阅读理解A

PowerofPublicSpeakinghaspartneredwithASIInnovationLabstointegrateartificialintelligenceintothePopsClassroomplatformforimprovingpublicspeakingskills.ThefirstprojectisthePopsAdvisorwhichprovidesanautomaticevaluationofstudents’videopresentationswithvisualfeedback.(第一段)21.WhatisthePopsAdvisor?A.Avoiceassistant. B.Avideoplayer. C.Atimetracker. D.Anevaluationtool.?

TheAdvisorofferson-demandcommentstostudentspracticingpublicspeakingfromanywhere.Thisflexibilitybenefitsinstructors,whocanbeashands-onorhands-offduringpractice.Whilestudentscanoperateautonomouslywiththetool,instructorscanalsochoosetokeeptrackofstudents’progress.(第二段)23.Whoisthetextintendedfor?A.Labtechnicians. B.Publicspeechinstructors.C.Foreignlanguagelearners. D.ArtificialIntelligenceengineers.?

22.Whichofthefollowingcategoriesprovidesfeedbackonfacialexpressions?A.Delivery. B.Introduction. C.Body. D.Conclusion.?CriteriaUsingmachinelearningmodels,thePopsAdvisoranalyzesthefollowingcriteria:DeliveryIntroductionBodyConclusionVocalStyleVocalQualityVocalFillerEyeContactBodyLanguageCredibilityAttentionCentralIdeaPreviewConnectiveSupportLanguageConnectiveCredibilityOrganizationSignalingEndingSummaryMemorableEndingCredibility

FeedbackThepresenterreceivesfeedbackontheabovefourcategories.Andthisfeedbackisgiveninthefollowingformats:?RecommendationsToprovidepresenterswithvaluablefeedbackforthenextpractice,recommendationsfocusonspecificaspectsneedingimprovement.Forinstance,therecommendationcanbe“Yourmessageisclear,butbesureyouaregrabbingyouraudience’sattentioninyourintroductiontoensuretheyarelistening.”?SpeechMetrics(指标)Usefulspeechmetricsserveasquantitativedescriptorsonseveralaspectsofthepresentationincludingnumber