2026-2027学年九年级英语上册 Unit 1 单元测试卷（人教安徽版）

Unit1综合素质评价第一部分听力(共四大题，满分20分)I．短对话理解(共5小题；每小题1分，满分5分)()1．Whatwastheriverlikeinthepast?A． B． C．()2．Howdoesthemankeepintouchwithhisfriendsnow?A． B． C．()3．HowdidBobusetogotoschool?A．Bybike． B．Bybus． C．Onfoot．()4．WhichteamdidSteveusetobeon?A．Theswimmingteam． B．Thesoccerteam． C．Thetennisteam．()5．Whatarethespeakerstalkingabout?A．ThechangesinJim’shometown． B．Thetallbuildings．C．Thewideroads．II．长对话理解(共5小题；每小题1分，满分5分)听下面一段对话，回答第6、7题。()6．Whatdoestheboy’sgrandmathinkoflivinginKaili?A．Shelovesit． B．Shedislikesit． C．Shedoesn’tmindit．()7．HowisKailinow?A．Itisdirty． B．Itisquiet． C．Itisbeautiful．听下面一段对话，回答第8至10题。()8．HowlonghasKevinbeenawayfromhishometown?A．Forsixyears． B．Forsevenyears． C．Foreightyears．()9．WhatdoesKevinthinkisthebiggestchangeinhishometown?A．Morebusstops． B．Morenatureparks． C．Moretallbuildings．()10．WhatmightKevinbe?A．Aradiopresenter． B．Abusdriver． C．Atourguide．III．短文理解(共5小题；每小题1分，满分5分)()11．WhatdoesKatewanttodo?A．Askforhelp． B．Expressthanks． C．Makefriends．()12．WhatwasthelifeinKate’svillagelikeinthepast?A．Therewasalmostnoroadtotheoutsideworld．B．Therewasnotenoughfoodforpeopletoeat．C．Therewasnocleanwaterforpeopletodrink．()13．WhatwasWangYang’sjobbefore?A．Abusinessman． B．Achemistryteacher． C．Ascientist．()14．HowlonghasWangYangbeeninthevillage?A．Forsevenyears． B．Forsixyears． C．Forfiveyears．()15．HowdidWangYanghelptoimprovericeproduction?A．Bycreatinggoodnaturalenvironment．B．Byinvitingsomescientiststogivelessons．C．Byleadingpeopletolearnmoderntechnology．IV．信息转换(共5小题；每小题1分，满分5分)OurHometownIntroductionOurhometownhaschangedalotinthelast16．years．Jobs·Inthepast，mostpeopleworkedonfarmsandlifewas

