首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
Richard Wagner Richard Wagner (1813 ~ 1883) is regarded by many ...
查看本题答案
包含此试题的试卷
理工类《单选集填空》真题及答案
点击查看
你可能感兴趣的试题
热门试题
更多
{{*HTML*}}阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ??{{U}}?46?{{/U}}YourAAAcomputeralsosupportsa seconddiskettedrivethatuses5.25-inchdiskettesor3.5-inchdiskettes dependinguponthetypeofdriveinstalled.??Therearetwocommon typesofdiskdrives:aharddiskdrivesometimescalledafixeddiskdrive andadiskettedrivesometimecalledafloppydiskdrive.{{U}}?47 ?{{/U}}Somemodelsmightnothaveaharddiskdrive.Withaharddisk yourcomputercanstorelargeamountsofinformationcalledfilesinone convenientplace.Usingaharddiskyourcomputercansaveandretrieve informationmuchfasterthanwithadiskettedrive.{{U}}?48 ?{{/U}}.??Eachdiskdrivehasaletterassignedtoitsoyou cantellyourcomputerwheretofindinformation.{{U}}?49?{{/U}}Ifyou haveaharddiskdriveitiscalleddriveC.??Ifyourcomputer hasaharddiskdrivedriveCthenyoucanstoreyouroperatingsystemand otherprogramsontheharddisk.{{U}}?50?{{/U}}Ifyourprogramsand informationfilesdatafilesarewellorganizedthenyourcomputercanfind andretrievetheinformationmuchfaster.Checkyouroperatingsystem documentationforinformationabouthowtosetadirectory.??If yourcomputerhasnoharddiskthenyoumustusethediskettedrivetoload yourprogramsandtostoreyourinformation.Youroperatingsystemand applicationprogramdocumentationhaveinformationaboutusingdiskdiskdrives andmakingprogramdiskettesanddatadiskettes.???A.For exampleifyourcomputerhastwodiskettedrivesoneiscalleddriveAthe otheriscalleddriveB.???B.Theharddiskdriveisbuilt intoyourcomputer.???C.Thekeytousingyourharddisk effectivelyisthewayyoustoreyourinformation.???D.The 5.25-inchdisketteisthinandflexible.???E.TheAAA computercomeswithadiskettethatuses3.5-inchdiskettes.?? ?F.Adiskettedriveusesaremovablediskettewhichhaslessstorage spacethanaharddisk.
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearetwogreatmysteriesaboutthe beach.Oneiswhyhumanbeingsflocktherebythousandsonlytoprostrate俯卧 themselvesindensepacksofglisteningflesh.Theotheriswhythesandgoes there.Strangeasitseemsoceanographershaveneverreallyunderstoodwhysand pilesupontheshore.NowDouglasInmanandDanielConleythinktheyhave solvedthepuzzle.??Thepuzzlehadtodowithwaves.Thoughit mightseemintuitivethatwavescarrywatertoshoreandsandalongwithit it’snotthatsimple.Thecrest浪尖ofapassingwaveliftsagivenhitofwater upwardandlandwardbuttheensuingtrough波谷pushesthewaterbackdownand Outtosea.Nearthebottomtherethesandisthewaterwasalwaysassumedto justslidebackandforth—andthesandwithit.Ifyoutakeaveryalooflook atabeachsaysInmanyou’llrealizethatifthetwomotionsmovesandback andforththesameamountthenallthesandshouldendupindeep water.’??Soforbeachestoexistthecrest’sonshoreflowmust somehowmoveenoughsandupthebeachtocountertheseawardtugofboththe troughandgravity.ThepressurechangesinthesandbedInmanandConley thinkarethekeytobeachcreation.Theyfoundthatsanddoesn’tjustslide backandforthwitheachpassingwave.Underatroughitdoesslideseaward ?inathinlayerjustabovethebottom.Butunderacrestitsmovementis oftenmoreelaborate.?Thehigherpressureunderacrest—higherbecausethe waterispiledhigher—forceswater?intotheporous多孔的sand.Thiscreates strongwhirlpoolsjustabovethesandwhichhelploosenit.Asthecrestpasses overheadthesandfirstrushesacrossthebottom;thenitabruptlyturns violentliftingoffthebottominlargeboilingbunches.Finallyjustafter thecrestpassesthesandexplodesupintothegreatwatercolumn.Theboiling andrushingmovemoresandthanthebackslidingunderatroughsothere’sanet movementofsandtowardtheshore.Whichofthefollowingisnotastepofbeachcreation?
