Unit5Humansandnature单元检测基础卷高中英语北师大版

北师大版必修二Unit5Humansandnature单元检测基础卷第一部分阅读（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。AWildlifefacesthreats(威胁)fromhabitatdestruction,pollution,andotherhumanactions.Althoughprotectingwildlifemayseemtoohardattimes,evensmallactionsinyourownneighborhoodcanhelpprotectmanydifferentanimals.Herearesometipsonhowtoprotectwildlifethroughsmallactions.☆Createwildlifefriendlyareasinyourbackyard.Whentryingtomakeyourgardenmorebeautiful,youcanchooseplantsthatcanprovidefoodandsheltertonativewildlife.Thiswillalsohelpcutdownonpollution.☆Avoidharmingthenaturalecosysteminyourarea.Someplantsfromotherplacescankillorharmnativeplantsthatprovidefoodandshelterforwildlife.☆Haveagreenerlifestyle.Byusinglesswaterandfewerfuels,youwillbehelpingtoprotectthewildlifearoundyou.Takebusesorthesubwaywhenyoucan,turnoffelectricdeviceswhenyou'renotusingthem,takeshortershowers,andkeepyourroomtemperatureatorbelow68Fahrenheitdegreesduringthewinter.☆Buyproductsthatarewildlifefriendly.Don'tbuyproductsthataremadefromendangeredanimals.Keepinmindthatsomeendangeredanimalsarekilledbytrapsorhunterswhoareafterotherwildlifewithinthesamehabitat.☆Donatemoneyortimetoorganizationsthatprotectwildlifeandtheirhabitats.Youcangivemoneytoorganizationsorgroupsthatprotectwildlifespeciesinyourneighborhood.1.Weinferthatthepurposeofthispassageisto________.A.telluswhyprotectingwildlifeisextremelyimportantnowB.suggestthatweprotectwildlifethroughactionsC.explainwhyprotectingwildlifeisnotashardaspeoplethinkD.giveussometipsonhowtoprotectwildlifethroughsmallactions2.WhichofthefollowingthreatstowildlifeisNOTmentionedinthepassage?A.Animaldiseases.B.Lossofhabitat.C.Pollution.D.Hunters.3.Whatbehaviourdoyouthinktheauthorcandisagreewith?A.Plantingrighttreesingardens.B.Buyinganivoryvaseforagift.C.DonatingsomemoneytoWWF.D.Readingbooksaboutwildlife.BAgroupofvolunteersjoinedforcestoformahumanchaintofreefourdolphinswhichhadbeenstranded(搁浅)inacanalforfourdays.ThefourdolphinswereseeninthewaterneartheFossilParkneighborhoodinSt.Petersburg,Florida,US,onSunday.ExpertsfromtheFloridaFishandWildiifeConservationmission(FWC)hadwatchedthedolphins'activitiesinthepastfewdaysandhopedthattheywouldswimoutwiththetide.Butwhenthedolphinsstruggledtoleavethecanal,thebravevolunteersjoinedmembersoftheNationalOceanicandAtmosphericAdministrationandtheClearwaterMarineAquariumtoformarescueteamtofreethem.Manypeoplegatheredtotakevideosandpicturesofthekindact.Ateamof14volunteersheldhandstoactasablocktoguidethedolphinsoutofthenarrowchannel.TheyshoutedandpattedthewaterwiththeirhandstodirectthedolphinstovastwatersofRivieraBay.Dolphinsfindtheirwayinthewaterthroughecholocation(回声定位)．Thatmeansthattheycanrecognizetheechoesofsoundwavestofindtheirwayaround.AndyGarrett,abiologistoftheFWCsaid，“Wewereabletokeepthatchaintogether.Thedolphinswereinterested.Theyactuallycameoverrightaway.”Headdedthatwhentheteamreachedabridge,thedolphinsappearedabitnervousandstarteddoingsomespins.