogethertoremoteGooseberryMesaforanadventureaimedatcapturingthenightsky.

GooseberryMesa,farfrompopulationcenters,isprotectedfromthenighttimelightpollution,

whichmakesitperfectforstarphotographers.Naturalnightenvironmentssuchasthisarerare.

Camping,hikingandshootingstarsinmountainousMesahighlightthesimilaritybetween

photographyandracing.Bubbanotes,uOnceyoufireuptheenginethere?snoturningback—I

knowr11beinthatseatfbrmorethanthreehours."Batakagrees,“Ihavethesamefeelingas

soonasItouchmycamera-I'mreadytocontinuethroughtheentirenight.vForBubba,

developingpatienceallowedhimtomatureasadriverandisequallyessentialtoBatak's

photography.

Seizingthemomentiscrucialtoo.uEveryminutethingsarechanging—theEarth'sshadow,

themoonlight,theriseofstars,“Batakexplains."Ifyoulosethemoment,it'sgoneforever.”

BubbafindsthephysicalandmentaldemandsofracingascrucialwhentravellinginUtah's

ruggedlandscapesunderfreezingtemperatures.

Thinkincomingclouds,wind,ormistwillruinyourchanceataperfectshot?Accordingto

Batak,uWithwide-anglenightscapes,everyunexpectedweatherconditioncanbean

opportunity.Ourphotosshoworangesandbluesaroundthemoonyouwouldn'tseeunderaclear

sky.”

Theteamdiscoveredsharedintereststhatgobeyondphotography."We'rebothpassionate

aboutbringingculturestogetherandusingourworktobreakdownboundaries，"says

Batak."Thenightskyhasaunifyingpower.Theskyconnectsthewholeworldunderone

umbrella.

1.WhydidBubbaandBatakchooseGooseberryMesa?

A.Ithasasmallpopulation.

B.Ithasidealweatherconditions.

C.Itisfreefromlightpollution.

D.Ithasamagnificentlandscape.

2.Whichisrequiredinbothcarracingandphotography?

A.Willpower.B.Teamwork.

C.Bravery.D.Creativity.

3.WhatdoesBatakthinkofunexpectedweatherasaphotographer?

A.Annoying.B.Disastrous.

C.Favorable.D.Challenging.

4.Whichmaybeamessagebehindtheteam'sphotographywork?

A.Appreciatingthenightsky.

B.Connectingvariouscultures.

C.Removingracialboundaries.

D.Protectingtheenvironment.

B

(2023•浙江山水联盟联考)

Tofightagainsttheballooningwaistlinesamongpeople,severalU.S.citieshaveinstituted

taxesondrinkswithaddedsugaraimingtoreduceconsumption,butnewresearchsuggeststhese

policiescurrentlyhaveonefundamentalflaw.

Thestudyfoundsugarydrinksonlyreducepurchasingifpricetagsatstoresmention

consumersarepayingthattaxwhentheybuythedrink.

TheresearchincludedafieldstudyattwoconveniencestoresinSanFrancisco,which

currentlyhasataxonsugarydrinksof1centperounce.Researchersvariedthepricetagsplacedon

thesugarydrinksovertheeight-weekstudy：onetagthatsimplysaidthepriceforthe12-ounce

drink.($1.52)andonethalhadthepriceandthemessage"IncludesSFSugaryDrinkTax”.All

non-sugarydrinks,whichweren'tsubjecttothetax,simplyhadthepriceofthedrink($1.40).

Theresearcherscomparedsalesofthedrinksduringthestudyperiodtothetwoweeksbefore

thestudybeganwhenthesugarydrinktaxwasineffectbuttherewerenopricetagsonany

drinks.ResultsshowedsalesofsugarydrinkswerenJtlowerduringthetwoweeks,comparedto

salesbeforethetax,indicatingthetaxitselfdidn,treducepurchasesofsugarydrinks.

