大学体验英语综合教程第三版2详细答案Uint8.docx

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