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Peoplelivingonpartsofthesouth coastofEnglandfaceaseriousproblem.In1993theownersofalargehotel andofseveralhousesdiscoveredtotheirhorrorthattheirgardenshad disappearedovernight.Theseahadeatenintothesoftlimestonecliffsonwhich theyhadbeenbuilt.Whileexpertswerestudyingtheproblemthehoteland severalhousesdisappearedaltogetherslidingdownthecliffandintothe sea.??Erosion侵略蚀ofthewhitecliffsalongthesouthcoastof Englandhasalwaysbeenaproblembutithasbecomemoreseriousinrecent years.Dozensofhomeshavehadtobeabandonedastheseahascreptfartherand fartherinland.Expertshavestudiedtheareasmostaffectedandhavedrawnupa mapforlocalpeopleforecastingtheyearinwhichtheirhomeswillbe swallowedupbythehungrysea.??Angryownershavecalledonthe Governmenttoerectseadefensestoprotecttheirhomes.Governmentsurveyors havepointedoutthatinmostcasesthisisimpossible.Newseawallswould costhundredsofmillionsofpoundsandwouldmerelymakethewavesandcurrents gofurtheralongthecoastshiftingtheproblemfromoneareatoanother.The dangerislikelytocontinuetheysayuntilthewavesreachaninlandareaof hardrockwhichwillnotbeeatenaslimestoneis.Meanwhileifyouwanttobuy acheaphousewithanuncertainfutureapplytoahouseagentinoneofthe threatenedareasonthesouthcoastofEngland.Youcangetahousefora knockdownpricebutitmayturnouttobeaknockdown home.Itisnotfeasibletobuildseadefensetoprotectagainsterosionbecauseitistoocostlyandwillendangerneighboringareas.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??ToliveintheUntiedStatestodayis togainanappreciationforDahrendorf’sassertionthatsocialchangeexists everywhere.Technologytheapplicationofknowledgeforpracticalendsisa majorsourceofsocialchange.??Yetwewoulddowelltoremind ourselvesthattechnologyisahumancreation;itdoesnotexistnaturally.A spearorarobotisasmuchaculturalasaphysicalobject.Untilhumansusea speartohuntgameorarobottoproducemachinepartsneitherismuchmore thanasolidmassofmatter.Forabirdlookingforanobjectonwhichtorest aspearorrobotservesthepurposeequallywell.Theexplosionofthe Challengerspaceshuttle挑战者号航天飞机andtheRussiannuclearaccidentatChernobyl drivehomethehumanqualityoftechnology;theyprovidecasesinwhich well-plannedsystemssuddenlywenthaywire变得混乱andtherewasnoreadyhandto setthemright.Sincetechnologyisahumancreationweareresponsiblefor whatisdonewithit.Pessimistsworrythatwewilluseourtechnology eventuallytoblowourworldandourselvestopieces.Buttheyhavebeensaying thisfordecadesandsofarwehavemanagedtosurviveandevenflourish. Whetherwewillcontinuetodosointheyearsaheadremainsuncertain.Clearly theimpactoftechnologyonourlivesdeservesacloserexamination.? ?Fewtechnologicaldevelopmentshavehadagreaterimpactonourlivesthan thecomputerrevolution.Scientistsandengineershavedesignedspecialized machinesthatcandothetasksthatonceonlypeoplecoulddo.Therearethose whoassertthattheswitchtoaninformationbasedeconomyisinthesamecampas othergreathistoricalmilestonesparticularlytheIndustrialRevolution.Yet whenweaskwhytheIndustrialRevolutionwasarevolutionwefindthatitwas notthemachines.Theprimaryreasonwhyitwasarevolutionaryisthatitled togreatsocialchange.Itgaverisetomassproductionandthroughmass productiontoasocietyinwhichwealthwasnotconfinedtothefew.? ?Insomewhatsimilarfashioncomputerspromisetorevolutionizethe structureofAmericanlifeparticularlyastheyfreethehumanmindandopen newpossibilitiesinknowledgeandcommunication.?Theindustrial Revolutionsupplementedandreplacedthemusclesofhumansandanimalsby mechanicalmethods.Thecomputerextendsthisdevelopmenttosupplementand replacesomeaspectsofthemindofhumanbeingsbyelectronicmethods.Itis thecapacityofthecomputerforsolvingproblemsandmakingdecisionsthat representsitsgreatestpotentialandthatposesthegreatestdifficultiesin predictingtheimpactonsociety.Thepassageisbasedontheauthor’s______.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Peoplelivingonpartsofthesouth coastofEnglandfaceaseriousproblem.In1993theownersofalargehotel andofseveralhousesdiscoveredtotheirhorrorthattheirgardenshad disappearedovernight.Theseahadeatenintothesoftlimestonecliffsonwhich theyhadbeenbuilt.Whileexpertswerestudyingtheproblemthehoteland severalhousesdisappearedaltogetherslidingdownthecliffandintothe sea.??Erosion侵略蚀ofthewhitecliffsalongthesouthcoastof Englandhasalwaysbeenaproblembutithasbecomemoreseriousinrecent years.Dozensofhomeshavehadtobeabandonedastheseahascreptfartherand fartherinland.Expertshavestudiedtheareasmostaffectedandhavedrawnupa mapforlocalpeopleforecastingtheyearinwhichtheirhomeswillbe swallowedupbythehungrysea.??Angryownershavecalledonthe Governmenttoerectseadefensestoprotecttheirhomes.Governmentsurveyors havepointedoutthatinmostcasesthisisimpossible.Newseawallswould costhundredsofmillionsofpoundsandwouldmerelymakethewavesandcurrents gofurtheralongthecoastshiftingtheproblemfromoneareatoanother.The dangerislikelytocontinuetheysayuntilthewavesreachaninlandareaof hardrockwhichwillnotbeeatenaslimestoneis.Meanwhileifyouwanttobuy acheaphousewithanuncertainfutureapplytoahouseagentinoneofthe threatenedareasonthesouthcoastofEngland.Youcangetahousefora knockdownpricebutitmayturnouttobeaknockdown home.Theexperts’studyontheproblemoferosioncanwarnpeoplewhosehomesareindanger.
