北京市高二上學(xué)期期中英語試卷及答案指導(dǎo)

北京市英語高二上學(xué)期期中模擬試卷及答案指導(dǎo)一、聽力第一節(jié)（本大題有5小題，每小題1.5分，共7.5分）1、Whatarethespeakersmainlydiscussing?A.Theimportanceofstudyingabroad.B.Thechallengesofadaptingtoanewculture.C.Thebenefitsoflearninganewlanguage.Answer:BExplanation:Theconversationbetweenthetwospeakersfocusesonthedifficultiesoneofthemisfacinginadaptingtothenewcultureintheirstudyabroadprogram.Thespeakersmentionculturaldifferences,languagebarriers,andadjustingtodailylifeaschallenges.2、Howdoesthemanfeelaboutthegroupproject?A.Heisexcitedtoworkwithhisfriends.B.Heisworriedaboutmeetingthedeadlines.C.Hethinksit’sagoodopportunitytoimprovehisteamworkskills.Answer:BExplanation:Themanexpresseshisconcernsaboutthegroupprojectbymentioningthetightdeadlinesandtheneedtodividetheworkeffectively.Hedoesnotmentionexcitementortheopportunitytoimproveteamworkskills;instead,hisfocusisonthepotentialdifficultiesinmanagingtheprojectwithinthegiventimeframe.3、Youwillhearashortconversationbetweentwostudentsdiscussingtheirstudyplan.Listencarefullyandchoosethebestanswertothequestionthatfollows.Question:Howdothestudentsplantostudyfortheupcomingexam?A.Theywillstudytogetherinagroup.B.Eachwillstudyindividually.C.Theywilltakeabreakandthenstudy.D.Theywillasktheteacherforextrahelp.Answer:A

Explanation:Theconversationendswiththestatement,“Whydon’twestudytogetherinagroup?”indicatingthattheyplantostudytogetherinagroup.4、Youwillhearashortlectureaboutthebenefitsofexercise.Listencarefullyandanswerthequestionthatfollows.Question:Whatisoneofthemainbenefitsofregularexercisementionedinthelecture?A.Improvedacademicperformance.B.Enhancedmentalhealth.C.Increasedincomepotential.D.Longerlifespan.Answer:B

Explanation:Thelecturerspecificallymentionsthatregularexercisecanleadtoenhancedmentalhealth,reducingstressandimprovingmood.5.Youwillhearaconversationbetweentwofriendsdiscussingtheirupcomingvacationplans.Listencarefullyandanswerthequestion.Whatisthetotalnumberofdaystheyplantostayatthebeachresort?A.5daysB.7daysC.10daysD.12daysAnswer:B.7daysExplanation:Intheconversation,oneofthefriendsmentionsthattheyhavealreadybookedabeachresortfor7days.Therefore,thecorrectansweris7days.二、聽力第二節(jié)（本大題有15小題，每小題1.5分，共22.5分）1、Listentothefollowingconversationandchoosethebestanswertothequestionyouhear.W:Hi,John.Howwasyourweekend?M:Itwasprettygood,actually.Iwenthikingwithagroupoffriends.Weclimbedupamountainandhadagreatview.Q:WhatdidJohndoovertheweekend?A.Hewenthiking.B.Hewenttothebeach.C.Hestayedathome.D.Hewentshopping.Answer:A

Explanation:ThequestionasksaboutwhatJohndidovertheweekend.Intheconversation,Johnsays,“Iwenthikingwithagroupoffriends,”whichindicatesthathewenthiking.2、Listentothefollowingdialogueandfillintheblankwiththecorrectwordyouhear.M:Hey,Lisa,haveyoufinishedyourscienceprojectyet?W:Notyet,butI’malmostdone.Ijustneedtowritetheconclusion.M:That’sgoodtohear.Bytheway,howareyoudoingwithyourhistoryassignment?W:Oh,it’sgoingwell.I’vedonemostoftheresearch,butIstillneedtoorganizealltheinformation.M:Isee.Well,remembertoproofreadyourworkbeforeturningitin.Andbytheway,haveyoudecidedonyourtopicfortheEnglishpresentation?W:Yes,I’mplanningtotalkabouttheimpactofsocialmediaonteenagers.M:Thatsoundsinteresting.Goodluckwithallyourprojects.Fillintheblank:__________Answer:proofread