17．forthem．·Now，alotofpeopleworkinfactories，18．andoffices．Activities·Youngpeoplelikegoingtothegymsandthe19．．·Oldpeoplelikegoingtotheparks．·Therearefootballandbasketballmatchesinthenewsportscentre20．aweek．第二部分语言知识运用(共三大题，满分35分)V．单项填空(共10小题；每小题1分，满分10分)()21．—Look!Susanistakingtheintherunningrace!—Yes，sheisalwaysgoodatrunning．A．aspect B．lead C．part D．secret()22．Paperisanimportantinvention．Itchangesthewritingmaterialsinsomeway．A．slowly B．greatly C．hardly D．totally()23．[上海浦东期中]Agoodwaytoimprovememoryisinformationwithpictures．A．link B．linked C．linking D．tolink()24．Myclassroomisabout5metresand10metres．A．wide；long B．long；wide C．wide；deep D．tall；far()25．—Nowadays，therearemorenewenergyvehiclesinthecitiesofYunnan．—Great!They’llreallymakepeople’stravelmuchandcheaper．A．convenient B．moreconvenient C．convenienter D．mostconvenient()26．Heusedtoinasmallvillage，butnowhehasbeenusedtointhisbigcity．A．live；live B．living；living C．live；living D．living；live()27．—Youlookunhappy．Whathappened?—Iaskedthecompanyforajob，butIwasturneddownbecauseofexperience．A．plentyof B．lackof C．fullof D．tonsof()28．MycousinEnglishforfiveyears．Hecannowhavesimpleconversationswithforeigners．A．learns B．learned C．haslearned D．willlearn()29．MrWuhisfamilysincehehomeattheageof15．A．hassupported；hasbeenawayfrom B．supported；leftC．hassupported；left D．supported；hasleft()30．—I’llflytoHangzhouformyholidaythisweekend．—!Haveanicetrip!A．It’sapity B．Wonderful C．Noproblem D．GoodideaVI．完形填空(共20小题；每小题1分，满分20分)APrimaryandsecondaryschoolsincitieslikeBeijing，Tianjin，Qingdaoandmanyothercitieshavemadeabigchange．Theyextended(延长)class31from10minutesto15minutes．Thishelpsstudentsandteachersdomoreoutdoor32，likerunning，playinggames，orsimplywalking．Before，10-minutebreaksweretoo33formanystudents．Thoseintallbuildingscouldn’treachplaygroundsquickly．Someschoolseven34studentsfromleavingclassroomsbecausetheyworriedabouttheirsafety．Asaresult，studentsoften35allday，whichwasbadfortheirhealth．Now，longerbreaksletstudentsexerciseforatleast30minutes36，asthegovernmentwants．Thenewruleshowsschools37students’healthandstudy．Moreoutdoortimemakesstudentsstronger，happier，andbetteratfocusing．Teachersalsojoinin，makingtheschoola38place．Forexample，someschoolsorganizefungamesduringbreakstohelpstudentsrelax．Butthereareproblems．Withmorestudents39，schoolsneedtokeepeveryonesafe．They’recreatingspecialplayareasandaskingteacherstowatchcarefully．Still，thischangeisagoodstep．Ithelps40problemslikeobesity(肥胖)andbadeyesight．Bybuildinghealthyhabitsearly，schoolsarepreparingstudentsforabalancedlife．()31．A．subjects B．tasks C．questions D．breaks()32．A．homework B．activities C．tests D．books()33．A．long B．boring C．funny D．short()34．A．stopped B．protected C．saved D．excused()35．A．lay B．slept C．sat D．shouted()36．A．daily B．weekly C．monthly D．yearly()37．A．leaveout B．careabout C．worryabout D．lookinto()38．A．narrower B．larger C．friendlier D．noisier()39．A．beside B．inside C．outside D．behind()40．A．find B．treat C．recognize D．fightB[安庆期中]ArtificialIntelligence(AI)ischangingtheworldfasterthanever．Recently，many41thingshavehappenedinAItechnology．OneofthemostinterestingdevelopmentsisinAI’s42tounderstandandgenerate(生成)humanlanguage．AIprogramslikeChatGPTcannowwritearticles，answerquestions，andeven43withhomework!Theseprogramscanunderstandlanguagemorenaturally，makingit44forpeopletointeract(互动)withcomputers．AnotherareawhereAIismakingbigprogressisinhealthcare．AIsystemscanhelp45finddiseasesearlierbylookingatmedicalimages(图像)，suchasX-raysandMRIs．Thishelpsdoctorsmakebetter46andtreatpatientsmoreeffectively(有效地)．AIisalsousedto47newmedicinesfaster．Inaddition，AIisbeingusedinself-drivingcars．ThesecarsuseAItounderstandtheroad，recognizeobstacles(障碍)，anddrive48withoutahumandriver．