新高考英语一轮复习课时提能练3334北师大版

With oneyear betweenthe twophotographs,the methodwas90percent accurateatrecognizing faces.This droppedto73percent afterthree years.The approachbeats paringchildrenwith photostaken whenthey wereaged0to4that have been agedby software,whichstays at50percent recognitionafter sixmonths.The newAI mighthelp toimprove accuracyofthis kindof softwareas well.Deb，s nextgoal is to makethe agegap wider.His teamalso hopesto developan appthatcould beused tofight childtrafficking.【语篇解读】本文是一篇说明文文章主要介绍了通过人工智能手段来确认丢失孩子的身份

1.What issuggested inPara.1A.The old photos arehard toread.B.Found childrenchange greatly.C.Childrens faces are unpredictable.D.Photos of children areeasy to match.B［推理判断题根据该段中的“As missing children age,they outgrowtheir lastknownphotographs,which makesfinding themtough.”可知，随着丢失孩子年龄的增长，他们的长相和所知道的他们最后的照片上的样子非常不同，这使得找到他们很难，故答案为B选项（被找到的孩子变化很大）］

2.Why doDeb，s teamdo theresearchA.To provethe advantagesof AIfunction.B.To helpthe policechange theirsoftware.C.To builda database tofind themissing children.D.To improvethe accuracyof children，s face-recognition.D［推理判断题根据文章第三段中的“Given arecent faceimage...the child is froma large dataset ofchild faceimages”和第四段中的Now Deband hiscolleagues havecreatedan algorithm（算法）to dothis forthem.”和第六段中“The newAI mighthelp toimproveaccuracy ofthis kindof softwareas well.“可知，Deb团队做研究的目的是提高脸部图像匹配的准确性故答案为D选项］

3.What does the underlinedword utrafficking^in the last paragraphmeanA.Image matching.B.paring.C.Recognizing.D.Illegal trade.D［词义猜测题纵观文章内容可知，本文介绍了目前警方通过软件确认丢失孩子的身份有难度，Deb和他的团队创造了一个算法可以比较准确地确认一个丢失孩子的身份，根据文中出现的missingchildren和found children可以推知，画线词在此处指的是非法拐卖（儿童），故答案为D选项］

4.What isthe mainidea of the textA.AI couldmatch missingkids to old photos.B.Age-related changesof faces are predictable.C.A face-recognition algorithmhas beencreated.D.A newsoftware isimproved tofind missingkids.A［主旨大意题本篇文章的中心句aNow AIArtificial Intelligencecould makeitquicker tomatch anyfound childrento thoseold photos.，故答案为A项，人工智能能够把丢失的孩子和旧照片匹配起来］B2019•辽宁五校联考A studyhas shownthat nearly90percent oftraffic accidentsarecaused byhuman errors.So ouraim is a fullyautonomous carthat getsrid of the causeofmost accidentsthe driver.Researcher Hodgsonpoints out,“For safety,the fasteryou can removehumans,the better,even ifthere areunfortunately afew accidentsfromnew causes.Its aquestion ofbalancing thenumber injuredor killedby autonomous vehicleswith thepeople whoselives arepotentially saved.”It，s anidea thatElon Musk,CEO ofelectric carpany TeslaMotors,has longbelieved.His panyis determinedto bethe firstto delivera fullyautonomousvehicleto consumers.Last year,Musk announcedthat Tesla，s2017goal was“to doan exampledrive offull autonomyallthe wayfrom LAto NewYork...and havethe carpark itself”.However,even Teslaadmits that there areproblems toovere一the softwareneeds furthervalidationand theappropriate regulatoryapproval needsto bein place.Indeed,recentcrashes ofTesla vehiclesand Googlecars confirmthatthe software isn，t readyyet.The U.K.government appearsmitted to encouraging the development of autonomousvehicles.Its supportingfour citytrials,publishing theModern TransportBill toreducered tapearound theirintroduction andadapting thelegal systemto takeinto accountproblemssuch asinsurance liabilitywhen ahuman isntin controlofavehicle.The insuranceindustry issimilarly eager to help increase autonomy in cars.As theAssociationof BritishInsurers ABIpoints out,“More than90percent ofroad accidentsarecaused byhuman errors.This costsmotor insurersa shocking£20million perday inclaims.【语篇解读】本文介绍了一种无人驾驶汽车由于交通事故主要是由驾驶员的失误引发的，这种无人驾驶汽车在某种程度上可以解决交通事故问题这种想法虽然还需进一步完善，但已经得到了英国政府及保险公司的支持

