09期末3级综合课试卷B

昆工大学英语期末考试试卷（A）(KUSTFacultyofForeignLanguages&Cultures)Band-3Jan.10,2011DesignedbyShenHai-ying第1页共12页FinalExaminationforCollegeEnglish32009级大学英语3（13:30-15:30January10,2011）学院：______________专业：_____________姓名：___________学号：_____________考生注意事项1.请将自己的学院、专业、姓名、学号写在试卷册和答题纸上。2.答题卡上考号方框内填写学号的后九位数，然后用铅笔在相应的数字中间划横线，划错或不划所造成的后果由考生自己负责。请监考老师在黑板上示范正确的涂卡方法,如:[A]。3.答题时，请在你认为正确的选项（字母）中间划一条小横线。凡是在字母下划横线、在字母上划斜线、打钩或划圈者，一律判为零分，后果由考生自负。4.翻译请用黑色钢笔或圆珠笔做在答题纸上。请考生认真填写自己的个人信息。5.交试卷时，请把答题卡和试题册分开交。凡把答题卡夹带在试题册内，导致无成绩者，一律不再查找答题卡，后果由考生自负。PartⅠWriting(30minutes)15%Directions:Forthispartyouareallowed30minutestowriteacompositiononthetopicCityProblems.Youshouldwritenolessthan120wordsandbaseyourcompositionontheoutlinebelow:注意：此部分试题请在答题纸（作文纸）上作答。1.越来越多的人涌入大城市，有些问题随之产生。2.比较明显的问题有......3.我对这种现象的看法。PartⅡReadingComprehension50%SectionASkimmingandScanning(10minutes)10%(每题1分）Directions:Inthispart,youwillhave10minutestogooverthepassagequicklyandanswerthequestionsontheAnswerSheetwithasinglelinethroughthecenter.注意：此部分试题请在答题卡上作答。FlowersintheDesert?Recognizedasthelargestdesertintheworld,theSaharaDesertextendsacrossNorthAfrica,coveringover3millionsquaremilesfromtheAtlanticCoasttotheNileRiverValley.Exceptforanoccasionaloasis,thisvastandbarrenlandscapeconsistsmainlyofsanddunes,stoneplateaus,surfacegravel,anderodedmountains.Theintensesuncausesdaytimetemperaturestoriseabove135degreesFahrenheitintheshade,anddroughtscommonlylastforyears.However,scientistsaretryingtorestoretheSaharasothatitcansustainlifeasitdidmanyyearsago.DesertLifeLongAgoPaintingsfoundonthewallsofcavesintheSaharaDesertsuggestthatafewthousandyearsagolushvegetationthrivedandcoveredthedesertfloor.Manycuriousandunusualinsects,昆工大学英语期末考试试卷（A）(KUSTFacultyofForeignLanguages&Cultures)Band-3Jan.10,2011DesignedbyShenHai-ying第2页共12页reptiles,birds,andotheranimalshadaccesstofoodsourcesthatallowedthemtogrowandreproduce.Atthattime,hugeriversystemsandmanyoasessupportedgrowingandflourishingcommunitieswheremanypeoplelived.DestructionofalandResearchscientistsbelievethatthelandbecameadesertforthreereasons.Forcenturies,wildernesstribeshavewanderedfromplacetoplaceinsearchoffood,water,andgrazinglandfortheirherdsofanimals.Thesenomadicinsearchoffood,water,andgrazinglandfortheirherdsofanimals.Thesenomadicpeoplehavealwaysconsideredthenumberofanimalstheyhaveasasignofwealth.Itisconsideredmoreimportanttohave100sickandstarvinganimalsthan15healthyones.Thelargeherdshavebeenallowedtoroamfreelyandgrazeondesertplantsandgrass.Overtime,enormoussectionsoflandhavebeenleftexposed,causingsoilerosion.Today,theSaharaDesertisexpandingsouthwardasthesewanderingtribescontinuetoallowtheiranimalstoovergraze.Inadditiontoallowingovergrazing,thesepeoplecutdownwhatevertreestheycouldfindandusedthemforfirewood.Thesandisunabletoholdontotheintenseheatoftheday,sonighttimetemperaturesoftendropbelowfreezing.Lookingforwarmth,thewildernesstribesstrippedthedesertofwhateverhardyshrubsandstuntedtreesdidgrow.Astribesmenandanimalsslowlyconsumedanddestroyedthevegetation,nothingwaslefttoholdthesoiltogetherandprotectitfromerosion.Windandraincarriedawaypreciouselements,suchasnitrogen,thatcouldkeepthesoilfertile.DesertRestorationScientistshavebeenexploringdifferentwaystoreviveandrestoretheSaharaDesert.Throughresearchandexperiments,theyhopetobeabletoproducevegetationthatwillonceagainsupportanabundanceoflife.Hugeaquifersfilledwithlargequantitiesofrainwaterlieundermuchofthedesertsurface.Scientistsbelievethisrainwatersimplyfiltereddownthroughthesandoverhundredsofyearsandcollectedinthesegiant,rockyholdingtanks.Byharnessingthesun’spower,scientistsintheSaharahaveconductedexperimentsinwhichtheygeneratedhugeamountsofelectricity.Thiselectricitywasthenusedtooperatedrillingmachinesandpumpstopulltherainwaterupfromtheaquifers.Bydrillingaholeonemiledeepintothefloorofthedesert,onemachinewasabletorecovermorethan80gallonsofice-coldwatereachsecond,or288,000gallonsperhour.Scientistshavehadsomesuccessturningthisbarrenwastelandintousefulfarmland.Todaythedesertisdottedwithhugewheatfieldsirrigatedbyanelaboratesystemofpipesthatcarrywaterfromtheundergroundaquifer.Farmershavealsolearnedthatplantsgrowbetterifseedsareplantednexttostones.Studiessuggestthatstonesprovideprotectionfromthesun,allowingseedstogrowinashadyandcoolenvironment.Scienceishelpingtorestorethedesertinotherways.Greenhouseshavebeenbuilttoprotectplantsfromthesunandprovideenoughhumiditysothatlesswaterisneededforirrigation.Anotherideainvolvesgrowingplantsthatcanliveonadietofsaltwater,sincetheoceanissoclosetothedesert.Finally,scientistsareexperimentingwithdifferentwaystoreturnlife-supportingnitrogentothesoil.Theresultsofthedesertexperimentshavebeenpromising.ScientistshopethattheSaharawillonedayflourishwiththeplantlifeandflowersthatbloomedtherethousandsofyearsago.注意：此部分试题请在答题卡上作答。昆工大学英语期末考试试卷（A）(KUSTFacultyofForeignLanguages&Cultures)Band-3Jan.10,2011DesignedbyShenHai-ying第3页共12页1.Whatwillprobablyhappenifthedesertwandererscontinuetheircustomsandtraditions?A.TouristswillbegintravelingtoNorthAfrica.B.Moreoaseswillbegintoappearacross