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Owning pet birds is not just feeding them when necessary.You have to be very responsible if you hav...
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高中英语《广东省清远市第一中学实验学校2014-2015学年高二下学期期中考试试卷 试题及答案》真题及答案
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Readingtodogsisanunusualwaytohelpchildrenimprovetheirliteracyskills读写能力.Withtheirshiningbrowneyeswaggingtailsandunconditionallovedogscanprovidethenonjudgementallistenersneededforabeginningreadertogainconfidence自信心accordingtoIntermountainTherapyAnimalsITAinSaltLakeCity.ThegroupsaysitisthefirstprograminthecountrytousedogstohelpdevelopliteracyinchildrenwiththeintroductionofReadingEducationAssistanceDogsREAD.TheSaltLakeCityPublicLibraryissoldontheideA.Literacyspecialistsadmitthatchildrenwhoreadbelowtheleveloftheirfellowpupilsareoftenafraidofreadingaloudinagroupoftenhavelowerself-respectandregardreadingasaheadachesaidlisaMyronmanagerofthechildren'sdepartment.LastNovemberthetwogroupsstartedDogDayAfternooninthechildren'sdepartmentofthemainlibrary.About25childrenattendedeachofthefourSaturday-afternoonclassesreadingforhalfanhour.Thosewhoattendedthreeofthefourclassesreceivedapawgraphedbookatthelastclass.TheprogramwassosuccessfulthatthelibraryplanstorepeatitinAprilaccordingtoDanaThumpowskypublicrelationsmanager.44.Whatismainlydiscussedinthetext?A.Children'sreadingdifficulties.B.Advantagesofraisingdogs.C.Serviceinapubliclibrary.D.A.specialreadingprogram.45.Specialistsusedogstolistentochildrenreadingbecausetheythink_________.A.dogsareyoungchildren'sbestfriendsB.childrencanplaywithdogswhilereadingC.dogscanprovideencouragementforshychildrenD.childrenanddogsunderstandeachother46.BysayingTheSaltLakeCityPublicLibraryissoldontheidea'thewritermeansthelibraryA.usesdogstoattractchildrenB.acceptstheideaputforwardbyLTAC.hasopenedachildren'sdepartmentD.hasdecidedtotrainsomedogs47.A.pawgraphedbookismostprobablyA.abookusedinSaturdayclassesB.abookwrittenbythechildrenC.aprizeforthechildrenD.agiftfromparents
VerysoonacomputerwillbeabletoteachyouEnglish.Itwillalsobeabletotranslateanylanguageforyoutoo.It'sjustonemoreincredibleresultofthedevelopmentofmicroprocessors-thosetinypartsofacomputercommonlyknownassiliconchips.Sogiveupgoingtoclassesstopbuyingmoretextbooksandrelax.Inacoupleofyearsyouwon'tneedtheinternationallanguageofEnglish.AlreadyTexasInstrumentsintheUnitedStatesisdevelopinganelectronictranslationmachinE.ImagineaSpanishsecretaryforexamplewhowantstotypealetterfromthebosstoabusinessmaninSweden.Allheorshewillhavetodoisthis:firsttypetheletterinSpanish.Theletterwillappearonatelevisionscreen.AfterafewsecondsthetranslatedletterwillappearonanothertelevisionscreeninStockholminperfectSwedish.Andthat'snotall.SoonacomputerwillbeabletoteachyouEnglishifyoureallywanttolearnthelanguagE.You'llsitinfrontofatelevisionscreenandpractiseendlessstructures.Thecomputerwilltellyouwhenyouarecorrectandwhenyouarewrong.Itwilleventalktoyoubecausethesiliconchipscanchangeelectricalimpulsesintosounds.AndcleverprogrammerscanpredicttheresponsesyouthelearnerarelikelytomakE.Sothinkofit.Youwillbeabletoteachyourselfatyourownpace.Youwillwasteverylittletimeandyoucanworkathome.Andifafterallthatyoustillcan'tspeakEnglishyoucanalwaysusethetranslatingmachine.InafewyearsthereforeperhapstherewillbenoneedforBBCModernEnglishorBBCEnglishbyRadioprogrammes-nomoretextbooksorteachersofEnglish.Insteadofbuyinganexcitingnewtextbookthecomputerwillaskyoutoreplaceitwithamicroprocessor.Fastreliableandefficientlanguagelearningandtranslatingfacilitieswillbeavailabletoyou.Thinkofthatnomoretearsorembarrassingmoments.Onelittleproblemisthatacomputercan'tlaughyet-butthescientistsareworkingonit.Happylearning！33.Accordingtothewriteryouwon'tneedtheinternationallanguageofEnglishbecause_____.A.learningEnglishwillnolongerbeadifficulttaskB.textbooksarenolongernecessaryC.it'sbettertobuyacomputerthantogotoclassesD.thecomputerwillbeabletotranslateanylanguageforyou34.Youwill_____ifyouuseacomputertolearnthelanguagE.A.wastemuchofyourtimeB.speakbetterEnglishC.neednotranslatingmachineD.doeverythingatyourownpace35.Thispassageismainlyabout_____A.someonewholearnsEnglishwiththehelpofacomputerB.thecomputerteachingthelanguageC.fastreliableandefficientlanguagelearningD.whatlanguagelearningcouldbelikewhencomputerized
Sciencefictionwriterscreateimaginaryworlds.ThewaythingsworkinyourimaginaryworldswillbebasedonactualsciencE.Soit’simportantforyoutobefamiliarwiththescientificprinciplesandinventionsthatarerelatedtoyourcreation.Forexampleifyou’rewritingabouthumanslivingonaplanetwithzerogravitythenyouneedtoknowtheeffectsofzerogravityonthehumanbody.Thenyouhavetofigureouttheexactrulesofyourimaginaryworlds.Andyouhavetofollowthem.IfhumanshaveevolvedtobreatheunderwaterinChapter1yourcharactercan’tdrowninaswimmingpoolinChapter3.Ifyourrobotswritepoetrybutnotfictionthenyoucan’tthrowanovelistrobotintoChapter8.Theissuehereismaintainingyourreaders’trust.Thatmeansthereaderiswillingtopretendalongwithyou.Ifyoustartoutwithanordinarydetectivenovelandthenthrowinsomeonebreathingunderwaterinthe6thchapteryourreaders’reactionmightbeWhattheh?Theimaginativespellisbroken.You’vepulledthereadersoutoftheirimagination.Thesamethinghappensifyouchangetheruleshalfway.Partofyourpreparationworkforthenovelistomapoutitsworldsforyourselfingreatdetail.Decide:thehistoryoftheworldthegeographywhatpossibilitiesitoffershoweverythingworksinthisnewrealityandhowallofthesefactorsaffectthewayyourcharactersthinkfeelandreacttothings.Youdon’thavetotellyourreadersalltherulesinthefirstchapter.Butyouhavetoletyourreadersknowenoughtounderstandwhat’sgoingon.Thisalsoallowsyoutoworkoutlogicalproblemsandcontradictionsbeforeyoustartwriting.Whenyouarewritingremembertomakeitfeelreal.YouareinvitingreaderstovisitanewworlD.Theywillwanttobeabletoseehearfeelsmellandeventastewhatit’slikE.Whetheryournovelisaboutaworldwithoutdiseaseoranundiscoveredplanethelpyourreadersfeellikethey’reactuallytherE.61.What’stherelationshipbetweenactualscienceandsciencefiction?A.SciencefictionpromotesthedevelopmentofactualsciencE.B.SciencefictionoftenreflectsthedevelopmentofactualsciencE.C.Actualsciencelimitstheimaginationdescribedinsciencefiction.D.Actualscienceprovidesbasicprinciplesforsciencefiction.62.Thesecondparagraphismainlydevelopedby________.A.makingcomparisonsB.givingexamplesC.followingthetimeorderD.analyzingcauses63.WhichofthefollowingstatementsisTRUE?A.Itisnecessarytodosomescientificexperimentsbeforewritingsciencefiction.B.Itismoredifficulttowritesciencefictionthanordinarydetectivenovels.C.Readersofsciencefictionactuallypretendthewriters’rulesaretruE.D.Itisgreattoleavesomecontradictionsinyoursciencefiction.64.Thetarget目标readersofthepassageare________.A.youngscientistsB.sciencefictionwritersC.collegestudentsD.professionaljournalists65.Thepassageismainlyabout________.A.howtodoscientificresearchB.howtoraiseinterestinscienceC.whattoexpectfromsciencefictionD.howtowritesciencefiction
ManypeoplethinkcomputergamesareonlygoodforwastingtimE.Studentswhoplaycomputergamesarealwaysthoughttobebadstudentsspendingalltheirtimedoingnothingmeaningful.Toparentscomputergamesmeanlowexammarksandalotofmoney.ButIthinkelectronicgameshavethesamevalueascourseswetakeinschool.They’reallman-madeproblems----waitingtobesolveD.Aboveallthey’redemandingandchallenging.Differentgamesmayhavedifferenteffects.Ifyouplaywellitcouldbesomehelpinyourstudies.TakemeasanexamplE.IplayedaDOS-rungamecalledGreatEraOfNavigationforfouryears.EverytimeIplayedadifferentroleinthegameenjoyingtheextremelyrealisticfeelingofbeingasailoralookoutoracaptainonashipsailingtoEuropeAmericaorevenancientAsiainthe16thcentury.Icansaythere’snobettergamethanthat.TheshiptookmeallaroundtheworlD.Itcarriedmetothetopoftwosubjects---geographyandeconomics.ByleadingtheshipIgottoknowfamoussitesrareanimalsandarchitectureallovertheworlD.ThankstothegameIknowthemapoftheworldverywell.IhavealsoinvestigatedmostimportantseaportsinEuropeanddiscoverednewplacesintheworldtouseasports.What’smorewhilediscoveringthepotentialofthegameIalsoimprovedmycourageandself-confidencE.Thisiswhatarealgameralwaysdoes.Theychoosethebestgameandexploredeeplyallthatagamecanoffer.TheymakethemostofthechancetousetheirskillsandknowledgE.AlsorealgamersarenotalonE.TheygettoknoweachotherbycompetingandcommunicatingtheirskillsinthegamE.Besidestheknowledgeandfriendshiptheygainrealgamerscangetalittlesurpriseiftheywriteabouttheirvaluableexperiencetoonlinemagazines---theywillbepaid!Inarealgamers’opinionplayinggamesisawaytokillseveralbirdswithonestone.Everygamecanbehelpfulineveryaspectwhetherit’sgoodornottoplaygamesdependsonhowyoudealwithit.28.Thepassageiswrittento______.A.discussthetwosidesofplayingcomputergamesB.argueforthebenefitsofplayingcomputergamesC.introducewaystobecomearealgamerD.explainhowtoplaythegameGreatEraOfNavigation29.Howdidtheauthorstarthisarticle?A.ByraisingaseriousexistingproblemB.BystatinghispersonalviewsC.ByraisingtheoppositeviewD.Bygivingexamplestoclarifyhisopinion30.Intheauthor’sopinionarealgamergainsthefollowingbenefitsEXCEPT_____.A.earningmoneybywritingabouttheirexperiencesB.makingmoreandmorefriendswithotherplayersC.applyingtheirandknowledgeinthegamesD.enjoyingcompetingandbeingdefeated31.Theunderlinedphraseprobablysuggeststhatplayingcomputergames_____.A.ishelpfulinmanywaysatthesametimeB.doesgreatharmtothewildlifeC.isverycostlyandtiringD.canserveasagoodwaytorest
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ComputersareveryimportanttomodernlifE.ManypeoplethinkthatinthefuturecomputerswillbeusedinlotsofeverydaylifE.Itisthoughtthatwewon'thavetogoshoppingbecausewewillbeabletogetmostthingswhicharesoldinshopsontheInternet.Therewillbenomorebooksbecausewewillbeabletogetalltextsfromcomputers.TheInternetwillbeusedtoplaygamesseefilmsandbuyfooD.Mosttelephonecallswillbemadebycomputerstoo.Somepeoplearegladaboutthosenewwaysofshoppingandcommunication交流.Othersdonotthinkthatcomputerswillreplace代替ouroldways.Somepeoplethinkthatonedaywewillnotreadbooksmadeofpaper.InsteadwewillbuyandreadbooksusingcomputerswhichwillkeepmanydifferentbooksinthematthesametimE.Wewon'tneedtoturnlotsofpagesandpaperwillbesaveD.Computerized计算机化的bookswillbeusedmoreandmorE.Whilemanypeoplesayitisapleasuretogointoshopsandlookatthingsyouwanttobuy.Itisalsounlikelythatmanypeoplewillwanttoreadlargetextsonourcomputersbecausepaperbookswillperhapsbemorefriendly.Maybecomputerswon'tchangethesetwohabits.40.Whichisthemainideaofthispassage?A.Peoplelikegoingshopping.B.Readingbooksisimportant.C.Computersareimportant.D.Computercanbeusedtoplaygames.41.Therewillbenomorebooksbecause____________.A.ThereisnopaperinthefuturE.B.Peopledon'tlikereadingbooks.C.TheyareveryexpensivE.D.Wecanreadpassagesfromcomputers.42.WhichofthefollowingisTRUE?A.Wecanseefilmsbycomputers.B.Peopleallliketogoshoppingbycomputers.C.Wecan'tbuyanythingusingcomputers.D.Allthepeoplelikereadingbooksfromcomputers.43.Whichofthefollowingismentioned提到inthepassage?A.Computerscanhelpuse-mailourfriends.B.Wecanchatbyusingcomputers.C.Computerscanhelpusmaketelephonecalls.D.Wecanlistentothemusicbycomputers.