However，thereare49，too．ManypeopleworryaboutAItakingjobsorbeingusedinwaysthatareharmful．It’simportantforscientistsandgovernmentsto50AIisdevelopedresponsiblyandsafely．AsAIcontinuestogrow，itwillbeexcitingtoseehowitshapesourfuture!()41．A．exciting B．bad C．simple D．usual()42．A．skill B．gift C．ability D．talent()43．A．play B．help C．discuss D．agree()44．A．harder B．easier C．faster D．higher()45．A．teachers B．students C．doctors D．engineers()46．A．decisions B．mistakes C．activities D．facts()47．A．find B．buy C．sell D．develop()48．A．safely B．quickly C．loudly D．exactly()49．A．chances B．challenges C．advantages D．prices()50．A．findout B．makesure C．lookup D．careforVII．补全对话，其中有两项多余(共5小题；每小题1分，满分5分)A:Hi，Linda．Welcomeback．B:Hello，Steven．51．______A:Howlonghaveyoubeenawayfromourhometown?B:52．Imissitsomuch．A:Therearegreatchangeshere．Doyourememberthecinemaweusedtogoto?B:Yes．53．______A:Itisashoppingcentrenow．B:Oh，wecangotherelater．54．______A:That’stheplan．Thenwecanhavelunchneartheschool．B:Excellent!55．______A:OK．Let’sgo．第三部分阅读(共两节，满分40分)VIII．阅读理解(共20小题；每小题2分，满分40分)第一节阅读下列短文，从每小题所给的A、B、C、D四个选项中选出最佳选项。AChinaispayinggreatattentiontothedevelopmentofAI．China’smainadvantageliesinintelligentrobots．AndthemainproblemofAIdevelopmentinChinaisnotashortageofmoneybutashortageoftechnologyandtalent．ChinaplanstobecomeaworldwideAIinnovation(创新)centreby2030．ManyChineseplayershavesurprisedtheworld，suchasYaoMingandLiuXiang．Thecountryhasheldmoresportsactivities．The2008BeijingSummerOlympicsandthe2022BeijingWinterOlympicsarepartsofthegreatachievements．FromFebruary4thto20thin2022，ChinahostedtheBeijingWinterOlympics．Chinahasbuilttheworld’slargesthigh-speedrailnetwork(网)，whichhasreached50，000kilometresandisstillspreading．Thetrainshavecarriedmillionsoftravellersandhavegreatlyreducedtraveltimearoundthecountry．Bytakingahigh-speedtrain，thetraveltimefromBeijingtoShanghaihasbeencutinhalf，frommorethan10hourstoaround5hours．Chinaisalsosharingthistechnologywithmanyothercountries．()56．What’sthemainproblemofAIdevelopmentinChinanow?A．It’sshortofmoneyandtechnology． B．It’sshortofintelligentrobots．C．It’sshortofpeopleandtalent． D．It’sshortoftechnologyandtalent．()57．Howlongdidthe2022BeijingWinterOlympicslast?A．For15days． B．For16days．C．For17days． D．For18days．()58．Wheremightthispassagecomefrom?A．Astorybook． B．Afashionmagazine．C．Anewspaperreport． D．Atravelguide．BJaydenMiller，avlogger，26，haslivedinChinaforfiveyears，teachingEnglishinChina．Inhisfreetime，helikesmakingvideosabouthistripstovillagesandhassharedover10suchvideosontheInternet．Millerhasseenthebigchangesinthosevillagesduringhistripsovertheyears．Theoldbumpy(不平的)roadsinthevillagesbecomemuchbetternow．“Nowyoucaneasilyspendadayinavillage．Youcangotoarestauranttobuysomefood．Youcangototheparktorelax．Youcanpayforeverythingwithyourphone．Thereisalways4Goreven5G，soIcanusethemaponmyphonetogetbacktothecity．ButtherewasnothingwhenIwentthereforthefirsttime，”saysMiller．Insomevillages，traderstoldhimthattheycouldsellmorelocalproductstomakemoremoney—thankstothegrowingnumberofvisitorsbroughtbythemoreconvenienttransport．Millerthinksit’sChina’seffortthatmakesthesechangeshappeninthecountryside．HehopestogoonloggingthechangestoshowtherealChinatotheworld．()59．WhendidMillergotoChina?A．Attheageof26． B．Attheageof21．C．Attheageof16． D．Attheageof10．()60．HowmanyvideosabouthistripstovillageshasMillersharedonline?A．Overten． B．Overtwenty． C．Overthirty． D．Overforty．()61．WhatmayMillerdointhefuture?A．Millermaykeeprecordingthechanges．B．Millermayhelpsellthelocalproductswithhisphone．C．Millermayplayaroleindevelopingthecountryside．D．Millermayshowhisfriends’lifeabroadontheInternet．CWhenIwasveryyoung，peopleinourvillagelivedbyplantingfruittrees．