{{*HTML*}}{{B}}第二篇{{/B}} ??Botanythestudyofplantsoccupiesa peculiarpositioninthehistoryofhumanknowledge.?Fornotmany thousandsofyearsitwastheonefieldofawarenessaboutwhichhumanshad anythingmorethanthevaguestofinsights了解.Itisimpossibletoknowtoday justwhatourStoneAgeancestorsknewaboutplants.Butfromwhatwecan observeofpre-industrialsocietiesthatstillexistadetailedlearningof plantsandtheirpropertiesmustbeextremelyancient.Thisislogical.Plants arethebasisofthefoodpyramidforalllivingthingsevenforotherplants. Theyhavealwaysbeenenormouslyimportanttothewelfareofpeoplesnotonly forfoodbutalsoforclothingweaponstoolsdyesmedicinesshelteranda greatmanyotherpurposes.TribeslivingtodayinthejunglesoftheAmazon recognizeliterallyhundredsofplantsandknowmanypropertiesofeach.Tothem botanyassuchhasnonameandisprobab-lynotevenrecognizedasaspecial branchofknowledgeatall.??Unfortunatelythemore industrializedwebecomethefartherawaywemovefromdirectcontactwith plantsandthelessdistinctourknowledgeofbotanygrows.Yeteveryonecomes unconsciouslyonanamazingamountofbotanicalknowledgeandfewpeoplewill failtorecognizearoseanappleoranorchid.WhenourNeolithicancestors livingintheMiddleEastabout10000yearsagediscoveredthatcertain grassescouldbeharvestedandtheirseedsplantedforricheryieldsthenext seasonthefirstgreatstepinanewassociationofplantsandhumanswas taken.Grainswerediscoveredandfromthemflowedthemarvelofagriculture: cultivatedcrops.Fromthenonhumanswouldincreasinglytaketheirlivingfrom thecontrolledproductionofafewplantsratherthangettingalittlehereand alittletherefrommanyvarie-tiesthatgrewwildandtheaccumulatedknowledge oftensofthousandsofyearsofexperienceandintimacywithplantsinthewild wouldbegintofadeaway.Theauthormentionsaroseanappleoranorchidinorderto______.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Peoplelivingonpartsofthesouth coastofEnglandfaceaseriousproblem.In1993theownersofalargehotel andofseveralhousesdiscoveredtotheirhorrorthattheirgardenshad disappearedovernight.Theseahadeatenintothesoftlimestonecliffsonwhich theyhadbeenbuilt.Whileexpertswerestudyingtheproblemthehoteland severalhousesdisappearedaltogetherslidingdownthecliffandintothe sea.??Erosion侵略蚀ofthewhitecliffsalongthesouthcoastof Englandhasalwaysbeenaproblembutithasbecomemoreseriousinrecent years.Dozensofhomeshavehadtobeabandonedastheseahascreptfartherand fartherinland.Expertshavestudiedtheareasmostaffectedandhavedrawnupa mapforlocalpeopleforecastingtheyearinwhichtheirhomeswillbe swallowedupbythehungrysea.??Angryownershavecalledonthe Governmenttoerectseadefensestoprotecttheirhomes.Governmentsurveyors havepointedoutthatinmostcasesthisisimpossible.Newseawallswould costhundredsofmillionsofpoundsandwouldmerelymakethewavesandcurrents gofurtheralongthecoastshiftingtheproblemfromoneareatoanother.The dangerislikelytocontinuetheysayuntilthewavesreachaninlandareaof hardrockwhichwillnotbeeatenaslimestoneis.Meanwhileifyouwanttobuy acheaphousewithanuncertainfutureapplytoahouseagentinoneofthe threatenedareasonthesouthcoastofEngland.Youcangetahousefora knockdownpricebutitmayturnouttobeaknockdown home.TheerosionofthewhitecliffsinthesouthofEnglandhasnowbecomeathreattothelocalresidents.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
Thecityhasdecidedto{{U}}doawaywith{{/U}}alltheoldbuildingsinitscentre.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