5.What difficultydoesthepany TeslaMotors haveA.New inventionsmay causemore injuriesand deaths.B.The panylacks confidenceto makenew creations.C.The softwareshould bemade officiallyacceptable.D.The trafficregulation hasproved unreasonable.C［细节理解题题干中的关键词是difficulty,据此定位到第三段的第一句“However,even Teslaadmits thatthere areproblems toovere一thesoftwareneeds furthervalidationand theappropriate regulatoryapproval needsto bein place.”由此可知，特斯拉公司还需要解决的问题是相关软件需要进一步的验证以及监管机构的批准］

6.What isthe U.K.governments attitudeto autonomous carsA.Ambiguous.B.Positive.C.Cautious.D.Disapproving.B［推理判断题题干中的关键词是the U.,据此定位到第四段第一句“The U.K.governmentappears mittedtoencouragingthedevelopmentof autonomousvehicles.即英国政府似乎是在鼓励无人驾驶汽车的研发由此可知，英国政府的态度是支持的，所以答案是B］

7.What isthe mainidea of thelastparagraphA.Insurance panieswould liketo supportautonomous cars.B.Human mistakesmay bethe keycause oftraffic accidents.C.Traffic accidentscost insurancepanies quitea lot.D.Motorists aresurprised tohear about autonomous cars.A［段落大意题段落主题通常会出现在段首，由最后一段的首句“The insuranceindustryis similarlyeagerto helpincreaseautonomyincars.”可矢II,保险公司同样渴望去帮助提高汽车的自动性能］

8.What isthe author，s purposein writingthe textA.To showhis deeplove for autonomouscars.B.To introducea newdevelopment intechnology.C.To amusereaders withfunny examples.D.To providea persuasiveargument againstautonomy.B［写作意图题本文重点介绍了一项新技术一一研发无人驾驶汽车，并介绍了尚待解决的相关问题，以及英国政府、保险公司对此项新技术的态度］II.阅读七选五（2019•合肥市第二次质量检测）What toDo WhenSomeone Doesn,t LikeYouWhen someonetells me“I don，t careif peoplelike me”,they areshowing metheemotional wallthey useto blockthe hurtof rejection.As humansare socialanimals,1_The firststep tohandle anegative situationis torecognize yourreaction.Ask yourself,“What amI feeling”2Any betrayal（背叛）or embarrassmentin yourheartIdentify whatfeeling hasshown upin yourbody,so youcan choosewhat to do next.3―When yousense yourselfshutting downor feelingdefensive,ask yourselfwhatthe person actually meant to do to you.Did theytruly meanto offendyou,or makefun ofyouYour brainworks veryhard tokeep yousafe,so itwill judgea situationas threateningifthere isany possibilityof socialharm.When ourbrains sensea possible^_5—If not,what canyou do to releaseyour needto beliked bythis personAnd,whatcan youdotostay neutraland notreturn thedislike Themore youcan eto acceptothersas who they are,the moreyoucanmove forwardwith yourgoals regardlessof whethersomeonelikes youor not.A.If youcan,look theperson inhis eyes.B.Do youfeel anyfear oranger in your headC.Ask yourselfwhat istrue about the situation.D.Often peopledo notrealize theimpact of their words.E.Will theperson，s judgmentof youimpact yourwork orlifeF.The abilityto leta showof dislikeroll offyour backisalearned skill.G.This wi11ground youin thepresent andtake youout ofyour tremblingmind.【语篇解读】本文主要介绍了摆脱不受别人喜欢的情况的方法和策略

1.F［由空处承接下文“The firststep tohandle anegative situationistorecognizeyour reaction.v可推知，木空是一个承上启下的过渡句，即应对别人的拒绝和负面评价是一种可以学习的技能，下文具体阐述如何达成这种技能，所以选F项］

2.B［由空处承接上文“Ask yourself,What amI feeling可推知，此处表示个人的感情倾向，与下文“Any betrayal（背叛）or embarrassmentinyourheart”呼应，所以选B项］