Mygrandmotheralwaystookmetotheorchard(果园)onthehill．Atthattime，theyhadtocarrywaterfromtheriveratthefootofthehilltohalfwayupthehill(半山腰)．Eventhoughtheyworkedsohard，theproductionoffruitwasstilllowbecauseitwasshortofwaterthere．Oneday，twoyoungmenledagroupofworkerstoourvillage．Theylearnedaboutourdifficulties，andlater，acanalproject(灌溉工程)begantobebuiltinmyvillage．“Whoarethey?”Iasked．“Theyaregoodmenfromourgovernment，”mygrandmareplied．Then，Imovedtoanothercityformymiddleschool．Duringonesummerholiday，Icamebacktomyhometownwithmyparents．Whenwearrivedthere，wewereastonishedbecauseeverythingchanged．Wesawthecanalrunthrougheveryorchard．Andmygrandmatoldusthatafterthecanalprojectwascompleted，villagersdidn’thavetogoupanddownthehilltocarrywateranymore．Andmoreandmorepeoplestartedplantingfruitandtheproductionincreasedalot．Thankstothegovernment’scanalproject，ithasmadethedevelopmentofourcountrysidebetter．Nowadays，peopleworkhardtoliveinabigcity．However，weshouldnotforgetourhometown．Thatiswherewearefrom．()62．Howdidpeoplemakemoneyinthevillagewhenthewriterwasyoung?A．Byplantingvegetables． B．Byfeedinganimals．C．Byplantingfruittrees． D．Bybuildingcanalprojects．()63．Whatdoestheunderlinedword“astonished”probablymean?A．Worried． B．Afraid． C．Surprised． D．Angry．()64．Inwhatorderdidthefollowingthingstakeplace?①Acanalprojectbegantobebuiltinthevillagetosolvethewaterproblem．②Thecountrysidechangedalotbecauseofthecanalproject．③Thewritermovedtothecityforhismiddleschool．④Thevillagershadtogoupanddownthehilltocarrywater．A．④③①② B．④①③② C．③②①④ D．③①②④()65．Whatcanbethebesttitleforthepassage?A．WhatDoesaHometownMean? B．WhoAretheGoodMen?C．WhyDoPeopleComeBack? D．HowIsaVillageImproved?DGreatchangeshavetakenplaceinourlivesoverthepastcentury．Herearesomeexamples:Firstly，peoplewerenotabletotravelsuchalongdistanceinsuchashorttimeinthepast．Planeswerenotverypopularatthattimebecausetheyusedtobeaveryexpensivewaytotravel．Nowadays，wehavefastandcomfortablecars，andmoreandmorepeoplecantravelbyplane．Secondly，inthepast，peoplehadtoworkmuchharderbecausetheydidnothavethetoolsthatwehavetoday．Today，machinesdomostofthedifficultanddangerouswork．Thirdly，thelivingconditionsinthepastwerenotasgoodastheyarenow．Therewerenobathroomsorrunningwaterinmanyhouses，andmanypeoplecouldn’tbuythethingslikerefrigerators，TVsetsorwashingmachines．Now，mostfamilieshaveseveralofthesethings．Andmanyfamilieshavecomputers，carsandsoon．Finally，nowadays，moreandmorepeoplehavethechancetogetagoodeducation．Inthepast，therewerefewerschoolsandthequalityofeducationwasmuchpoorer．NowpeoplecanalsostudyontheInternetathome．Thedevelopmentofscienceandtechnologyintheworldisamazing．Lifenowismuchfasterandbusierthanitusedtobe．Andwearestillcreatingnewthingstomakeourlivesbetterandeasier．()66．Whatdoestheunderlinedword“they”referto?A．Planes． B．Cars． C．People． D．Children．()67．WhichofthefollowingisTRUEaccordingtothepassage?A．Allthepeoplecouldn’tuserunningwaterinthepast．B．Peoplesometimeswenttothemoviesinthepast．C．Peopledidn’twatchTVatallinthepast．D．Afewpeopleusedwashingmachinestowashtheirclothesinthepast．()68．Whichofthefollowingisnotmentionedinthepassage?A．Livingconditions． B．Waystotravel． C．Education． D．Sports．E①LivinginChinahasmademerealizehowconvenientlifecanbe．It’smuchbetterthanIeverthought．②ThemomentIcametothiscountry，awaveofpleasantsurprisewashedoverme．Thepublictransportsystem，especiallyinitsbigcitieslikeBeijingandShanghai，isgreat．Thesubwaynetworkscovereverypartofthebigcities．Peoplecanavoidthetrafficjamsandgettowheretheywanttogomuchfaster．High-speedtrainsthatconnectcitieslikeBeijingandShanghaiinlessthanfivehoursareanotherexampleofChina’swonderfultransportationsystem．③AnothergreatthingthatstandsoutinChinaistheavailability(可用性)ofservices．