“Theymadeonerealhardpassatourteamandthenwentunderthebridgeandtookoff，”Garrettsaid.Theoperationlastedabout45minutesandtherescueteamdidnotusenetsoranyitemsthatcouldstressthedolphins.4.WhatcanweknowaboutthedolphinsfromParagraph1?A.Theyformedachaintoprotectthemselves.B.TheylivedinthewaterneartheFossilPark.C.Theywereobservedinsecretbyvolunteers.D.Theywereforcedtostayinacanalforfourdays.5.Whydidvolunteersshoutandpatthewater?A.Tomakesoundstoattractsomepeople.B.ToguidethedolphinsouttoRivieraBay.C.Tocelebratethesuccessofsavingdolphins.D.Totestthedifferentreactionsofthedolphins.6.Whatwordscouldbestdescribethevolunteers?A.Braveandcaring.B.Cautiousandhumorous.C.Smartandeasygoing.D.Positiveandenergetic.8.What'sthemainideaofthetext?A.Dolphinsswamtothecanaltohuntforfood.B.RescuersformedahumanchaintosavedolphinsC.Volunteershelpedfourdolphinsfindtheirwayhome.D.Expertsstudiedthewaysofdolphins'findingdirections.CMydadworkswithgreentechnology.Lastsummer，hewassenttoasmalltowncalledGaviotasinColombia.Hedecidedtotakemewithhim.AtfirstIwasn’ttooeager.WhatwasIgoingtodointhemiddleofnowhere，inacountrywhereIcouldn’tevenspeakthelanguage?Andanyway，whatwassospecialaboutGaviotas?MydadtoldmethatGaviotaswasanexampleofhowpeoplecouldlivewithoutdestroyingtheenvironment.Thisgotmeabitmoreinterested，soIdidsomeresearch.IfoundoutthatGaviotaswasfoundedin1971byagroupofscientistsandartists.Theyhaddecidedtobuildapletelynewtownintheremote，war­worneasternColombiawheretherewasnothing.Whenweeventuallyarrived，Iwasamazedbyhowgreenitwasandmydadexplainedthattheyhadreplantedmillionsoftrees.Thereweremanydifferentspeciesofbirdsflyingaboutandflowerseverywhere.Iwasbeginningtolikeit.Mydad’scontactinGaviotashasasonexactlymyage，Ricardo.HespeaksreallygoodEnglishandsoforthenextweekhewasmyguidetothisamazingplace.Thefirstthinghepointedouttomewasallthefantastictechnologythathadbeeninventedthere.Ricardotoldmethattheyproduce70%ofalltheirownenergyandfoodwithverylittlewaste.Thetreestheyplantedmorethanpensateforanygreenhousegasestheyemit(排放)．ButGaviotasisnotasuccessjustbecauseofitsgreentechnology，it’salsoamodelforhowpeoplecanlivemorepeacefullytogether.Everyfamilygetsafreehome，freemealsandfreeschoolingforthechildren.Sothereisnopoverty.Peoplegetonwellwitheachother.It’sfantastic.IwasreallysadtoleaveGaviotas，butnowIhaveanewdream：Ihopethat20yearsfromnow，we’llallbelivingintownslikeGaviotas.8.Whatcanbestdescribetheauthor’sfeelingattheverybeginning?A.Annoyed.B.Uninterested.C.Excited. D.Worried.9.WhatkindoftowndidGaviotasusetobe?A.Bareandwar­stricken. B.Greenandefficient.C.Modernbutpolluted. D.Smallbutadvanced.10.WherecanyoufindtheevidencetoshowthatGaviotasisagreentown?A.Paragraph2.B.Paragraph3.C.Paragraph4. D.Paragraph5.11.WhatdoesParagraph4focuson?A.HowscientistsandartistsfoundedGaviotas.B.HowpeopleinGaviotasavoidwaste.C.Gaviotasisfamousforitsgreentechnology.D.Gaviotasisanidealmodelofmunity.DTodayweknowAntarcticaasanextremeenvironmentcontainingiceandsnow.Butnewresearchprovidesevidencethattheareahadarainforestinthepast.TheresearcherscollectedapieceofEarthsedimentfromundertheseaflooroffthecoastofAntarctica.Inthesediment,theydiscoveredforestmaterialthatwasestimatedtobeabout90millionyearsold.ThiswouldhavebeenintheCretaceousPeriod,whendinosaurswerethemainlandanimals.ThesedimentwasremovedbyscientistsontheresearchicebreakerRVPolarsternintheAmundsenSeanearPineIslandGlacier.JohannKlagesisageologistwiththeAlfredWegenerInstitute,HelmholtzCenterforPolarandMarineResearchinGermany.Hewastheleadwriterofastudyonthefindings,publishedinthejournalNature.Hesaidthesedimentwascollectedfromadepthofabout30metersbelowtheoceanfloor.Klagessaidanexaminationshowedthatthematerialdidn'tformintheocean.Theresearchersestimatethatthearea—about900kilometersfromtheSouthPole—hadaverageyearlytemperaturesofabout12to13degreesCelsius.Duringthewarmestsummermonths,averagetemperatureslikelyreachedbetween20and25degreesCelsius.Thesoilincludedfinedirtparticlesandhardclay,aswellassubstanceslinkedtoatleast65differentkindsofplants,thestudyfound.Klagesaddedthattheplantsincludedtrees,fernsandfloweringplants.Whilenoanimalremainswerefound,Klagessaidtherewerelikelydinosaurs,flyingreptilesandmanyinsectsintheenvironment.TheresearchrepresentsnewevidenceofthemajorclimatechangesEarthhasexperiencedinthepast—andiscurrentlyundergoingtoday.Thesoilinthesedimentdatesbacktotheplanet’swarmestperiodofthepast140millionyears,withsealevelabout170metershigherthantoday.TheresearcherssaidthattherainforestenvironmentinAntarcticawasespeciallysurprisingbecauseeachyear,theareaexperiencesafourmonthpolarnightwhenthereisnosunlighttofuelplantlife.Klagessaidnoicesheetswerepresentduringthetime,butseasonalsnowfallwaslikely.12.Howdidtheresearchersreachtheirfindings?A.ByexploringiceinAntarctica.B.ByanalyzingtheEarthsediment.C.Bycollectingdataonclimate.D.Byresearchingspecialplants.13.Whatdidtheresearcherssayaboutthesediment?A.Itsmaterialdevelopedintheocean.B.ItdatesbacktocoldtimesinAntarctica.C.Itsmaterialformedontheland.D.Itcontaineddifferentanimalremains.14.Whatdoestheauthorindicateinthelastparagraph?A.Antarctica’snaturalenvironmenthaschangedgreatly.B.PolarnightsinAntarcticaaregettingshorterthanbefore.C.Therewereicesheets140millionyearsago.D.Seasonalsnowfallmadetheforestdisappear.15.Whatisthemainideaofthetext?A.ResearchersstudythesecretsofAntarctica.B.Antarcticahadadifferenthistoryofclimate.C.There’svariouswildlifeinAntarctica.D.Antarcticahasanextremeenvironmentcontainingiceandsnow.第二节（共5小题：每小题2.5分,满分12.5分）阅读下面短文内容,从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。It'simportanttolearnhowwecanprotecttheenvironment.Hereare5Rrulesforus.Reduce.Ifyouwanttoreducewaste,youshouldusethingsmorewisely.16Ifeveryoneusespapercarelessly,soonwewouldnothaveanytreesleft.Otherthingsarealsobeingwasted,andpeopledon'tknowwhattodowiththewasteinbigcities.Soitisnecessarytoreducetheamountofwasteweproduce.Reuse.Youshouldalwaysthinkofreusingthingsbeforethrowingthemout.For17youmaypassonsuchclothestoyoungerbrothersorsisters.Recycle.Bottles,cansandpapercaneasilyberecycled.Bydoingsowecansavelotsoftimeandmoney.Forexample,18.Themetalcanbeusedtomakenewcokecans.Recover.19.Youhavetwochoices:oneistothrowtheapplesaway,thesecondistothrowtherottenonesandkeepthegoodones.Inthisway,youarerecoveringtheeatablepartsoffood.Repair.Ifoneofthelegsofyourtableisbroken,youshouldrepairit.Ifyouwanttobuysomethingnewerandbetter,itisbetterforyoutoselltheoldtable,or20.Learntherulestoprotectourenvironment.Let'stryourbesttomaketheearthcleanerandmorebeautiful.A.Treesareplantedeveryyear.B.don’tthrowitawayifyoucanuseit.C.giveittopeoplewhocanuseitafterrepairingit.D.Alargenumberoftreesarebeingcutdowntomakepaper.E.Whenyoubuyaboxofapples,theremaybeafewrottenones.G.cokecansaresenttoafactory,wheretheyaresmashedflatandmelted.第二部分语言运用（共两节，满分30分）第一节（共15小题：每小题1分，满分15分）阅读下面短文，从每题所给的A、B、C、D四个选项中选出可以填入空白处的最佳选项。Myjourneytoisolation(隔离)wasalittleaccidental.Isawanadvertisementforajobasaleaderforanexpedition(探险)toAntarcticaandIhaveto___21___itwasthepenguinintheadthat___22___myattention.Theadnotedthattheywerelookingforsomeonetoleada___23____ofexpeditionersinoneofthemost___24___andisolatedplacesontheplanet.Itookpartinan___25___andthengotajobthatIknewIwouldregretifIdidn’t___26___it.Leading18strangersforafullyearthroughmonthsofdarknessandwithno___27____fromthefreezingcold—Ilearnedsome___28___lessons.Afterthejourney,Iwrotetwobestsellingbooksandbecameamotivationalspeaker.BeinginisolationmeantIhadtodolotsofself___29___.Ikepta____30_____,andeverydayIwouldthink____31____ofhowIhadoperatedasaleader.Assessing(评价)myself_____32_____mehowtotellrightfromwrong.Ioftenthinkbackto____33____Isawthepictureofthepenguinthat____34____metolookattheadforthejob.It’samomentthat____35____mylifepletely.21.A.admit