Theresearchersthenlookedattheeffectsofthetwodifferentpricetags.Resultsshowedthe

shareofsugarydrinkspurchasedwhenthetagssimplyshowedthepricewasn'tsignificantly

differentfromthatofthetwo-weekperiodbeforethestudy,butdiddeclineslightlywhenthetags

mentionedthepriceincludedtheaddedtax.

Inaseparateonlinestudy,theresearchersaskedparticipantstoestimatewhatthetaxwouldbe

onacanoftheirfavoritedrinkthatcost$1.52.Theaverageestimatewas40cents-muchhigher

thanthe12centsactuallydemandedinSanFrancisco.Whentoldthetaxwasonly12cents,they

reportedthey'dstillpurchasethedrink.

Thefindingssuggestpricetagsshouldmentionthetaxbutnottheamount,forconsumerstend

tooverestimatehowmuchthetaxis."Ifcitieswantthesepoliciestobeeffective,theyneedto

regulatehowsugarydrinksarelabeledatstoresandtheycurrentlydon'tdothat,“said

Donnelly,leadauthorofthestudy.

5.Whatdoestheunderlinedword“flaw"meaninthefirstparagraph?

A.Weakness.B.Solution.

C.Imbalance.D.Evidence.

6.Whatkindofpricetagsmaydiscouragecustomersfrombuyingsugarydrinks?

A.Pricetagsbearingsugarcontent.

B•Pricetagswiththeexacttaxonthem.

C.Pricetagssayingaddedtaxincluded.

D.Pricetagsjustshowingthetotalprice.

7.WhichofthefollowingmaybeDonnelly'ssuggestion?

A.Storeslabelsugarydrinksatwill.

B.Cancelsugarydrinktaxesatonce.

C.Publicizetheimpactsofsugarydrinks.

D.Citiesurgestorestouseproperpricetags.

8.Whatmightbethebesttitleforthetext?

A.ANewWaytoPreventFatness

B.EatingHabitsandFoodConsumption

C.SugaryDrinkTaxesAren'tWorkingWell

D.Non-sugaryDrinkersBenefitfromNewPolicies

C

Fromayoungage,manyofuslearnthebenefitsofbeinganextrovert-thoseindividualswho

alwaysseemtobethelifeandsouloftheparty,oftenoutspokenandabletoexpresstheiropinions

fluently.However,notallofusarewiredthatway-soisbeinganextrovertreallybetter?

Whilethinkingofanextrovert,weimagineacharacterwhoisdetermined,approachable,

cheerfulandcharming.Wearetaughttoadmirethesepersonalitiesearlyon.Kidsareoften

encouragedtointeract,playandcommunicatewithotherchildren.ltseemsattimesasthough

childrenaremadetohaveamoreoutgoinglifestyle,withsomepeoplebecomingfalse

extroverts——introvertswhocopyextrovertbehavior.Whileexternally（夕卜表上）theymayseemto

enjoythecompanyofothers,orbeinginthecenterofpublicattention,theycanstillbecome

over-extendedinintensesocialsituations.

So,whilethepositiveaspectsofbeinganextrovertareplaintosee,whatarethebenefitsof

introversion?Althoughextrovertsdependonsocialinteraction,introvertsaremorecomfortable

withlevelsofisolation.AccordingtoDrBerit,acollegeprofessor,extremeisolationsuchastimes

likethelockdown,doesnotaffectintrovertsasmuchasextroverts.Lackofsocialcontact,

somethingextrovertsrelyon,canleadtodepression,loneliness,andevendeath.

Butit'snotjustinanextremesituationthatanintrovertshinesthrough.Thesepeopleseemto

havemoretimefordeepthoughtandthuscanbecomemorebalanced.Theyalsotendtobegood

listenersandthinkbeforetheyspeak,meaningtheycouldbecomegreatfriends.Finally,introverts

areoftenfantasticobservers,assittingoutofthefocuscangivethemmoretimetowatchthe

behaviorofothers.

So,whateveryourpersonality,eitherintrovertorextrovert,thereareclearadvantagestobeing

either,andifyoumeetanintrovert,youmightjustendupwithanamazingfriend.