Ifmybikeisbrokenandneedsarepairman，orifIwanttobuydailynecessities，electronicsorevenmedicine，Ijustneedtomakeaphonecallorclickonmyphonescreenafewtimes．Sinceeverythingisavailableonline，Inolongerhavetogofartothesupermarketorstore．ItisoneofthekeyreasonsI’vestayedinChinaforsolong—somethingI’veneverexperiencedinanyothercountry．④What’smore，China’sconveniencedoesn’tonlylieinthespeedofservices，butalsoinitsuser-friendliness．Thewholesystemisdesignedwithuserexperienceinmind．Forexample，theappsIusefortransportationordeliveriesareuser-friendly，evenforpeoplewhoarenotgoodattechnology．Everything，includingpaymentmethods，issimpleanddirect．Itmeansyoudon’tneedtospendtimelearninghowtousethesystems．Thismakesiteasyforeveryonetogetthingsdonewithoutdifficulty．⑤TheconvenienceinChinahasmadememoreproductiveandrelaxed．I’msurethatwithtechnologicalprogressandinfrastructure(基础设施)development，lifeinChinawillbecomeevenmoreconvenientinthefuture．()69．WhatdidthewriterfeelwhenhearrivedinChina?A．Asenseofworry． B．Afeelingofsurprise．C．Atouchofboredom． D．Afearoftheunknown．()70．Whatisthestructureofthepassage?A BC D()71．Whatisthemainideaofthispassage?A．Thekindsofuser-friendlyapps．B．TheconvenienceoflivinginChina．C．ThefutureoftechnologicalprogressinChina．D．Thedevelopmentofhigh-speedtrainsinChina．()72．Whichofthefollowingismostlikelytobethewriterofthispassage?A．TengFei，aChinesewhohasjustreturnedfromabroad．B．Yurina，aninternationalstudentinBeijingfor4years．C．Amy，aforeignerwhohadaone-weektriptoChina．D．FuXing，aChinesestudentwhoisproudofChineseculture．第二节阅读下面短文，并用英语回答问题(请注意每小题的词数要求)。FYanWenjiaoisacollegegraduatelivinginManleVillage，Xishuangbanna，YunnanProvince．LikeMaLiangwiththeMagicBrush，Yanchangeshishometownintoafamousplaceofinterest．Howdoeshemakeit?Yan’sstorybeganinJuly2015．WhenYanreturnedtohishometownforsummervacation，hedrewsomepaintingsonthewallsofhishouse．Passingvillagersoftenstoppedandwatched．SomepeoplefoundYan’swallpaintingsbeautifulandaskedhimtopaintforthem．Yangladlyagreed．Atthesametime，hefoundthatthereweremanyoldwallsinthevillage．Sohedecidedtodrawmorepaintingsonthosewalls．InJune2018，YandecidedtoreturnhomeaftergraduatingfromanartschoolinHubeiProvince．“Goingtocollegewasnottoleavemyhometownbuttocomebackbetterprepared，”Yansaid．Yancreatedbeautifulwallpaintingsandgroundpaintingsineverycornerofthevillage，coveringabout5，000squaremetres．In2020，Yansetupateamwithotherlike-minded(志趣相投的)people．Startingfromtheirvillages，theyhavemadewallpaintingsacrossYunnanandeventravelledtoBeijing，Guangdong，Sichuan，andChongqing，paintinginmorethan300villages．73．HowdidsomevillagerslikeYanWenjiao’sworks?(不超过15个词)_____________________________________________________________________74．WherecanyouseeYanWenjiao’sworksinhisvillage?(不超过10个词)_____________________________________________________________________75．WhohasYanWenjiaoworkedwithsince2020?(不超过10个词)_____________________________________________________________________第四部分写(共两大题，满分25分)IX．单词拼写(共5小题；每小题1分，满分5分)76．Am(奇迹)issomethingthatseemsimpossiblebuthappensanyway．77．Walkingonther(崎岖的)pathinthemountain，wehadtobeverycareful．78．Notonlytherailwaysbutalsotheh(公路)connectthetwocities．79．Janeoftenhelpsj(低年级的)studentswiththeirmathhomeworkafterschool．80．Let’sremembertheimportantpeoplewhohelpedands(支持)usinourlives．X．书面表达(共1小题；满分20分)假设你是李华，你的朋友Henry对安徽很感兴趣。请你结合以下提示，用英语给他写一封邮件，描述近年来安徽乡村的变化。词数80~100。要求：1．必须包含所有提示信息，可适当发挥，邮件的开头和结尾已给出，不计入总词数；2．意思清楚，表达通顺，行文连贯，书写规范；3．请勿在文中使用真实的姓名、校名和地名。To:Henry@Outlook．com From:Lihua@163．comDearHenry，_________________________________________________________________Yours，LiHuaUnit1综合素质评价I.1-5BBCAAII.6-10ACBAAIII.11-15BABCCIV.16.forty/4017.hard18.shops19.cinemas20.onceV.21.B