B.believe C.show D.realize22.A.controlled B.deserved C.caught D.needed23.A.flood B.couple C.team D.handful24.A.terrible B.faraway C.promisingD.quietest25.A.experiment B.interview C.electionD.contest26.A.leadto B.preparefor C.searchfor D.gofor27.A.escape B.chance C.protection D.defence28.A.hard B.powerful C.private D.terrible29.A.service B.repair C.studyD.reflection30.A.pet B.secret C.journal D.promise31.A.clearly B.carefully C.highly D.badly32.A.taught B.informed C.offered D.warned33.A.where B.why C.when D.how34.A.enabled B.permitted C.allowed D.inspired35.A.improved B.formed C.ended D.changed第二节（共10小题：每小题1.5分,满分15分）阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。Polarbearsaresufferinga36.________(warm)worldthaneverbefore.Polarbearsliveinanenvironmentthatistoocoldformostanimals.Duringmostoftheyear,theyliveandhuntonthe37.________(freeze)Arcticseaice.Naturehaspreparedthemforthecoldconditionsbutnothinghaspreparedthebearsforthedangerthat38.________(threaten)theonlyhometheyknow.Thescientistshavedrawna39.________(conclude)thatthepolarbears'worldismelting.Studiesshowthatthepolaricehasreduced40.________9.8%every10yearssince1978.Nowabout20,000to25,000polarbearsliveintheArctic.Polarbearsdependontheseaicefor41.________(them)survival(生存).“Theseaiceismorethanjustaplatformthatthebearswalkover.”AsAndrewDerocher,ascientistwhostudiesNorthAmericanpolarbearpopulations,42.________(put)forward,“Only43.________thepolaricemeltsquiteslowlycantheysurviveonearth.”Somemeltingandrefreezingofthepolaricearenatural.Butinawarmerworld,thesecyclesspeedup,andbearshavelesstime44.________(hunt).Normally,theyhavethreemonthsinspringwhentheygainmoreweight.Theextrafatisusedlater,whenthebearsarenot45.________(active)hunting.第三部分写作（共两节,满分40分）第一节（满分15分）假定你是李华,受学生会委托,围绕垃圾分类,保护环境这一主题,为校宣传栏"英语天地"写一封倡议书,内容包括:1.倡议的原因和目的;2.倡议的具体内容;3.发出倡议。注意:1.写作词数应为80左右;请按如下格式在相应位置作答。参考词汇:垃圾分类garbagesorting；区分differentiateDearfriendsStudents'Union第二节（满分25分）阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。Benwasawakenedbyagunshot.Thesharpnoisecamethroughthethickstonewallsofthehouse.ItwascoldinthebedroomandBenwasshakingashegotoutofbed.Heputonhiseyeglassesandwentovertothewindow.Thefieldwascoveredwithwhitefrost.Nothingmovedoutthereinthedeepquietjustbeforesunrise.Benwonderedwheretheshothadefrom.Hethoughtperhapshehaddreamedheheard

agunshot.Helookedouttowardthefrozenlake.Nearthetreeshesawashiningpieceofmetal.Whenitmoved,Bensawthatitwasalonggun.Aminutelateramancameoutofthewoods.Heworehuntingclothes.Suddenlyabirdflewupward.Themanquicklyputtheguntohisshoulderandshot.Benwatchedthebird,praying(祈祷)ithadnotbeenhurt.Itflewnearthegroundandwentintosometallgrass.Safe,Benthought.Thehunterdidnotmoveforamoment,andthenhebegantofollowthebird.HateforthehunterburnedinsideBen.“Hey!”heshouted.Hisvoicecutthroughthestillness.Thehunterstopped,butthencontinuedtofollowthebird.Benshoutedagain,butthistimethehunterdidnotstopandBenstartedtomovetowardhim.ThehunterlookedbackatBen.Benhadjustboughtthishouseinthewoods.Hewanted

toprotecteverythingonhisland.Hethoughtthateveryonewouldobeythesigns“NoHunting.”