Thereareonlyfiveminutesleftbutthe{{U}}outcome{{/U}}ofthematchisstillindoubt.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??Humanwantsseemendless.Whenastarvingmangetsamealhe beginstothinkaboutanovercoat;whenanexecutivegetsanewsportscar visionsofcountryclubsandpleasureboatsdanceintoview.2.?? Themanywantsofmankindmightberegardedasmakingupseverallevels.When thereismoneyenoughtosatisfyonelevelofwantsanotherlevel appears.?3.??Thefirstandmostbasiclevelofwants involvesfood.Oncethiswantissatisfiedasecondlevelofwantsappears: clothingandsometortofshelter.BytheendofWorldWarUthesewantswere satisfiedforagreatmajorityofAmerican.Thenathirdlevelappeared.Itin eludedsuchitemsasautomobilesandnewhouses.4.??By1957or 1958thisthirdlevelofwantswasfairlywellsatisfied.Theninthelate 1950safourthlevelofwantsappeared:thelifeenrichinglevel.Whilethe otherlevelsinvolve?physicalsatisfaction——thefeedingcomfortsafety andtransportationofthehumanbody——thislevelstressesmentalneedsfor recognitionachivementandhappiness.5.??Itincludesavariety ofgoodsandservicesmanyofwhichcouldbecalledluxuryitems.Amongthem arevacationtripsthebestmedicalanddentalcareandentertainment.Also includedfancyfoodsandthelateststylesinclothing.Onthefourthlevela greaterpercentageofconsumers’spendinggoestoserviceswhichonthefirst threelevelsmoreisspentongoods.6.??Afifthlevelprobably wouldinvolvewantsthatcanbeachievedbestbycomunityaction.Consumersmay bespendingmoreontaxestopayforgovernmentactionagainstdisease ignorancecrimeandprejudice.Afterfillingourstomachsourclothesclosets ourgaragesourteethandourmindswenowmayseektoensurethehealth safetyandleisuretoenjoymorefullythegoodthingsonthefirstfour levels.Manwillbegintothinkaboutsuchneedsashousingandclothingonlywhen______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??ToliveintheUntiedStatestodayis togainanappreciationforDahrendorf’sassertionthatsocialchangeexists everywhere.Technologytheapplicationofknowledgeforpracticalendsisa majorsourceofsocialchange.??Yetwewoulddowelltoremind ourselvesthattechnologyisahumancreation;itdoesnotexistnaturally.A spearorarobotisasmuchaculturalasaphysicalobject.Untilhumansusea speartohuntgameorarobottoproducemachinepartsneitherismuchmore thanasolidmassofmatter.Forabirdlookingforanobjectonwhichtorest aspearorrobotservesthepurposeequallywell.Theexplosionofthe Challengerspaceshuttle挑战者号航天飞机andtheRussiannuclearaccidentatChernobyl drivehomethehumanqualityoftechnology;theyprovidecasesinwhich well-plannedsystemssuddenlywenthaywire变得混乱andtherewasnoreadyhandto setthemright.Sincetechnologyisahumancreationweareresponsiblefor whatisdonewithit.Pessimistsworrythatwewilluseourtechnology eventuallytoblowourworldandourselvestopieces.Buttheyhavebeensaying thisfordecadesandsofarwehavemanagedtosurviveandevenflourish. Whetherwewillcontinuetodosointheyearsaheadremainsuncertain.Clearly theimpactoftechnologyonourlivesdeservesacloserexamination.? ?Fewtechnologicaldevelopmentshavehadagreaterimpactonourlivesthan thecomputerrevolution.Scientistsandengineershavedesignedspecialized machinesthatcandothetasksthatonceonlypeoplecoulddo.Therearethose whoassertthattheswitchtoaninformationbasedeconomyisinthesamecampas othergreathistoricalmilestonesparticularlytheIndustrialRevolution.Yet whenweaskwhytheIndustrialRevolutionwasarevolutionwefindthatitwas notthemachines.Theprimaryreasonwhyitwasarevolutionaryisthatitled togreatsocialchange.Itgaverisetomassproductionandthroughmass productiontoasocietyinwhichwealthwasnotconfinedtothefew.? ?Insomewhatsimilarfashioncomputerspromisetorevolutionizethe structureofAmericanlifeparticularlyastheyfreethehumanmindandopen newpossibilitiesinknowledgeandcommunication.?Theindustrial Revolutionsupplementedandreplacedthemusclesofhumansandanimalsby mechanicalmethods.Thecomputerextendsthisdevelopmenttosupplementand replacesomeaspectsofthemindofhumanbeingsbyelectronicmethods.Itis thecapacityofthecomputerforsolvingproblemsandmakingdecisionsthat representsitsgreatestpotentialandthatposesthegreatestdifficultiesin predictingtheimpactonsociety.Accordingtotheauthortheintroductionofthecomputerisarevolutionmainlybecause______.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
Thenurseryisbrightand{{U}}cheerful{{/U}}.
