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1、1.Somepeopleliketoworkinateam.Otherswouldratherworkindividually.Whichdoyoupreferandwhy?Asweknow,“Wheneverybodyaddsfuel,theflamesrisehigh”.Inmyopinion,Iprefertoworkinateam.Because therearemanyadvantagesofgroupworking.Firstly,Inateam,wecanshareouropinionsandbrainstormwhenwewantt
2、odosomeplansoractivities,whichistime-saving.Secondly,wecancooperatewithteammatestosolveproblemseasilywhenwemetsomedifficulties.Thirdly,It`sconvenientforustogetinformation andlearnsomethingwedon`tbefamiliarwithfrom peoplesurrounding us.Aboveall,Ithinkthatworkingin a groupismore
3、interestingandurgemetoworkharder.1.Pleasecommentonthefollowingstatement:Computerethicscontributetoabetterandsafeuseofcomputersinourdailylife.Withtherapiddevelopmentoftechnology,thecomputerplaysanessentialroleinourdailylife.Whenweareenjoyingthebigconvenienceofcomputer,thereisal
4、soaseriousnetworksecurityproblemthatwecan'tignore.Networkmoralcrisisoftheusers,whichresultedfromdislocationofnetworkmorality,istheuniversalprobleminnetworksociety.Somekindsofcybercrimeemerge.Suchasattackingotherpeople'scomputersystems,stealingotherpeople'sclassifiedfilesandspr
5、eadingfalseinformation,whichareunethical.Ourinformationfacesaseriesofproblems.Therefore,weneedtoestablishethicalstandards,lawsandregulationstoensurenetworkcivilizationandsecurity.OnlyinthiswaycanwehaveahealthyInternetEnvironment.So,computerethicscontributetoabetterandsafeuseof
6、computersinourdailylife.3.Whyareweloosingproductiveland?Howshallweaddressthelandproblems?Eachyearmoreandmorelandbecomesdegraded.Wearelosingproductiveland.Newdryareasaredevelopingandexpanding.I’mtalkingaboutnewdryareas,areaswherelandhasbeendeclininginquality.Thefirstisovergrazi
7、ngbyfarmanimals.Overgrazing,overcutting,andfarmingmethods.Second,overcuttingoftreesalsocontributestothelossofgoodland.Themainproblemistoomanytreesarecutandnotreplanted.Thereisnothingtoholdthegoodsoil.Windandwatercarrythegoodsoilawayanditerodesquickly,leavinglandthatisdryandles
8、sproductive.Third,Populationisincreasing,Contaminatedlandwill