【点拨】takethelead取得领先位置。故选B。22.B

【点拨】根据“Paperisanimportantinvention.”可知，纸张作为重要发明，极大程度上改变了书写材料。故选B。23.D

【点拨】根据“Agoodwaytoimprovememory”可知，应用动词不定式短语作is的表语。故选D。24.A

【点拨】根据“Myclassroomisabout5metres...and10metres...”可知，教室大约5米宽，10米长。故选A。25.B

【点拨】根据空前的“much”可知，此处应用比较级形式。故选B。26.C

【点拨】usedtodosth.过去常常做某事；beusedtodoingsth.习惯于做某事。故选C。27.B

【点拨】根据“butIwasturneddownbecauseof...experience”可知，是由于缺乏经验被拒绝。故选B。28.C

【点拨】根据“forfiveyears”可知，句子要用现在完成时，表示动作从过去持续到现在，并且可能持续下去。故选C。29.C

【点拨】根据“since”和“attheageof15”可知，第二空表示过去发生的事，故应用一般过去时；结合语境和“since”可知，第一空应用现在完成时。故选C。30.B

【点拨】Wonderful表示“太好了”，用来对别人的旅行计划表达兴奋与祝贺，与后句“Haveanicetrip!”语义连贯。故选B。VI.A)【主旨大意】本文介绍了中国许多城市的中小学延长课间时间的变化。31.D