TheswallowsofCapistranomaybefamousforreturningtothesamenestseachspring.Buttheyhavenothingonthepurplemartins紫燕.ThesebeautifulbirdsspendeachwinterinthewarmclimateofsouthAmericathenreturneachspringtonestingplacesintheSoutheasternUnitedStates.Purplemartinsarebirdsthatarepleasanttowatch.Manypeoplealsoliketohavethemartinsaroundbecausethebirdscontrolinsectpests.Ifhollowgourds空葫芦withtwo-inchopenspacesarehungoutforthemmartinsarehappytomovein.Theyrequireonlysmallopenspacestodiscouragewildanimalsfromeatingthem.Thegourdsshouldalsobehunginanopenplaceawayfrombuildingsortreessosquirrels松鼠orcatscan’tdisturbthebirds.Commongardengrowngourdssometimesrot腐烂intheclimateofthesoutheastsomanypurplemartinlovershavetriedusingdifferentmaterialstocreatestrongernest.Lengthsofplasticpipehavebeenusedalongwithold-fashionedwoodenbirdhouseswithmartin-sizedentranceholesbutthebirdsclearlyprefertheshapeofagourd.Onecompanyisnowsellingaplasticgourdjusttherightsizeandshapewithatwo-inchentranceholeforthemartins.Theholeishighenoughtoallowthemartinsaboutfourinches.Theplasticgourdissomewhatattractiveandcanbeusedforalongtime.Thepermanent永久的stateisimportantformartinloversbecausethebirdscanbecomealmostpartofthefamily.Somefamilieshavehadthesamegroupsofmartinsreturningtotheiryardseachyearforsixtydays.43.Thepurposeofthepassageisto________.A.discusstheswallowsofCapistranoB.describehomesforpurplemartinsC.discusstheseasonjourneyofpurplemartinsD.discusstheusesofgourds44.AccordingtothepassagewhichofthefollowingstatementsisNotTrue?A.Gourdsshouldbehunginopenspaces.B.Smallopenspacesingourdsdiscouragewildanimals.C.TheswallowsofCapistranoareactuallypurplemartins.D.Plasticgourdsarenowbeingsoldashomesforpurplemartins.45.Itcanbeconcludedfromthepassagethat______.A.somepeopletrytomakepropernesttoattractpurplemartinsB.purplemartinsnevernestinthesameplacetwoyearsC.toomanypurplemartinsnestinginoneareacanbecomeaharmD.plasticgourdsarenotasgoodaswoodenbirdhouses46.Thepassagesuggeststhat______.A.woodenbirdhousesaretoosmallforpurplemartinsB.PurplemartinsrefusetoliveinanyplacebutplasticgourdsC.purplemartinsaredangeroustosmallanimalsD.Purplemartinsdon’tliketolivewithsquirrels.
Electriccarsaredirty.Infactnotonlyaretheydirtytheymightevenbedirtierthantheirgasolinepoweredcousins.PeopleinCalifornialovetotalkaboutzeroemissions零排放vehiclesbutpeopleinCaliforniaseemtobe_clueless_aboutwhereelectricitycomesfrom.Powerplantsmostallusefiretomakeit.Apartfromthefewpeoplewhohavetheirroofscoveredwithsolarcellswegetourelectricityfromgenerators发电机.Generatorsarefueledbysomething—usuallycoaloilbutalsobyheatgeneratedinnuclearpowerplants.Thereareafewwindfarmsandgeothermal地热plantsaswellbutbyfarwegetelectricitymainlybyburningsomething.Inotherwordsthosezeroemissionscarsarelikelycoalburningcars.Becausethecoalisburnedsomewhereelseitlooksclean.ItisnottruE.It’sasiftheCaliforniaGreensarecoveringtheireyes—IfIcan’tseeitit’snothappening.Gasolineisanincrediblyefficientwaytopoweravehicle;agallonofgashasalotofenergyinit.Butwhenyoutakethatgasoranotherfuelandfirstuseittomakeelectricityyouwasteanicepartofthatenergymostlyintheformofwastedheat—atthegeneratorthroughthetransmissionlinesetC.Agallonofgasmaydriveyourcar25miles.Buttheelectricityyougetfromthatgallonofgaswon’tgetyounearlyasfarsoelectriccarsburnmorefuelthangasolinepoweredones.Ifourelectricitycamemostlyfromwindorgeothermalorsolarthenanelectriccartrulywouldbeclean.Butforpoliticaltechnicalandeconomicreasonswedon’tusemuchofthoseenergysources.Inadditionelectriccars’batterieswhicharepoisonousforalongtimewilleventuallyendupinalandfill.Andfinallywhencarsarethepollutersthepollutionisspreadacrossalltheroads.Whenit’sapowerplantthoughallthejunkisinoneplacE.Natureisverygoodatcleaningupwhenthingsarenottooconcentratedbutittakesalotlongerwhenallthegarbageisinonespot.1.What’sthemainideaofthepassage?A.Electriccarsaren’tactuallyclean.B.Electriccarsarezeroemissionsvehicles.C.Zeroemissionsvehiclesarepopular.D.Gasolinepoweredcarsaremoreefficient.2.WhichofthefollowingwordscanreplacebecluelessaboutinParagraph2?A.befamiliarwithB.becuriousaboutC.failtounderstandD.showtheirinterestin3.Theelectricitywegetfromagallonofgasmaymakeourcarrun________.A.atleast25milesB.morethan25milesC.asfaras25milesD.lessthan25miles4.Intheauthor’sopinioncomparedwithcarsusinggaselectriccarsaremore________.A.environmentallyfriendlyB.expensiveC.efficientD.harmful5.Itcanbeinferredfromthepassagethat________.A.electriccars’batteriesarepoisonousforalongtimeB.nowelectriccarsareusedmorethantheirgasolinepoweredcousinsC.zeroemissionsvehiclesshouldbechosentoprotectourenvironmentD.electriccarsarenotcleaninthatwegetelectricitymainlybyburningsomething
TheWorldWildlifeFundWWFsaysmorethanhalfoftheworld’swildlifepopulationhasbeenlostwhichtheconservationgroupsayshasplacedthehealthoftheplanetatrisk.TheWWFrecentlyreleasedits10thFlagshipLivingPlanetReport.Thegroupwarnstheconditionoftheworld'sanimalsisworsethanitsearlierreportsshowedindicatingworldwideactionisneedeD.TheWWFisworriedaboutthelossofanddamagetoEarth’senvironment.Thereportprovidesinformationaboutmorethan10000animalpopulationsfrom1970to2010.Thesepopulationsarecalledvertebratespeciesoranimalswithbackbones—likefishbirdsmammalsamphibiansandreptiles.Thereportshowsthesepopulationshavedroppedby52percentinjust40years.Itwarnsfreshwaterspecieshavefallenby76percentwhichisalmosttwicethelossoflandandoceanspecies.MostoftheselossesareinthetropicswiththebiggestdropinLatinAmericA.MarcoLambertinitheWWF’sInternationalDirector-GeneralsaidThisisaboutlosingnaturalhabitats.ThisisaboutconvertingforestsgrasslandsandwetlandsintoagriculturemainlyanditisaboutunsustainableuseofwildlifE.Illegalhuntinghasbeenactuallyincreasingoverthelast10yearswhichdefinitelyadrivingforceforextinctionparticularlyoflargespecies.Thereportalsonoteswhatitcallstheworld’sEcologicalFootprintthatistheeffectofhumanactivitiesontheplanet.Mr.LambertinisaystherehasbeenanincreaseincarbondioxidegasesandthepouringofnitrogenintooceansandriversfromfertilizersusedinagriculturewhichcertainlycannotcontinuE.Weareconsumingonaverageeveryyearabouttheequivalentofabout1.5oneandahalftimestheresourcesavailabletotheplanet.ThatmeanswearecuttingtreesmorequicklythantheycanberestoreD.WearefishingtheoceansmorequicklythanfishingstockscanreproduceandweareemittingintheatmospheremoreCO2thanthenaturalsystemscanactuallyabsorbwhichisclearlynotsustainablE.Mr.LambertiniwarnsclimatechangeaffectsalmosteveryoneontheplanetandthatwholespeciesmaydisappeariftheworlddoesnotreducetheeffectsofhumansontheclimatE.32.Accordingtothepassagewhatkindofspeciesfacesthebiggestdropinpopulation?A.Landandoceanspecies.B.Animalswithbackbones.C.FreshwaterspeciesinLatinAmericA.D.Freshwaterspeciesinthetropics.33.Allthefollowingcancontributetothelossofworld’swildlifepopulationEXCEPT________.A.turningwildlifehabitatsintoagriculturelanD.B.makingsustainableuseofwildlifE.C.huntingillegally.D.emittingCO2gasesandpouringnitrogen.34.Whichdoestheunderlinedwordconvertinginparagraph4mean?A.Conserving.B.Conveying.C.Exchanging.D.Transforming.35.Itcanbeinferredfromthepassagethat_______.A.Marcoismuchconcernedabouthuman’scurrentbehaviorstowardswildlifE.B.whattheplanetprovidesnowcansatisfyhuman’ssustainabledevelopment.C.morethanhalfoftheworld’swildlifepopulationhasbeenlost.D.ifhumansreducetheeffectsontheclimatethewholespecieswillnotdisappear.
