1、高考提能练(八)必修2Unit 3Computers.阅读理解 (2021山东省部分重点中学考试)Love the way you walkListen carefully to the footsteps，and you can work out who is walking.The features commonly used to identify people are faces and fingerprints.But the way they walk is also a giveaway.Researchers have used video cameras and comput
2、ers to analyze peoples gaits(步态).But translating such knowledge into a practical identification system can be tricky.Cameras are often visible，require good lighting and may have their view blocked by other people.A team led by Dr.Ozanyan and Dr.Scully have been looking for a better way to recognize
3、gaits.Their answer：pressuresensitive mats.Such mats are nothing new.They have been part of security systems.But Ozanyan and Scully use a complicated version that can record the amount of pressure applied in different places as someone walks across it.The researchers turn to an artificial intelligenc
4、e system to recognize such patterns.In a study in 2018，they tested the system on a database of footsteps of 127 people.They found its error rate in identifying who was who was a mere 0.7%.And Scully says even without a database of footsteps，the system can determine someones sex and a subjects age.On
5、e application of the matbased gaitrecognition system might be in health care，particularly for the elderly.A mat placed in a nursing home or an old persons own residence could monitor changes in an individuals gait that indicate certain illnesses.That would provide early warning of someone being at g
6、reater risk of falling over.Gait analysis might also be used as a security measure in the workplace，monitoring access to restricted areas，such as parts of military bases，server farms or laboratories dealing with dangerous materials.Perhaps the most interesting use of the mats，though，would be in publ
7、ic places，such as airports.语篇解读脸和指纹常被用来识别人，其实人们走路的方式也可以用来识别人。本文介绍了通过人的步态识别人的“压力感应垫”的工作原理以及使用前景等。1What is mainly talked about in Paragraph 2?AResearch equipment. BResearch background.CResearch assumptions. DResearch findings.B考查段落大意。通读第二段可知，该段说明研究人员使用过摄像机和电脑来分析人们的步态，但由于受光线和视线等因素的影响，摄像机使用很不方便。因此Dr.Oza
8、nyan和Dr.Scully带领的团队一直在寻找一种更好的步态识别方法，并给出答案：压力感应垫。据此可知，第二段介绍了“压力感应垫”的研究背景，故B项正确。2What is the mat used for?ACollecting data. BEnsuring safety.CDetermining age. DAnalyzing pressure.A考查细节理解。根据第三段第三句“But Ozanyan and Scully use a complicated version that can record the amount of pressure applied in differe
9、nt places as someone walks across it”可知，当人们走过时，这种垫子可以记录在不同地方施加的压力数据；据此可知，垫子是用来搜集压力数据的，故A项正确。3What might the gaitrecognition system be applied to?AMonitoring security work progress.BDetecting potential health problems.CKeeping track of travelling frequency.DWarning passengers of possible dangers.B考查细
10、节理解。根据尾段，尤其是该段第二、三句可知，这种垫子用在养老院或老人家里可以监测老人步态变化，从而为人们提供某些疾病的早期预警，故B项正确。4What is the main purpose of the passage?ATo compare different ways to identify people.BTo show people the importance of technology.CTo persuade people to buy the mat.DTo inform people of something about pressuresensitive mats.D考查
11、写作目的。通读全文可知，本文介绍了一种通过人的步态来识别人的“压力感应垫”；文章重点介绍了“压力感应垫”的工作原理以及使用前景等。据此可知，D项正确。.七选五 (2020南昌市高三一模)Why Walking in Nature Makes You a Better Worker?Were busy at work，distracted(注意力分散的) by technology and often live in urban environments far from wild spaces._1_The average American，for example，spends about 9
12、0% of their life indoors.But what happens if we make time for an hour outside each day?_2_Youll have to go out for a walk，which is beneficial if most of your day involves sitting in front of a screen.Research shows short breaks can improve work enthusiasm，and a quick break in natural light will deli
