5英语答案)
The fact that ground squirrels have personalities may not seem surprising.But the scenmal personaliy is relatively young,as is the recognition that there are ecologicaloorntae,blder,mreivr may find mre oodoeedanirriskybehvior mya make them easily hurt by predator()eiperd thehileher PhDUC Davisvbeenyngo-manled groundat the RoekyMon Coord for decades.s establisheditmoreAliperti's advisor,Dirk Van Vuren.Aliperti drew from this powerful data set for her study,while密ngaserof experimenthere over the course of three summerbrveduihealitiesverall,the study,published in the joural Aml Bor found thatboeagerrhere they ad their activitie Bold,ovefrthat were bolder,more aggressiveand more active had greater ces tohabitats,suchas rokTheofhehmpr becebeter ot for ervvin patoringly,habitat is also associated with sociability.mal perhrd cbut if it makes you relae tomre,maybe poplemore interested in conserving them,"said Aliperti.28.What's the significance of the findings in paragraph 1?A.To better protect wildlife.C.To observe squirrels'behavior.B.To know more about space.29.What do bolder squirrels tend to do in paragraph 2?ToexpreurreperoA.Hunt for more food.C.Show their personalities.B.Work against each otherD.Attract less predators.30.What does the underined wordeadingi paragameanA.Keeping.B.Refusing.C.Killing.31.What's Aliperti's attitude towards doing research on animal personality?D.Avoiding.A.Skeptical,B.Supportive.C.Worried.D.Tolerant.DLivestream through channels such as Amazon Live and QVC is a popular way to sell goods online.Insession that lasts between 5 and 10 minutes,someone promotes a product.Viewers can then readily buy itclicking on a link.Researchers analyzed 99,451 sales cases on a livestream selling platform and matched them with actulsales cases.To determine the emotional expression of the salesperson,researchers used two deep learning models:face detection model and an emotion classification model.The face detection model discovers the presenceabsence of a face in a frame of a video stream.The emotion classifier then determines the probability thatface is exhibiting any of the six basic human emotions:happiness,sadness,surprise,anger,fear or disgust.Wewanted tosee the effect of emotions expressed at different times in the sales cases,soweoprobabilities for each emotion for all 62 million frames in our database.We then combined these probabilitieshrossble aspects that might drive salessuch as price and product characteristicsto udgeheffect of emotions.Weod that,perhaps unsurprisingly,when salespeople convey more negative emotionssuch asangeand disgustthevome of sales went down.But we also found that a similar thing happened when thesalespeople display high levels of positive emotions,such as happiness or surprise.Aikbased onour research,is that smile can be disgusting because it lackstue i金卷押题猜题英语（十一）第5页（共8页）22·JYC7
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