国开在线答案
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2022-09-12
[单选] 绘制云线时，云线的弧长最大值不能超过最小值的（）倍。
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2022-09-12
[单选] 地形等高线愈密则表示坡度。
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2022-09-12
[单选] 煤层底板表现为间距大致相等的一组平行直线。
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2022-09-12
[单选] 在底板等高线图中，表现为上、下盘断煤交线之间煤层底板等高线中断缺失。
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2022-09-12
[简答] 二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。RobyMiniisjust40centimeterstall,hasalargeroundscreenforaheadandhasbeendesignedtohelpseniorcitizenslivingalone.ManufacturedbyroboticscompanyShanghaiPTInfo,thebrightlycoloredrobot,whichcosts5,000yuan($790),waslaunchedonAug14tohelpentertainandmonitorelderlypeople.InShanghailastyear,thenumberofregisteredresidentsatleast60yearsoldwas4million.Thatwasnearly30percentofthepopulation.By2018,thefigureisprojectedtoriseto5million.Withmanylivingalone,robotssuchasRobyMinicanhelpplayacrucialroleincaringfortheelderly.“Itwillchangethewaypeopleinteractwithdigitalproducts,“Hongsays.FoundedinMay,ShanghaiPTInfohadalreadydonethegroundwork.Infact,theresearchteamspentthreeyearsdevelopingthespeechrecognitionsystembeforethefirmwasofficiallylaunched.With360-degreewheelshiddenunderitsbody,RobyMinicanfollowapersonthroughfacerecognitionandstrikeupaconversation,telljokesorprovideinformation.Therobotalsoworksasacomputerterminal,supplyingweatherinformation,orderinggroceriesonlineandevenbookingtaxis.RobyMinicanbeconnectedtoothergadgetsaswell,suchassmartwristbandsormagneticdevicesondoors.RobyMinicanalsoconnectanelderlyownertoadoctorthroughitshigh-definitionscreen.AlreadyShanghaiPTInfoistalkingtothreecommunityhospitalsinShanghai'sMinhangdistrict.SincetherobotislinkedtotheInternet,itcansupportlong-distanceaudioandvideocalls.MassproductionstartedthismonthandShanghaiPTInfoplanstomanufacture200,000unitsthisyear.ButthefutureisnoteasyforShanghaiPTInfo.Earlierthisyear,FlyingwingsIntelligentRobotTechnology(Shanghai)introducedamachinewithsensorsthatwillringanalarmwhenanelderlypersonfallsdown.TianjinShangjiuShengyuanTechnologyGroupalsodevelopedarobotforseniorsin2014.Ownerscanturnonthelightsandair-conditioningunitsbypressingbuttonsonthemachine.Itcanalsoremindelderlyownerstotakepills,andinformthemofhospitalcheckupsandfamilybirthdays. 1.RobyMiniisthenameof.A.aroboticscompanyB.arobotC.aseniorcitizenlivingalone2.RobyMiniisdesignedto.A.helplookafterchildrenlivingaloneinseniorhighschoolB.helpentertainandmonitorseniorcitizensC.changethewaypeopleinteractwithdigitalproducts3.Accordingtothispassage,thenumberofregisteredresidentsatleast60yearsoldwillbe.A.4millionnextyearB.30percentofthepopulationC.increaseto5millionby20184.Thewriter thinks“thefutureisnoteasyforShanghaiPTInfo”because.A.therearetoomanyelderpeopleinShanghaiB.RobyMinicannotringanalarmwhenanelderlypersonfallsdown.C.thecompanywillfacetoughcompetitioninthemarketplace5.The besttitleforthispassageis.A.HowtoUseaRobotB.ElderPeopleIncreaseinShanghaiC.RobotGivesHelptoOlderPeople
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2022-09-12
[单选] We _________ to deliver the goods within a week.
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2022-09-12
[单选] The Cheetah robotmadebyMIT'sscientistscanjumpoverhurdleswhile__________.
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2022-09-12
[判断] 信息技术正在改变我们的学习，它大大降低了知识传播的门槛，也使得师生交互更加方便灵活。
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2022-09-12
[判断] 控制论的创始人维纳认为：数据、信息、物质和能量是组成世界的四大基本要素。
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2022-09-12
[判断] 用于学校教学的网站和网络服务中，可以允许用户匿名使用和发布信息，不要求实名制。
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