大学体验英语综合教程第三版2详细答案Uint8.docx
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大学体验英语综合教程第三版2详细答案Uint8.docx
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大学体验英语综合教程第三版2详细答案Uint8
UnitEight
Lead-in
1business2communicating3discover4typein5invention
6getalong7opposition8create9memory10available
PassageA
ThinkAboutIt
1Yes,Ioftendo,asIliketoexplorethepotentialitiesoftheInternet.Manypeoplealsowelcomefreesoftwarebecausetheydon’thavetopayforit.Othersdon’tdosobecausethereisnoprotectionguaranteedagainstviruses.
2Therearedifferentkindsofanti-virussoftware,e.g.Norton,RisingStarandsomeothers.ThecomputersIuseinthelibraryallhaveonekindoranotherofsoftwareinstalledtopreventvirusesfrombeingbroughtin.
3Whenoldtypesofviruseshavebeentakencareof,newonesmayappear.Itwouldbeimpossibletogetridofcomputervirusespermanently.
ReadAboutIt
ContentAwareness
ReadAndThink
2Workwithyourpartnerandanswerthefollowingquestions.
1TheyturnedtotheITstaffintheircompanyforhelp.
2VirusessuchasMelissa,theLoveBug,etc.
3No,theyaren’t.Theyforgetabouttheharmacomputervirusmaybringwhenthatvirusisoffnewsheadlines.
4Theyopenunsolicitedattachmentsanddownloadunauthorizedsoftware.
5Open.
3Choosethebestanswertoeachquestionwiththeinformationfromthepassage.
1B2A3D4A5C
4Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.
1adequate2vitally3document4distribution5urban
6potential7continual8infecting9threat10updated
5Completethefollowingsentenceswithphrasesorexpressionsfromthepassage.Changetheformwherenecessary.
1letdown2cameacrossas3inthebackof…mind4asamatterofcourse5cleaningup
6Chooseonewordfromtheboxbelowtoreplacetheunderlinedwordineachsentence.changetheformwherenecessary.
1encountered2detected3transmitted4pirated5inflicted
7TranslatethefollowingsentencesintoEnglish.
1Inpursuitofahealthierdiet,peopleareeatingmorefishthantheyusedto.
2Weneedtohavetheroofrepairedbeforethebadweathersetsin.
3Thediseaseisspreading,andallyoungchildrenareatrisk.
4Theinformationistransmittedfromonecomputertoanotherthroughatelephoneline.
5Jackisafairlygoodrunner.Hewinsmoreoftenthannot.
8ReadandcomparetheEnglishsentences,payingattentiontotheiritalicizedparts,andthentranslatetheChinesesentencesbysimulatingthestructureoftheEnglishsentences.
1Itsoundslikethishigh-techcompanyhasputinplacemanyfavorablemeasurestoprotectagainstbraindrains.
2Theworrycomeswhenpaper-millsignoretheenvironmentalpollutioninpursuitofprofits.
3It’svitallyimportantthatoneattendatest-preparationclassbeforetakingaTOEFLtestbutthiscannotbeaone-offeventifhereallywantstohaveagoodcommandofEnglish.
4Thepotentialthreatshouldalwaysbeinthebackofadoctor’smindandappropriatemeasuresshouldbetakeninnotimeonceemergencyarises.
5Intheend,sciencesandeducationarethekeystoaprosperouscountryandthisisacontinualprocess.
9Computervirusesareaconstantthreattocompaniesandotherorganizationsaswellashomeusers.Workinsmallgroupsandhaveadiscussionabouthowcomputervirusesspreadandhowcompaniesshouldprotectagainstcomputerviruses.
Computervirusescanbetransmittedviae-mailattachments.TheyalsospreadthroughsoftwaredownloadedfromtheInternet.Sowhenyouaredownloadingtheunlicensedandpiratedsoftware,youarelikelytoputyourcomputeratrisk.Thesoftwarecanseemharmlessenough,buttheycouldeasilybeharboringadangerousvirus.
Toprotectagainstcomputerviruses,weshouldbecarefulwhenopeninge-mailattachmentsanddownloadingsoftware.Weshoulduseanti-virussoftwareandupdateitregularly.
Asforcompanies,theyshouldnotonlytakemeasuresbyinvestinginanti-virussoftware,butalsopayenoughattentiontotheeducationoftheiremployees.Whiletheemployeesmaysuddenlybecomeawareofthevirusthreatwhenthethreatisthere,theysoonforgetaboutitasthestoriesdisappearfromthenewsheadlines.Soitisimportantthatcompaniesconstantlyeducatetheusersaboutthevirusthreatandaskthemtopracticesafecomputing.
10Writeaparagraphofaround80wordsexplainingthatcompaniesshoulddomorethaninvestinanti-virussoftwaretoprotectagainstcomputerviruses.Thefollowingpointsmayhelpyoutoorganizeyourwriting.Andthefirstsentencehasbeenwrittenforyou.