9.Whatisadistinctivecharacteristicofanextrovert?

A.Intelligent.B.Considerate.

C.Sociable.D.Responsible.

10.WhichstatementisTRUEaccordingtoDrBerit?

A.Introvertsshouldlearnfromextroverts.

B.Extrovertstendtobecomebetterfriends.

C.Introvertspreferstayingcutofffromothers.

D.Extrovertsfindittoughertohandleisolation.

11.Whatdoesparagraph4mainlytellus?

A.Theinfluenceofintroverts.

B.Thestrengthsofbeingintroverts.

C.ThecausesofintrovertsJbehavior.

D.Thepersonalitiesoffalseintroverts.

12.What'sthepurposeofthetext?

A.Tostateaviewpoint.

B.Toadvocatealifestyle.

C.Tointroduceatechnique.

D.Todescribeaphenomenon.

II.七选五

Whetheryouwanttohavemoresuccessfulrelationships,abettercareer,orjustbeabletoturn

downchocolate,pushingyourboundariesisessential.Youwillhavetostartbyworkingthrough

weaknesseswhentheyarise.

Developabriefplanofaction.1Setgoalsforyourselfwithtimelimits.Undereachgoal,

createactionablestepsthatallowyoutostayontrackandsucceed.Forexample,ifyourpublic

speakingskillsareweak,makeitagoalthatyoucangiveaconfidentpresentation.Youcanplanout

actionablestepslikewritingaspeech,deliveringthespeechtoanemptyroom,thentooneperson,

andthentoseveralpeople.2

Useyourstrengthstobuildconfidence.Whileyouareworkingtoovercomeaweakness,work

onthingsyouaregoodat,too.3Italsokeepsyoulookingcompetentandskilledwhileyou

buildyourskillsetevenmore.

Relyonyournetwork.Networkingwithothersisastrengthinanysituation.Admittingthatyou

needhelpinacertainareawillhelpyoutoincludeteammembersandotherpartnersinyourtasks.

4_Ifyoufinditdifficulttoreachoutortorelyonothers,thismightbeyourweakness!Youcan

takestepstolearnhowtodependonothers.

5Yourweaknessesarecalledweaknessesforareason.lttakeshardworkanddevotionto

overcomethem.Evenifyoufallshortofagoal,acknowledgeanyprogressthatyoudidmake.This

willkeepyouinapositiveframeofmindandhelpyoupickupandcontinueovercomingthe

weakness.

A.Celebrateeverysuccess.

B.Bepatienttofigureoutyourweaknesses.

C.Withaplaninmind,youwillbebetteratspeakingtoothers.

D.Toovercomeyourweaknesses,youneedaplantobeatthem.

E.Eventually,you'11beconfidentenoughtodeliverthespeechtothepublic.

F.Youcanalsolearntoovercomeyourweaknessesbyobservinghowothershandlethosetasks.

G.Thiswillkeepyourconfidenceupandhelpyougetback

toworktoovercomeyourweakness.必修第二册Unit2

WildlifeProtection

i.阅读理解

A

MuseumsinBaltimore

TheWaltersArtMuseum

TheWaltersArtMuseumcontains36,000objectsfromaroundtheworld.Walkingthroughthe

museum,shistoricbuildings,visitorsencounterastunningpanoramaofthousandsofyearsofart,

fromromantic17th-centuryimagesofFrenchgardenstofascinatingEthiopianicons,ancient

Romansarcophagi（石棺），andpeacefulimagesoftheBuddha.

Tickets：$9.5,Freeforchildrenaged7andunder.

BaltimoreMuseumofIndustry

TheBaltimoreMuseumofIndustrycelebratestheinnovators,entrepreneursandworkerswho

promotedthisportcityintotheindustrialage.Fromgarmentmakingtoairplanemanufacturing,

visitorstothemuseumwilldiscoverhowtheirpioneeringspiritbuilttheregion'smanufacturing

might.Locatedinan1860soystercanneryonafive-acrewaterfrontcampus,theBMIoffers

dynamicexhibitionsandhands-onactivitiesfbrguestsofallages.