ScientistshaveprovedthatsleepingandlearninggohandinhanD.Evenashortnapcanboostourmemoryandsharpenourthinking.Buttherelationshipgoesdeeperthanthat.ThebrainisnotpassivewhileyousleepscientistAnatArzisaiD.It’squiteactivE.Youcandomanythingswhileyouareasleep.Arziandhercoworkersdidn’ttrytoteachthesleepingvolunteersanycomplexinformationlikenewwordsorfacts.Insteadthescientiststaughtvolunteerstomakenewconnectionsbetweensmellsandsounds.Whenwesmellsomethinggoodlikeaflowerwetakedeepbreaths.Whenwesmellsomethingbadwetakeshortbreaths.Arziandherco-workersbasedtheirexperimentonthesereactions.Oncethevolunteersfellasleepinthelabthescientistswenttowork.TheygavethemawhiffofsomethingpleasantandmeanwhileplayedaparticularmusicalnotE.Theydidn’twakeupbuttheyheard—andsniffed吸气deeply.ThenthescientistsgavethevolunteersawhiffofsomethingterribleandplayedadifferentmusicalnotE.Againthevolunteersheardandsmelled—ashortsnortthistime—butdidn’twakeup.Theresearchersrepeatedtheexperiment.Afterjustfourrepetitionsvolunteersmadeaconnectionbetweenthemusicalnotesandtheirpairedsmells.Whenthescientistsplayedthemusicaltonethatwentwithgoodsmellsthesleepersbreatheddeeply.Andwhenthescientistsplayedthemusicaltonethatwentwithbadsmellsthesleepersbreathedbriefly—despitetherebeingnobadsmell.Thenextdaythevolunteerswokeupwiththesound-smellconnection.Theybreatheddeeplywhenhearingonetoneandcuttheirbreathsshortwhenhearingtheotherwhichmusthavebeenunusualforthem.Imaginewalkingdownthestreetandtakingadeepbreathuponhearingaparticularsound!28.Inthestudythevolunteersweretaught_______.A.tobecomeactiveduringsleepB.totellthedifferencebetweensmellsC.tolearnnewwordsandscientificfactsD.tomakesound-smellconnections29.Howdidthevolunteersreactwhensmellingsomethingniceandhearingmusicalnotes?A.Theytookadeepbreath.B.Theyhadawonderfuldream.C.TheywokeupatoncE.D.Theytookashortbreath.30.Whenthevolunteerswokeupthenextdaythey_______.A.learnedhowtoplaytomusicaltonesB.forgotwhathappenedduringtheirsleepC.continuedwiththesound-smellconnectionD.changedtheirreactionwhenhearingthesound31.Thepassagemainlytellsus_______.A.specialsmellsandsoundscanimproveourmemoryB.ourbraincanactuallylearnsomethingnewduringsleepC.thevolunteerswillalwayshearsimilarsoundsonthestreetD.ourbraincantellthedifferencebetweensmellsduringsleep
Weathercanbeforecastedinvariousways.WhenpeoplewanttoknowabouttheweathertheyusuallygototheirradiosTVsnewspapersortotheInternet.Howeveryoucanalsofindmanyweathersignsamongwildlifebecauseoftheirhighlydevelopedsenses.Dropsinairpressure压力produceaneffectonsmallanimalsinmanyways.Miceanddeeraregoodweatherindicators.PeoplewhospendalotoftimeoutdoorshaveobservedthatbeforeastormfieldmicecomeoutoftheirholesandrunarounD.Deerleavehighgroundandcomedownfromthemountains.Birdsareespeciallygoodweatherindicatorsbecausetheyalsoshowtheeffectofapressuredropinmanyways.Forexamplesomebirdsbecomeirritable急躁的andquarrelsomeandwillfightoverapieceofbreaD.Otherbirdschirp叽叽喳喳andsingjustbeforeastorm.Itseemstheyknowtheywon’tgetanotherchanceforanhourortwo.Birdsalsoseeksafeplacesbeforeastorm.Youwillsometimesseebirdssettlingintreesorgatheringtogetheronawireclosetoabuilding.Pre-stormlowpressuremakestheairsothinthatbirdshavedifficultyflying.Itisunusualtoseemanybirdsflyingoverheadinthesummertimeratherthanduringtheperiodsinthespringorautumn.Watchforotherweathersignsifyouseethis.Iftheyflyinthewrongdirectiontheymaybeflyingaheadofastorm.Bypayingcloserattentiontosomeimportantsignsinnaturewecanbecomebetterpreparedforanykindofweather.45.Therewillbeastormifbirds______.A.danceintreesB.shareapieceofbreadC.comedownfromtalltreesD.makemorenoisethanusual46.Howcanbirdssensethecomingofastorm?A.ByfeelingadropinairpressurE.B.ByfeelingadropinairtemperaturE.C.Bynoticingthechangeofwinddirections.D.Bynoticingthemovementsofotheranimals.47.Thebesttitleforthetextwouldbe______.A.SignsofaStormB.DropsinAirPressureC.Animals’SharpSensesD.Nature’sWeatherSigns
Nomatterwhoyouareorwhereyoucomefromonethingiscertain:youarefamiliartothemosquitoalthoughyouprobablywishyouweren't.MosquitoesareeverywherE.Theycanbefoundallovertheworldandtheycomeinmorethan2500species种.SomewhereatsometimeyouhavesurelymetatleastonE.Noonelovesthemosquito.Butunfortunatelythemosquitomaydecidewhosheloves.She?YesshE.Doyouknowthatonlythefemalemosquitobites?Wellit'struE.Andit'snotbecausesheisunfriendly;sheneedsbloodtoreproducE.Doyouknowhowthefemalemosquitodecideswhomtobite?Sheisquiteselectiveandshechooseshervictims猎物carefully.Firstsheusessensorstofindhervictim.Thesesensorsarelocatedonhertwoantennae触角andherthreepairsoflegs.Withthesesensorsshetestsyourbodymoisturebodywarmthandchemicalsubstancesinyoursweat.Ifshelikeswhatshefindsshebites.Butifyouarenotattractiveshe'llrejectyouforanotheronE.Thenexttimeamosquitobitesyoujustrememberthatyouarechosen.Youarespecial.Ifthemosquitolikesyoushesettlesontoyourfleshverygentlyandshebreaksyourskinwithherlongnosetip.Longnosetip?What'sthat?It'sakindofmouthanditsticksoutjustbelowthemosquito'seyes.Itcontainssixsharpinstrumentscalledstyles.Shethrustsallsixstylesintoyourskinatonceandifshehitsabloodpipeshe'llgetafulldinnerinaboutaminutE.Allthisusuallytakesplacesoquicklyandquietlythatyoumaynothavedoubtedanythingishappening.Whydoesamosquitobiteitch痒?TheitchisnotreallyfromthebitE.lt'sfromthesaliva口水themosquitomixeswithyourbloodtokeepitfrombeingblockedasshesucksupherlongnosetip.BythetimetheitchbeginsshehasgonE.Andthenwhathappens?WellafterherdeliciousdinnerthemosquitoistireD.Shejustwantstofindaplacetorest.Heavywithyourbloodshepicksaspotonaleafawallorastonetoquietlylayhereggs.Justonedropofbloodwillproducehundredsofeggs.13.Thefemalemosquitolooksforyoubecauseshe______.A.isthirstyforyourbloodB.needsbloodtoreproduceC.losesherhearttoyouD.feelshungryatthetime14.Onlywhen_______doesshedobiting.A.shelocatesthesesensorsonhertwoantennaeB.shefindstheweatherisfineC.shefindsbodymoisturebodywarmthandchemicalsubstancesD.shefindswhatshelikes15.Itis_______thatmakesyouitch.A.yourbloodB.herbiteC.hersuckD.hersaliva
Scientistsaretryingtocopytheprocessofphotosynthesis光合作用bymakingaman-madeleaftoproducecleanpower.Throughphotosynthesisplantsusesunlighttochangewaterandcarbondioxideintosugar.Itisthemosteffectiveuseofsolarenergyontheearth.Allthepowerneededinayearcouldbemetbytheenergycontainedinthesunlighthittingtheearthinonehour.ResearchersatImperialCollegeinLondonhavebeguna￡1millionstudyoftheso-calledman-madeleafhopingtoproduceasystemthatcanproducecleanenergythewayleavesdoTheGuardianreports.Itcouldbeusedinfuelcellstomakeelectricityandtopowercleanvehicleswithoutharmingtheenvironment.Scientistsforecastthatifman-madephotosynthesissystemscoulduse10percentofthesunlightfallingonthemtheywouldonlyneedtocover0.16percentoftheearth’ssurfacetosatisfyglobalenergyneeds.JamesBarberabiologistatthecollegeandleaderoftheprojecttellsTheGuardianIfaleafcandoitwecandoitevenbetter.Itdoesn’tmeanthatyoutrytoimitatetheleafexactly.Thekeyliesinthebasicprincipleofhowitworks.LeonardodaVincitriedtodesignflyingmachineswithfeathersbutintheendwe’vebuiltplaneslike747sandAirbus380scompletelydifferentfrombirdsandinmanywaysbetter.Thechallengeistogethydrogen氢气outofwaterusingareadysupplyofenergyBarberadds.ScientistscanalreadyproducehydrogenbybreakingdownwaterbuttheprocessisquiteexpensivE.JohnLoughheadexecutivedirectoroftheUKEnergyResearchCentretellsTheGuardianWeknowthatsinceplantshavealreadyevolvedtodoitit’sfundamentally基本上aworkableprocessonalargescalE.Inthelongruntheonlysustainable可持续的formofenergywe’vegotisthesun.Whatmakesthislookreallyinterestingisthatwe’restartingfromabaseweknowisworkablE.32.Ifscientistssucceedwhatwilltheman-madeleafprovide?A.Sugar.B.WaterandcarbondioxidE.C.Cleanpower.D.Electricity.33.WhyisLeonardodaVincimentionedinParagraph5?A.Hetriedtodesignflyingmachineswithfeatherssimilartowhatresearchersdevelopingtheman-madeleafhaveinminD.B.Realplanesarecompletelydifferentfromtheonesheimaginedjustastheman-madeleafwillbedifferentfromarealonE.C.Itwashisinventionthatinspiredthescientiststodesigntheman-madeleaf.D.Planesarebetterthanthemachineshedesignedsotheman-madeleafwillbebetterthanarealonE.34.Whatwillbeabreakthroughfortheman-madeleafproject?A.Howtogethydrogenoutofwatercheaply.B.Howtocopytheprocessofphotosynthesis.C.Howtogetenoughsunlightandhydrogen.D.Howtogetenoughfundstosupporttheresearch.35.Whatistheresearchers’attitudetowardthisproject?A.PositivE.B..NegativE.C.ObjectivE.D.PassivE.