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearetwogreatmysteriesaboutthe beach.Oneiswhyhumanbeingsflocktherebythousandsonlytoprostrate俯卧 themselvesindensepacksofglisteningflesh.Theotheriswhythesandgoes there.Strangeasitseemsoceanographershaveneverreallyunderstoodwhysand pilesupontheshore.NowDouglasInmanandDanielConleythinktheyhave solvedthepuzzle.??Thepuzzlehadtodowithwaves.Thoughit mightseemintuitivethatwavescarrywatertoshoreandsandalongwithit it’snotthatsimple.Thecrest浪尖ofapassingwaveliftsagivenhitofwater upwardandlandwardbuttheensuingtrough波谷pushesthewaterbackdownand Outtosea.Nearthebottomtherethesandisthewaterwasalwaysassumedto justslidebackandforth—andthesandwithit.Ifyoutakeaveryalooflook atabeachsaysInmanyou’llrealizethatifthetwomotionsmovesandback andforththesameamountthenallthesandshouldendupindeep water.’??Soforbeachestoexistthecrest’sonshoreflowmust somehowmoveenoughsandupthebeachtocountertheseawardtugofboththe troughandgravity.ThepressurechangesinthesandbedInmanandConley thinkarethekeytobeachcreation.Theyfoundthatsanddoesn’tjustslide backandforthwitheachpassingwave.Underatroughitdoesslideseaward ?inathinlayerjustabovethebottom.Butunderacrestitsmovementis oftenmoreelaborate.?Thehigherpressureunderacrest—higherbecausethe waterispiledhigher—forceswater?intotheporous多孔的sand.Thiscreates strongwhirlpoolsjustabovethesandwhichhelploosenit.Asthecrestpasses overheadthesandfirstrushesacrossthebottom;thenitabruptlyturns violentliftingoffthebottominlargeboilingbunches.Finallyjustafter thecrestpassesthesandexplodesupintothegreatwatercolumn.Theboiling andrushingmovemoresandthanthebackslidingunderatroughsothere’sanet movementofsandtowardtheshore.Whatistheprimarypurposeofthispassage?
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??Humanwantsseemendless.Whenastarvingmangetsamealhe beginstothinkaboutanovercoat;whenanexecutivegetsanewsportscar visionsofcountryclubsandpleasureboatsdanceintoview.2.?? Themanywantsofmankindmightberegardedasmakingupseverallevels.When thereismoneyenoughtosatisfyonelevelofwantsanotherlevel appears.?3.??Thefirstandmostbasiclevelofwants involvesfood.Oncethiswantissatisfiedasecondlevelofwantsappears: clothingandsometortofshelter.BytheendofWorldWarUthesewantswere satisfiedforagreatmajorityofAmerican.Thenathirdlevelappeared.Itin eludedsuchitemsasautomobilesandnewhouses.4.??By1957or 1958thisthirdlevelofwantswasfairlywellsatisfied.Theninthelate 1950safourthlevelofwantsappeared:thelifeenrichinglevel.Whilethe otherlevelsinvolve?physicalsatisfaction——thefeedingcomfortsafety andtransportationofthehumanbody——thislevelstressesmentalneedsfor recognitionachivementandhappiness.5.??Itincludesavariety ofgoodsandservicesmanyofwhichcouldbecalledluxuryitems.Amongthem arevacationtripsthebestmedicalanddentalcareandentertainment.Also includedfancyfoodsandthelateststylesinclothing.Onthefourthlevela greaterpercentageofconsumers’spendinggoestoserviceswhichonthefirst threelevelsmoreisspentongoods.6.??Afifthlevelprobably wouldinvolvewantsthatcanbeachievedbestbycomunityaction.Consumersmay bespendingmoreontaxestopayforgovernmentactionagainstdisease ignorancecrimeandprejudice.Afterfillingourstomachsourclothesclosets ourgaragesourteethandourmindswenowmayseektoensurethehealth safetyandleisuretoenjoymorefullythegoodthingsonthefirstfour levels.Paragraph5______
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??Humanwantsseemendless.Whenastarvingmangetsamealhe beginstothinkaboutanovercoat;whenanexecutivegetsanewsportscar visionsofcountryclubsandpleasureboatsdanceintoview.2.?? Themanywantsofmankindmightberegardedasmakingupseverallevels.When thereismoneyenoughtosatisfyonelevelofwantsanotherlevel appears.?3.??Thefirstandmostbasiclevelofwants involvesfood.Oncethiswantissatisfiedasecondlevelofwantsappears: clothingandsometortofshelter.BytheendofWorldWarUthesewantswere satisfiedforagreatmajorityofAmerican.Thenathirdlevelappeared.Itin eludedsuchitemsasautomobilesandnewhouses.4.??By1957or 1958thisthirdlevelofwantswasfairlywellsatisfied.Theninthelate 1950safourthlevelofwantsappeared:thelifeenrichinglevel.Whilethe otherlevelsinvolve?physicalsatisfaction——thefeedingcomfortsafety