山东省济南市学年高三上学期期末考试英语试题及答案.docx
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山东省济南市学年高三上学期期末考试英语试题及答案.docx
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山东省济南市学年高三上学期期末考试英语试题及答案
高中三年级学情诊断考试
英语试题
第一部分阅读(共两节,满分50分)
第一节(共15小题;每小题2.5分,满分37.5分)
阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项。
A
EducatoroftheYearContest
Doyouknowanoutstandingjuniorhighorhighschoolteacher,coach,guidanceadvisor,librarian,orheadmaster?
Nominate(提名)thatspecialpersonyou'llalwaysrememberandgivehim/herthechancetoberecognizedinTeenink!
Guidelines
■Thenationalmagazinewillonlyconsideressayswrittenbyteens,andnominationsmustbeforjuniorhighorhighschooleducatorsonly.Primaryschooleducatorsarenotincluded.
■Convinceusyournomineeisspecial.Tellusabouthisorherstyleofteaching,involvementinschoolactivities,andcommunityservice.Whathasyoureducatordonefortheentireschool,yourclass,foryouoranotherstudent?
Giveexampleswithspecificdetails.Keepyouressaybetween200and1,000words.
■Includethefirstandlast,name,position,andschoolofyoureducator.
■Submitentriesthroughourwebsite.Seeoursubmissionguidelinesformoreinformation.
Prizes
CashawardswillbegiventoeducatorsfromacrossthecountryhonoredasTeenInkEducatorso£theYear.WinningessaysarepublishedinTeeninkmagazine.
Deadlines
ThedeadlineforsubmittingEducatoroftheYearessaysfor2021isMay1,2021.EntriesareacceptedandconsideredforpublicationinTeenInkmagazinethroughouttheyear.WinnerswillbeinformedaftertheJuneissueispublished.
1.Whocanberecommendedforthecontest?
A.Anationalvolunteer.
B.Acommunityeducator.
C.Aprimaryschoolteacher.
D.Ahighschoolheadmaster.
2.Whatistherequirementfortheessay?
A.Itcoversatleast100words.
B.ItistobesubmittedafterMay.
C.Itshouldincludespecificdetails.
D.Itmustbewrittenbyacandidate.
3.Whatwilltheessaywinnersget?
A.Alargesumofcashmoney.
B.Achancetopublishtheiressays.
C.Thebigprizefromtheirschool.
D.ThehonorofEducatoroftheYear.
B
Cory,aged30,wasdiagnosedwithspinalmuscularatrophy(脊髓性肌萎缩症)ataveryyoungage.Becauseofhiscondition,hebeganusingawheelchairatage4.Hismother,SandyGilbreath,raisedhimasasingleparent.Althoughtakingcareofachildwithadisabilitywaschallenging,sheensuredthatCorydidn'tmissoutonthefunthingsinlife.Sandytookhimonroadtripsduringsummerbreaksthroughouthischildhood.Theexcitingexperiencesofexploringnewplacesinspiredhimtosetalifelonggoalofvisitingallsevencontinents.
Fortunately,CorywasabletodothatjustbeforetheCOVID-19started.Heandhis
mothertraveledtoAntarcticainFebruary,justbeforethebordersclosed.Itwastheseventhandfinalcontinentoffhislist.Hebecamethefirst-everwheelchairusertovisitallthesevencontinents!
AccordingtoCory,travelinginawheelchairrequiresawiderangeofplanningandresearch.Hestartshisresearchsixtotwelvemonthsbeforeeachtrip,makingsurethatthereareaccessibletransportationoptionsinthelocation.Hewouldalsocalluphotelsorrentalhomestoconfirmiftheyaretrulyasaccessibleastheyclaimtobe.
WhenCorystartedgoingonadventures,thereweren'tmanyonlineresourcesdiscussingaccessibletravel.Tohelpothertravelerswithdisabilitiesexploretheworldashedoes,hedecidedtosharehisknowledgeinhisblog.Aimingtopromoterepresentationofthewheelchair-usingcommunity,Coryandhismotherwroteachildren'sbook,titledLet'sExplorewithCorCor,whichisaboutaboywhotravelsaroundtheworldinhispoweredwheelchair.
^Travelingtoallsevencontinentswasn'tsomethingIwassurewasgoingtobepossible,"hesaid."Butifyoustaydeterminedandkeepapositiveattitude,theopportunitiesarelimitless."4.WhatmadeCoryLeedecidetovisitallsevencontinents?
A.Hismother'sexpectation.
B.Histravellingexperiences.
C.Hisdreamofhelpingothers.
D.Hisobjectiveofmakingahistory.
5.WhatworriesCorymostaboutatrip?
A.Rentalfees.
B.Localattractions.
C.Accommodation.
D.Transportation.
6.WhydidCoryandhismotherwritethebook?
A.Toenrichonlineresources.
B.Torecordtravellingevents.
C.Tohelppeoplewithspecialneeds.
D.Tointroducewheelchairadventures.
7.WhatcanwelearnfromCory'sstory?
A.Nothingcanpreventadeterminedheart.
B.Disabilitycanturnintoanopportunity,C.Travellingshapesapositiveattitude.
D.Momisthecreatorofchildren'sdreams.
C
Doyoulikethewoollymammoths(长毛象)fromthemovieIceAge?
Toobadthey'reextinct?
Thankstorecentdevelopmentsinbiotechnology,thestuffofsciencefictionmaysoonbecomearealitythroughanattractiveprocesscalled"de—extinction",whichaimstobringtheextinctspeciesback.Theresurrected(复活的)speciesarefunctionallyequaltotheoriginalextinctspecies,buttheyarenotexactcopies.