Explanation:TheblankneedstobefilledwiththewordthatLisaneedstodobeforeturninginherwork.Inthedialogue,Johnmentions,“Well,remembertoproofreadyourworkbeforeturningitin,”whichindicatesthatLisaneedstoproofreadherwork.3.Youwillhearaconversationbetweentwostudents,discussingtheirupcomingsciencefairproject.Listenandchoosethecorrectanswer.Theyareplanningtobuildasolar-poweredcar.Theyaregoingtocreateanewtypeofbiodegradableplastic.Theyaredesigningawaterpurificationsystem.Theyareplanningaspacemissionsimulation.Answer:C)Theyaredesigningawaterpurificationsystem.Explanation:Intheconversation,thestudentsmentionthattheirprojectisrelatedtowaterpurification,whichisclearlystatedastheirfocus.4.Youwillhearanewsreportaboutanewstudyontheeffectsofclimatechangeonanimalhabitats.Listenandanswerthequestion.Question:Whatisthemainfindingofthestudy?Climatechangehasnosignificantimpactonanimalhabitats.Animalhabitatsarebecomingmorediverseduetoclimatechange.Manyanimalspeciesareatriskofextinctionduetoclimatechange.Animalmigrationpatternsarenotaffectedbyclimatechange.Answer:C)Manyanimalspeciesareatriskofextinctionduetoclimatechange.Explanation:Thenewsreporthighlightsthestudy’sfindings,whichindicatethatthechangingclimateisputtingmanyanimalspeciesatriskofextinction.Thisisthemainfocusofthereport.5.Youhearaconversationbetweentwostudentsdiscussingtheirweekendplans.W:Hey,John,areyouplanningtogoanywherethisweekend?M:Yeah,Iwasthinkingofvisitingmygrandparentsinthecountryside.Howaboutyou,Sarah?W:Oh,I’mstayinghereintown.Iwanttocatchuponsomereadingandmaybegoforawalkinthepark.Question:WheredoesSarahplantobethisweekend?

A)Visitinggrandparents

B)Stayingintown

C)Goingforawalkinthecountryside

D)ReadinginthelibraryAnswer:B)StayingintownExplanation:Intheconversation,Sarahmentions,“I’mstayinghereintown,”indicatingthatshehasnoplanstoleavethetownthisweekend.6.Youhearanewsreportaboutanewinitiativeinthecommunity.NewsAnchor:Accordingtothelatestreport,thecitycouncilhasapprovedanewinitiativeaimedatreducingtrafficcongestion.Theyplantointroduceaseriesofnewmeasures,includingexpandingpublictransportationoptionsandimplementingacar-sharingprogram.Question:Whatisthemainfocusofthenewinitiative?

A)Expandingpublictransportation

B)Implementingacar-sharingprogram

C)Reducingtrafficcongestion

D)BuildingnewroadsAnswer:C)ReducingtrafficcongestionExplanation:Thenewsreportstates,“Theyplantointroduceaseriesofnewmeasures,includingexpandingpublictransportationoptionsandimplementingacar-sharingprogram,”whichisaimedatreducingtrafficcongestion.Therefore,themainfocusisontrafficcongestionreduction.7、Youwillhearaconversationbetweentwostudentsdiscussingtheirweekendplans.Listenandanswerthefollowingquestion.Question:WhatactivitydothetwostudentsplantodoonSaturdayafternoon?

A)Goshopping

B)Visitamuseum

C)Gotoamovie

D)GohikingAnswer:B)Visitamuseum

Explanation:Intheconversation,onestudentmentionsthattheysawaninterestingexhibitatthemuseumandsuggestsvisitingitonSaturdayafternoon.Theotherstudentagrees,indicatingthattheyplantogotothemuseum.8、Youwillhearashortinterviewwithaprofessordiscussinganewstudyonsleeppatterns.Listenandanswerthefollowingquestion.Question:Accordingtotheprofessor,whatisthemosteffectivewaytoimprovesleepquality?