Tickets：$15.Halfpriceforchildren.

BaltimoreMuseumofArt

TheBaltimoreMuseumofArtishometoaninternationallyrenownedcollectionof

19th-century,modern,andcontemporaryart.lthas90,000worksofart—includingthelargest

holdingofworksbyHenriMatisseintheworld.TheBMAisnowthroughoutthemulti-yearproject

sothatvisitorscanenjoyitsoutstandingselectionofEuropeanandAmericanpaintingandsculpture

fromthe17ththrough20thcenturies.

Tickets：$10.Tenpercentoffifbookedontheofficialwebsite.

AmericanVisionaryArtMuseum

TheAmericanVisionaryArtMuseumisthenation'smuseumforself-taught,creative

skills.Threehistoricbuildingshousewonderscreatedbyfarmers,housewives,mechanics,the

disabled,aswellastheoccasionalneurosurgeon.Fromcarvedrootstoembroideredrags,tattoosto

toothpicks,uthevisionarytransformsdreams,loss,hopes,andidealsintopowerfulworksof

art.

Tickets：$9.5.Freeforchildrenaged6andunderandmuseummembers.

1.WhichmuseumbestsuitspeopleinterestedincontemporaryFrenchpaintings?

A.TheWaltersArtMuseum.

B.BaltimoreMuseumofIndustry.

C.BaltimoreMuseumofArt.

D.AmericanVisionaryArtMuseum.

2.WhatdoweknowaboutBaltimoreMuseumofIndustry?

A.It'saplaceformemorialcelebrationsforthecity.

B.Itwasbuiltinafactorywherefoodwascanned.

C.Itoffersfreeexhibitionsfbrguestsofallages.

D.Itisnowundergoingamulti-yearproject.

3.Howmuchshouldtheypayifa7-year-oldboygoestoAmericanVisionaryArtMuseumwithhis

parents?

A.$19.B.$23.5.

C.$27.D.$28.5.

（2023•江西省重点校联盟联考）

Wanttohelpbutterflies?Anewstudysuggeststurningoffthelights.

Lightpollutionatnightcandisturbitsabilitiestorecognizedirections,researchershave

found.Artificiallightcandisrupttheircircadian（昼夜节律的）rhythmsandaffecttheirsenseof

directions.Thatcanmakethebutterfliesdisorientedwhentheytrytoflythenextday.

uDarknessisimportanttobutterfliessincetheinternalcircadianclockofbutterfliesfunctions

normallywhentheyareexposedtonaturalday-nightlightingcycles,“studyauthorPatrick

Guerra,anassistantprofessorattheUniversityofCincinnati,tellsTreehugger.

Monarchbutterfliesmigrate（迁徙）bythemillionseachyear,makingthetripfromnorthem

areasofthecontinenttoCaliforniaandMexicoandback.Becausemostbutterfliesonlylivefora

fewweekstoafewmonths,ittakesseveralgenerationsofbutterfliestocompletethemigration.But

toomuchlightatthewrongtimecanurgethebutterfliestotakeoffwhentheyshouldberesting

insteadfortheirvoyage.

“Asmonarchbutterfliesareathreatenedspecieswiththeirpopulationnumbersindecline,

wewantedtoseewhattypesofenvironmentalstressmightbelinkedtotheirdecline,“Guerra

says.

Fortheirstudy,researchersconductedlabstudieswheretheyreproducedtheeffectsof

artificiallightpollutionwithbutterfliesusingaflightsimulalor（模拟器）.

Theyfirsttestedifmonarchstreatedasingle,artificiallightsourceasifitweretheactualsun

duringtheday.Oncetheyestablishedwhattheydid,theythentestedhowthemonarchswould

behavewhenexposedtothissameartificiallightsourceduringtheirnight.