3..C［由空处承接下文“When yousense yourselfshutting downor feelingdefensive,ask yourselfwhat thepersonactuallymeantto dotoyou.”可矢口,本段讲的是要搞清楚真实的状况，然后再具体地应对，故选C项］

4.G［由空处承接上文“Take abreath torelieve thestress.”可推知，空处应进一步讲这样做的好处，所以选G项］

5.E［由空处承接上文“Finally,if youbelieve theperson doesn，t likeyou,ask yourselfifthis matters.v可推知，搞清楚他人的不喜欢对自己是否有影响对接下来的应对很重要，这种影响可能是工作或生活上的，所以选E项］m.语法填空2019•兰州诊断eurs runalong apath anduse onlytheir bodiesto dealwith theobstaclesin themost efficientway.Parkour paysmore attentionto efficiency,

1.makeit different from thesimilar practiceof freerunning.Parkour

2.mon includesrunning,jumping,climbing,rolling andother similartypes ofphysical movements.Many teenagersthinkthat parkouris quite

3.cool sport.They havegreat interestin it.The

4.invent ofparkour can，t

5.give toone personbecause manypeople haveworkedon it.A Frenchofficer developedthe earlierform ofparkour.The term“parkour“wasfirst introducedby DavidBelle andSebastian Foucanin theearly1980s.

6.that time,theywere twoteenagers.This sport

7.bee morepopular in the1990s whenmany filmswere madeonit.

8.makes parkourdifferentfromother sportsis itspower tobring people together.It allowstraceurs toforget the

9.society andother problems,and makesalargegroupwork andgrow togetherinstead ofpeting witheach other.People canbenefit fromparkouras itcan makethem stronger.Still,it alsoinfluences onesthought processby improvingself-confidence andcritical-thinking skills.In thisway,parkour allowsone todealwith

10.difficulty indaily lifeif heor shedeals withthem throughparkour.【语篇解读】本文是一篇说明文，主要介绍了跑酷这项运动

1.making［考查非谓语动词分析句子结构可知，空处考查非谓语动词且表示自然而然的结果，故用现在分词作结果状语］

2.monly［考查副词分析句子结构可知，此处应用副词修饰动词］

3.a［考查冠词此处构成“quite+a/an+a“+〃.”结构，且cool的发音以辅音音素开头，故填a］

4.invention［考查词性转换分析句子结构可知，空处作主语，且空前有The修饰,故用名词形式］

5.be given［考查动词的语态此处主语与give之间为动宾关系，且情态动词后用动词原形故填be giverio］

6.At［考查介词at thattime意为“在那时候”，为固定搭配］

7.became［考查动词的时态此句中in the1990s为表示过去的时间，所以此处用一般过去时］

8.What［考查主语从句空处引导主语从句且在从句中作主语，故填What］

9.social［考查词性转换此处修饰名词problems,故用形容词］

10.difficulties［考查名词复数根据下文中的“them”可知，此处应用名词复数］A.focuses ona familywith amissing childB.discusses the ways toget ridof regretC.exposes thesecret ofthe AmericanworldD.talks aboutthe lifeof teenagersin AmericaA［细节理解题根据第三段中的“The storyis aboutLydia，s disappearance,and theemotionsthe familygoes throughas themystery unfolds.”可矢口，EverythingINeverToldV〃这部小说是关于一个失踪了孩子的家庭，故选A项］

2.Which ofthe followingis TRUEaccording toCeleste NgA.She wantedtohelpthe Asianpeople.B.She wassurprised that she wroteabout Asiancharacters.C.She wasborn inChina andgrew upin America.D.She wantedpeopletoknow thecharacters werereal people in herlife.B［推理判断题根据第四段中的she wasactually surprisedthat sheincluded Asiancharactersin thebook”可知,她对自己书中的人物包括亚洲人而感到很吃惊,故选B项］

3.How domost readersprobably findthe bookA.Its aboutrace.B.Its asad story.C.It，sasimple mystery.D.It hasa surprisingending.B［推理判断题根据最后一段中的“Most readerswarn thatyou shouldnot readthisbook unlessyou，re preparedto cry.”可知，大多数读者认为这是一部看了会哭的悲剧小说，故选B项］