13、ver a shot of vitamin D.There are also a lot of mental benefits when you are in natureyou are happy and your brain can make sense of life.“When people are all out in nature，even in urban nature，people tend to have more positive emotion and energy than when they are indoors._3_，” said Lisa Nisbet，ass
14、ociate professor at Canadas Trent University.The idea that nature is good for us has been gaining grounds since the 1980s._4_Afterwards，shinrinyoku，the Japanese concept，which is the practice of taking a short，leisurely visit to a forest for health benefits，followed that.Researchers of shinrinyoku ha
15、ve since found plenty of physical and mental benefits，while global studies suggest spending time in nature can，for example，restore our ability to focus，increase our creativity，and even help us live longer.Of course，many of us live in cities with no ready access to forests or the wilderness._5_Variou
16、s studies have shown that green environments in cities have beneficial effects.AWe also dont get out muchBBut it doesnt have to be a forestCPeople can get to a forest for a hikeDIn other words，people are happier in natureEThere are some obvious benefits when being outsideFGreen and blue spaces are b
17、etter than busy city streetsGFirst came the theory that humans have a basic desire to be connected with nature语篇解读本文是一篇说明文。到户外走走，而不是一直待在室内，对人们的身体和精神健康大有裨益。1A根据空后一句“The average American，for example，spends about 90% of their life indoors”可知，普通的美国人90%的时间都是在室内度过的，由此可推知，A项符合语境。2E本空是段首句，与下一段的首句“There are
18、also a lot of mental benefits.can make sense of life”呼应，并结合对本段内容的整体理解可知，本段主要讲述了出去走走的一些明显的益处，所以E项与语境相符。3D本段表述大自然对人的精神健康有益。根据语境并结合空前的“people tend to have more positive emotion and energy than when they are indoors”可推知，D项“换句话说，人们在大自然中更开心”与此处匹配。4G根据空后一句“Afterwards，shinrinyoku，the Japanese concept.follow
19、ed that”可推知，该空陈述的应是与大自然对人类有益的理论或概念相关的内容，选项G的内容与空处相符，所以选G项。5B空处承上启下。B选项中的“it doesnt have to be a forest”与空前一句中的“with no ready access to forests or the wilderness”相衔接，且与空后一句中的“green environments in cities have beneficial effects”相呼应，所以选B项。.完形填空(2021日照市高三第一次校际联合考试)We have lived in this house in Arizona
20、 for a few years now.In our_1_there is a swimming pool and two trees that are taller than the house.The first spring we were here we_2_what was to become a common phenomenon.There is a period of several weeks when baby birds fall from the trees and_3_in our backyard every year.Most of the time they
21、are strong and_4_and just need a few days to learn to fly.At first we had to frighten our cats and dog away as they_5_the birds.Perhaps，our pets thought these little_6_were toys for them to play with.We quickly_7_that our backyard was no place for bigger animals during this_8_time for the little bir
22、ds to learn to fly.Every spring，when our dog and cats want to take a_9_in the backyard，we let the dog out only in the front yard and the cats_10_indoors.During this time my husband and I_11_the birds in the backyard.Sometimes the birds have to be saved from the swimming pool because the water might_
23、12_them.Sometimes they have to be_13_in the branches of the trees as they cant fly up.Every baby bird needs a safe place to_14_and grow up，just like us when we are not strong.Thus，it would make a great _15_if we could be kind enough to whoever might be in need of help or in an unfortunate situation.