Butterfliesstayedquietandunmovingwhentheywerefirstplacedintheflightsimulatorin

thedark.Butassoonasscientiststurnedonthelight,theystartedflying.Thelightmadethem

believethatnightwasdayandthiscancausethemtoflylongeratnightorstartflyingtooearly.

“Thesefindingsdemonstratehowurbanizationcannegativelyaffectimportantbiological

phenomena,andthereforeallowustounderstandhowhumanactivityimpactstherestofnature,“

Guerrasays.

4.Whatdoestheunderlinedwordudisorientedinparagraph2probablymean?

A.Sloweddown.B.Diedoff.

C.Feltsleepy.D.Gotlost.

5.Whatdidtheresearcherswanttofindoutinthestudy?

A.Whymonarchbutterfliesmigrate.

B.Whatreducedthenumberofmonarchbutterflies.

C.Whydarknessisimportanttomonarchbutterflies.

D.Howmonarchbutterfliesadapttotheenvironment.

6.Whatmightbeusedintheexperiment?

A.Aflashlight.

B.Thesun.

C.Themoon.

D.Aclock.

7.Whatcanbethebesttitleforthetext?

A.NaturalLightIsImportanttoInsects

B.MonarchButterfliesAreinGreatDanger

C.ButterfliesReactActivelytoAirPollution

D.LightPollutionCanAffectButterflyMigration

n.完形填空

TheCOVID-19distancespeoplefromeachother.However,italso]friendships

betweenpeoplewhowouldhaveotherwiseneverbecomefriends.Inthecaseof92-year-oldMary,

thatfriendhappenstobehertwo-year-oldneighbor,Ben.

Thelockdownthisyearwasparticularly2forMary,whohasbeenliving3.With

nobodyaroundher,shehadtospendmostofhertimewatchingTV.Benwasalso4athome,

unabletoplaywithotherkids.

Theirunusualfriendshipdeveloped5.Atfirst,Marywould6atBenfromher

windowwhenevershesawtheboyintheyard.Then,shebegangoingoutsideto7himin

person.The8eventuallyexpandedtodailygatheringsbythefencethatseparatedthetwo

homes.Thepaireveninventedasociallydistanced9thatMarycalled“stickball”.Ben

threwhisballtowardsthefenceandMarygotherwalkingstick,10overthefenceandhitthe

ballback.

Whenthetwowereunabletomeetintheyardinbadweather,Ben'smotherkeptthe

friendship11bycallingatMary'sporchwiththebaby.

ThebondhasblossomedevenfurthersinceMarygotvaccinatedearlierthisyear.Mary12

Benwithacolorfultoytruckcollectionthathadoncebelongedtohergrandson.Theboyreturned

the13withagiftofhisown-apileofsandthathecarefullyearnedinhissmallhandsand

droppedatherdoor.

Nowthepairareoftenseenhigh-fivingacrossthefenceorsittingoutsideMary'shouse,

blowingbubbles.Whata14scene!Friendshipreallyknowsno15.

1.A.drawsonB.wearsout

C.bringsbackD.resultsin

2.A.dangerousB.hard

C.unfairD.strange

3.A.wellB.out

C.aloneD.nearby

4.A.stuckB.locked

C.leftD.deserted

5.A.suddenlyB.gradually

C.secretlyD.randomly

6.A.stareB.point

C.waveD.shout

7.A.hugB.contact

C.welcomeD.greet

8.A.routineB.tradition

C.appointmentD.exercise

9.A.deviceB.game

C.ruleD.concept

10.A.jumpedB.turned

C.reachedD.knocked

11.A.pureB.precious

C.aliveD.formal

12.A.giftedB.reminded

C.convincedD.guided

13.A.trustB・service

C.companyD.favor

14.A.heart-warmingB,bitter-sweet

C.fomiliar-lookingD.hard-won

15.A.backgroundsB.boundaries

C.strategiesD.consequences

III.语法填空

SichuanOpera,oneoftheoldestlocaloperasinChina,ispopularinSichuanProvinceand

someregionsofYunnanandGuizhouProvinces.1.astageentertainment,itconveys

theideaoftimeandspacetotheaudiencethroughperformances.