4.What isthe textmainly aboutA.Celeste Ngand herfamily.B.The awardsCeleste Ngwon.C.Celeste Ngslearning experiences.D.Celeste Ngand herbest-known novel.D［主旨大意题通读全文尤其根据第一段可知，本文主要介绍了Celeste Ng的情况及其写的一部小说，故选D项］B2019•东北三省四市教研联合体二模The UNICEFUnited NationsInternationalChildrens EmergencyFund reportestimates thataround one-third ofthe world，s youth一most in developing countries一are notonline.For example,in Africa,only40percent of children are online.In Europe,by contrast,88percent areonline.UNICEF reportsthat onein threeInternet usersaround the world arechildren.Even thoughso many children areonline,the organizationsays little is known aboutthe effect of digitaltechnology onchildren，s well-being.More importantly,the reportfinds thatlittle isbeing doneto protect children fromthedangers ofthe digitalworld.For example,many childrenaround the world havea digitalfootprintbefore theycan actuallywalk and make realfootprints.Parents oftenpost photosoftheir childrenand sharestories aboutthem.And a child，s medicalrecords may be storedinthe cloud.ce Chandy,Director ofData,Research andPolicy forUNICEF,explains thatthese risksincludethe misuseof children，s privateinformation,access toharmful contentandcyber-bullying.Besides cyber-bullying,Laurence Chandysays childrenare alsoat riskfrom onlinecriminalnetworks.These criminalstarget childrenfor someoftheworst formsofexploitation andabuse.He sayssafeguarding children，s privacyon theInternet isan issueofmajor concern.“We reallyemphasize theimportance ofputting inplace safeguardsto preventchildren，s personaldata fromfalling inthe wrongpeople，s handsand protectingtheir identities.This isan issuewhich isonly goingto growin importance.”Parents,caregivers,teachers andschool administrators,businesses andpolicymakersneed to work togetherto ensuresafe accessand protectchildren from the possibleharm ofagrowing digitalworld.【语篇解读】本文是一篇说明文联合国儿童基金会的报告指出，世界上有三分之一的网民是儿童，但是没有多少人知道数字技术对孩子的影响孩子们在网上分享自己的生活细节或者自己的照片和视频可能会让其处于危险之中我们应当联合各方力量，确保网络的健康环境

5.What canwe probablyknow from the UNICEFreportA.Around two-thirds oftheworld，s youthare oftenonline.B.Digital technologydevelops fasterindevelopingcountries.C.The influenceon thehealth ofchildren online is mentioned.D.The numberof youthonlineislarger thanthat of adults online.A［推理判断题根据第一段第一句The UNICEF...are notonline.可知，联合国儿童基金会报告说，世界上约有三分之一的年轻人不上网据此可以判断，世界上约有三分之二的年轻人上网，故A项正确］

6.What maybe foundabout somechildren onthe InternetA.Their passwords.B.Their parentsfootprints.C.Their childhoodstories.D.Their academicrecords.C［细节理解题根据第三段倒数第二句uParents oftenpost photos oftheirchildren andsharestories aboutthem.可知,父母经常将他们孩子的照片和他们的故事发在网上，故C项正确］

7.What canwe inferfrom the passageA.We dontdo muchto safeguardchildren online.B.Children liketo posttheir familyinformation online.C.Therere chancesfor childrenonline tobreak laws.D.Criminals targetthe parentsofchildrenonline formoney.A［推理判断题根据第二段第二句Even thoughsomanychildrenareonline,theorganization sayslittle isknownabouttheeffect ofdigitaltechnology onchildren，swell-being.v和第三段首句More importantly,the reportfinds thatlittleisbeing donetoprotectchildrenfromthedangers ofthe digitalworld.”可推知，对于孩子上网的安全，我们没有做多少事情，故A项正确］