However,heheardanothergunshot.Thistroubledhimdeeply.Howcouldhestopthishunter?Hewalkedtowardthelake.Hedidnotwanttofight,butthemanmustgo.Hewalkedquietly.Hewantedtosurprisethehunter.Butthen,whatwouldhedo?Hecouldnotfightthehunter.

注意：1.续写的短文词数应为150左右；2.请按如下格式在答题卡的相应位置作答。Suddenlyheheardabird’swingsbeatingthedrygrass.Therewassomethingthreateningintheman’scoolquietvoice.

北师大版必修二Unit5Humansandnature单元检测基础卷第一部分阅读（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）1.D【解析】推理判断题。根据第一段最后一句和下文的小标题可知本文主要就如何保护野生动物提供了建议。2.A【解析】细节理解题。根据文中的第一段第一句可知B、C两项提到了；D项是在第四条中第二句提到的。综观全文，只有A项没提到。3.B【解析】推理判断题。根据倒数第二段中的Don'tbuyproductsthataremadefromendangeredanimals.可知B项符合题意。B4.D【解析】细节理解题。根据文章第一段中的“fourdolphinswhichhadbeenstranded(搁浅)inacanalforfourdays”可知，D项正确。5.B【解析】细节理解题。根据文章第二段中的“Theyshoutedandpatted...todirectthedolphinstovastexpansesofRivieraBay”可知，志愿者们喊叫、拍打水面是为了引导海豚前往里维埃海湾。6.A【解析】细节理解题。根据第二段第一句话中的“thebravevolunteers”，并结合文章讲述的志愿者帮助解救被困在运河里的海豚的故事可知，志愿者们是勇敢且乐于助人的。7.B【解析】主旨大意题。本文讲述志愿者帮助解救被困在运河里的四只海豚的故事，故B项正确。C8.B【解析】细节理解题。根据第一段中的“Hedecidedtotakemewithhim.AtfirstIwasn’ttookeen.”可知，他决定带“我”一起去。一开始“我”不太热衷。eager的近义词interested,“AtfirstIwasn’ttooeager”否定近义词uninterested“不感兴趣的”最能描述作者一开始的感受。9.A【解析】细节理解题。根据第二段最后一句可知，他们决定在哥伦比亚东部一片荒无人烟、饱受战争蹂躏的偏远地区建立一个全新的城镇。因此加维奥塔斯曾经是光秃秃的，饱受战争摧残的城镇。10.B【解析】推理判断题。由第三段中的内容可知，他们重新种植了数百万棵树。有许多不同种类的鸟在空中飞来飞去，到处都是鲜花，他们生产出自己所需的70%的能源和食物且几乎不产生废物。他们种植的树木足以抵消温室气体的排放。这些证据可以证明加维奥塔斯是一个绿色小镇。11.D【解析】推理判断题。根据第四段中的内容可知，加维奥塔斯的成功不仅仅是因为它的绿色技术，它也是人们如何能更和谐地生活在一起的典范。房子、吃喝、学校教育是免费的，这里没有贫穷。人们相处得很好。因此第四段关注的是加维奥塔斯是一个理想的社区模式。D12.B【解析】细节理解题。根据第一段第二句(但新的研究提供了这个地区曾今有雨林的证据)”和第二段前两句可知：研究人员从南极洲海岸海底下收集了一块土壤沉积物。在沉积物中，他们发现了估计有9000万年历史的森林物质)”可知，研究人员通过研究地球的土壤沉积物得到了新发现——南极洲过去有雨林。13.C【解析】推理判断题。根据第三段的“Klagessaidanexaminationshowedthatthematerialdidn'tformintheocean.(Klages说一项检查显示，这些物质不是在海洋中形成的)”和第四段的第三句(研究发现，这些土壤包括细土颗粒和硬粘土，以及与至少65种不同植物有关的物质。Klages补充说，这些植物包括树木、蕨类植物和开花植物)”可推知，这些物质是在陆地上形成的。14A【解析】推理判断题。根据最后一段的第二句(沉积物中的土壤可以追溯到地球过去1.4亿年中最温暖的时期，海平面比今天高出约170米)”可推知，南极洲的自然环境发生了很大变化。15.B【解析】主旨大意题。结合文章的主要内容，尤其第一段(今天我们知道南极洲是一个有冰雪的极端环境。