专业技术人员职称英语理工B历年真题与答案无水印.docx

专业技术人员职称英语理工B历年真题与答案无水印.docx

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专业技术人员职称英语理工B历年真题与答案无水印

2011年全国职称英语理工类（B级）真题及答案解析

　　1 Marsha confessed thatsheknownothingofcomputer.

　　A  hoped    　　B  answered    　　C  admitted  　　D  reported   

　　2 Weneedto extract therelevantfinancialdata.

　　A store  　　B save    　　C review     　　Dobtain

　　3 Mr.Henleyhas accelerated hissaleofsharesoverthepastyear.

　　A held  　　B increased   　　C expected 　　D  offered

　　4 Thepolicebelievethe motive forthemurderwasjealousy.

　　A choice   　　B idea   　　C decision    　　D reason

　　5 Thehigh-speedtrainscanhavemajor impact onourlives

　　A effort    　　B problem    　　C  influence  　　D concern

　　6Hisshoeswere shined toperfection.

　　A cleared  　　B washed   　　C mended 　　D polished

　　7 We explored thepossibility ofexpansionattheconference.

　　A offered   　　B included   　　Cinvestigated    　　D  accepted

　　8 Thestudyalsonotesa steady declineinthenumberofcollegestudentstakingsciencecourses.

　　A continuous  　　B relative   　　C general   　　D sharp

　　9 Andersonleftthetable，remarking thathehadsomeworktodo.

　　A  saying   　　B  doubting     　　Cthinking   　　D knowing

　　10 Wehavetoactwithintheexistinglegal framework.

　　A limit 　　B  system   　　Cprocedure  　　D status

　　11 Shealways findsfaultwith everything.

　　A  simplifies   　　B  evaluates    　C examines    　　D criticizes

　　12 Theviewfrommybedroomwindowwasabsolutely spectacular.

　　A  magnificent 　　B  general    　　C traditional   　　D strong

　　13 Atthattime，wedidnotfully grasp thesignificanceofwhathadhappened.

　　A  give   　　B  understand  　　Cattach    　　D lose

　　14 They converted thesparebedroomintoanoffice.

　　A reduced    　　B  moved   　　Cturned  　　Dreformed

　　15 Janesaidthatshecouldn't tolerate thelonghours.

　　A spend    　　B take  　　C last    　　D stand

Lakes,Too,FeelGlobalWarming

　　There'snodoubt:

Inthelastfewdecades,theaveragetemperatureonEarthhasbeenhigherthanit'sbeeninhundredsofyears.Aroundtheworld,peoplearestartingtomeasuretheeffectsofglobalwarming-andtryingtofigureoutwhattodoaboutit.

　　Scientistsrecentlyusedsatellitestostudythetemperaturesoflakesaroundtheworld,andtheyfoundthatlakesareheatingup.Between1985and2009,satellitesrecordedthenighttimetemperaturesofthesurfacesof167lakes.Duringthose24years,thelakesgotwarmer-byanaverageofabout0.045degreeCelsiusperyear.

　　Insomeplaces,lakeshavebeenwarmingbyasmuchas0.10degreeCelsiusperyear.Atthatrate,alakemaywarmbyafulldegreeCelsius,or1.8degreesFahrenheit,injust10years.Thatdifferencemayseemsmall-youmightnotevennoticeitinyourbathtub.Butinalake,slightlywarmertemperaturescouldmeanmorealgae,andalgaecanmakethelakepoisonoustofish.

　　Thestudyshowsthatinsomeregions,lakesarewarmingfasterthantheairaroundthem.ThisisimportantbecausescientistsoftenusemeasurementsofairtemperaturetostudyhowtheEarthiswarming.Byusinglaketemperaturesaswell,scientistscangetabetterpictureofglobalwarming.Thescientistssaydataonlakesgivescientistsanewwaytomeasuretheimpactofclimatechangearoundtheworld.

　　That'sgoingtobeuseful,sincenocountryistoobigortoosmalltoignoreclimatechange.Scientistsaren'ttheonlyonesconcerned.EveryonewholivesonEarthisgoingtobeaffectedbytherapidwarmingoftheplanet.Manyworldleadersbelievewemightbeabletodosomethingaboutit,especiallybyreducingtheamountofgreenhousegasesweputintotheair.

　　That'swhytheUnitedNationsstartedtheFrameworkConventiononClimateChange,orUNFCCC.Everyyeartheconventionmeets,andrepresentativesfromcountriesaroundtheworldgathertotalkaboutclimatechangeanddiscussglobalsolutionstothechallengesofawarmingworld.

　　16Scientisthavebeenkeepingrecordsoflaketemperaturesforover30years.

　　17Thetemperaturesoflakesaroundtheworldhaveincreasedgreatlybetween1985and2009.

　　18LakesseemtobewarmingfasterinAsia.

　　19Aslighttemperatureincreaseinalakecouldbeharmfultofish.

　　20Scientistsgenerallyfocusonairtemperatureswhenstudyingglobalwarming.

　　21Globlewarmingislessthreateningtosmallcountries.

　　22UNFCCC'sannualmeetingwillbeheldinMexicothisyear.

TheIPad

　　1TheIPadisatabletcomputer（平板电脑）designedanddevelopedbyApple.Itisparticularlymarketedasaplatformforaudioandvisualmediasuchasbooks,periodicals（期刊）,movies,music,andgames,aswellaswebcontent.Atabout1.5pounds（680grams）,itssizeandweightarebetweenthoseofmostcontemporarysmartphonesandlaptopcomputers.ApplereleasedtheIPadinApril2010,andsold3millionofthedevicesin80days.