8.What isthe mainidea ofthepassageA.Cyber-bullying causesmore dangersto theyouth.B.Digital technologycan pushtheworldto develop.C.The digitalworld ismentally goodbut physicallybad.D.Children，s informationsafety inthe digitalworld shouldcause concern.D［主旨大意题通读全文可知，没有多少人知道数字技术对孩子们的影响，孩子们在网上分享自己的生活细节可能会让其处于危险之中；保护儿童免受数字世界的危害，我们做得很少据此可知，本文主要论述了孩子们的信息安全应当引起人们的关注，故D项正确］H.阅读七选五（2019•石家庄市高中毕业班模拟考试一）Three infive peoplein1If youreconsideringjoining yourlocal library,now isthe timetodoso.And ifyou needany moreencouragement,here areseveral reasonswhy youshould.Most librariesintheUK allowmembers ofthe generalpublic toc2You canalso takeouta library card and borrow books for free,although youwill inevitablyface afine forlatereturns.3Imagine justhow manybooks youhave atyour fingertipswith alibrary card.Thereare lots of modern ones,as wellas originalones,and youcan continueto expand your learningandvocabulary allthe time.It sa pricelessexperience,especially forkids,and alsoa great wayto levelthe educationalplaying field.Libraries developwith times.They havech4_Some librarieshave appsso youcan seewhenyour booksare dueback andeven reservebooks insome cases.There arealso librarieswhichlet youaccess booksin digitalformats onyour mobiledevice—pretty cool.Libraries areone ofvery fewspaces leftin townsand citieswhere members ofthe publiccan etogether andactually beand feellike amunity.They havenoticeboards tooffer serviceslikee5A.Libraries helppeople learn.B.Libraries helpeducate thekids.C.They createagreatsense ofmunity.D.You cango in,settle downand reada bookwithout beingchargeda penny.E.Most librariesnow haveputers andallowpeopleto borrowCDsand DVDs.F.Libraries helpus savemoney aswe reborrowing booksrather thanbuying them.G.For others,particularly thehomeless andpeopleinpoverty,a lifelineto theworld.【语篇解读】本文是一篇说明文主要介绍了加入图书馆的原因图书馆是人们减压的好场所，在那里人们还可以免费学习文化知识

1.G［根据空前一句“For some,libraries area shelterfromthestresses ofday-to-daylife”可知，对一些人来说，图书馆是躲避日常生活压力的庇护所；据此可推知，空处应与此对应，介绍其他人对图书馆的看法，故G项符合语境］

2.D［根据空后——句“You canalso takeoutalibrarycardandborrowbooksforfree,although youwill inevitablyface afine forlate returns”可知，你也可以拿出借书证免费借书，不过如果逾期还书，你将不可避免地面临罚款；据此可推知，空处应是介绍在图书馆免费读书的情况，故D项符合语境，衔接上下文且D项中的“You can”与空后一句中的“Youcan also”呼应］

3.A［根据空处所在位置可知，空处为该段的主题句；结合对本段的整体理解，尤其是该段第三句There arelotsofmodernones,as wellas originalones,andyoucan continuetoexpand yourlearning andvocabulary allthe time”可知，通过阅读，你可以拓展你的学习，扩大你的词汇量；据此可知，该段主要说明了图书馆可以帮助人学习，故A项正确］

4.E［根据本段的主题句“Libraries developwith times”和空后的“Some librarieshaveapps”可知，空处应是介绍现如今的图书馆利用现代技术设备的情况，故E项与此处匹配］

5.C［根据该段第——句“Libraries areone ofvery fewspaces leftin townsand citieswheremembersofthepubliccan etogether andactually beand feellike amunity可知，图书馆能让公众聚集起来成为一个社区；结合空处位置可知，空处总结该段,即图书馆创造了一种社区意识，故C项正确］ffl.语法填空2019•济南市模拟Paper cuttingwas recognizedas ournational intangibleculturalheritage遗产in

2006.According toexperts,paper cuttingconveys theculture sharedbetweenChina

1.foreign countriesto wishfor familyreunions andmaintain linkswith lovedones,alive ordead.In themovie Coco,for instance,the12-year-old Migueland hisfamily danceand singtocelebrate a

2.tradition festivalin Mexico,when colorfulpaper cuttingsare hungonthe street.Chinese peoplealso cutimages ofsmall figures

3.memorate theirfamily whohavepassed away.The differenceis thatmost Chinesepaper cuttingsare red,while thoseinother countries

4.be oftenmade inmany othercolors.character,such asprincesses,out of paper while

6.tell storiesto children.InChina,female friendsand familymembers usedto chatandmakepaper cuttingstogether.