Toprotectagainstcomputerviruses,companiesshoulddomorethaninvestinanti-virussoftwareonthedesktops,serversandemailgateways.It’struethatanti-virussoftware,updatedregularly,canprotectthecompanies’defencestoalargeextent.Theemployees,however,mayuseofficecomputersforpersonalamusement.Whentheyareopeningunsolicitedattachmentsordownloadingunauthorizedsoftware,theyprobablyareputtingthecompanyatrisk,fortheattachmentsandthesoftwarecouldeasilyharbordangerousviruses.Therefore,itisveryimportantthatcompaniesshouldconstantlyeducatetheiremployeesaboutthevirusthreatandremindthemaboutwhatwouldhappeniftheylettheirguarddown.
PassageB
ThinkAboutIt
1Yes,mye-mailpinwasoncehitbyhackersandIcouldn’tenteritanymore.
2Companiesorindividualswhowishtoavertcomputersecurityissuesshouldputsecuritysystemsinplace.Fromahackingperspective,eachserverisopentoattack,soeachmustpossessitsownanti-virusandspywaresystems,andcontinuedoversightmustbegiventoeachofthesesecuritysystems.
3Notallhackersarecriminals.Boredinschool,veryadeptwithcomputersandtechnology,theydownloadscriptsorhackintosystemswiththeintenttovandalizeordisruptsystems.Theyliketoseethemselvesaselite.Theyhavealotofprogrammingbackgroundandwritecodebutwon’tuseitthemselves.Underlyingthepsycheofthecriminalhackermaybeadeepsenseofinferiority.Consequently,themasteryofcomputertechnology,ortheshutdownofamajorsite,mightgivethemasenseofpower.
ReadAboutIt
ContentAwareness
ReadAndThink
11Workwithyourpartnerandanswerthefollowingquestions.
1HefliedtoSeattleforajobwithacompanycalledInvitaSecurity.
2ThecompanyluredthemtobreakintothenetworksofpotentialcustomersaspartofanefforttopersuadethosecompaniestohireInvitatokeephackersout.
3TheywerestoppedandcaughtbyFBI.
4Itisamarkedlegalmilestonewhencourtscouldupholdtherightoffederalagentstoseizeevidenceremotely,andtochargeforeigncyberciminalsinU.Scourts.
5Accordingtothem,themostcaptivatingaspectsofbeingahackerarepsychological,foritmakesthemfeellikeplayingathrillinggame,whichisfullofadventures.
12Decidewhetherthefollowingstatementsaretrue(T)orfalse(F)accordingtothepassage.
1F2F3F4T5F
13Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.
1regaled2breached3captivating4entrepreneurial5conspire
6restitution7extorted8tactic9milestone10lodging
14Completethefollowingsentenceswithphrasesorexpressionsfromthepassage.Changetheformwherenecessary.
1hacker2breakinto3charge4benefit5bringalong
15TranslatethefollowingsentencesintoEnglish.
1Asthestatisticsdemonstrateswehavemadegreatprogressinthisfieldinashortperiodoftime.
2Theexploitsofgreatleadershavebeentoldinsongsandstories.
3Itisalongway.Let’staketurndriving.
4Itturnsoutthatitisthebankerratherthanthecomputerfaultthathascausedthedisaster.
5Theymusttakepracticalmeasurestocarryouttheirplan;otherwiseitwillendinsmoke.
16Finishthefollowingincompleteoutlineofparagraph1ofthepassage“AHackerStory.”Thenrereadthewholepassageandwriteasummaryofit.
1IvanovandhisfellowpartnerflewtoSeattle.
Invitainformedthemaboutthejobrequirements.
220-year-oldRussianhackerAlexeyIvanovwasluredtoSeattleinhopesoflandingadreamjobwithInvita.AttheSeattleinterview,Ivanovimpressedtheinterviewerswithtalesofhackingexploitsanddemonstrationsofhisskills.ButasheandhisRussiancolleaguewerebeingdrivenaway,theywerearrestedbyFBIagentsandwerechargedwithconspiracy,computerfraud,hackingandextortion.ThemostimportantgainfromtheIvanovcasemaybethelegalmilestonesmarkedwhencourtsupheldtherightoffederalagentstoseizeevidenceremotely,andtochargeforeigncybercriminalsinU.S.courts.Nevertheless,importantcyberlawquestionsremainunanswered.Themotivationsofhackersarepsychologicalasmuchasfinancial
17Reducethenumberofwordsinthesesentencesbymakingtheintroductorydependentclauseselliptical.Writeouttherevisedsentences.
1Althoughexpectingatelephonecall,thedoctorhadtoleavehisoffice.
2Whiledrivingintotown,mymotherranoutofgas.
3Ifcuriousaboutyourfinalgrade,askyourprofessor.
4Whenapplyingforascholarship,youshouldwriteneatly.
5Aftercuttingthegrass,pleasewaterit.
18Choosethecorrectpronountocompleteeachsentence.Writeoutthecompletesentence.Thenwriteaftereachsentencetheellipticalclausebeginningwiththanoras.
1Youworkedharderthanthey.(thantheyworked)
2Michaelismorepopularthanhe.(thanheis)
3Theydon’tdancewellaswe.(aswedance)
4Doyouliketodriveasfastasthey?
(astheydrive)
5Icandothejobbetterthanshe.(thanshedoes)
19Rewritethefollowingsentencessothatmajorideasreceiveproperemphasis.Relyuponthesuggestioninparentheses.
1Refertopage321andyouwillfindthatthemajorcharacterisoversixfeettall.
2Becausetheimmigrantswill
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