SeeacellphonecoverthatyoulikeonTaobao?Forgetaboutplacinganorderpayingthebillonlineandwaitingfordaysforittobedeliveredtoyou.Inthenearfutureyou'llbeabletogetitinminutesjustbyhittingprintonyourcomputer.YoumightfindithardtobelievethatyoucouldactuallyprintanobjectlikeyouwouldapicturE.Butitisnotthathardtounderstandhowitwouldwork.Justasatraditionalprinterspraysinkontopaperlinebylinemodern3DprintersspreadmaterialontoasurfacelayerbylayerfromthebottomtothetopgraduallybuildingupashapE.Insteadofinkthematerialsthe3Dprinterusesaremainlyplasticresin树脂andcertainmetals.Thethinnereachlayeris—fromamillimetretolessthanthewidthofahair—thesmootherandfinertheobjectwillbE.Thismaysoundlikeacompletelynewtechnologybutthetruthisthat3Dprintinghasbeenaroundsincethelate1980s.Backthenitwasbarelyaffordableformostpeoplesofewknewaboutit.Lastyearthoughsawabigchangeinthe3Dprintingindustry—printersbecamemuchcheaper.Forexample10yearsagoadesktop3Dprintermighthavecost￡20000whilenowtheycostonlyabout￡1000accordingtotheBBC.Takenoutofthefactoryandintroducedtomorediverseandcommonuses3Dprintingcancreatejustaboutanythingyoucanthinkof—flutesbikinisjewelryaircraftpartsandevenhumanorgans.InfactscientistsfromCornellUniversityinNewYorkhavejustmadeanartificialearusinga3DprinteraccordingtoScienceDaily.ThefakeearlooksandactsexactlylikeanaturalonE.Howeveras3Dprintingbecomesmorecommonitmaybringaboutcertainproblems—suchaspiracy.Onceyoucandownloadacoffeemakerorprintoutanewsetofkitchenutensils餐具onyourpersonal3Dprinterwhowillvisitaretailstoreagainanexpertin3DprintingtoldForbesNews.Evenmorefrighteningwhatifanyoneintheworldcouldusea3Dprintertoprintoutafullyfunctioninggun?32.Accordingtothearticleinthefuturethe3Dprintingtechnologywill_______.A.enablepeopletomakebetterpurchasesonlineB.changethewaywemakemanyproductsC.beappliedaswidelyinourdailylifeascomputersD.shortenthetimeittakesforpeopletogetwhattheybuyonline33.Whathappenedinthe3Dprintingindustrylastyear?A.The3Dprintingtechnologywastakenoutofthefactory.B.The3Dprintingtechnologybegantobeusedinvariousfields.C.The3DprinterwasusedformedicaltreatmentforthefirsttimE.D.The3Dprinterbecamemoreaffordableforconsumers.34.Whatisthebesttitleofthepassage?A.GreatDemandfor3DPrintersB.TechnologyintheFutureC.OnlineShoppingDisappearingD.PrintingoutEverything35.Howisthelastparagraphdeveloped?A.Bygivingexamples.B.Bymakingcomparisons.C.Byanalyzingthecauseandeffect.D.Bypresentingresearchfindings.
Evenbeforetherewerepeopletherewerecasesofairpollution.Therewereduststorms.VolcanoeseruptedsendingashandpoisonousgasesintotheatmospherE.Whenpeopleappearedonthesceneandbegantheirconquestofnaturetheyalsobegantopollutetheair.Theyclearedlandwhichmadepossibleevenlargerduststorms.Theybuiltcitiesandthesoot煤烟fromtheirhearthsfilledtheair.TheRomanauthorSenecawroteinAD61ofthestinksootandheavyairoftheimperialcity.In1257theQueenofEnglandwasforcedtomoveawayfromthecityofNottinghambecausetheheavysmokewasunbearablE.Theindustrialrevolutionbroughtevenworseairpollution.Coalwasburnedtopowerfactoriesandtoheathomes.Sootsmokeandsulfurdioxide二氧化硫filltheair.Thegoodolddays?Notinthefactorytowns.Buttherewerelargeruralareasunaffectedbyairpollution.Withincreasingpopulationtheentireworldisbecomingmoreurban.Itisthehugecitiesthataremostaffectedbyairpollution.ButruralareasarenotunaffecteD.Intheneighborhoodsaroundsmokyfactoriesthereisevidenceofincreasedratesofspontaneousabortion自然流产andofpoorwoolqualityinsheepdecreasedeggproductionandahighdeathrateinchickens.TrafficpoliceinTokyohavetoweargasmasksandtakeoxygenbreaks—breathingoccasionallyfromtanksofoxygen.SmoginAthensattimeshasforcedfactoryclosingsandtrafficrestrictions.AcidraininCanadaiscausedbyairpollutionintheUnitedStatescontributingtostrainedrelationshipsbetweenthetwocountries.SydneyRomeTehranAnkaraMexicoCityandmostothermajorcitiesintheworldhavehadfrighteningexperiencesofairpollution.Oneofthetwomajortypesofsmog—consistingofsmokefogsulfurdioxidesulfuringacidH2SO4ashandsoot—iscalledLondonsmog.IndeedthewordsmogisthoughttohaveoriginatedinEnglandin1905asacontractionofthewordssmokeandfog.ProbablytheworstcaseofsmoginhistorystartedinLondononThursday4December1952.A.largecoldairmassmovedintothevalleyoftheThamesRiver.A.temperatureinversionplacedablanketofwarmairoverthecoldair.Withnightfalladensefogandbelow-freezingtemperaturescausedthepeopleofLondontoputcoalintotheirsmallstoves.Millionsofthesefiresburnedthroughoutthenightpouringsulfurdioxideandsmokeintotheair.ThenextdayFridaythepeoplecontinuedtoburncoalwhenthetemperatureremainedbelowfreezing.ThefactoriesaddedtheirsmokeandchemicalfumestotheatmospherE.Saturdaywasadayofdarkness.FortwentymilesaroundLondonnolightcamethroughthesmog.Theairwascoldandstill.AndthecoalfirescontinuedtoburnthroughouttheweekenD.OnMonday8DecembermorethanonehundredpeoplediedofheartattackswhiletryingdesperatelytobreathE.BythetimeabreezeclearedtheaironTuesday9Decembermorethan4000deathshadbeencausedbythesmog.Sootandashcanberemovedbyelectrostaticprecipitators静电吸尘器.UnfortunatelytheyuselargeamountsofelectricityandtheelectricalenergywhichishardlyaffordableformostofushastocomefromsomewherE.Flyashremovedfromtheairhastobeputonthelandorwateralthoughitcouldbeusedinsomeway.Theelimination去除ofsulfurdioxideismoredifficult.Low-sulfurcoalisrareandexpensivE.Althoughsulfurcanbewashedfromfinelypulverized粉末化coaltheprocessisexpensivE.Therearealsoprocessesforchangingdirtycoalintocleanliquidandgaseousfuels.Theseprocessesmayholdpromiseforthefuturebuttheyaretooexpensivetocompeteeconomicallywithotherfuelsatpresent.Theyalsowasteapartofthecoal’senergy.45.Whatisthepassagemainlytalkingabout?A.Thetypeandformofpollution.B.Thecauseandeffectofpollution.C.Thesituationandeliminationofpollution.D.Theconceptandexamplesofpollution.46.Whatcanweinferfromthefirstparagraph?A.HumanbeingsshouldnothavebeguntheirconquestofnaturE.B.Humanactivitiescontributemoretopollutionthannaturaldisastersdo.C.SenecaandtheQueenofEnglandwerebothover-sensitivetoairpollution.D.Theindustrialrevolutionwasadisadvantageintermsofairpollution.47.WiththeexampleofdecreasedeggproductioninParagraph3theauthorintendsto_______A.explainwhytheworldisbecomingmoreurbanB.indicatethatheavypollutionalsoexistsinruralareasC.showthatlargecitiesaremostaffectedbyairpollutionD.provesmokyfactoriesaremoreaffectedbyairpollution48.Whatistherightorderaboutthe1952LondonSmog?A.A.breezeclearedtheairofLondon.B.ThousandsofpeopledieD.C.TherewasadayofdarknessinLondon.D.A.largecoldairmasscausedablanketofwarmairoverLondon.E.Londonpeoplemadecontinuousfiresfromcoaltokeepwarm.A.d-e-c-b-aB.c-e-d-a-bC.d-c-e-b-aD.c-d-e-a-b49.Whatdoestheauthormainlywanttosayinthelasttwoparagraphs?A.Thetechnologytoremoveairpollutionisonlycurrentlyindevelopment.B.Societymustbepreparedtospendwhateverittakestoeliminateairpollution.C.AirpollutioncontrolistoocostlytobeachievedatthecurrenttimE.D.Pollutioncanbecontrolledusingman-madescientifictechniques.50.Itcanbeinferredthatwhenwritingthisarticletheauthorwasinaan____moodaboutthetopiC.A.sympatheticB.optimisticC.desperateD.concerned
LetussupposeitisnowaboutA.D.2060.let’smakebelieveitisaboutfiftyyearsfromnow.ofcoursethingshavechangedandlifeisverydifferent.Voyagestothemoonarebeingmadeeveryday.Itisaseasytotakeaholidayonthemoontodayasitwasforthepeoplein1960totakeaholidayinEuropE.Atanumberofscenicspotsonthemoonmanyhotelshavebeenbuilt.Thehotelsareair-conditionednaturally.Inorderthateveryonecanenjoythebeautifulsceneryonthemooneveryroomhasatleastonepicturewindow.EverythingimaginableisprovidedforentertainmentofyoungandolD.Whatarepeopleeatingnow?PeoplearestilleatingfooD.Theyhaven’tyetstartedtotakeonheir继承supplyofenergydirectlyaselectricalcurrentorasnuclearpower.Theymaysomeday.Butmanyfoodsnowcomeinpillformandthefoodthatgoesintothepillcontinuestocomemainlyfromgreenplants.Sincethereareseveraltimesasmanypeopleintheworldtodayastherewereahundredyearsagomostofourplanet’ssurfacehastobefilleD.Thedesertsareirrigated灌溉withwaterandcropsarenolongerdestroyedbypests.TheharvestisalwaysgooD.FarmingofcourseisveryhighlydevelopeD.Veryfewpeoplehavetoworkonthefarm.Itispossibletorunthefarmbyjustpushingafewbuttonsnowandthen.Peoplearenowlargelyvegetarians素食者.Youseeasthenumberofpeopleincreasesthenumberofanimaldecreases.Thereforethepeoplehavetobevegetariansandwearehealthierbothinourbodiesandinourmindsandweknowthecausesandcureofdiseaseandpainanditispossibletogetridofdiseases.NoonehastobeillanymorE.Suchwouldbeourlifein2060.21.AccordingtothetextwhatwillbeonthemooninaboutA.D.2060?A.Manyotheranimals.B.Manytourists.C.Manyplants.D.A.seA.22.Whatwillpeopleeatin2060accordingtothetext?A.Foodsinpillform.B.Foodsingasform.C.Biscuitsinpillform.D.Foodsinwaterform.23.Whyarepeoplelargelyvegetariansin2060?A.Therearefeweranimalsexistingonearth.B.Peopledon’tliketoeatmeat.C.PeoplenolongerneedfooD.D.Peoplearehealthyenough.