A)Takeanapintheafternoon

B)Exerciseregularly

C)Avoidcaffeineintheevening

D)UseawhitenoisemachineAnswer:C)Avoidcaffeineintheevening

Explanation:Theprofessorexplainsthatwhilealltheoptionscancontributetobettersleep,avoidingcaffeineintheeveningisthemosteffectivebecauseithelpspreventsleepdisturbances.9.Youwillhearaconversationbetweentwostudentsdiscussingtheirstudyplans.Listencarefullyandanswerthefollowingquestion.Question:Whatsubjectdobothstudentsagreetostudytogetherafterschool?A.MathematicsB.HistoryC.ScienceD.LiteratureAnswer:A解析：Intheconversation,thestudentsmentionthattheywillstudyformathematicstogetherafterschool,indicatingthatbothagreeonstudyingmathematics.10.Youwillhearashortinterviewwithaprofessionalabouttheimportanceofreading.Listencarefullyandanswerthefollowingquestion.Question:Accordingtotheinterviewee,whatisthemainbenefitofreadingforstudents?A.ImprovedwritingskillsB.EnhancedcriticalthinkingC.BettertimemanagementD.IncreasedvocabularyAnswer:B解析：Intheinterview,theprofessionalemphasizesthatreadinghelpsstudentstodevelopcriticalthinkingskills,whichisthemainbenefithighlightedforstudents.11.You’llhearaconversationbetweentwostudentsdiscussingtheirweekendplans.Listenandanswerthequestion.Question:WhatactivitydoesthesecondstudentplantodoonSunday?

A)Gotothemovies

B)Visitamuseum

C)Gohiking

D)HaveasleepoverAnswer:C)GohikingExplanation:ThesecondstudentmentionsthattheyareplanningtogohikingonSundaywithsomefriends,whichisindicatedbythesentence“I’mthinkingofgoinghikingwithafewfriendsthisSunday.”12.Listentoashortdialoguebetweenateacherandastudentaboutaschoolproject.Answerthefollowingquestion.Question:Whatisthemainissuethestudentisfacingwiththeirproject?

A)Theyneedmoretimetocompleteit.

B)Theyarenotsureaboutthetopic.

C)Theyarestrugglingwiththeresearch.

D)Theyhavelosttheirnotes.Answer:C)Theyarestrugglingwiththeresearch.Explanation:Thestudentexpressesconcernabouttheresearchpartoftheproject,saying“I’mhavingahardtimefindinggoodsourcesformyresearch,”whichindicatesthatthemainissueistheresearchaspectoftheproject.13.W:Iheardyou’regoingtovisityourgrandparentsinthecountrysidethisweekend.Howwastheirhouse?M:Itwasquitecozy,butsmallerthanIremembered.Theystillhaveasmallgardenwheretheygrowtheirownvegetables.Q:Whatdoesthemansayabouthisgrandparents’house?A:Itissmallerthanheremembered.

B:Itisverymodern.

C:Itiscozyandbig.

D:Ithasabiggarden.Answer:A

Explanation:Themanmentionsthatthehouseis“smallerthanIremembered,”whichmeansitissmallerthanhehadexpected.14.W:Ican’tbelieveit’salreadyNovember.It’sbeensuchabusymonthforme.M:Yes,Iknow.You’vebeenworkingextrahoursandtakingcareofyourlittlebrotheraswell.Howareyoufeeling?Q:Whatdoesthemanimplyaboutthewoman?A:Sheisworkingtoohard.

B:Sheshouldtakeabreak.

C:Sheisfeelingsad.

