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1、Unit2Whatishappinesstoyou一、阅读理解。AbusinessschoolinPariswillsoonbeginusingartificialintelligenceandfacialanalysistodeterminewhetherstudentsarepayingattentioninclass.Thesoftware,calledNestor,isusedintwoonlineclassesattheESGbusinessschoolbeginninginSeptember.Theidea,accordi
2、ngtoLCAfounderMarcelSaucet,istousethedatathatNestorcollectstoimprovetheperformanceofbothstudentsandprofessors.Thesoftwareusesstudentswebcams（网络摄像机）toanalyzeeyemovementsandfacialexpressionsanddeterminewhetherstudentsarepayingattentiontoavideolecture.Itthenformulatesquizz
3、esbasedonthecontentcoveredduringmomentsofinattentiveness.Professorswouldalsobeabletoidentifymomentswhenstudents’attentiondeclined,whichcouldhelptoimprovetheirteaching,Saucetsays.AdvocatesforAIineducationsaythatthesoftwareisactuallyunabletoteachacourse,butthetechnologyco
4、uldbeusedasadigitaltutorthatwouldadapttoastudent’sindividualneeds,andhelpdevelopmoreeffectivestudyinghabits.Suchsoftwarecouldalsohelpteachersbyprovidingfeedbackontheeffectivenessoftheirteaching,advocatessay.SaucetsaysNestorwon’tstoreanyofthevideofootageitgetsandthathisc
5、ompanyhasnoplanstosellanyotherdatathesoftwarecollects.Inadditiontofacialrecognitionandanalysis,thesoftwarecanintegrate（合并）withstudents’calendarstosuggestpossiblestudytimes,andtracktheironlinebehaviortopickuponpatterns.RoseLuckin,aprofessorattheUniversityCollegeLondonKno
6、wledgeLab,saysAIcouldunlockthe“blackboxoflearning”byprovidinginformationonhowandwhenlearninghappens.LuckinsaysaprogramlikeNestorcouldbeusefulforstudentswhotakeclassesremotely,since“thereisn’tahumantherewatchingthem.”AndwhilesomeareconcernedthatAImayonedayreplaceteachers
7、,Luckinseesthetechnologymoreasanassistant,ratherthanareplacement.Saucetagrees.“Humancontactisnotgoingtogoaway,”hesays.“Therewillalwaysbeprofessors.”131.HowdoesNestorworktofindoutwhenstudentsaren’tpayingattention?A.Bycollectingthedataofstudents’performanceindifferentclas
8、ses.B.Bycollectingthestudents’gradesinthequizzes.C.Byshootingandanalyzingstudents’eyemovementsandfacialexpress