Nowscientistshavediscoveredthefirstevidencethattheanimalsactuallybehaveliketheirmasters.Justlikechildrentheyadoptalookandlearnapproachwhichmeanstheycanmimic模仿human’sactionswhengoingabouttheirtasks.BiologistsandpsychologistsattheuniversitiesofViennaandOxforddesignedanexperimenttotestthetheorythatdogsdohavetheabilitytocopywhattheyseeusingasimplewoodenbox.Inthestudytenownersshowedtheirdogshowtoopenthewoodenboxsometimesusingtheirheadstopushahandleandsometimesusingtheirhands.Inthefirstpartofthetestfivedogswererewardedwithapieceofsausageforcopyingtheirowners’actions.Theotherfivewererewardedwithfoodfornotcopyingandusingothermethods.Witheachdogtheexperimentwasrepeatedhundredsoftimesandthetimetakenforadogtogetitrighton85percentofattempts17goesoutof20wasrecordeD.Thedogsencouragedtomirrortheirownersreachedthispointalmostthreetimessooneronaveragethanthoserewardedfornotcopyingthem.InthesecondpartofthetestallthedogswereonlyrewardedforcopyingthemethodtheirownersuseD.Thefivedogspreviouslyrewardedforcopyingtheirownersreachedthe85percentmarkmorethantwiceastheotherfivE.InapaperpublishedinProceedingoftheRoyalSocietytheyconcludedLikehumansdogscan’thelpimitatingactionstheyseE.GoingfurthertheysaidTheresultssuggesttheimitative模仿的behaviorofdogsisshapedmorebytheirdevelopmentalinteractionswithhumansthanbytheirevolutionary进化的historyofdomestication驯化.CarolineKiskofromtheKennelclubsaidAdog’sbehaviorisinfluencedmuchlikethatofachildlearningrightfromwrongandadoptingsimilarpatternsofbehavior.Wehopethatownersunderstandtheimportanceoftheiractionsandusethisknowledgetosetgoodexamplesandthereforepositivelyinfluencethebehavioroftheirpets.28.What’sthebesttitleofthepassage?A.DogsAreIntelligentAnimalsB.DogsArelikeChildrenMostC.DogsBehavelikeTheirMastersD.DogsCanCompleteSimpleTasks29.TheunderlinedparttheyinParagraph4mostprobablyrefersto________.A.thedogs’mastersB.themagazine’spublishersC.allthepeopleinvolvedintheexperimentD.thebiologistsandpsychologists30.Theresearchersbelievedogs’imitativebehaviorcomesmainlyfrom______.A.domesticationB.humanrewardsC.evolutionD.human-doginteractions31.Whatcanbeinferredfromthelastparagraph?A.MastersshouldinfluencetheirdogsasearlyaspossiblE.B.A.man’sbadbehaviormayinfluencehisdog.C.Dogscan’tbeinfluencedbymeneasily.D.Dogsalwaysbehavepositively.
FundTianhongZenglibaohasbecomethefirstfundinChinatohit100billionyuan$16.30billionofsalesthankstoitscooperationwithYu’ebaoAlibaba’swealthmanagementproduct.Alipay支付宝attachedtothee-commercegiantAlibabaGroupannouncedinJuneitwouldofferitsuserstheoptiontodirectlyinvestwiththeprivateTianhongFundusingsparecashfromAlipayaccounts.ThebusinessiscalledYu’ebao.ThepastfivemonthshaveseenthisfundblossomowingtotheprosperousInterete-commerceplatformandtheSinglesDayshoppingspreeonNovember11hadhelpedYu’ebao.IntheprocessofadealonTaobaooncethebuyerpaysfortheorderhisorhermoneyisfirstacceptedbyAlipaythenafterheorshereceivesthegoodsafinalconfirmationismadeandAlipaythengivesthemoneytotheseller.Ifabuyerforgetstoconfirmpaymentthemoneyistransferredintotheseller’saccountafter10daysbythesystem.TheSinglesDayhadatotalvolumeof35billionyuan$5.75billionandthusalargeamountofmoneypassedthroughAlipay’saccount.AnalystsestimatedthatAlipaymayhavealsoboughtthefundusigtheextraincomewhichpowerfullyenlargedthescaleofYu’ebao.Profitpurchasinginvestorstendtochoosesafefinancialmanagementtools.TherelativelystableyieldsofYu’ebaoisfavoredbymostcustomersthereportsaiD.Chinesee-commerencegiantAlibabaallowsconsumerstoinvesttheirsparecashinthemoneymarketfundsthroughitsAlipayonlinepaymentservicE.TheproductcalledYu’ebaoorLeftoversTreasurehasnetted130billionyuansofarmakingthefund’smanagementfirmTianhongFundthecountry’slargestfundmanagementcompany.MeanwhileduetothecooperationwithAlipaythemanagementscaleofTianhongmonetaryfundhasdoubledfrom55.653billionyuanattheendofSeptembertoover100billionyuan.DuringtheSinglesDaythefrequencyofpaymentofAlipayandYu’ebaoexceeded188millionand16.79millionwithtotaltransactionvolumeat35billionyuanand6billionyuan.13.Thefundhasbeensuccessfulsofarmainlybecause________.A.itisthecountry’slargestfundmanagementfunD.B.itwasthefirstinChinatocooperatewithYu’ebao.C.consumerscandirectlyinvestthesparecashinitthroughonlinepaymentservicE.D.TheonlineshoppingisprosperousandtheSinglesDayshoppingmakesgreatcontribution.14.FromthepassagewecanknowthatAlipay__________.A.allowssellerstoinvesttheirsparecashinthemoneymarketfunds.B.offersthebusinesscalledYu’ebao.C.hasdoubledto55.653billionyuanattheendofSeptemberD.transfersthemoneyfromthebuyertothesellerdirectly15.Whichofthefollowingisthebesttitleofthepassage?A.Yu’ebaotherightchoicetoinvestB.AlibabahelpsmakeChina’slargestfundC.CelesticathelargestfundinChinaD.AlipayabranchofAlibabagroup
Therearethreekindsofgoals:short-termmedium-termandlong-termgoals.Short-termgoalsarethosethatusuallydealwithcurrentactivitieswhichwecanapplyonadailybasis.Suchgoalscanbeachievedinaweekorlessortwoweeksorpossiblemonths.Itshouldberememberedthatjustasabuildingisnostrongerthanitsfoundationourlong-termgoalscannotmeanverymuchwithouttheachievementofsolidshort-termgoals.Uponcompletingourshort-termgoalsweshoulddatetheoccasionandthenaddnewshort-termgoalsthatwillbuildonthosethathavebeencompleteD.Themedium-termgoalsbulked延伸onthefoundationoftheshort-rangegoals.Theymightdealwithjustonetermofschoolorthewholeschoolyearortheycouldevenextendforseveralyears.AnytimeyoumoveastepatatimeyoushouldneverallowyourselftobecomediscouragedorovercomE.AsyoucompleteeachstepyouwillenforcethebeliefinyourabilitytogrowandsucceeD.AndasyourlistofcompletiondatesgrowyourmotivationanddesirewillincreasE.Long-termgoalsmayberelatedtoourdreamsofthefuturE.TheymightcoverfiveyearsormorE.Lifeisnotastatic静止的thing.Weshouldneverallowalong-termgoaltolimitusorourcourseofaction.26.Ourlong-termgoalsmeanalot______.A.ifwecannotreachsolidshort-termgoalsB.ifwecompleteourshort-termgoalsC.ifwewritedownthedatesD.ifweputforwardsomeplans27.Newshort-termgoalsarebuiltupon______.A.twoyearsB.long-termgoalsC.thegoalsthathavebeencompletedD.currentactivities28.Whenwecompleteeachstepofourgoals______.A.wewillwinfinalsuccessB.weareovercomeC.weshouldbuildupconfidenceofsuccessD.weshoulddesireforsettingnewgoals29.Onceourgoalsareset_______.A.wemaychangeourgoalsaswehavenewideasandopportunitiesB.weshouldsticktothemwhateverhappensC.wehadbetterwaitfortheexcitingnewsofsuccessD.wehavemadegreatdecision30.Itisimpliedbutnotstated陈述inthepassagethat______.A.thosewhohavelong-termgoalswillsucceedB.writingdownthedatesmaydiscourageyouC.thegoalisonlyaguideforustoreachourdestinationD.everyoneshouldhaveagoal