D:Sheisdoingwell.Answer:A

Explanation:Themanmentionsthatthewomanhasbeen“workingextrahours”and“takingcareofherlittlebrother,”whichsuggeststhatshehasbeenverybusyandworkinghard.15、(Audioclipdescribesascenariowhereastudentisexplainingtheirchoicetojoinanewafter-schoolclub.)Question:Whatclubdidthestudentdecidetojoin?A.TheDebateClubB.TheChessClubC.TheDramaClubCorrectAnswer:C.TheDramaClubExplanation:Intheaudioclip,thestudentmentionsthatthey’vealwayshadapassionforactingandthatthey’reexcitedabouttryingoutfortheschoolplaythisyear.ThisindicatesthatthestudentdecidedtojointheDramaClub.三、閱讀第一節(jié)（第1題7.5分，其余每題10分，總37.5分）第一題Readthefollowingpassageandanswerthequestionsthatfollow.Thefollowingarticlediscussesthebenefitsofexerciseonmentalhealth.Passage:Inrecentyears,researchershavebeenincreasinglyinterestedintheimpactofexerciseonmentalhealth.Exercisehaslongbeenknowntoimprovephysicalfitnessandreducetheriskofchronicdiseases,butitseffectsonthemindhaveonlyrecentlycometolight.Studieshaveshownthatregularphysicalactivitycanhaveasignificantpositiveeffectonmentalhealth,reducingsymptomsofanxietyanddepression,improvingcognitivefunction,andenhancingoverallwell-being.Oneofthekeyreasonsforthisisthereleaseofendorphins,whicharechemicalsproducedbythebrainthatactasnaturalpainkillersandmoodelevators.Whenweexercise,thesechemicalsarereleased,whichcanleadtoasenseofhappinessandrelaxation.Additionally,exercisecanhelptoreducelevelsofstresshormones,suchascortisol,whichareassociatedwithnegativeemotionalstates.Anotherimportantfactoristhesocialaspectofexercise.Participatingingroupsports,attendingfitnessclasses,orsimplywalkingwithafriendcanprovideasenseofcommunityandbelonging,whichcanbeincrediblybeneficialformentalhealth.Thephysicalactivityitselfcanalsoserveasaformofmeditation,allowingindividualstofocusontheirmovementsandcleartheirmindsofstressandworries.Furthermore,regularexercisehasbeenlinkedtoimprovedcognitivefunction.Studieshaveshownthatindividualswhoengageinregularphysicalactivityhavebettermemory,attention,andproblem-solvingskills.Thisisthoughttobeduetotheincreasedbloodflowtothebrain,whichcanenhanceneuralconnectionsandimprovebrainhealth.Questions:1、Whatisthemaintopicofthepassage?A.ThehistoryofexerciseB.ThephysicalbenefitsofexerciseC.ThementalhealthbenefitsofexerciseD.Thesocialaspectsofexercise2、WhichofthefollowingisNOTmentionedasabenefitofexerciseinthepassage?A.ReductionofstresshormonesB.ImprovedmemoryandattentionC.EnhancedneuralconnectionsD.Increasedriskofchronicdiseases3、Whatroledoendorphinsplayinthementalhealthbenefitsofexercise?A.Theyactasnaturalpainkillersandmoodelevators.B.Theyreducelevelsofcortisol.C.Theyprovideasenseofcommunityandbelonging.D.Theyimprovecognitivefunction.4、Howdoesexercisecontributetoimprovedcognitivefunctionaccordingtothepassage?A.Byreducinglevelsofstresshormones.B.Byincreasingbloodflowtothebrain.C.Byprovidingasenseofcommunityandbelonging.D.Byservingasaformofmeditation.Answers:1、C2、D3、A4、B

SecondQuestion:ReadingComprehensionPartIReadthefollowingpassagecarefullyandthenanswerthequestionsthatfollow.Youmayrefertothepassagewhenansweringthequestions.PassageTitle:TheDigitalDivideIntoday’sinterconnectedworld,accesstotheInternetisoftenconsideredasfundamentalasaccesstobasicutilitieslikewaterorelectricity.However,thereisagrowingconcernaboutthedigitaldivide,whichreferstothegapbetweenthosewhohavereadyaccesstocomputersandtheInternet,andthosewhodonot.Thisdisparitycanbeobservedbothwithincountriesandacrossdifferentregionsoftheworld.OneofthemostsignificantbarrierstoInternetaccessiseconomic.Inmanycases,peoplesimplycannotaffordthenecessaryhardware,suchasacomputerorsmartphone,ortherecurringcostofanInternetconnection.Indevelopingcountries,thisproblemisexacerbatedbyloweraverageincomesandhigherrelativecostsforInternetservices.Moreover,evenwhenInternetaccessisavailable,lackofdigitalliteracycanpreventindividualsfromtakingfulladvantageofonlineresources.GovernmentsandNGOsaroundtheglobeareincreasinglyrecognizingtheimportanceofbridgingthedigitaldivide.Initiativesaimedatprovidingfreeorlow-costInternetaccess,trainingprogramstoenhancedigitalliteracy,andeffortstoimproveinfrastructureinunderservedareasareallpartofabroaderstrategytoensureequitableaccesstoinformationandcommunicationtechnologies.Theimpactofthedigitaldivideextendsbeyondjustaccesstoinformation.Itaffectseducation,jobopportunities,andsocialinclusion.StudentswithoutInternetaccessathomefacechallengescompletinghomeworkassignmentsthatrequireonlineresearch.Jobseekersmightmissoutonopportunitiesiftheycannotsubmitapplicationsorresumeselectronically.Socially,thosewithoutInternetaccessmayfeelisolatedfromcommunitiesthatincreasinglyrelyondigitalplatformsforcommunication.Addressingthedigitaldivideiscrucialforpromotingequalityandinclusivityinthemodernworld.Itrequiresamulti-facetedapproachinvolvingpolicychanges,investmentintechnology,andcommunityengagementtoensurethateveryonehastheopportunitytoparticipatefullyinthedigitalage.1.Whatdoestheterm“digitaldivide”referto?