andtransportationofthehumanbody——thislevelstressesmentalneedsfor recognitionachivementandhappiness.5.??Itincludesavariety ofgoodsandservicesmanyofwhichcouldbecalledluxuryitems.Amongthem arevacationtripsthebestmedicalanddentalcareandentertainment.Also includedfancyfoodsandthelateststylesinclothing.Onthefourthlevela greaterpercentageofconsumers’spendinggoestoserviceswhichonthefirst threelevelsmoreisspentongoods.6.??Afifthlevelprobably wouldinvolvewantsthatcanbeachievedbestbycomunityaction.Consumersmay bespendingmoreontaxestopayforgovernmentactionagainstdisease ignorancecrimeandprejudice.Afterfillingourstomachsourclothesclosets ourgaragesourteethandourmindswenowmayseektoensurethehealth safetyandleisuretoenjoymorefullythegoodthingsonthefirstfour levels.Paragraph3______
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??Thereisadifferencebetweenscience andtechnology.Scienceisamethodofanswering{{U}}?51 ?{{/U}}questionstechnologyisamethodofsolvingpracticalproblems’and sometimes{{U}}?52?{{/U}}newproblemsourofthesolution.Science hastodowithdiscoveringthefactsandrelationshipsbetweenobservable phenomenain{{U}}?53?{{/U}}andwith{{U}}?54?{{/U}}.theories thatservetoorganizethesefactsandrelationships;technologyhastodowith toolstechniquesandproceduresforimplementingthefindingsof science.??Progressinscience{{U}}?55?{{/U}}thehuman factor.Andthisisjustlyso.Scientistswhoseektocomprehendthe{{U}} ?56?{{/U}}andknowthetruthwithinthehighestdegreeofaccuracy ?and{{U}}?57?{{/U}}cannotpayattentiontotheirownorother people’slikesordislikesorto{{U}}?58?{{/U}}ideasaboutthefitness ofthings.Whatscientistsdiscovermayshockorangerpeople—asdidDarwin’s theoryofevolution.Butevenan{{U}}?59?{{/U}}truthismorethan likelytobeuseful;besideswehavetheoptionofrefusingtobelieveit. But{{U}}?60?{{/U}}sowithtechnology;wedonothavetheoptionof refusingtohearthesonicboomproducedbyasupersonicaircraftflying{{U}} ?61?{{/U}};wedonothavetheoptionofrefusingtobreathepolluted air;?andwedonothavetheoptionoflivinginanonatomicage.Unlike scienceprogressin{{U}}?62?{{/U}}mustbemeasuredin{{U}}?63 ?{{/U}}ofthehumanfactor.Technologymustbeourslaveandnotthereverse. Thelegitimatepurposeoftechnologyistoservepeople—people?ingeneral notmerelysomepeople;andfuturegenerationsnotmerely{{U}}?64 ?{{/U}}whopresentlywishto{{U}}?65?{{/U}}advantagefor themselves.Technologymustbehumanisticifitistoleadtoabetter world.
Weshallkeepthemoneyina{{U}}secure{{/U}}place.
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearetwogreatmysteriesaboutthe beach.Oneiswhyhumanbeingsflocktherebythousandsonlytoprostrate俯卧 themselvesindensepacksofglisteningflesh.Theotheriswhythesandgoes there.Strangeasitseemsoceanographershaveneverreallyunderstoodwhysand pilesupontheshore.NowDouglasInmanandDanielConleythinktheyhave solvedthepuzzle.??Thepuzzlehadtodowithwaves.Thoughit mightseemintuitivethatwavescarrywatertoshoreandsandalongwithit it’snotthatsimple.Thecrest浪尖ofapassingwaveliftsagivenhitofwater upwardandlandwardbuttheensuingtrough波谷pushesthewaterbackdownand Outtosea.Nearthebottomtherethesandisthewaterwasalwaysassumedto justslidebackandforth—andthesandwithit.Ifyoutakeaveryalooflook atabeachsaysInmanyou’llrealizethatifthetwomotionsmovesandback andforththesameamountthenallthesandshouldendupindeep water.’??Soforbeachestoexistthecrest’sonshoreflowmust somehowmoveenoughsandupthebeachtocountertheseawardtugofboththe troughandgravity.ThepressurechangesinthesandbedInmanandConley thinkarethekeytobeachcreation.Theyfoundthatsanddoesn’tjustslide backandforthwitheachpassingwave.Underatroughitdoesslideseaward ?inathinlayerjustabovethebottom.Butunderacrestitsmovementis oftenmoreelaborate.?Thehigherpressureunderacrest—higherbecausethe waterispiledhigher—forceswater?intotheporous多孔的sand.Thiscreates strongwhirlpoolsjustabovethesandwhichhelploosenit.Asthecrestpasses overheadthesandfirstrushesacrossthebottom;thenitabruptlyturns violentliftingoffthebottominlargeboilingbunches.Finallyjustafter thecrestpassesthesandexplodesupintothegreatwatercolumn.Theboiling andrushingmovemoresandthanthebackslidingunderatroughsothere’sanet movementofsandtowardtheshore.Thispassageismostprobablyanexcerptfrom______.