Therearethreeprimarytechniquesofde—extinction.Oneofthemisthatscientistsdeliberatelyselectexistingspecieswithsimilarcharacterstotheextinctspeciestoproducelatergeneration.Thisisanaturalmethod.Anotheriscloning.AclonedanimaliscreatedbyobtainingtheDNAoftheextinctanimal.Thelatergenerationwillbeanidenticalcopyoftheextinctspecies.Thisisonlyappliedtoanimalsthatareeitherendangeredorhaverecentlygoneextinct,asitrequireswell-preservedeggs.Thethirdisthenewesttechnique,genetic(基因)engineering.Itusesgene-editingtoolstoplaceselectedgenesfromextinctanimalsinplaceofthosepresentinitsclosestlivingrelative.
IfwerefertoJurassicPark,resurrectingextinctanimalsisaterribleidea.Thankfully,wedon'thavetoworryaboutdinosaursrunningwildly,astheirDNAhasdisintegratedoverthe65millionyearssincetheirextinction.DNAcansurviveforseveralmillionyearsatbestundercertainrareconditions,butdoesthatmeanweshoulddothat?
De—extinctionismoreforecologythanfortourism.EcologistBenNovaksaid,“Allanimalsperformcriticalrolesintheirecosystem.Woollymammoths,forexample,wereexcellentgardeners.TheirdisappearancewasfollowedbyalossindiversityandtheArcticgrasslandbecameacold,icefield.Ifaresurrectedanimalisalwaysgoingtobeazooanimalthenitshouldn'tbebroughtback.”
8.WhydoestheauthormentionthemovieIceAge?
A.Torecallthejoyfromthemovie.
B.Toleadtheaudienceintothetopic.
C.Toattractreaders,attentiontothemovie.
D.Toshowfunctionsofresurrectinganimals.
9.Whatismainlydiscussedaboutde—extinctioninParagraph2?
A.Itsmainmethods.
B.Itswideapplication.
C.Itscomplexprocedures.
D.Itsdistinctcharacteristic.
10.Whatcanreplacetheunderlinedword“disintegrated“inParagraph3?
A.Brokenaway.
B.Pickedup.
C.Fallenapart.
D.Runout.
11.Whatwouldbethebesttitleforthetext?
A.Canwebringextinctanimalsback?
B.Doyoulikethewoollymammoths?
C.Willdinosaursbeseeninthezoos?
D.Shouldwepromotecloningskills?
D
Wealreadyknowthatsaltcanleadtoheartdisease.Butcoulditalsoaffectourmind?
Scientistsfoundthatahigh-saltdietcausedcognitiveimpairments(认知损伤)inmice»anditcouldproducethesameeffectonhumans.
CostantinoIadecola,directoroftheFeilFamilyBrainandMindResearchtheInstitute,saidtheyfedthemiceeighttosixteentimestheirnormalsaltintakeandthentestedthemice.Afteraboutthreemonths,themicehadabigchangeintheirbehavior.Miceareverycurious,andtheyliketolookfornewthings.However,thetestedmicelosttheabilitytoidentifyanormalobject.Whenthemicewereputintheircageandaskedtofindaquietspot,
theydidnotrememberwherethequietspotwas.Thenwhenthemicewerebuildinganest,whichissomethingthemicedodaily,they,wereunabletodoso.Theresearchsuggestedhumanswouldexperienceasimilarresponse.
StudieshaveshownAustralianseatarounddoubletherecommendedamountofsalteachday,mostofitcomingfromprocessedfood.DrladecolasaidtheestimatedtwoteaspoonsofsalttheaverageAustralianeatseachdaycouldaffectthebrainfunctioninthelongterm.However,thedeclinemightnotbeasobviousasinthemice,whoweregivenextremelyhighlevelsofsalt."Butprobablyoveryearsandperhapsdecades-asopposedtoafewmonthsforthemouse-evenlowerlevelsofsaltmayhaveaterribleeffect,"Drladecolasaid.
“Highlevelsofsaltcauseseriousimmune(免疫)changesintheorgansinandaroundthestomach,resultinginanalmostautoimmuneeffectonthebrain.Itispartofagrowingbodyofevidencethatwereallyarewhatweeat,“BryceVissel,directoroftheCentreforNeuroscienceattheUniversityofTechnologySydney,said."Thosechangesinturncauseallsortsofresponsesinthebody,whichovertimecertainlycontributetocognitiveimpairments."12.Whichcandescribethetestedmice?
A.Theyremainedquietallday.
B.Theybecamesmarterthanever.
C.Theyforgotsomeroutinethings.
D.Theywerequickatfindingobjects.
13.WhatdoweknowaboutAustralians?
A.Theyignorehealthadvice.B.Theyhaveahigher-saltdiet.
C.Theydislikeprocessedfood.D.Theyvaluetheirbrainhealth.
14.Whatdoesthelastparagraphmainlyfocuson?
A.StudiescarriedoutbyBryceVissel.
B.Immunechangesbroughtaboutbysalt.
C.Effectsofdailydietsonhumanbehaviors.
D.Linksbetweensaltintakeandbraindamage.
15.Whatdoesthetextsuggest?
A.Brainhealthcountsmuch.B.Thebodynevertellsalie.
C.Low-saltdietistobeadvocated.D.Heartdiseasescanbeprevented.
第二节(共5小题;每小题2.5分,满分12.5分)
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
选项中有两项为多余选项.
Criticalthinkingmeansabsorbingimportantinformationandusingthattoformadecisionoropinionofyourown.16Butlu
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