7.the patternsand colorsmaybedifferent,paper cuttingsshare thesame functionofmaintaining emotionalties amongpeople,“says YangHuizi,

8.art teacherat BeijingUnionUniversity.Yang

9.study andperformed theart for over a decade.Besides routineuniversitycourses,she alsoorganizes nonprofit paper cutting activities

10.are opento thepublicin Beijingto promotebasic knowledgeofpapercutting.【语篇解读】本文是一篇说明文，主要介绍了剪纸的意义

1.and［考查连词between.・.and...是固定搭配，意为“在……和……之间”，符合语境，故填and］

2.traditional［考查形容词修饰名词一般用形容词，所以用形容词traditional修饰名词festival,在句子中作定语］

3.to memorate［考查非谓语动词分析句子结构可知，此处是不定式作目的状语，故填to memorateo］

4.are［考查动词的时态、语态和主谓一致此处为一般性描述，应用一般现在时；分析句子结构可知，make和主语those构成被动关系，应用被动语态，即be+done的形式,且主语为复数，故填are］

5.characters［考查名词的单复数character是可数名词，根据空后的“such asprincesses”可知，此处表示复数概念，故填characters］

6.telling［考查非谓语动词分析句子结构可知，该句主语“Hans ChristianAndersen”和动词tell之间构成逻辑上的主谓关系，故用tell的现在分词形式telling］

7.Though/While/Although［考查连词分析句子结构并结合语境可知，前后句表示逻辑上的让步关系,故填Though/While/Although,意为“尽管”］

8.an［考查冠词“art teacher”是可数名词，第一次在语境中出现，是YangHuizi的同位语，故用不定冠词修饰，且art的发音以元音音素开头，故填an］

9.has studied［考查动词的时态和主谓一致根据时间状语“foroveradecade”可知，本句用现在完成时，且主语为第三人称单数，故填has studiedo］

10.that/which［考查定语从句分析句子结构可知，空处引导定语从句，修饰先行词nonprofitpapercuttingactivities,在从句中作主语，故用that/which来引导该定语从句］课时提能练三十四选修6Unit17Laughter B课时作业A基础层面I.单句语法填空

1.The difficultythe couplehad findingfind theirlost childwas soonforgottenwhen theydiscovered her.

2.She isa personwho cannotresist givinggive othersadvice ondoing things.

3.My walletwas turnedin tothe policetwo daysafter itwas stolen.

4.Scientists areconvinced ofthe positiveeffectoflaughter onphysical andmentalhealth.

5.He delayedtelling tellher thenews,waiting forthe rightmoment.H.单句改错

1.The plantswill dieunless wateringregularly,watering—watered

2.I dontmind yourdelay makingthe decisionas longas it is nottoo late.delayf delaying

3.The astonishingexpression onhis facesuggested thathe wasastonished attheextraordinary beautyofthepicture,astonishingfastonished

4.A cookwill beimmediately firedif heis foundsmoked inthe kitchen.smokedf smoking

5.With theboy leadingtheway,we hadno troublewith findinghis house.第二个with—inIII.完成句子

1.新游戏使这群儿童很开心The childrenare amusedby thenew games.

2.紧张和疲劳常使人精神不集中Stress andtiredness oftenresult ina lackof concentration.

3.那位老人戴上眼镜开始看书The oldman puton[is glassesand startedreading.

4.她如此困倦，以致撞到路灯杆上She wasso sleepythatsheran intQa」amppost.

5.我们说服了安妮放弃乘飞机而坐火车走We convincedAnne tqgo bytrain ratherthan byplane.课时作业B能力层面I.阅读理解A（2019•海南五校一模）As missingchildren age,they outgrowtheir lastknown photographs,which makesfinding themtough.Now AI（Artificial Intelligence）could makeit quickertomatch anyfound childrento thoseoldphotos.Police canuse softwareto agephotos ofpeople whohavebeenmissing fora while,butthese tendtoworkbest inadults,as age-related changesofadultfacesaremore predictableandso easierto make.With children,these agedimages（图像）dont tendto resemblethe olderchildren,and matchingphotosoffound childrentooldimages ina databaseof missingchildren isdifficult.Given arecent faceimage ofachild,itisextremely hardforahuman torecognize,visually,whothechildisfrom alarge dataset ofchild faceimages,“says DebayanDebat MichiganState University.Now Deband hiscolleagues havecreated analgorithm（算法）todothis forthem.Theycreated aface-recognition algorithmon datasets,which containimages ofnearly1,000children between2and18years old.Each wasphotographed atleast fourtimes overa periodofsix years.AI learnedtomatchrecent photographsofchildrenwith imagestaken

2.5years earlier80percent ofthe time.。