【点拨】根据“from10minutesto15minutes”可知，延长的是“课间休息时间”。故选D。32.B

【点拨】根据“likerunning，playinggames，orsimplywalking”可知，帮助学生和老师进行更多的户外活动。故选B。33.D

【点拨】根据“Thoseintallbuildingscouldn’treachplaygroundsquickly.”可知，以前课间太短。故选D。34.A

【点拨】根据“worriedabouttheirsafety”可知，一些学校“阻止”学生离开教室。故选A。35.C

【点拨】根据“...allday，whichwasbadfortheirhealth”可知，是一整天都坐着。故选C。36.A

【点拨】根据“exerciseforatleast30minutes”可知是指每天。故选A。37.B

【点拨】根据“Moreoutdoortimemakesstudentsstronger，happier，andbetteratfocusing.”可知，学校“关心”学生的健康和学习。故选B。38.C

【点拨】根据“someschoolsorganizefungamesduringbreakstohelpstudentsrelax”可知，是让学校氛围更友好。故选C。39.C

【点拨】上一段强调课间户外运动的好处，因此是更多学生“在户外”。故选C。40.D

【点拨】根据“problemslikeobesity(肥胖)andbadeyesight”可知，应为“对抗”。故选D。B)【主旨大意】本文主要讲述了人工智能技术的快速发展及其在各个领域的应用和影响。41.A

【点拨】根据后文讲述了人工智能在多个领域的积极进展可知，最近人工智能技术发生了许多令人兴奋的事情。故选A。42.C

【点拨】根据“OneofthemostinterestingdevelopmentsisinAI’s...tounderstandandgenerate(生成)humanlanguage.”可知，人工智能在理解和生成人类语言方面的能力是最有趣的发展之一。故选C。43.B

【点拨】根据“AIprogramslikeChatGPTcannowwritearticles，answerquestions，andeven...withhomework!”可知，人工智能程序可以帮助做家庭作业。故选B。44.B

【点拨】根据“Theseprogramscanunderstandlanguagemorenaturally，makingit...forpeopletointeract(互动)withcomputers.”可知，这些程序使人们更容易与计算机互动。故选B。45.C

【点拨】根据“AIsystemscanhelp...finddiseasesearlier

bylookingatmedicalimages(图像)”可知，人工智能系统可以帮助医生更早地发现疾病。故选C。46.A

【点拨】根据“Thishelpsdoctorsmakebetter...andtreatpatientsmoreeffectively(有效地).”可知，人工智能系统可以帮助医生做出更好的决定。故选A。47.D

【点拨】根据“AIisalsousedto...newmedicinesfaster.”

可知，人工智能被用于更快地开发新药物。故选D。48.A

【点拨】根据“ThesecarsuseAItounderstandtheroad，

recognizeobstacles(障碍)，anddrive...withoutahumandriver.”

可知，自动驾驶汽车使用人工智能在没有人类驾驶员的情况下安全驾驶。故选A。49.B

【点拨】根据“ManypeopleworryaboutAItakingjobsorbeingusedinwaysthatareharmful.”可知，人工智能的发展也带来了挑战。故选B。50.B

【点拨】根据“It’simportantforscientistsandgovernments

to...AIisdevelopedresponsiblyandsafely.”可知，科学家和政府需要确保人工智能的开发是负责任和安全的。故选B。VII.51-55CDEFBVIII.A)【主旨大意】本文介绍了中国在一些领域的发展情况与相关成就。56.D

【点拨】细节理解题。根据“AndthemainproblemofAIdevelopmentinChinais...ashortageoftechnologyandtalent.”可知，中国在人工智能发展方面的主要问题不是缺钱，而是缺少技术和人才。故选D。57.C

【点拨】细节理解题。根据“FromFebruary4thto20thin2022，ChinahostedtheBeijingWinterOlympics.”可知，2022年2月4日至20日，共17天。故选C。58.C

【点拨】推理判断题。通读全文，本文举例说明中国的巨大发展与成就，推测文章来自报纸报道。故选C。B)【主旨大意】本文主要介绍了一位在中国居住的外国视频博主，他见证了中国农村的巨大变化，并将这些变化用视频记录下来。59.B

【点拨】细节理解题。根据“JaydenMiller，avlogger，26，haslivedinChinaforf