河南省洛阳一高学年高二下学期周练418英语试题 Word版含答案.docx

河南省洛阳一高学年高二下学期周练418英语试题 Word版含答案.docx

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河南省洛阳一高学年高二下学期周练418英语试题Word版含答案

洛阳一高2019-2020学年第二学期英语周练测试卷

第一部分听力（略）

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A、B、C和D四个选项中，选出最佳选项。

A

OttawaMuseumofNature

TherangeofproductsandservicesavailableattheOttawaMuseumofNatureisasbroadandinterestingastherangeofactivities.

·BirthdayParties:

Giveyourchild—agedfrom4to12—anunforgettablebirthdaypartyatthemuseum.

·FacilityRentals：

PlanninganeventinOttawa?

Letourelegant,historic,castle-likesettingandourdedicatedstaffhelpyoucreateamagicaleventtoremember!

·TravellingExhibitionRentals:

Lookingfornewprogrammingforyourinstitution?

Wehavemanypopulartravellingexhibitions—smallandlarge—thattouracrossOttawa.

·PhotoandFilmShoots:

Eitherofouruniquebuildingswouldmakegreatbackdropsforyourproject.Whetherforacommercial（广告）education,media,orfashionproduction,we’vegotalocationforyou.

HowtoGetHere?

IfyouareonHighway417（theQueensway）,taketheMetcalfeexit,No.119.Youcanseethemuseumfromthehighway—lookfora“castle”onthenorthside.

Walkingfromthedowntown:

Themuseumisonlya20-minutewalkfromParliamentHill.MetcalfeStreettakesyoudirectlytothemainentranceofthemuseum.ElginandO’Connorstreetstakeyoutotheouteredgesofthemuseumgrounds.

Membership

Westronglyadviseyoutoapplyforourmembership.Alotofon-sitebenefitsarewaitingforyou:

·Freeadmissiontothemuseumforoneyear;

·Freeadmissiontotemporaryblockbusterexhibitions（i.e.nospecial-exhibitionsurcharge）;

·Discountonmuseumprograms,includingadultworkshopsandspeciallectures（toamaximumof20%）；

·10pointsforuseattheNatureTrade;

·10%discountattheNatureCafe.

21.Whatcanpeopledointhemuseum?

A.Holdbirthdaypartiesforfriends.B.EnjoyamoviefromHollywood.

C.OrganizeatouracrossOttawa.D.Shootanadvertisingvideo.

22.Whatdoesthemuseummainlydo?

A.Offervisitorsvariouskindsofexhibitions.B.Carryoutdifferentsocialservices.

C.Providespecialoccasionsandservices.D.Helpfamilyandfriendsgettogether.

23.Whatcanyougetasamemberofthemuseum?

A.Freesnacksandcoffeeforayear.B.On-sitediscountsandoffers.

C.Atleasta20%discountonmuseumprograms.D.Life-longfreeadmissiontothemuseum.

B

ThispastsummerIwentonajourneytoCanada’sArcticwithStudentsOnIce.WhenIleftCalgary,IwonderedwhatIwouldfind,whatIwouldlearnandwhoIwouldmeet.OnthetriptoOttawaIwaswrappedinablanketofuncertaintyandexcitement.ButwhenIfirstmetthegroupofstudents.Scientistsandleaders.IknewthatIdidn’thaveanythingtoworryabout.ThegroupwasamazinglyreceptiveandIwassoonpartofabigfamilysettingoutonanamazingadventure—anadventureofalifetime!

WhenwereachedtheArctic,Isawavastlandthatappeareduntouchedandoriginal.Iwassurprised

byitsgreatsizeandbeautyandmysenseswererepeatedlyshockedandamazed.IstoodontheKapitanKhlebnikovandsawtwelvepolarbears.Theywalkedinsearchofsealholesandpatientlywaitedforameal.Ilearnedthatpolarbearsaresuccessfulonlyoneoutofeverytwentyhuntingattempts.

However,IlearnedthattheArcticanditspeoplearebeingthreatenedbypollutionandglobalwarming.IlearnedthatpollutantsarecarriedbyoceanandairandhaveabadeffectonallArcticpeople.Ilearnedthatglobalwarminghasputpolarbearsatriskbecauseawarmerclimatemeansthattheyhaveashortertimetohuntsealsontheice.

Thetripwasafeastforthesenses.IhavelearnedmoreaboutourenvironmentandparticularlyhowaliveandinterestingtheArcticisandwhyitissoimportanttotakecareofit.Ilearnedpollutionignoranceofindividualandglobalproblemsneedtobesolved.TheArcticdeservestobepreserved.MytripwithStudentsOnIcehasmadememoredeterminedtotrytoensurethatIdonotleaveharmfulfootprintsoneitherEarthoritspeople.

24.Whatcanwelearnfromthefirstparagraph?

A.Thewriterwastooexcitedtobringablanket.

B.Thewriterwasthrilledandfullofwonderbeforethetrip.

C.Thegroupthewriterjoinedwasstrictwithitsmembers.

D.Thewriterfoundithardtofitinwiththegroup.

25.Whichistrueaboutthepolarbearsaccordingtothepassage?

A.It’snoteasyforthemtocatchseals.

B.Theyareatriskbecausethelandisvastanduntouched.

C.Theypreferalittlewarmerclimate.

D.Theywarmlywelcomedthewriterandherparty.

26.Howdidthewriterfeelaboutthetripaccordingtothelastparagraph?

A.Surprising.B.Alarming.C.Appealing.D.Rewarding.

27.Whatwouldbethebesttitleforthepassage?