但新的研究提供了证据，证明该地区过去有雨林)”和最后一段第一句(这项研究代表了地球过去和现在经历的重大气候变化的新证据)”可知，本文主要讲述南极洲曾经的气候和现在的气候有很大的区别。第二节（共5小题：每小题2.5分,满分12.5分）16.D【解析】根据下句“Ifeveryoneusespapercarelessly，soonwewouldnothaveanytreesleft.”可知，人们如果不合理利用纸张，很快就会没有树。故D项紧承下句，符合语境。17.F【解析】本段的建议为Reuse。根据空格前句“Youshouldalwaysthinkofreusingthingsbeforethrowingthemaway.”可知，在把东西扔掉之前，你应该考虑重复使用它们；空格后句说的是衣服的重复使用。故本空应说衣服的重复使用。18.G【解析】本段的建议为Recycle。根据空格前两句可知，瓶子、易拉罐和纸张很容易循环利用。通过循环利用可节约时间和金钱。故本空应与循环利用相关。G项(可乐罐被送到一家工厂，在那里被压扁、熔化)提到可乐罐的重复利用，符合语境。19.E【解析】本段的建议为Recover。根据空格后句可知，此处说的是一箱苹果坏了一些后应该如何处理。E项中rottenones与下句中的rottenones相呼应，属于原词复现。20.C【解析】本段的建议为Repair。根据空格前可知，如果你桌子的一条腿坏了，你应该把把旧桌子卖它修好。如果你想买一些更新、更好的东西，最好把旧桌子卖掉。故Ｃ项符合题意。第二部分语言运用（共两节，满分30分）第一节（共15小题：每小题1分，满分15分）21.A【解析】句意：我不得不承认广告中的企鹅才是我关注的对象。A.admit承认；B.believe相信；C.indicate暗示，表明；D.realize认识到。作者一开始就承认是招聘广告中的企鹅照片引起了他的注意。22.C【解析】动词短语catchone’sattention意为“引起某人的注意”，是固定搭配。23.C【解析】ateamof一队，固定名词短语，ateamofexpeditioners意为一支探险队，故选C项。24.B【解析】根据文中开头提到作者看到一则招聘南极洲探险队领队的广告，南极是一个地球上最偏远(faraway)的地方。25.B【解析】根据上文，作者被一则招聘探险队领队的招聘广告吸引，因此决定应聘，可知此处是参加了这个招聘的面试(interview)。26.D【解析】A.leadto导致，造成；B.preparefor准备；C.searchfor寻找；D.gofor选择，倾心于。通过了面试得到工作后，接下来面临的是是否选择它。27.A【解析】A.escape逃跑；B.chance机会；C.protection保护；D.defence保卫，保护。escapefrom逃脱，是固定搭配，noescapefrom意为无法逃脱。28.B【解析】南极探险，历经严寒困苦，根据下文，探险归来后，作者成了一名励志演说家。故作者在探险过程中，学到了很多强大有效的教训。29.D【解析】句意：与世隔绝意味着我要做大量的自我反省。A.service服务；B.repair修补；C.study学习，研究；D.reflection映像，反映。作为南极探险队的领导者，必须独立面对很多问题，做好决策与反思。30.C【解析】keepajournal写日记，固定搭配，故选C。31.B【解析】副词做状语修饰think。作为探险队的领队，做每一个决策都要仔细认真，故选B。32.A【解析】上文提到作者在探险中做大量的自我反思，以及写日记等。评估自己教会了(taught)我如何分辨是非。33.C【解析】作者回忆的是当初看到招聘广告的那个时候，when作时间状语从句的连接词，故选C。34.D【解析】A.enabled使能够；B.permitted允许；C.allowed允许；D.inspired激励，激发。广告上的企鹅图片激发了作者对招聘广告的兴趣。35.D【解析】根据文章开头，作者去南极探险之旅，完全是源于偶然看到了那则招聘广告，然后才踏上探险之旅。故就在看到广告那一刻，他的生活彻底地改变(change)了。第二节（共10小题：每小题1.5分,满分15分）warmer【解析】考查形容词比较级。句意：北极熊正在遭受一个比以往任何时候都温暖的世界。根据than判断此处应该使用形容词比较级，故填warmer。37.frozen【解析】考查形容词。句意：在一年的大部分时间里，它们在冰冻的北冰洋海冰上生活和捕猎。修饰名词Arcticseaice应用形容词frozen，意为“冰封的”。38.threatens/isthreatening【解析】考查动词时态。此处讲述的是客观事实，也可以是正在进行的动作，所以用一般现在时或现在进行时，定语从句的先行词为thedang