　　2TheIPadrunsthesameoperatingsystemasIPodTouchandIPhone.ItcanrunitsownapplicationsaswellasonesdevelopedforIPhone.Withoutmodification,itwillonlyrunprogramsapprovedbyAppleanddistributedviaitsonlinestore.

　　3LikeIPhoneandiPodTouch,theIPadiscontrolledbyamultitouchdisplay-abreakfrommostprevioustabletcomputers,whichusesapressure-triggeredstylus（触控笔）.TheIPadusesaWi-Fidataconnectiontobrowse（浏览）theInternet,loadandstreammedia,andinstallsoftware.Somemodelsalsohavea3GwirelessdataconnectionwhichcanconnecttoGSM3Gdatanetworks.Thedevicesismanagedandsynchronized（同步）byITunesonapersonalcomputerviaUSBcable.

　　4AnIPadhasdifferentfeaturesandapplicationsonecanusetoexecutedifferentandinterestingthings.TherearelotsofIPadapplicationsthattheownercanusetoenhancethewaytheycommunicate.Someofthesearehowtousesocialnetworkingsitesandotheronlineoptions.Oneofthemostcommonusesisfore-mailservices.IPandapplicationslikeMarkdownMailallowtheadoptionofspecificandparticularoptions.Theyenabletheownertopersonalizetheiremailaccounts.

　　5WhiletheIPadismostlyusedbyconsumersitalsohasbeentakenupbybusinessusers.SomecompaniesareadoptingIPadsintheirbusinessofficesbydistributingormakingavailableIPadstoemployees.Examplesofusesintheworkplaceincludelawyersrespondingtoclients,medicalprofessionalsaccessinghealthrecordsduringpatientexams,andmanagersapprovingemployeerequests.AsurveybyFrostSullivanshowsthatIPadusageinworkplacesislinkedtothegoalsofincreasedemployeesproductivity,reducedpaperwork,andincreasedrevenue.

　　23、Paragraph2   24、Paragraph3  25、Paragraph4  26、Paragraph5   

　　AOnlinestores　　BDifferencesfromIPhone

　　CDisplayanddataconnection　　DBusinessusage

　　EFeaturesandapplications　　FOperatingsystem

　　27InApril2010theIPaddevelopedbyApplewas            .

　　28TheIPadwillonlyrunprogramsapprovedbyAppleifnot            .

　　29IPadapplicationsenabletheowner'semailaccountstobe            .

　　30IPadusageinofficesenablesemployeeproductivitytobe            .

　　Amodified　　Bincreased　　Cpersonalized　　Dbrowsed　　Edistributed

　　Freleased

CellPhones:

HangUporKeepTalking?

　　Millionsofpeopleareusingcellphonestoday.Inmanyplacesitisactuallyconsideredunusualnottouseone.Inmanycountries,cellphonesareverypopularwithyoungpeople.Theyfindthatthephonesaremorethanameansofcommunication-havingamobilephoneshowsthattheyarecoolandconnected.

　　Theexplosionsaroundtheworldinmobilephoneusemakesomehealthprofessionalworried.Somedoctorsareconcernedthatinthefuturemanypeoplemaysufferhealthproblemsfromtheuseofmobilephones.InEngland,therehasbeenaseriousdebateaboutthisissue.Mobilephonecompaniesareworriedaboutthenegativepublicityofsuchideas.Theysaythatthereisnoproofthatmobilephonesarebadforyourhealth.

　　Ontheotherhand,whydosomemedicalstudiesshowchangesinthebraincellsofsomepeoplewhousemobilephones?

Signsofchangeintheissuesofthebrainandheadcanbedetectedwithmodernscanning（扫描）equipment.Inonecase,atravelingsalesmanhadtoretireatayoungagebecauseofseriousmemoryloss.Hecouldn'trememberevensimpletasks.Hewouldoftenforgetthenameofhisownson.Thismanusedtotalkonhismobilephoneforaboutsixhoursaday,everydayofhisworkingweek,foracoupleofyears.Hisfamilydoctorblamedhismobilephoneuse,buthisemployer'sdoctordidn'tagree.

　　Whatisitthatmakesmobilephonespotentiallyharmful?

Theanswerisradiation.High-techmachinescandetectverysmallamountsofradiationfrommobilephones.Mobilephonecompaniesagreethatthereissomeradiation,buttheysaytheamountistoosmalltoworryabout.

　　Asthediscussionabouttheirsafetycontinues,itappearsthatit'sbesttousemobilephoneslessoften.Useyourregularphoneifyouwanttotalkforalongtime.Useyourmobilephoneonlywhenyoureallyneedit.Mobilephonescanbeveryusefulandconvenient,especiallyinemergencies.Inthefuture,mobilephonesmayhaveawarninglabelthatsaystheyarebadforyourhealth.Sofornow,it'swisenottouseyourmobilephonetoooften

　　31PeoplebuycellphonesforthefollowingreasonsEXCEPTthat

　　Athey'repopular　Bthey'reuseful　　Cthey'reconvenient　　Dthey'recheap

　　32Theworld"detected"inparagraph3couldbebestreplacedby

　　Acured　　Bremoved　　Cdiscovered　　Dcaused

　　33Thesalesmanretiredyoungbecause

　　Ahecouldn'tremembersimpletasks　　Bhedislikedusingmobilephones

　　Chewastiredoftalkingonhismobilephone

　　Dhisemployer'sdoctorpersuadedhimto

　　34Onthesafetyissueofmobilephones,themanufacturingcompanies

　　Aholdthattheamountofradiationistoosmalltoworryabout