Answer:ThegapbetweenthosewhohavereadyaccesstocomputersandtheInternet,andthosewhodonot.2.NameoneofthemainreasonswhypeoplemightnothaveaccesstotheInternet.

Answer:Economicbarriers;peoplecannotaffordthehardwareorrecurringcostsofanInternetconnection.3.Accordingtothepassage,whataresomeinitiativesbeingtakentobridgethedigitaldivide?

Answer:Providingfreeorlow-costInternetaccess,trainingprogramstoenhancedigitalliteracy,andimprovinginfrastructureinunderservedareas.4.Howdoesthedigitaldivideaffecteducation?

Answer:StudentswithoutInternetaccessathomefacechallengescompletinghomeworkassignmentsthatrequireonlineresearch.

{“code”:“passage=’’‘\nTitle:TheDigitalDivide\n\nIntoday’sinterconnectedworld,accesstotheInternetisoftenconsideredasfundamentalasaccesstobasicutilitieslikewaterorelectricity.However,thereisagrowingconcernaboutthedigitaldivide,whichreferstothegapbetweenthosewhohavereadyaccesstocomputersandtheInternet,andthosewhodonot.Thisdisparitycanbeobservedbothwithincountriesandacrossdifferentregionsoftheworld.\n\nOneofthemostsignificantbarrierstoInternetaccessiseconomic.Inmanycases,peoplesimplycannotaffordthenecessaryhardware,suchasacomputerorsmartphone,ortherecurringcostofanInternetconnection.Indevelopingcountries,thisproblemisexacerbatedbyloweraverageincomesandhigherrelativecostsforInternetservices.Moreover,evenwhenInternetaccessisavailable,lackofdigitalliteracycanpreventindividualsfromtakingfulladvantageofonlineresources.\n\nGovernmentsandNGOsaroundtheglobeareincreasinglyrecognizingtheimportanceofbridgingthedigitaldivide.Initiativesaimedatprovidingfreeorlow-costInternetaccess,trainingprogramstoenhancedigitalliteracy,andeffortstoimproveinfrastructureinunderservedareasareallpartofabroaderstrategytoensureequitableaccesstoinformationandcommunicationtechnologies.\n\nTheimpactofthedigitaldivideextendsbeyondjustaccesstoinformation.Itaffectseducation,jobopportunities,andsocialinclusion.StudentswithoutInternetaccessathomefacechallengescompletinghomeworkassignmentsthatrequireonlineresearch.Jobseekersmightmissoutonopportunitiesiftheycannotsubmitapplicationsorresumeselectronically.Socially,thosewithoutInternetaccessmayfeelisolatedfromcommunitiesthatincreasinglyrelyondigitalplatformsforcommunication.\n\nAddressingthedigitaldivideiscrucialforpromotingequalityandinclusivityinthemodernworld.Itrequiresamulti-facetedapproachinvolvingpolicychanges,investmentintechnology,andcommunityengagementtoensurethateveryonehastheopportunitytoparticipatefullyinthedigitalage.\n’’’;print(passage)”}第三題ReadingPassageInthesmalltownofGreenfield,thelocallibraryhasbeenacornerstoneofthecommunityforoveracentury.Knownforitsvastcollectionofbooksanditsfriendlystaff,thelibraryhasseenmanychangesovertheyears.Oneofthemostsignificantchangescameinthe1990swhenthelibrarydecidedtodigitizeitscollection,makingitaccessibletoresidentsbothintownandthoselivinginsurroundingareas.Theprojecttodigitizethelibrary’scollectionwasnotwithoutitschallenges.Thefirstchallengewasfindingtherighttechnologytoscanandstorethebooks.Thelibrary’sdirector,Mr.