YouAreWhatYouEatGenetic基因的engineeringisthescientificchangeofthegeneticmaterialinalivingorganism.Itallowsscientiststoidentifyspecificgenestoremovethemfromanorganism'schromosomes染色体improvethemanalyzethemandpossiblyclonethemandtothenreinsertthechangedgeneintotheoriginalorganismoracompletelydifferentorganism.Unliketraditionalbreeding繁殖whereadesiredqualitywouldbebredwithinthesamespeciesgeneticengineeringcaninsertdesiredonesintoorganismsofdifferentspecies.Wow--Didyoucatchthat?Geneticengineeringcreatesmanypositivecontributionstoagriculture.ForexamplebygeneticallyengineeredGEfoodsanti-canceragentsmineralsandvitaminscanbeincreased.Improvedtasteshelflifeandbettertransportareallpossible.AlsoGEplantscanincreasepestandbacterialresistancethereforemakingthefoodsafeforconsumers.Butsomearguethatthepossiblenegativeeffectsoutweighthepositivesandcriticsarestartingtovoicetheirconcerns.UnlikeEuropeintheUnitedStateslabelingisnotrequiredongeneticallyengineeredfoodsoronfoodsthatcontaingeneticallyengineeredproducts.MostAmericansdonotrealizethattheyareinfacteatingGEfoods.Thepublicisalsoconcernedabouttheunknownhealthrisks.Withlimitedunderstandingofgenesscientistscannotpredictpossibleeffects.BecausemostgenesintroducedintoGEplantscomefromsourcesnotintroducedintothehumanbodyitisimpossibletoknowiftheywillcausereactions.Moreoverduetothelackoflabelingifallergiesdevelopitwillbeextremelydifficulttofindtheoriginofthem.Thereisalsoamajormoralquestioninmanyminds.Formanytheconflictisnotifitissafeornotbutitdisturbsthembecauseitisunnaturalandunnecessary.Wearecurrentlyproducingoneandahalftimestheamountoffoodneededtofeedtheworldyetoneinsevenpeoplearestarving.GEfoodisunnecessaryandfailstoaddresstherootofhunger.Manybelievethattheonlypeoplewhowillbenefitarethecorporationsthatproduceit.ScientistscannotforeseethepossibleeffectsofGEfoodsyetweeatthemeverydaywithoutevenknowingit.WealreadyhaveenoughfoodsowhycreatemorethatcouldbepotentiallyharmfultoustotheEarthandtoallwildlife?Ithinkthatthebenefitsareamazingbutuntilweknowforsurehowthesefoodswillaffectustheyarenotworththerisk.32.Accordingtothepassagetraditionalbreedingisdifferentfromgeneticengineeringbecause_____.A.traditionalbreedingchangesthegenesinthesamespeciesB.traditionalbreedingchangesthegenesindifferentspeciesC.traditionalbreedingtakesplacewithinthesamespeciesD.traditionalbreedingismorescientific33.ThelackoflabelinginParagraph4indicates______.A.informationconcerninggenesourcesisunavailabletocustomersB.itiscurrentlypossibletofindtheoriginsofsomeallergiesC.scientiststrytohidepotentialdangersfromcustomersD.theUSgovernmentisresponsibleforGEfood34.AccordingtoParagraph5GEfoodisunnecessarybecause______.A.itwon'thelpsolvetheproblemofhungerintheworldB.therearepotentialdangersinproducingGEfoodC.we'renowproducingmorefoodthanbeforeD.customerswillbenefitfromGEfood35.Whatistheauthor'sattitudetowardsgeneticengineering?A.Welcoming.B.Disapproving.C.Unconcerned.D.Optimistic.
TheancientGreekphilosopherPlatosaidMusicisamorallaw.Itgivessoultotheuniversewingstothemindflighttotheimaginationandcharmandjoytolifeandtoeverything.WeknowthatmusicbringsjoyandcomfortandmakesusfeelhappySpencersays.Butresearchhasalsodiscoveredmusicplaysapowerfulroleinthementaldevelopmentofchildren.Musicinspirescreativityimaginationandself-expression.Italsobuildsself-respectandisgoodformemoryskills.ThepowerofmusicMuchresearchsupportsbothSpencerandPlato.A.StanfordUniversitystudyfoundthatmusicaltrainingimprovesthewaythebrainprocessesthespokenworD.ResearchfromCanadafoundthatchildrenagedfourtosixyearsoldwhohadmusiclessonshadbettermemoriesaswellashigherabilitytoreadandwriteandmathslevels.Notinthecurriculum课程Researchshowsit'snotthatsmartkidsplaymusic;it'sthatmusicmakeskidssmarter.ItsupportsSpencer'scallformusictobeastandardpartoftheschoolcurriculumlikeEnglishandmaths.Musiciseverywherebutnotat75percentofpublicschoolsaroundAustraliawhodon'thaveadevotedmusicteacherSpencersays.It'ssadthatmanychildrendon'thaveaccesstoformalmusicaleducationparticularlywhenithassuchaneffectonachild'sdevelopment.It'suptoparentsInvolvingourchildreninmusicdoesn'thavetobeexpensivE.Andmanyparentsgivetheirkidsmusicalexposuresubliminally下意识地beitthroughsingingtheradioorstereo.Butparentscantakeittothenextlevelbytalkingaboutmusicandexposingkidstodifferentstyles.Formanyolderchildrenmusicispartoftheircultureandwhileparentsdon'thavetolikeittheycanstillengagetheirkidsinconversationaboutit.IdeallySpencerwouldlikeeverychildtolearnaninstrument.KidscanaccesscheapinstrumentslikeaukulelerecorderorharmonicaSpencersays.HesaystheInternethasalotoffreevideoswhichteachyouhowtoplayinstruments.Ican'tstressenoughhowimportantmusicishesays.Itbuildsrelationshipsunitespeopleandmostimportantlyitisfun.28.Plato'swordsarementionedatthebeginningofthetexttoshowthat______.A.musichasmagicpowerB.everythingisrelatedtomusicC.DonSpenceradmiresPlatoD.musicwasimportantinancienttime29.Fromtheresearchmentionedinthepassagewecanlearn______.A.musiccanmakechildrensmarterB.childrenagedfourtosixhavebettermemoriesC.therearenoprofessionalmusicteachersinAustraliaD.musicisastandardpartoftheschoolcurriculuminmostschools30.Itcanbeinferredfromthelastfourparagraphsthat______.A.parentsalwaysexposetheirchildrentodifferentmusicB.parentscannottalkaboutmusicwiththeirolderchildrenC.musicalinstrumentsareoftenexpensiveandnotavailableD.peoplecanhaveeasyaccesstoleaninghowtoplayinstruments31.Whatmightbethebesttitleforthepassage?A.WhenMusicIsTaughtB.WhyMusicMattersC.WhatWeLearnfromMusicD.HowChildrenLearnMusic
Sciencehasalotofuses.Itcanreveal揭示lawsofnaturecurediseasesmakebombsandhelpbridgestostandup.Indeedscienceissogoodatwhatitdoesthatthere’salwaysatemptation__todragitintoproblemswhereitmaynotbehelpful.DavidBrooksauthorofTheSocialAnimalTheHiddenSourcesofLoveCharacterandAchievementappearstobethelatestinalonglineofwriterswhohavefailedtoresistthetemptation.Brooksgainedfameforseveralbooks.HislatestbookTheSocialAnimalhoweverismoreambitiousandseriousthanhisearlierbooks.Itisanattempttodealwithasetofweightytopics.Thebookfocusesonbigquestions:Whathassciencerevealedabouthumannature?Whatarethesourcesofcharacter?Andwhyaresomepeoplehappyandsuccessfulwhileothersaren’t?ToanswerthesequestionsBrookssurveysawiderangeofsubjects.Becauseofthisyoumightexpectthebooktocoveravarietyoffacts.ButBrookshasstructuredhisbookinanunusualandperhapsunfortunateway.Insteadofintroducingscientifictheorieshetellsastorywithinwhichhetriestomakehispointsperhapsinordertokeepthereader’sattention.SoasHaroldandEricatheheroandheroineinhisstorylivethroughchildhoodwehearaboutthescienceofchilddevelopmentandastheybegintodatewehearaboutthetheoryofsexualattraction.Brookscarriesthisthroughtothedeathofoneofhischaracters.OnthewholeBrooks’sstoryisacceptableifuninspireD.Asonewouldexpecthiswritingismostlyclearandtobefairsomechaptersstandoutabovetherest.IenjoyedforinstancethechapterinwhichHarolddiscovershowtothinkonhisown.WhileHaroldandEricaarecertainlynotstrongcharactersthemoreseriousproblemswithTheSocialAnimallieelsewherE.TheseproblemspartlyinvolveBrooks’sattempttotranslatehistaleintosciencE.60.Theauthormentionsthefunctionsofscienceatthebeginningofthepassageto________.A.showwheresciencecanbeappliedB.showthevalueofBrooks’snewbookC.remindthereaderoftheimportanceofscienceD.explainwhymanywritersusescienceintheirworks61.Accordingtotheauthorwhichofthefollowingcouldbeastrengthofthebook?A.Itsstrongbasis.B.Itsconvincingpoints.C.Itsclearwriting.D.Itsstrongcharacters.62.WhatdoestheunderlinedwordthisrefertoinParagraph3?A.introducingscientifictheoriesB.tellingastoryC.thescienceofchilddevelopmentD.thetheoryofsexualattraction63.Whatistheauthor’sgeneralattitudetowardsthebook?A.Contradictory矛盾的B.SupportivE.C.Cautious.D.Critical.64.Whatistheauthorlikelytowriteaboutafterthelastparagraph?A.Problemswiththebook.B.Brooks’lifeexperiencE.C.Deathofthecharacters.D.Brooks’translationskills.
