江苏省南京市学年高二上学期期中英语试题 1.docx

江苏省南京市学年高二上学期期中英语试题 1.docx

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江苏省南京市学年高二上学期期中英语试题1

江苏省南京市2020-2021学年高二上学期期中英语试题

学校:

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___________考号：

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一、阅读选择

EReaderIQ

Dailyfreee-booksarethemainfeatureonthissite,andtherearesomefantastictitlestochoosefrom,includingalargenumberofchildren'sbooksandyoungadultnovels.TheformatisuniquetoKindlethough,sounlessyouhaveaconversion（转换）program,youmightbeoutofluckifyou'reusingadifferente-reader.

EreaderLove

Themajorityofbooksonthissiteareinthesciencefictionandromancestyles,buttherearesomejewelstobefoundintheothersectionsaswell.Youngadultreadersmayfindsomeuniquestoriestodiveinto,andthereareafewhundredmysteryandhorrornovelstoreadthroughtoo.

ProjectGutenberg

Thissitedealsonlywitholderbookssuchasclassicnovelsandreferencematerials,andarefreeintheUnitedStatesbecausetheircopyrighthasbeenoutofdate.Gutenberghasover42,000freee-booksavailable,soanybookloverswillhaveplentyofmaterialstoreferto.

Scribd.com

Agreatsiteforself-publishedauthors,Scribdgivespeopletheopportunitytouploadtheirownwork,anddownloadbooksbyotherauthors.There'sasmallcatch:

notallthebooksarefree.Youcanreadfreeshortpiecesofsomenovelsandthenpurchasewithalittlemoney,buttherearemanyimpressivetitlesavailablefornochargewhatsoever.

1．Whatcanwelearnfromthepassage?

A．E-booksonEReaderIQarefreeofcharge.

B．Up-to-datenovelscanbefoundinProjectGutenberg.

C．Scribd.comisforfamouswriterstouploadtheirwork.

D．MysteryandhorrornovelsareinthemajorityonEreaderLove.

2．OnwhichwebsitecanyouprobablyfindTheTimeMachinebyH.G.Wells?

A．EReaderIQ

B．EreaderLove

C．ProjectGutenberg

D．S

3．Whatisthepurposeofthispassage?

A．Tostresstheimportanceofe-reading.

B．Tocomparetheadvantagesofe-bookwebsites.

C．Tointroducesearchingtechniquesfore-reading.

D．Torecommendsomeonlineresourcesofe-books.

Suckincapitalcitytrafficwithnoclearwaytoavoidthecarsaroundis,anOklahomaambulancewasatthemercyofissurroundingrush-hourdriversasItriedtomakeitswaytoaseriesofemergencycallsonSaturday-oneinvolvingayounggirlwithcancer,whohadtraveledallthewayfromLondonforhertreatment.

Thatwasuntilacertain6-foot-9-inchdo-gooderdrovehiscarthroughthelanesandskillfullyplaceditsothattheambulancewouldbefreedfromthewebofvehicles:

KevinDurant,afamousNBAplayer.

“Allofasudden,IseeasilversportscarmakingwayforustogetthroughandguidealltheTraffic,”Radford,a,doctorontheambulance,said.“Onceweactuallygetthroughallthetraffic,thissilvercarcomesovertothesideandthedriverwavestous.”

AccordingtoRadford,Durant'skindnessledthedoctorstomakeittotheirsecondemergencycallontime,too,enablingthatyounggirlwithcancertogettohertreatmentsafeandsound,Forhispart,Durantshiedawayfrombeingregardedasaheroforhisactions,sayingwhathedidwasentirelyordinary.

“IjustthoughtitwasSOcoolthatsomeonelikeDurantwouldtakethetimetoassistanambulancegettingtoanemergencycall,”Radfordsaid."Everythinghedidwasamazing;Durantisthehometownhero.”