Theoperaischaracterizedbyitsuniquesolosinging,refinedacting,richpercussionand

2.(irresistible)funnycomedians.ltalsodisplaysitsamazing3.(skill)：face

changing,spittingfire,androllinglight.

Thefacechangingor“bianlian“inChinese,is4.uniquestunt(绝技)in

SichuanOperathat5.(use)toexpressthechangingemotionsofcharacters.Onlya

fewmastershavegraspedthisskill.Onthestage,theychangetheirpaintedmasksinmagically

quicksuccessionbytwistingtheirheadsand6.(wave)theirarms.

Facechanginggotitsstart300yearsago.Atthebeginning,operamasters7.(change)

thecoloroftheirfacesduringperformancesbyblowingintoabowlofred,black8.gold

powder.Thepowderwouldsticktotheiroiledskinquickly.Bythe1920,s,operamastersbegan

usinglayersofmasks9.(make)ofoiledpaperordriedpigbladder.Atpresentthe

mastersusethefullface,paintedsilkmasks,10.canbeworninlayers,andbepulled

offonebyoneintheblinkofaneye.

必修第二册Unit3TheInternet

i.阅读理解

A

Forrecreationleagueathletes,there'snothingworsethanwhenoneofyourteammatesdrops

outatthelastminute.Whenarecreationleagueicehockey(冰上曲棍球)teaminEdmontonneeded

agoalie(守门员)，theygotasavefromanunlikelyhero.

NelsonRego,whois100%blind,playsblindicehockeyfortheEdmonton“SeeHawks”

andaccidentallymetanothergoalie,JohnHunter,whowasinquiringonlineaboutachest

protector.LaterHuntergotinjured,andtryingtohelphisteamfindagoalieforaleaguegame,he

reachedoutontheEdmontonGoaliesFacebookpage.

uNelsoncallsme,andhestartsoutwith,'Hey,how'sthechestprotectorgoing?'"

Hunterlatersharedabouttheremarkablestory."ThenNelsoncontinues,'Bytheway,I'mnot

sureifthisisagoodideabutI'velearnedthatyou,relookingforagoaliesubstituteforyour

leaguegametonight.Whatdoyouthinkaboutmeplaying?'"

Theteamwas"allin"，soRegogotreadyforhisfirst-eversightedleaguematch.

Accordingtotheplayers,theydicin'ttelltherefereeuntilthepuck(冰球)dropthattheir

goaliewasblind—informationwithwhichhedidn'treallyknowwhattodo.

InaninterviewwithCTVEdmontonRegoexplainshekeepshimselfcenteredinthegoalby

measuringthedistancebetweenthepostswithhisstickandhisglove.Afterheusessoundtokey

intowherethepuckisandifit,sbeingchallenged,allthewhilehefollowsverbalinstructions

fromhislovingwifeEmelinda,inthestandstellingtheaction.

ThegamewasbynomeansawashoutforRego,becauseeventhoughRego'steamlost,he

hunginthereandearnedtherespectandadmirationoftheteam.

ThisremarkablenightisjustonestepinRego,shockeycareerandhewantstogo

further.Regosays,"Ifit'ssomethingyouwanttodo,justdoit.It,samazingtowatchhockey,

butit'sevenbettertoplayit.”

1.WhydidNelsonRegomakeacalltoJohnHunter?

A.Toapplytobeagoaliesubstitute.

B.Tosendhimanicechestprotector.

C.Toinvitehimtoanicehockeygame.

D.Toaskhimtolookforasightedgoalie.

2.WhatdoesNelsonRegomainlyexplaininparagraph6?

A.Hiswife*sdevotiontohisjob.

B.Howheplaysasablindgoalie.

C.Hisdeeploveforicehockey.

D.Whyhedroppedapuckinagame.

3.Whatdoestheunderlinedword“washout“inparagraph7probablymean?

