[单选题]AIDS’ThreattoAsiaGrows NEWDELHI-Justafewyearsago.Malawasatypicalmiddle-classIndianhousewife.Shecooked,cleanedandlookedafterhertwosmallchildren. Lastyear,herlifetookatragicturn.HerhusbanddiedofAIDS;shewasfoundoutHIV-positive(爱滋病病毒检验呈阳性反应)andhermother-in-lawtookherchildrenawayfromher,sayingtheywouldgetthedisease.“Whenfriendsdroppedforavisit,shewouldintroduceme,saying,‘Sheismyson’swidow.ShehasAIDS,’”saidMala.AIDSisnowdescribedas“explosive(炸药)“aroundtheworld.AstudyofahospitalintheportcityofDurbaninSouthAfrica,wheretheworld’sbiggestandAfrica’sfirstAIDSconferenceopenedlastSunday,foundthatalmosthalfthebedsinmedicalwards(病房)wereoccupiedbyAIDSpatients. SouthAfricahasoneoftheworld’sfastestgrowingHIVinfections(传染),with1,700peopleinfecteddaily,addingtothe4.3million,or10percentofitspopulation,livingwithHIV.Untilnow,AsiahasbeenmoresuccessfulinholdingtheAIDSvirus(病毒)thanAfrica,wherethediseasehaskilledabout12millionpeople. AIDSisnowthreateningtosurroundmanyofAsia’spoverty-strickencountries.CountriesinAsia,suchasCambodia,andThailand,haveHIVinfectionspeedsover1percent.Butthelowspeedshidehugenumbersofaffectedpeople,becauseofthepopulationbase. InIndia,forexample,3.7millionareinfected,morethaninanyothercountryexceptSouthAfrica.InChina,anestimated500,000people,mainlydrugusers,livewithHIV/AIDS.GordonAlexander,asenioadvisorforUNAIDSinIndia,estimates(估计)thatthenumberhitbyAIDSinAsiawillclimbabouteightmillionoverthenextfiveyearsfromaboutsixmillion. InmanyAsiancountries,thebattleagainstHIVisasocialandculturaloneagainstpublicdiscussionofsexualhealthputanationwidemediacampaignintoACTiontolimitthespeedofHIVthroughunsafesex.BrentonWong,anofficialforSingapore’sACTionforAIDS,saystheACTualHIVincidenceinthecitystateof3.9millionpeopleisatleasteighttimeshigherthanofficialdata.”Shameanddenyisstillvery,verycommonsopeopleareafraidtogettestedandmanytimeswon’teventelltheirfamiliesiftheytestpositive,”saidWong.4.__________isthesecondlargestcountrywhichhasmoreHIVinfectionallovertheworld.
[单选题]AIDS’ThreattoAsiaGrows NEWDELHI-Justafewyearsago.Malawasatypicalmiddle-classIndianhousewife.Shecooked,cleanedandlookedafterhertwosmallchildren. Lastyear,herlifetookatragicturn.HerhusbanddiedofAIDS;shewasfoundoutHIV-positive(爱滋病病毒检验呈阳性反应)andhermother-in-lawtookherchildrenawayfromher,sayingtheywouldgetthedisease.“Whenfriendsdroppedforavisit,shewouldintroduceme,saying,‘Sheismyson’swidow.ShehasAIDS,’”saidMala.AIDSisnowdescribedas“explosive(炸药)“aroundtheworld.AstudyofahospitalintheportcityofDurbaninSouthAfrica,wheretheworld’sbiggestandAfrica’sfirstAIDSconferenceopenedlastSunday,foundthatalmosthalfthebedsinmedicalwards(病房)wereoccupiedbyAIDSpatients. SouthAfricahasoneoftheworld’sfastestgrowingHIVinfections(传染),with1,700peopleinfecteddaily,addingtothe4.3million,or10percentofitspopulation,livingwithHIV.Untilnow,AsiahasbeenmoresuccessfulinholdingtheAIDSvirus(病毒)thanAfrica,wherethediseasehaskilledabout12millionpeople. AIDSisnowthreateningtosurroundmanyofAsia’spoverty-strickencountries.CountriesinAsia,suchasCambodia,andThailand,haveHIVinfectionspeedsover1percent.Butthelowspeedshidehugenumbersofaffectedpeople,becauseofthepopulationbase. InIndia,forexample,3.7millionareinfected,morethaninanyothercountryexceptSouthAfrica.InChina,anestimated500,000people,mainlydrugusers,livewithHIV/AIDS.GordonAlexander,asenioadvisorforUNAIDSinIndia,estimates(估计)thatthenumberhitbyAIDSinAsiawillclimbabouteightmillionoverthenextfiveyearsfromaboutsixmillion. InmanyAsiancountries,thebattleagainstHIVisasocialandculturaloneagainstpublicdiscussionofsexualhealthputanationwidemediacampaignintoACTiontolimitthespeedofHIVthroughunsafesex.BrentonWong,anofficialforSingapore’sACTionforAIDS,saystheACTualHIVincidenceinthecitystateof3.9millionpeopleisatleasteighttimeshigherthanofficialdata.”Shameanddenyisstillvery,verycommonsopeopleareafraidtogettestedandmanytimeswon’teventelltheirfamiliesiftheytestpositive,”saidWong.5.WhyarepeopleafraidofbeinginfectedbyAIDS? a.BecausepeoplewhohaveAIDSarelookeddownupon. b.Becausetheywillsufferalot. c.Becausetheywilldiesoonerorlater.