A.GlobalWarmingandCanada’sArcticB.TheArcticIsunderSevereThreat

C.MyTriptotheCanadianArcticD.PolarBearsandMe

c

Scientistshavefoundanunexpecteduseforvirtualrealityheadsets（耳机）.Thedevices，widelyusedbycomputergamers,showpicturesthatcanbeusedtotestthenavigational（导航）skillsofpeople,whowerethoughttobeatriskofdementia（痴呆）.ThosewhodoworseinthetestswillbetheonesmorelikelytodevelopAlzheimer’sdiseaselaterinlife.scientistsnowbelieve.

ThediscoverythatthelossofnavigationalskillswasassociatedwithAlzheimer’swasmadeseveralyearsagobyDennismChanandhiscolleaguesbasedatseveralcentersintheUK.Thesestudiesusedcomputerstotestnavigationaltasks.Butnowscientistsplantotaketheirteststoanewlevelwiththeuseofthevirtualrealityheadsetsinwhichwearersareplacedinman-madeenvironmentsthroughwhichtheymustnavigate.

Around300peopleagedbetween40and60,willbearrangedtoparticipateinthestudy.SomewillhaveagenethatputsthematriskoftheconditionorwillcomefromafamilywithahistoryofAlzheimer’s.Notallwillcertainlybeaffectedbythedisease.However，Chan’sprojectaimstofindoutwhowill.Wearingtheheadsets,participantswillbeaskedtonavigatetheirwaythroughaseriesofdifferentenvironmentsandthenrememberthedetails.

Researchersrecentlypointedoutthesignificanceofatinyareaofthebrainknownastheentorhinalcortex（animportantmemorycenterinthebrain）.Itactsasacenterinawidespreadbrainnetworkthatcontrolsnavigation.ThisnowappearstobethefirstpartofthebrainthatseemstobeeasilyharmedbyAlzheimer’s.

Thegoaloftheworkistohelppeopleastheydevelopthedisease.“Sofar,drugtrialsforAlzheimer’shavebeenappliedwhenpeoplehavealreadygotdementia,bywhichtimeconsiderabledamagetothebrainhasalreadyoccurred,”ChantoldtheObsenver.“Ifwecandevelopdrugsandusethemearlier，forexample,beforethediseasehasspreadbeyondtheentorhinalcortex,thenthiswouldhavethepotentialtopreventthedementia.”

28.WhatdoestheunexpecteduseofVRheadsetsmentionedinParagraph1referto?

A.Makinggamesmoreinterestingforcomputergamers.

B.Testingone’spotentialtodevelopdementia.

C.HelpingpeoplesufferingAlzheimer’srecover.

D.Reducingtheriskofhavingdementia.

29.Whataretheparticipantsrequiredtodointhestudy?

A.Knowunfamiliarenvironmentsbyusingtabletcomputers.

B.Identifydirectionsinsomeman-madeenvironments.

C.Playcomputergamesbyusingnavigationalskills.

D.Createspecialenvironmentsbyusingnavigationalskills.

30.What’simplied（暗示）abouttheentorhinalcortexinthebrain?

A.Itsfunctionshavebeenknownforyears.

B.ItcanbeexpandedbyusingVRheadsets.

C.Itcandirectlyaffectone’snavigationalskills.

D.Itssizedependsonthatofone’smemorycenter.

31.FromChan’swordswecanknow

A.hewillspreadthenewdrugB.hewilltryoutthedrug

C.thestudyhelpstopreventdementiaD.thestudystillneedstobeimproved

D

Afterdecadesofcat-and-mousebetweenathletesandtheworldanti-dopingagency（WADA）,athletesfoundwhattheymusthavebelievedtobetheultimate（终极的）dopingagent:

theirownblood.Toenhanceathleticperformancewithyourownblood,youdrawyourbloodandstoreitinafreezer.Yourbodycompensatesbycreatingmoreblood.Then，monthslater,justbeforeacompetition,youcanre-inject（注射）theoldbloodforaboost.Asthered-blood-cellcountgoesup，sodoesanathlete’sabilitytoabsorboxygen.Themoreoxygenyougetwitheachbreath,themoreenergyyourbodyisabletoburnandthebetteryouareabletoperform.

Althoughtheenhancementissmalltoactualdrugs,itcanbethedifferencebetweenagoldmedalandasilvermedal.Bestofall，“extrablood”wasneversomethingWADAtestedfor.

ButWADAwasn’tgoingtositbyandbefooled.Whatitcameupwithinresponsemightbeasolutiontostopdopingonceandforall:

anathletebiologicalpassport（ABP）.Theideaistorecordsomebiologicalfeaturesofanathletethroughtestingdoneatregularintervals.Thebiologicalpassport’spartialimplementation（实施）—recordingbloodandsteroidlevels—beganinJanuary2014.

Whenallnecessarybiologicalfeaturesarefinallycombined，WADAwillnolongerneedtoworryaboutfindingnewmethodstodetectadrug.Itwillonlyhavetodetect（检测）resultingchangesinthebody.Inthecaseofblooddoping，iftheathlete’snormalred-blood-cellcountis，say，47%，butthenisfoundtobe51%afteracompetition,cheatingmayhavebeeninvolved.

WADAisconfidentthatthebiologicalpassportcouldevenpreventgeneticchanges—theultimate，ever-lastingenhancement—whicharesurelycomingnext.Ifanathleteinsertsaperformanceenhancinggene，itwillprobablyleavedetectablechangesinthebody，thatwoulddifferfromtheathlete’sfeatureinthebiologicalpassport.

32.Whatdoestheunderlinedword“boost”inParagraph1probably