A.Gift.B.Fight.

C.Change.D.Failure.

4.WhichofthefollowingcanbestdescribeNelsonRego?

A.Helpfulandmodest.

B.Politeandgenerous.

C.Ambitiousandactive.

D.Talentedandhardworking.

B

StudyingtheDNAof300micehasflaggedup（引起对的关注）geneswhichhavebeen

linkedtohereditary（遗传的）sightlossforthefirsttime.Researcherssaybecausemice,sgenesare

sosimilartohumans',theirfindingscouldleadtothetreatmentofmoregeneticdiseases.

ScientistsattheUniversityofCalifornia,Davisstudiedinformationfromadatabankof

mice'sgeneticmaterial.Theyfound347geneslinkedtoeyeproblems,withjust86ofthem

havingbeenstudiedinthepast.

Onlyaround50to75percentofhereditaryeyediseasesinhumancanbeexplainedwith

presentscience.Theresearchersbelievethesehundredsofnewgenesfoundinmicecouldbeakey

toexplaining-andthereforebeingabletotreattheother25_50percent.

“Thisisextremelyvaluableforpeoplewithhereditaryeyedisease,“saidresearcher

ProfessorAlaMoshiri."Allresearchersaregoingtostartusingthesedata.Inthepast,weknewthe

problemwastherebutwedidn'tknowwheretolook.Noweyecenterscancallbackpatientsand

screenthemforthesenewgenes.Weexpectedthatmoreandmoreofthesegeneticdiseaseswillbe

treatableAlso,thefactisthatmorethan60percentofeyeproblemsatbirthareonesresulting

fromthebaby'sparents!

ThankstodatafromtheInternationalMousePhenotypingConsortium(IMPC),whichistrying

toworkoutwhateverysinglegeneinamouseisresponsiblefor,withtheaimoftranslatingitto

humans,scientistsaremovingclosertofiguringoutallgeneticcausesofblindness.Todothis,

scientistsseparateasinglegenefromotheronesatatimeandthenobservewhateffectithasonthe

mouseforalongtime.Thishassofarbeendonemorethan7,000timesandhasachievedgreat

success.ResearchersarenowworkingalongsideeyecarecentersinTexasandIowainorderto

comparethemice'sgenestothoseofpatients.

5.Howmanyhereditary-sight-loss-relatedgeneswerenewlyfound?

A.86.B.261.

C.300.D.347.

6.Whyisthepercentageofgeneticeyeproblemsmentionedinparagraph3?

A.Toshowthesignificanceofstudyingmice'sgenes.

B.Toprovemice'sgenesaresimilartohumans'•

C.Towarnthehighrisklevelofsufferingthem.

D.Toexplainhowcommontheyareamongpeople.

7.Whatshouldscientistsdofirsttounlocksecretsofgeneticblindness?

A.ComparehumansJgeneswithmice,s.

B•Recognizeeachgene'sroleofhumans.

C.Setapartageneofamouseeachtime.

D.Figureouteachgene'sfunctionofamouse.

8.Whatcanbeasuitabletitleforthetext?

A.NewWaystoCureSightLoss

B.GeneticDiseasesDiscoveredinMice

C.GenesFoundBehindEyeProblems

D.Humans'GenesCausingEyeDiseases

C

(2023•山西长治联考)

Humansareemotionalbeings,showingfeelingsinourbehaviorandfacialexpressions.But

whetherthesemeanthesamethingindifferentcultureshasbeenhotlydebated.Nowanewstudy

hasfoundthatindifferentsocialcontexts,suchasweddings,funeralsandsports,peopleindeed

showuniversalfacialexpressions.

Forthenewstudy,AlanCowen'steamusedamachinelearningmodel,DeepNeural

Network(DNN),tosystematicallyanalyzefacialexpressionsinthousandsofdifferent

contexts.ThesecontextscomefrommorethansixmillionvideosuploadedtoYouTubebypeoplein

144countries.

FacialexpressionswereratedbyEnglishspeakersinIndiabyse