Anewplanet-huntingtechniquehasdetectedthemostearth-likeplanetyetaroundastarotherthanoursunraisinghopesoffindingaspacerockthatmightsupportlifeastronomers天文学家reportedrecently.Thisisanimportantdiscoverytoanswerthequestion‘Arewealone?’saidMichaelTurneroftheNationalScienceFoundation.Theteamhasdiscoveredthemostearth-likeplanetyetandmoreimportantlyhasprovedthepowerofanewtechniquethatissensitive灵敏的todetectingplanetsthatarefitforpeopletoliveonTurnersaidinastatement.Inthelastdecadeastronomershavedetectedmorethan160planetsmovingaroundstarsoutsideoursolarsystem.MostofthesehavebeengasgiantplanetslikeJupiterwhichareunfitforlifE.Butaninternationalteamhasdetectedacoldplanetabout5.5timesmoremassivethantheearth—stillsmallenoughtobeconsideredearth-like—movingaroundastarabout20000lightyearsawayclosetothecenteroftheMilkyWay.Tofindthisnewplanettheteamusedatechniquecalledgravitationalmicrolensing引力微观透镜法.Whenaplanetiscirclingthecloseststartheplanet’sgravitycanadditsownsignaturetothelight.ThiskindoflightsignaturewasobservedonJuly11byagroupoftelescopesinaprojectknownasOGLEshortforOpticalGravitationalLensingExperiment.Themainadvantageofmicrolensingisthesignalsforlow-massplanets:They’renotweaksignals.They’rejustrareBennettoftheUniversityofNotreDameinIndianasaidbytelephonE.Iftherehappenstobeastraightlinebetweenaforegroundstarwithitsplanetandthebackgroundsourcestarthenyou’reabletodetectthatplanet.28.TheunderlinedworddetectedinParagraph1probablymeans_________.A.discoveredB.destroyedC.createdD.searched29.Theauthor’spurposeinwritingthispassageisto____.A.provethatscientistshavealotofdifficultiesindoingscientificresearchB.explainwhythisplanetmovesaroundastarlikeoursunC.teachthereaderssomebasicknowledgeabouttheuniverseD.tellpeopleaboutanewtechniquethatfindsthemostearth-likeplanetmovingroundanotherstar30.Fromthenewsreportwecaninferthat_________.A.theplanetisliketheearthbecauseitisclosetothecenteroftheMilkyWayB.itisquitepossiblethatlifemayexistonotherplanetsintheuniverseC.peoplehavenointerestinfindingaplanetthatmightsupportlifeD.thequestionArewealoneistoodifficultforscientiststoanswer31.WhichofthefollowingstatementsisNOTtrueaccordingtothepassage?A.Thesignalscomingfromlow-massplanetsaretooweaktobenoticeD.B.Mostofthediscoveredplanetsarenotfitforpeopletoliveon.C.IfastarwithitsplanethappenstobeinlinewiththesourcestarthentheplanetcanbefounD.D.Thepowerofthenewtechniqueisprovedbythediscoveryoftheearth-likeplanet.
Readingtodogsisanunusualwaytohelpchildrenimprovetheirliteracyskills读写能力.Withtheirshiningbrowneyeswaggingtailsandunconditionallovedogscanprovidethenonjudgementallistenersneededforabeginningreadertogainconfidence自信心accordingtoIntermountainTherapyAnimalsITAinSaltLakeCity.ThegroupsaysitisthefirstprograminthecountrytousedogstohelpdevelopliteracyinchildrenwiththeintroductionofReadingEducationAssistanceDogsREAD.TheSaltLakeCityPublicLibraryissoldontheideA.Literacyspecialistsadmitthatchildrenwhoreadbelowtheleveloftheirfellowpupilsareoftenafraidofreadingaloudinagroupoftenhavelowerself-respectandregardreadingasaheadachesaidlisaMyronmanagerofthechildren'sdepartment.LastNovemberthetwogroupsstartedDogDayAfternooninthechildren'sdepartmentofthemainlibrary.About25childrenattendedeachofthefourSaturday-afternoonclassesreadingforhalfanhour.Thosewhoattendedthreeofthefourclassesreceivedapawgraphedbookatthelastclass.TheprogramwassosuccessfulthatthelibraryplanstorepeatitinAprilaccordingtoDanaThumpowskypublicrelationsmanager.44.Whatismainlydiscussedinthetext?A.Children'sreadingdifficulties.B.Advantagesofraisingdogs.C.Serviceinapubliclibrary.D.A.specialreadingprogram.45.Specialistsusedogstolistentochildrenreadingbecausetheythink_________.A.dogsareyoungchildren'sbestfriendsB.childrencanplaywithdogswhilereadingC.dogscanprovideencouragementforshychildrenD.childrenanddogsunderstandeachother46.BysayingTheSaltLakeCityPublicLibraryissoldontheidea'thewritermeansthelibraryA.usesdogstoattractchildrenB.acceptstheideaputforwardbyLTAC.hasopenedachildren'sdepartmentD.hasdecidedtotrainsomedogs47.A.pawgraphedbookismostprobablyA.abookusedinSaturdayclassesB.abookwrittenbythechildrenC.aprizeforthechildrenD.agiftfromparents
Wildweatherunexpectedcoralreefsanddangerousseacreaturesthesearethenightmares噩梦youcanimagineateenageronasolovoyage独自旅行aroundtheworldmightsufferfrom.ButforLauraDekkersailingaroundtheglobeseemslessapricetobepaidthanaprizetobetreasureD.Asthe19-year-oldDutchsailorsaidinMaidentripadocumentary纪录影片releasedlastyearaboutherexperienceofbecomingtheyoungestpersontosailaroundtheworldalonein2012Iwasbornonaboat.IlivedmyfirstfiveyearsatseA.AndeversinceallIhavewantedistoreturntothatlifE.Withheryacht游艇GuppyDekkerbeganherjourneyat14andsailed50004kilometersin519days.Theflyingfishkeepinghercompanythedolphinsfollowinginherwakeandthewarmdaysspentondeckplayingtheflute长笛asshewatchedanotherunforgettablesunsetwereenoughtomakeothersjealous.Butthesedidn’talwaysgowell.TherewereterriblemomentsinwhichDekkerfeareddeath.OnoneoccasionawhalealmostturnedGuppyover.AnothertimeshebattledextremewindsandGuppysurfeddown8-meter-highwaves.Outontheopenseaaloneshealsogotusedtolivingwithoutafridgeaflushing用水冲洗toiletandahotshower.Asahumanbeingyoudon’tneedmuchshetoldStuff.co.nz.Theymightmakelifemorecomfortablebutyoureallydon’tneedthemtobehappy.Infactheroutlookonlifewasshapedbythetrip.Iwantedthestorms.Iwantedthecalms.IwantedtofeellonelinessshetoldTheNewYorkTimes.AndnowIknowallthesethings.It’stheendofthedreamIhadasachildandit’sthebeginningofmylifeasasailor.28.AccordingtothetextinwhichyeardidDekkerbeginherjourneyof50004kilometersatsea?A.In2012B.In2010C.In2009D.In201129.ThemethodtheauthorusestodevelopParagraph5is________.A.offeringanalysesB.providingexplanationsC.givingexamplesD.makingcomparisons30.WhichofthefollowingcanbestdescribethegirlLauraDekker?_________.A.ModestandoptimisticB.PatientandhospitableC.BraveandgenerousD.Braveanddetermined31.HowdidLauraDekkerthinkofherlifeonthesea?A.Itwassodangerousandalmostruinedher.B.Itbroughthergreathappinessandmuchcomfort.C.Itisthesailingontheseathatmadeherwellknown.D.Fullofdangerandchallengeitmadeherexperiencehappinessandbetterunderstandlifeaswell.
Technologybenefitsusincountlessandgreatways.HoweverinthisapeofeverincreasingdigitalcontactourtechnologyusemaypromoteorpreventourrelationshipsdependingonoutofhowtomanageandmonitionitsusE.Usingalaptopwhileinthecompanyofapartnerwithoutinteractingwithhimresultedinacouple’snegativeinfluenceontheirrelationship.Onthecontrarycoupleswhousedtechnologytogetherwhilebecominginvolvedwitheachotherintheprocessresultedinpositiveinfluenceontheirrelationship.Technologyiseverywherethesedays-----especiallycellphones.Inthepastwhenwewaitedintimeatthegrocerystoreoratadoctor’sofficewewouldoftenstartaconversationwithanearlystranger.Todaythedefaultchoice默认选项seemstobeputtingoutheadsdownintoourphonesinsteadofface-to-faceconnectionwitheachother.Perhapsyouhaveexperiencedthefollowedplot.Youwalkintoanofficethatyoubelievetobeemptybecauseitissodeathlymats.Youaresurprisedinsteadtofinditfilledwithpeoplenecksbentdownwantbusilytappingontheirwellphonesinsteadofbecominginvolvedwithoneanother.ThisphenomenonbecauseparticularlyheartbreakingformerecentlyasIsatinmydentist’swaitingroomseatednexttoaanotherandheryoungdaughter.TheyounggirlsatquietlynexttohermotherwhocontusedtofocusherunderdidautomationonhercellponE.AfterwhatmusthaveseemedtobealongtimethedaughtersaidkindlyinanannoyedvoicE.Mom!Imissyou!Withafrightenedtookofembarrassmentthemomhurriedlyputhercellphoneintoherpurseandscoured抱起herdaughterup.Technologycancertainlymakethingseasierforusandhasrightfully合法地earnedanessentialplaceinmypersonalandprofessionallivE.Howeverforthebnalthofourrelationshipsandtheneedtocreatemoresocialandemotionalintimacy高密度wemustcarveouttechnology-freetimE.51.Accordingtothepassagetechnology_________.A.makesthingsmoreattractivetous.B.hasadvantagesanddisadvantagestoourrelationshipsC.changesourlifecompletelyD.bringsusmuchconvenience52.Thecouple’susingtechnologytogetherinthecaseofinteraction________A.canleadahappylifeB.maymakethemhavesimilaropinionsonlifeC.ismorebeneficialtotheirrelationshipthanonlyoneuses.D.makesthecouplelikecommunicatingwithothers53.TheunderlinedwordmuteinParA.4canbereplacedby_________A.darkB.coldC.cleanD.quiet54.ThefollowingstatementsaretrueEXCEPT____.A.itisphonesthatsometimespreventourface-to-faceconnectionB.todaymoreandmorepeoplearenotgoodatcommunicatingbecauseoftechnologyC.themothertheauthormetinhisdentist’swaitingroomwasaddictedtotheuseofphones.D.inordertoincreasetheintimacybetweenpeopleweshouldsparetimewithouttechnology.55.Whichisthebesttitleforthepassage?A.LookingawayfromyourphonE.B.CommunicatingwithpeoplearoundyouC.AvoidingusingcellphoneswhilewaitingD.Encouragingface-to-faceconnection
Theexpressionathirstforknowledgemaysoonhaveanewmeaningformillionsofpeoplewhohavenowaytogetcleanwater.Researchershavedevelopedabookwithspeciallytreatedpagesthatcanturndirtywaterintocleananddrinkablewater.TheysaytheirinventioncouldimprovethelivesofmanyinthedevelopingworlD.About700millionpeoplearoundtheworldareatriskofdiseaseorevendeathbecausetheirdrinkingwaterisnotclean.ThewaterispollutedbyharmfulbacteriA.Thebookcontains25pages.Eachpageisaboutonemillimeterthick.Thepagescontainverysmallparticles微粒ofsilver.Thepagescanbeusedasfilters过滤器toremoveharmfulmicroorganisms微生物thatcanpollutedrinkingwater.Thefilterkillstheorganismsthatpassthroughit.PicturesonthepagesshowthedangersofdirtywaterandhowtousethebookforthoseunabletoreaD.Thepagesaremadeoffilterpaper.Theyaredesignedtobetornfromthebook.WatercanbepouredthroughthepapertobecleaneD.Ms.Dankovichtheinventorsayseachpagecantreatupto100litersofwater.SherecentlypresentedherinventionatthemeetingoftheAmericanChemicalSocietyinBostonMassachusetts.Shewasaskedwhethershehadconsideredaddingclassicliteratureonthebook'spages.Theideaofclassictexts—that'sofinterestmaybelater.Wehavediscussedalittlebitmoreexcitingtext.Butwereallyhaven'thadthetimetogothroughthatpartshesays.TeriDankovichandanotherresearchertestedthedrinkablebookinBangladeshGhanaandSouthAfricA.Thetestsprovedtobesuccessful.WaterforLifeanon-governmentalorganizationhasprovidedfinancialsupportfortheproject.29.Whatdowelearnaboutthebookfromthetext?A.ItsellswellaroundtheworlD.B.Ithaspageswithseveralfunctions.C.Itisaboutenvironmentprotection.D.Itcantreatabout100litersofwater.30.WhatdoestheunderlinedphrasethatpartinParagraph6referto?A.Classictexts.B.Inventionpresentation.C.Excitingdiscussion.D.Financialsupport.31.Inwhichcountrydidnottheresearcherstestthedrinkablebook?A.Bangladesh.B.GhanaC.SouthAfricA.D.AmericA.32.Whatisthemainideaofthepassage?A.Researchershavefoundawaytosavethosebeingill.B.Millionsofpeopleareingreatneedofdrinkablewater.C.Bookpagescouldprovidesafedrinkingwater.D.Knowledgeisasimportantasdrinkablewater.