[单选题]AIDS’ThreattoAsiaGrows NEWDELHI-Justafewyearsago.Malawasatypicalmiddle-classIndianhousewife.Shecooked,cleanedandlookedafterhertwosmallchildren. Lastyear,herlifetookatragicturn.HerhusbanddiedofAIDS;shewasfoundoutHIV-positive(爱滋病病毒检验呈阳性反应)andhermother-in-lawtookherchildrenawayfromher,sayingtheywouldgetthedisease.“Whenfriendsdroppedforavisit,shewouldintroduceme,saying,‘Sheismyson’swidow.ShehasAIDS,’”saidMala.AIDSisnowdescribedas“explosive(炸药)“aroundtheworld.AstudyofahospitalintheportcityofDurbaninSouthAfrica,wheretheworld’sbiggestandAfrica’sfirstAIDSconferenceopenedlastSunday,foundthatalmosthalfthebedsinmedicalwards(病房)wereoccupiedbyAIDSpatients. SouthAfricahasoneoftheworld’sfastestgrowingHIVinfections(传染),with1,700peopleinfecteddaily,addingtothe4.3million,or10percentofitspopulation,livingwithHIV.Untilnow,AsiahasbeenmoresuccessfulinholdingtheAIDSvirus(病毒)thanAfrica,wherethediseasehaskilledabout12millionpeople. AIDSisnowthreateningtosurroundmanyofAsia’spoverty-strickencountries.CountriesinAsia,suchasCambodia,andThailand,haveHIVinfectionspeedsover1percent.Butthelowspeedshidehugenumbersofaffectedpeople,becauseofthepopulationbase. InIndia,forexample,3.7millionareinfected,morethaninanyothercountryexceptSouthAfrica.InChina,anestimated500,000people,mainlydrugusers,livewithHIV/AIDS.GordonAlexander,asenioadvisorforUNAIDSinIndia,estimates(估计)thatthenumberhitbyAIDSinAsiawillclimbabouteightmillionoverthenextfiveyearsfromaboutsixmillion. InmanyAsiancountries,thebattleagainstHIVisasocialandculturaloneagainstpublicdiscussionofsexualhealthputanationwidemediacampaignintoACTiontolimitthespeedofHIVthroughunsafesex.BrentonWong,anofficialforSingapore’sACTionforAIDS,saystheACTualHIVincidenceinthecitystateof3.9millionpeopleisatleasteighttimeshigherthanofficialdata.”Shameanddenyisstillvery,verycommonsopeopleareafraidtogettestedandmanytimeswon’teventelltheirfamiliesiftheytestpositive,”saidWong. 1.Whatdoestheunderlinedword“she”referto?
[单选题]PassageOneQuestions46to50arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech'sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn'tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn'ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindall40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn'tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn'ttellitapartfromarealhumanbeing.Goeldidn'tinformthemaboutJill'strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel'svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.1.WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?
[单选题]PassageOneQuestions46to50arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech'sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn'tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn'ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindall40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn'tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn'ttellitapartfromarealhumanbeing.Goeldidn'tinformthemaboutJill'strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel'svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.1. WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?
[单选题]PassageFourQuestions16to20arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech’sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn’tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn’ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindallthe40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn’tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn’ttellitapartfromarealhumanbeing.Goeldidn’tinformthemaboutJill’strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel’svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?
[单选题]PassageFourQuestions16to20arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech’sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn’tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn’ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindallthe40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn’tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn’ttellitapartfromarealhumanbeing.Goeldidn’tinformthemaboutJill’strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel’svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.16.WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?
[单选题]PassageFourQuestions16to20arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech’sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn’tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn’ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindallthe40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn’tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn’ttellitapartfromarealhumanbeing.Goeldidn’tinformthemaboutJill’strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel’svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.16.WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?