Forhisheroism,DurantwillbehonoredbytheOklahomaEmergencyMedicalServicesAuthority（OEMSA）asan“EverydayHero”,anawardthat'sgivenoutfourtimesayear.

“Durant'sactionsareexactlyhowwethinkcitizensshouldhelpdoctorsreachtheircallsforemergencies.Heisagreatexampleofdoingone'sparttohelpthoseinneed,andhehandleditwithsuchmodesty,”anOEMSArepresentativesaid.

4．Kevinwasregardedasaheromainlybecause.

A．heansweredemergencycallsfordoctors

B．hecuredayounggirlfromLondonofcancer

C．heguidedanambulancethroughrush-hourtraffic

D．hesolvedtheproblemoftrafficjaminOklahoma

5．WhatdoweknowaboutOklahomafromthepassage?

A．Itiswidelyknownforheavytraffic.B．Ithaspooremergencymedicalservices.

C．Ithasthebestcancerexpertsintheworld.D．Itgives"EverydayHero"awardtocitizens.

6．WhichwordscanbestdescribeDurant?

A．Warm-heartedandmodest.B．Quick-mindedandcareful.

C．Athleticandintelligent.D．Mercifulandreliable.

7．Whichmightbethebesttitleforthepassage?

A．BetterCity,FasterServiceB．BigBoy,SmallKindness

C．LargerCity,HeavierTrafficD．OrdinaryGirl,GoodLuck

（Oct.13th,2020,Reuters）TheRoyalSwedishAcademyofScienceshasdecidedtoawardtheNobelPrizeinChemistry2020toEmmanuelleCharpentierandJenniferA．Doudna“forthedevelopmentofamethodforgeneediting”.

CharpentierandDoudnahavediscoveredoneofgenetechnology’ssharpesttools:

theCRISPR/Cas9geneticscissors.Usingthese,researcherscaneasilychangetheDNAofanimalsandplants.Thistechnologyhashadagreatimpactonthelifesciences.Itiscontributingtonewcancertreatmentandmaymakethedreamofcuringinheriteddiseases（遗传病）cometrue.

Researchersneedtomodifygenesincellsiftheywanttofindoutaboutlife’sinnerworkings.Thisusedtobedifficultandsometimesimpossible.UsingtheCRISPR/Cas9geneticscissors,itisnowpossibletochangethecodeoflifeinafewweeks.

Thediscoveryofthesegeneticscissorswasunexpected.DuringCharpentier’sstudiesofStreptococcuspyogenes（酿脓链球菌）,whichcausethemostharmtohumans,shediscoveredapreviouslyunknownmolecule（分子）,tracrRNA．ItkillsvirusesbybreakingtheirDNA．

ShestartedworkingwithDoudna,anexperiencedbiochemistin2011.Theythenreprogrammedthegeneticscissors.Intheirnaturalform,thescissorsrecognizeDNAfromviruses,butCharpentierandDoudnaprovethattheycouldbecontrolledsothattheycancutanyDNAmoleculeatagivensite.Thenitiseasytorewritethecodeoflife.

SinceCharpentierandDoudnadiscoveredtheCRISPR/Cas9geneticscissorsin2012,theirusehasexploded.Thistoolhascontributedtomanyimportantdiscoveriesinbasicresearch,andplantresearchershavebeenabletodevelopcropsthatcanfightpestsanddrought.Clinicaltrials（临床试验）ofnewcancertreatmentsareunderway,andthedreamofbeingabletocureinheriteddiseasesisabouttocometrue.Thesegeneticscissorshavetakenthelifesciencesintoanewpageand,inmanyways,arebringingthegreatestbenefittohumans.

8．InwhichfieldisCRISPR/Cas9mostlyused?

A．Lifescience.

B．Tooldesign.

C．Disasterprevention.

D．Chemistryindustry.

9．Whatdoestheunderlinedword“This”inParagraph3referto?

A．Dealingwithcancer.

B．Modifyinggenesincells.