Thompson,traveledtoseveraltechnologyconferencestofindthebestsolution.Heeventuallypartneredwithacompanythatspecializedinlibrarydigitization.Thesecondchallengewasensuringthatthedigitizedbookswereeasilyaccessibletoallresidents.Thelibrarystaffworkedtirelesslytocreateanonlineportalwhereresidentscouldaccessthecollectionfromtheirhomes.Theyalsotrainedvolunteerstohelpthosewhowerenotcomfortablewithtechnology.Thethirdchallengewaspreservingthelibrary’soriginalcollection.Thelibrarystaffwascarefultohandlethebookswiththeutmostcareduringthedigitizationprocess.Theyalsokeptdetailedrecordsofeachbook’sconditionbeforeandafterthedigitization.Thedigitizationprojectwasaresoundingsuccess.Residentsfromallovertheregionpraisedthelibraryformakingitscollectionmoreaccessible.Thelibrary’sdirector,Mr.

Thompson,wasparticularlypleasedwiththenumberofnewpatronswhohadregisteredtousetheonlineportal.1、Whatwasthemaingoalofthelibrary’sdigitizationproject?

A)Toincreasethenumberofbooksinthecollection.

B)Tomakethelibrarymoreaccessibletoresidents.

C)Toreplacetheoriginalcollectionwithdigitalcopies.

D)Toreducethelibrary’sphysicalspace.答案：B2、WhichchallengedidMr.

Thompsonencounterwhiletryingtofindtherighttechnologyfortheproject?

A)Findingacompanythatspecializedinlibrarydigitization.

B)Ensuringthetechnologywascompatiblewiththelibrary’sexistingsystems.

C)Trainingthestaffonhowtousethenewtechnology.

D)Keepingtheoriginalcollectioningoodconditionduringthedigitizationprocess.答案：A3、Howdidthelibrarystaffaddressthechallengeofmakingthedigitizedbooksaccessibletoallresidents?

A)Bychargingafeeforonlineaccess.

B)Byprovidingtechnologytrainingsessionsforresidents.

C)Bycreatinganonlineportalandtrainingvolunteers.

D)Bylimitingthenumberofbooksavailablethroughtheonlineportal.答案：C4、Whatwasoneofthewaysthelibrarystaffpreservedtheoriginalcollectionduringthedigitizationprocess?

A)Bystoringthebooksinaclimate-controlledroom.

B)Bydigitizingonlythemostpopularbooks.

C)Bykeepingdetailedrecordsofeachbook’scondition.