{{*HTML*}}{{B}}第二篇{{/B}} ??Botanythestudyofplantsoccupiesa peculiarpositioninthehistoryofhumanknowledge.?Fornotmany thousandsofyearsitwastheonefieldofawarenessaboutwhichhumanshad anythingmorethanthevaguestofinsights了解.Itisimpossibletoknowtoday justwhatourStoneAgeancestorsknewaboutplants.Butfromwhatwecan observeofpre-industrialsocietiesthatstillexistadetailedlearningof plantsandtheirpropertiesmustbeextremelyancient.Thisislogical.Plants arethebasisofthefoodpyramidforalllivingthingsevenforotherplants. Theyhavealwaysbeenenormouslyimportanttothewelfareofpeoplesnotonly forfoodbutalsoforclothingweaponstoolsdyesmedicinesshelteranda greatmanyotherpurposes.TribeslivingtodayinthejunglesoftheAmazon recognizeliterallyhundredsofplantsandknowmanypropertiesofeach.Tothem botanyassuchhasnonameandisprobab-lynotevenrecognizedasaspecial branchofknowledgeatall.??Unfortunatelythemore industrializedwebecomethefartherawaywemovefromdirectcontactwith plantsandthelessdistinctourknowledgeofbotanygrows.Yeteveryonecomes unconsciouslyonanamazingamountofbotanicalknowledgeandfewpeoplewill failtorecognizearoseanappleoranorchid.WhenourNeolithicancestors livingintheMiddleEastabout10000yearsagediscoveredthatcertain grassescouldbeharvestedandtheirseedsplantedforricheryieldsthenext seasonthefirstgreatstepinanewassociationofplantsandhumanswas taken.Grainswerediscoveredandfromthemflowedthemarvelofagriculture: cultivatedcrops.Fromthenonhumanswouldincreasinglytaketheirlivingfrom thecontrolledproductionofafewplantsratherthangettingalittlehereand alittletherefrommanyvarie-tiesthatgrewwildandtheaccumulatedknowledge oftensofthousandsofyearsofexperienceandintimacywithplantsinthewild wouldbegintofadeaway.ThecommentThisislogicalinLine7means______.
{{*HTML*}}阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ??{{U}}?46?{{/U}}YourAAAcomputeralsosupportsa seconddiskettedrivethatuses5.25-inchdiskettesor3.5-inchdiskettes dependinguponthetypeofdriveinstalled.??Therearetwocommon typesofdiskdrives:aharddiskdrivesometimescalledafixeddiskdrive andadiskettedrivesometimecalledafloppydiskdrive.{{U}}?47 ?{{/U}}Somemodelsmightnothaveaharddiskdrive.Withaharddisk yourcomputercanstorelargeamountsofinformationcalledfilesinone convenientplace.Usingaharddiskyourcomputercansaveandretrieve informationmuchfasterthanwithadiskettedrive.{{U}}?48 ?{{/U}}.??Eachdiskdrivehasaletterassignedtoitsoyou cantellyourcomputerwheretofindinformation.{{U}}?49?{{/U}}Ifyou haveaharddiskdriveitiscalleddriveC.??Ifyourcomputer hasaharddiskdrivedriveCthenyoucanstoreyouroperatingsystemand otherprogramsontheharddisk.{{U}}?50?{{/U}}Ifyourprogramsand informationfilesdatafilesarewellorganizedthenyourcomputercanfind andretrievetheinformationmuchfaster.Checkyouroperatingsystem documentationforinformationabouthowtosetadirectory.??If yourcomputerhasnoharddiskthenyoumustusethediskettedrivetoload yourprogramsandtostoreyourinformation.Youroperatingsystemand applicationprogramdocumentationhaveinformationaboutusingdiskdiskdrives andmakingprogramdiskettesanddatadiskettes.???A.For exampleifyourcomputerhastwodiskettedrivesoneiscalleddriveAthe otheriscalleddriveB.???B.Theharddiskdriveisbuilt intoyourcomputer.???C.Thekeytousingyourharddisk effectivelyisthewayyoustoreyourinformation.???D.The 5.25-inchdisketteisthinandflexible.???E.TheAAA computercomeswithadiskettethatuses3.5-inchdiskettes.?? ?F.Adiskettedriveusesaremovablediskettewhichhaslessstorage spacethanaharddisk.