C．Curinginheriteddiseases.

D．Discoveringlife’sinnerworkings.

10．HowdoesCRISPR/Cas9work?

A．Itkillsharmfulviruses.

B．Itdamageshumanorgans.

C．ItmakesDNAcopyingeasier.

D．ItcutsDNAmoleculeatachosenspot.

11．Thepassageisa

A．sciencefiction

B．personalstory

C．newsreport

D．bookreview

Mygrandmaisthebestpiemakerintheworld.Sowhenshecalledmetosaythatoneofherpieswasmissing,Iknewthatitwasserious.IhurriedtoGrandma'shouseandsuddenlyrealizedthatIhadn'tvisitedherinalongtime.

“Startfromthebeginning,”Isaid.“Icutthepumpkinpieintosixpieces,”shebegan.“Apumpkinpie!

Myfavoritekind!

ThisisevenmoreseriousthanIthought.”

Itookoutasmallnotebookandapencil.“Now,whendidyoulastseethispie?

”“Youmeanthewhole?

Ibakeditthismorning,”saidGrandma.“Thenthedoorbellrang.Itwastheleafcollector.”

“JustasIsuspected,”Isaid,writingdown“leafcollector”.“Hestolethepie.”“Oh,no,”Grandmasaid.“Hejustwantedmetoknowthathewasfinished.Igavehimapieceforhisgoodjob.”Iputalinethrough"leafcollector"."Thenwhathappened?

"

“WhenIwentoutsidewithhispiece,themailcarrierwasthere.Shetoldmeshecouldsmellthatpiealltheway.“Aha!

”Iwrotedown“mailcarrier”.“Shestolethepie.”“No,Igaveherapiecemyself.”“Goon,please.”Isaid.

“Thenthephonerang,anditwasmyneighbor,GloriaKetchumwiththecats."Inoddedandwrote"G.K.”.“ShecallsmeeverydaytoseeifIneedanything.SoIinvitedherandherdaughteroverforsomepie.”

“Grandma!

Noonestolethepie.Yougaveawayallthepieces.Onetotheleafcollector.Anothertothemailcarrier.YouandGloriaeachhadone.Andherdaughter'sisfive.”

“Altogethersixpieces!

”Grandmasaid.“MaybeitwasoneofGloria'scats,ormaybeamonstertookit.”Grandmahidherfaceinherhandkerchief;Icouldn'ttellifshewaslaughingorblowinghernose.

Ihadtosearchformoreclues.

Iopenedthedooroftherefrigeratorandasked“What'sthis?

”Grandmalookedsurprised.“That'sit!

”Shesaid,“I'lljustwarmitup.Youmustbehungryfromthework,Jane!

”

Ididfindthepie.Anditwasdelicious,justasIsuspected.

12．WhogotapieceofpieforbringingGrandma'sgroceries?

A．Theleafcollector.B．Themailcarrier.C．Theneighbor.D．Theauthor.

13．WhatisGrandma'srealreasonforcallingtheauthor?

A．Shefoundapieceofherpumpkinpiemissing.

B．Someonewasneededtolookintothestrangecase.

C．Theauthordidwellinmakingtherightjudgement.

D．Shewantedtofindagoodexcusetomeettheauthor.

14．Whydidn'ttheauthoropenthefridgeatfirst?

A．Becauseshebelievedthepiewasstolen.B．Becauseshedidn'tknowwherethepiewas.

C．Becauseshedidn'twanttoruinthegame.D．BecauseshethoughtGrandmamadeamistake.

15．Whatdoesthepassagemainlytellus?

A．Hewholaughslastlaughsbest.B．Youaretheappleofmyeye.

C．Honestyisthebestpolicy.D．Observationisthebestteacher.

二、七选五

SincetheDISEASEofficiallybeganinMarch,we'vebeentoldstayinghomeisthebestwaytoavoidcatchingCovid-19.Butbeinghomebound（居家隔离）