D)Byhiringadditionalstafftohandlethebookscarefully.答案：C

FourthQuestionReadthefollowingpassagecarefullyandanswerthequestionsthatfollow.Passage:IntheheartofAfricaliesavastanddiverseecosystemknownastheCongoBasin.Hometoanincrediblearrayofwildlife,itisoneofthemostsignificanttropicalrainforestsonEarth.TheCongoRiver,whichwindsitswaythroughthisdensejungle,servesnotonlyasalifebloodfortheregionbutalsoasacrucialarteryconnectingcommunitiesandfosteringtrade.However,theCongoBasinfacesnumerousthreats,includingdeforestationduetoagriculturalexpansionandillegallogging.Conservationeffortsareongoing,aimingtobalancehumanneedswiththepreservationofthisuniqueenvironment.Questions:1、WhatistheCongoBasindescribedasinthepassage?Answer:AvastanddiverseecosysteminAfrica,knownforbeingoneofthemostsignificanttropicalrainforestsonEarth.2、WhatroledoestheCongoRiverplayaccordingtothetext?Answer:Itservesasalifebloodfortheregionandasacrucialarteryconnectingcommunitiesandfosteringtrade.3、WhataresomeofthethreatsmentionedthattheCongoBasinfaces?Answer:Deforestationduetoagriculturalexpansionandillegallogging.4、WhatkindofeffortsarebeingmadeintheCongoBasin?Answer:Conservationeffortsaimingtobalancehumanneedswiththepreservationoftheenvironment.這個(gè)題目設(shè)計(jì)旨在測(cè)試學(xué)生的閱讀理解能力，包括提取具體信息、理解和概括段落的主要觀點(diǎn)。四、閱讀第二節(jié)（12.5分）ReadingSectionIIPassage:Thefollowingisanexcerptfromasciencemagazinearticleabouttheeffectsofclimatechangeonpolarbears.Inrecentyears,climatechangehashadaprofoundimpactonpolarbearpopulations.Astemperaturesrise,theArcticice,whichisthepolarbears’primaryhabitat,ismeltingatanalarmingrate.Thishasledtoasignificantdecreaseintheavailabilityofseaice,whichiscrucialforthepolarbears’survival.Polarbearsrelyonseaiceasaplatformforhuntingseals,theirmainfoodsource.Theiceservesasaplatformforthebearstohuntfromandalsoasaplacetorestandbreed.Withtheicemelting,polarbearsareforcedtoswimlongerdistancesinsearchoffood,whichcanbeextremelyexhaustinganddangerous.Insomecases,thebearshavebeenseenwalkingonlandforextendedperiods,abehaviorthatisunprecedentedintheirnaturalhistory.Thesituationisfurthercomplicatedbythechangingweatherpatterns.Heavysnowfallsandintensestormsarebecomingmorefrequent,makingitevenmorechallengingforpolarbearstofindfoodandnavigatetheirenvironment.Additionally,thebearsareencounteringnewpredators,suchaswolvesandgrizzlybears,astheymoveintopreviouslyuninhabitedareasduetothelossofseaice.Despitetheeffortsofconservationists,theoutlookforpolarbearsremainsbleak.Manyexpertspredictthatifcurrenttrendscontinue,polarbearpopulationscoulddeclinebyasmuchas30%overthenextfewdecades.ThiswouldhaveadevastatingimpactontheArcticecosystem,aspolarbearsplayacrucialroleinmaintainingthebalanceofthefoodweb.Questions:1.Whatistheprimarythreattopolarbearpopulationsmentionedinthepassage?

A)IncreasedhumanactivityintheArctic

B)ThemeltingofArcticice

C)OverfishingintheArcticregion

D)Alackofsuitablebreedinggrounds2.Whatisthemainfoodsourceforpolarbears?

A)Birds

B)Fish

C)Seals

D)Vegetation3.Howisthemeltingofseaiceaffectingpolarbears’abilitytohunt?

A)Itismakinghuntingeasierforthem.

B)Itisforcingthemtoswimlongerdistances.

C)Itiscausingthemtochangetheirhuntingmethods.

D)Itisreducingthenumberofsealsavailable.4.Whatnewchallengesarepolarbearsfacingduetothemeltingofseaice?

A)Theyareexperiencingmorefrequentsnowfallsandstorms.

B)Theyareencounteringnewpredatorsintheirterritory.

C)Theyarelosinginterestinhuntingseals.

D)Theyaremigratingtowarmerclimates.5.Whatisthepredicteddeclineinpolarbearpopulationsoverthenextfewdecades?

A)10%

B)20%

C)30%

D)40%Answers:1.B)ThemeltingofArcticice2.C)Seals3.B)Itisforcingthemtoswimlongerdistances.4.B)Theyareencounteringnewpredatorsintheirterritory.5.C)30%五、語言運(yùn)用第一節(jié)_完形填空（15分）V.LanguageApplicationSection–PartOne:ClozeTestDirections:Foreachblankinthefollowingpassage,therearefourchoicesmarkedA,B,C,andD.Choosetheoneanswerthatbestfitsintothepassage.Passage:

Therewasonceasmallvillagenestledinthemountainswherelifemovedataslowerpace.Thevillagerswere