小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com必修第二册Unit2Besporty，behealthy(2)Ⅰ.阅读理解ACyberattacksarelikethieveryinthedark—mostlyinvisibleandhighlydangerous.AsprovedonSept.5，thecyberattackontheemailsystemofNorthwesternPolytechnicalUniversityinXi’an，ShaanxiProvince，waslaunchedbytheUSNationalSecurityAgency.ThecyberattackwaslaunchedagainsttheuniversityonApril12.Theuniversityisknownforitseducationandresearchprogramsinthefieldsofastronauticsandmarinetechnologyengineering，reportedChinaDaily.Theuniversitybecameawareoftheattackbynoticingphishing(网络钓鱼)emailswithTrojanhorseprograms.Suchemails，whichweredisguisedasresearchreviews，invitationstoacademiceventsandopportunitiestostudyabroad，weresenttoteachersandstudentsattheuniversity.Bytrickingthemintoclickingthelinksandgivingawaytheirsign-ininformation，theattackeraimedtostealuniversitydata.However，apartfromthephishingemailswhichwerevisibletothepublic，theinvestigationteam，includingtheNationalComputerVirusEmergencyResponseCenterandInternetsecuritycompany360，revealedinareportthatover40cyberattackweaponswereused.Theweaponswereusedtostealcoretechnologydata，suchasnetworkmanagementdataandcoreoperationaldata.Itthusconfirmedthattheattackhadseverelyendangerednationalsecurity.Theincidentshowedthepublicaglimpseofcyberattacksbetweennations.ZhouHongyi，founderof360，saidinthereportthatnational-levelhackerarmiesandorganizationshavebecomethebiggestthreattoChina’scybersecurity.“Cyberattackslaunchedbyacountryhavecleartargets.Hackersmayfirstpenetrate(秘密潜入)keyinformationsystemsinChinaandwaitfortherightopportunitiestostealinformation，”Zhousaid.Cyberattacksmayseemfarawayfromourdailyactivitiesonline，buteveryInternetuser，nomatteryoungorold，isapotentialvictim.Forcyberattacksbetweencountries，wemaybeunknowinglyusedtobreach(破坏)ourcountry’snetworksecurity.Onesimplewayofpreventingcyberattacksistobewatchful—raisingyourawarenessofcybercrimesandkeepinganeyeonanythingunusualwhenonline.1．WhydidtheUSNationalSecurityAgencylaunchthecyberattack?A．Todamagekeysystems.B．Tostealpersonalinformation.C．Togainaccesstosensitivedata.D．Toseekcertainfinancialbenefits.小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com2．Whataspectofcyberattacksbetweennationsdoesparagraph5tellusabout?A．Theirorigins.B．Theirpurpose.C．Theirinfluence.D．Theircharacteristics.3．Whatcanbeinferredfromthelastparagraph?A．Somepeoplearesafefromcyberattacks.B．Cyberattacksarenotdifficulttodetect.C．Anyonecanbeusedtothreatennationalsecurity.D．Cyberattacksarethebiggestthreattonationalsecurity.4．Whatdoestheauthorsuggestpeopledotopreventcyberattacks?A．Watchthenewsregularly.B．Bealerttoanythingstrangeonline.C．UsetheInternetaslittleaspossible.D．Learnin-depthaboutcybercrimes.B(2024·江城期中苏盐)AsenergycostsriseacrossEurope，somepeoplearetakinganopportunitytoheadofftowarmerclimatesinordertocutdownonbills.Greeceisoneofanumberofcountriestryingtodrawvisitorsinforthewinter—witha$20millionadvertisingcampaign.Famousforitssun，goldenbeachesandmedievalcity，theislandofRhodesinthesouthAegeanSeaisamagnet(磁铁)fornorthernEuropeans.Morethanthreemillionflocktotheislandeverysummer，butsomeals...