Avalanches雪崩areoneofthosenaturaldisastersthatcancausegreatdamageandonlyMotherNatureknowswhenandwheretheyaregoingtooccur.Evenwithmoderntechnologyitisstillimpossibletoknowexactlywhenorwhereoneisgoingtooccur.Mountainclimbersarewisetobecarefulasavalancheskillmanyofthemeachyear.Thephysicsofhowandwhyanavalancheoccursiscomplex.Therearetimesofhigherprobability.Duringtheyearthetransition转变fromwintertospringwillcausesomesnowandicetomeltwhichmaytrigger引起avalanches.AlsoatdaybreakthereisahigherprobabilityduetothetemperaturechangE.Whileclimbershikeupslopessomedistancebetweentheclimbersshouldbekept.Ifanavalancheoccursthentherewillbefewerliveslostandahigherprobabilitythatsomeonewillbeabletoseekhelp.SinceanaccidentismorelikelytohappenwhenatoplayerofsnowislooseavoidareaswhereheavysnoworrainhasrecentlyoccurreD.Trytochooseareasthatyouarefamiliarwithandstayinareaswithrocksbushesandtrees.TreesandbushesallowsnowtopileupandkeepthelayersstablE.IfanavalancheoccurstreeswilltaketheimpactofthesnowsothereisabetterchanceofbeingsafE.ClimbersmustpayattentiontothedegreeoftheslopE.Avalancheswon’toccuronlevelgroundandthereislittlesnowfallonverysteepareas.Thegreatestdangerisinareaswheretheslopeisbetween25and40degrees.Rememberthatifyougetstuckinanavalanchethereisnocarhireavailabletotakeyoutothenearestairport.5.Whatdoweknowfromthefirstparagraph?A.Manymountainclimbersdieofavalancheseachyear.B.OfallthenaturaldisastersavalanchescausethegreatestdamagE.C.Mostclimberswhomeetavalanchesdiefornotpayingenoughattentiontoavalanches.D.Withthedevelopmentofscienceandtechnologyavalanchescannowbepredictedexactly.6.Whyisthereahigherprobabilitythatanavalancheoccursatdaybreak?A.Becausedaybreakisthecoldesttimeofthedayinthemountain.B.Becauseitoftensnowsheavilyinthemountainsatdaybreak.C.Becausetemperaturechangesatdaybreak.D.Becausethetoplayersnowislooseatdaybreak.7.Itwouldn’tbeagoodideaforaclimberto_______whileclimbingamountain.A.KeepsomedistancefromotherclimbersB.AvoidareaswhereheavysnoworrainhasrecentlyoccurreD.C.ChooseareasthatheorsheisfamiliarwithD.Climbupaslopewhichisbetween25and40degrees
Asmorepeopleusesmartphonestopaybillsandstorepersonalinformationstrictpasswordsafetyhasbecomemoreimportantthanever.A.newstudyshowsthatfree-formgestures—sweepingfingersinshapesacrossthescreenofasmartphone—canbeusedtounlockphones.Thesegesturesarelesslikelytobeobservedandreproducedbyothersthantraditionaltypedpasswords.Allthatittakestostealapasswordisaquickeyesaidoneoftheresearchersofthestudy.Withallthepersonalinformationwehaveonourphonestodayimprovingtheirsafetyisbecomingincreasinglynecessary.Indevelopingasafesolutiontothisproblemtheresearchersstudiedthepracticalityofusingfree-formgestures.Withtheabilitytocreateanyshapeinanysizeandlocationonthescreenthegestureswerepopularaspasswords.Sinceuserscreatethemwithoutfollowingatemplate标准theresearcherspredictedthesegestureswouldallowforgreatercomplexity.Theresearcherscarriedoutacreate-test-retestexperimentwhere63peoplewereaskedtocreateagesturerecallitandrecallitagain10dayslater.Thegestureswerecaptured采集onarecognizersystemdesignedbytheteam.Usingthisdatatheytestedthecomplexityandaccuracyofeachgestureusinginformationtheory.Theresultoftheiranalysisisthatpeoplearefavorabletousefree-formgesturesaspasswords.Toputtheiranalysisintopracticetheresearchersthenhadsevenstudentsincomputerscienceandengineeringeachwithconsiderableexperiencewithtouchscreens触摸屏attempttostealafree-formgesturepasswordbyobservingaphoneusersecretly.Noneofthemwereabletocopythegestureswithenoughaccuracy.Thegesturesappeartobeextremelypowerfulagainstattacks.Thoughthetestingisinitsearlystageandwidespreadadaptationofthistechnologyisnotyetcleartheresearchteamplanstocontinuetoanalyzethesafetyandmanagementoffree-formpasswordsinthefuturE.Theybelievethisisthefirststudytoexplorefree-formgesturesaspasswords.Theywillsoonpublishtheirfindings.29.Whatcanwelearnaboutfree-formgestures?A.Theyareimprovingmobilesafetyinaway.B.Userswillhavetomakeuseofsimplegestures.C.Theywillneverbecopiedbyothers.D.Usersmustmovetheirfingersinfixedshapes.30.Theexperimentinparagraph4istotest_________offree-formgestures.A.templateB.applicationC.accuracyD.safety31.Accordingtothetexttheresearchersthinkthat________.A.itiseasytostealanypasswordwithaquickeyeB.betterwaysofsettingpasswordsshouldbedevelopedC.peoplehadbetternotusesmartphonestopaybillsD.personalinformationshouldnotbestoredinaphone32.Themainpurposeofthetextisto________.A.advisepeopletousefree-formgesturesB.discusswhethersmartphonesaresafeC.talkaboutthepracticalityofpasswordsD.introducethestudyofanewpassword
Ateamofscientistshaverecentlydiscovered30newspiderspeciesinChinawiththepromiseofhundredsmorewaitingtobefoundaccordingtoanewstudy.TheXishuangbannatropicalrainforestissituatedinthesouthernpartofYunnanwiththeLancangMekongRiverflowingthroughit.Theregioniswell-knownforitsrichbiodiversity生物多样化andisoneofthefewplacesinChinathatstillmaintainlargeareasofthetropicalrainforestwhichwonitsreputationastheKingdomofTropicalFauna动物群andFlora.Howeverduetotherichfaunaofrainforestsandextremediversityofspecies—aswellasthehardshipsoftheland—researchershaveyettofullycomprehendhowmanyanimalspeciesarehiddeninthisbiodiversityhotspot.AndinwhatislikelyjustasmallpartofthewonderfullandateamofscientistsfromInstituteofZoologyChineseAcademyofScienceshavediscovered30newspiderspecies.TheamazingbiologicaldiversitywehavewitnessedduringourworkonspidersinHuludaoisperhapsonlyapartofwhatXishuangbannatropicalrainforestsholdthestudy’sleadauthorProfessorShuqiangLisaidinastatement.Thenewstudydoesn’tshedlightonotheranimalspeciesintherainforestbutitdoesattempttouncoverthemysteryoftheregion’sspiders.Coveringonlyabout200hectareabout500acresofXishuangbannaanareacalledHuludaohasyieldedacollectionofapproximately700spiderspeciessinceLiandhiscolleaguesbegancollectingsamplesin2006.Andapartfromthe30newspiderspeciesdescribedinthejournalZooKeysLisayshisteamstillhasfoundaround100otherspidersthathaveyettobeofficiallyreporteD.Liandhiscolleagueshopethattheirfindingsalsoshowwhysafeguardingofrainforestsfromdeforestationandotherhumanactivitiesisimportant.32.XishuangbannaiscalledKingdomofTropicalFaunaandFlorabecause_________.A.ithasthebesttropicalrainforestintheworldB.itishometomanykindsofanimalsandplantsC.itislocatedinthesouthernpartofChinaD.itisfilledwithstrangeandspecialspecies33.Whatcanweinferfromthethirdandfourthparagraphs?A.Researchershaveexploredmostofthetropicalrainforest.B.Itisdangerousfortheresearcherstodealwiththespiders.C.ThetropicalrainforestwillgiveabigsurprisetotheworlD.D.Thetropicalrainforestisasuitableplacefordoingresearch.34.Whatwillhappeninthefutureaccordingtothepassage?A.Theworldwillgettoknowmorespeciesofspiders.B.Peoplewillcatchspidersfromtherainforest.C.TheresearcherswillsettledowninHuludao.D.HuludaowillseetouristsfromallovertheworlD.35.Wheredoesthistextprobablycomefrom?A.GeographicalfictionB.ScienceMagazineC.AnadvertisementD.Children’sliterature
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