Theydidn't{{U}}realize{{/U}}howserioustheproblemwas.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??Humanwantsseemendless.Whenastarvingmangetsamealhe beginstothinkaboutanovercoat;whenanexecutivegetsanewsportscar visionsofcountryclubsandpleasureboatsdanceintoview.2.?? Themanywantsofmankindmightberegardedasmakingupseverallevels.When thereismoneyenoughtosatisfyonelevelofwantsanotherlevel appears.?3.??Thefirstandmostbasiclevelofwants involvesfood.Oncethiswantissatisfiedasecondlevelofwantsappears: clothingandsometortofshelter.BytheendofWorldWarUthesewantswere satisfiedforagreatmajorityofAmerican.Thenathirdlevelappeared.Itin eludedsuchitemsasautomobilesandnewhouses.4.??By1957or 1958thisthirdlevelofwantswasfairlywellsatisfied.Theninthelate 1950safourthlevelofwantsappeared:thelifeenrichinglevel.Whilethe otherlevelsinvolve?physicalsatisfaction——thefeedingcomfortsafety andtransportationofthehumanbody——thislevelstressesmentalneedsfor recognitionachivementandhappiness.5.??Itincludesavariety ofgoodsandservicesmanyofwhichcouldbecalledluxuryitems.Amongthem arevacationtripsthebestmedicalanddentalcareandentertainment.Also includedfancyfoodsandthelateststylesinclothing.Onthefourthlevela greaterpercentageofconsumers’spendinggoestoserviceswhichonthefirst threelevelsmoreisspentongoods.6.??Afifthlevelprobably wouldinvolvewantsthatcanbeachievedbestbycomunityaction.Consumersmay bespendingmoreontaxestopayforgovernmentactionagainstdisease ignorancecrimeandprejudice.Afterfillingourstomachsourclothesclosets ourgaragesourteethandourmindswenowmayseektoensurethehealth safetyandleisuretoenjoymorefullythegoodthingsonthefirstfour levels.Clothingandsomesortofshelterare______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??ToliveintheUntiedStatestodayis togainanappreciationforDahrendorf’sassertionthatsocialchangeexists everywhere.Technologytheapplicationofknowledgeforpracticalendsisa majorsourceofsocialchange.??Yetwewoulddowelltoremind ourselvesthattechnologyisahumancreation;itdoesnotexistnaturally.A spearorarobotisasmuchaculturalasaphysicalobject.Untilhumansusea speartohuntgameorarobottoproducemachinepartsneitherismuchmore thanasolidmassofmatter.Forabirdlookingforanobjectonwhichtorest aspearorrobotservesthepurposeequallywell.Theexplosionofthe Challengerspaceshuttle挑战者号航天飞机andtheRussiannuclearaccidentatChernobyl drivehomethehumanqualityoftechnology;theyprovidecasesinwhich well-plannedsystemssuddenlywenthaywire变得混乱andtherewasnoreadyhandto setthemright.Sincetechnologyisahumancreationweareresponsiblefor whatisdonewithit.Pessimistsworrythatwewilluseourtechnology eventuallytoblowourworldandourselvestopieces.Buttheyhavebeensaying thisfordecadesandsofarwehavemanagedtosurviveandevenflourish. Whetherwewillcontinuetodosointheyearsaheadremainsuncertain.Clearly theimpactoftechnologyonourlivesdeservesacloserexamination.? ?Fewtechnologicaldevelopmentshavehadagreaterimpactonourlivesthan thecomputerrevolution.Scientistsandengineershavedesignedspecialized machinesthatcandothetasksthatonceonlypeoplecoulddo.Therearethose whoassertthattheswitchtoaninformationbasedeconomyisinthesamecampas othergreathistoricalmilestonesparticularlytheIndustrialRevolution.Yet whenweaskwhytheIndustrialRevolutionwasarevolutionwefindthatitwas notthemachines.Theprimaryreasonwhyitwasarevolutionaryisthatitled togreatsocialchange.Itgaverisetomassproductionandthroughmass productiontoasocietyinwhichwealthwasnotconfinedtothefew.? ?Insomewhatsimilarfashioncomputerspromisetorevolutionizethe structureofAmericanlifeparticularlyastheyfreethehumanmindandopen newpossibilitiesinknowledgeandcommunication.?Theindustrial Revolutionsupplementedandreplacedthemusclesofhumansandanimalsby mechanicalmethods.Thecomputerextendsthisdevelopmenttosupplementand replacesomeaspectsofthemindofhumanbeingsbyelectronicmethods.Itis thecapacityofthecomputerforsolvingproblemsandmakingdecisionsthat representsitsgreatestpotentialandthatposesthegreatestdifficultiesin predictingtheimpactonsociety.Aspearorarobothasthequalityoftechnologyonlywhenit______.
热门题库
更多
英语
语文
中石油职称英语
理工类
卫生类
综合类
国际货运代理师
报关水平测试
报检员
物流员(四级)
助理物流师(三级)
物流师(二级)
高级物流师(一级)
物流案例分析
单证员基础理论与知识
单证员缮制与操作
湘公网安备 43130202000226号