24、语篇解读作者的后院里每年春天会有一些小鸟从树上跌落下来。作者一家便把家中狗和猫给赶走，同时也会密切注意这些小鸟以防它们跌入院里的游泳池时能及时被救出，同时也会把它们放置在树枝上，让它们学习飞行。由此作者感悟到：在他人需要帮助或者处于不幸的状态时，足够善待对方将会影响很大。1A.garden BgarageCbackyard DhouseC考查语境推断和词汇复现。根据空后的“there is a swimming pool and two trees”和上句中的“this house”可推知，空处指的是房子的后院，与下文中的“in our backyard”呼应。2A.heard Bexpect
25、edCunderstood DnoticedD考查语境推断。根据文中的“The first spring”和“a common phenomenon”和下文中的“Every spring”可推知，此处表示作者一家一开始便注意到了一个后来常见的现象。notice“注意”。3A.get about Bwake upCsettle down Dmake upA考查语境推断。根据语境和最后一段首句可推知，小鸟掉落到院子里后到处走。get about“四处行走”。4A.powerful BhealthyCfriendly DbeautifulB考查语境推断。根据空前的“strong”可推知，大部分时间小
26、鸟都是健康强壮的。5A.scared BapproachedCkilled DobservedB考查语境推断。起初当猫和狗靠近小鸟时，作者一家不得不把它们吓走。approach“靠近”。6A.creatures BfriendsCwonders DneighborsA考查逻辑推断。小鸟是一种生物。creature“生物”。7A.denied BprovedCdeclared DrealizedD考查语境推断。根据语境可推知，作者一家很快意识到了一个问题。8A.comfortable BpreciousCboring DdarkB考查语境推断。小鸟学习飞行的阶段是小鸟一生中很珍贵的阶段。prec
27、ious“珍贵的”。9A.break BchanceCshower DseatA考查语境推断。根据下文中的“we let the dog out only in the front yard and the cats _indoors”和选项可推知，家里的狗和猫要休息了。take a break意为“休息”。10A.sleep BjumpCstay DchaseC考查语境推断。根据句中的“we let the dog out only in the front yard”可推知，这时候会让小猫待在屋里。11A.watch out for Bmix up withCsearch for Dpla
28、y withA考查逻辑推断。根据下文中的“Sometimes the birds have to be saved from the swimming pool”可推知，作者和丈夫在这一时期密切注意这些小鸟。12A.flood BdrownCpoison DreachB考查逻辑推断。根据句中的“Sometimes the birds have to be saved from the swimming pool”可推知，水可能把那些小鸟给淹死。drown“(使)淹死，溺死”。 13A.sought BsupportedChung DplacedD考查逻辑推断。根据下文中的“Every baby
29、 bird needs a safe place”可推知，小鸟们在不会飞的时候，有时候会被放置在树枝上。14A.stand BstruggleCwalk DlandD考查语境推断。每一个小鸟都需要一个安全的地方安顿下来去成长。land“着陆，降落”符合语境。 15A.choice BpromiseCdifference DdecisionC考查语境推断。根据语境可知，如果我们可以在任何人需要帮助或者不幸时足够善待对方，这将会影响很大。make a difference“有影响”。.读后续写阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。(2021日照市第一次联考)As
30、 the mother of an elevenyearold girl，I have read several books that tell parents how to bring up a girl to be beautiful，elegant，confident，and rich.However，I have always believed that girls need to be brave above all else，but this is easier said than done.I still remember I couldnt see the screen dir
31、ectly when my daughter switched to the animal channel，which was broadcasting a show about snakes.I stood as far away from the TV as possible，too scared to open my eyes.However，my little angel was not scared of the snakes.In fact，she watched the show with a keen interest.I was relieved that my daught
32、er didnt get too many genetic phobias (遗传恐惧症).Even to this day，she is still obsessed with challenging herself with new things.This year，I got a chance to study in Singapore for six months.After the novelty (新奇) of the first few days had gone，I found myself missing my family.With the summer vacation
33、approaching，my husband agreed to make good use of the fact that I was staying in Singapore.He brought our daughter out to visit me and to enjoy the new experience in a new country.The reunion day finally came.My husband and my daughter arrived in the second week of July.I was so looking forward to s
34、eeing them.I had made many preparations for their visit.On the first day，I arranged to see Gardens by the Bay.When we walked out of the MRT station，we were amazed by the sight of the Supertrees.When my daughter saw lots of people walking on the Skyway，she couldnt help shouting excitedly that she wan
35、ted to have a try.The Skyway is a 22meterhigh suspension bridge from which you can enjoy a birds eye view.Last time I came here with my friends，I firmly rejected their repeated attempts to challenge me to go up there.It was like the day with the snakes all over again.But could I really reject my lit
36、tle angel?注意：1.续写词数应为150左右；2请按如下格式作答。Paragraph 1：My daughter was waiting for my reply._ _Paragraph 2：Halfway across the bridge，I had to stop._ _答案：Paragraph 1：My daughter was waiting for my reply.I was secretly very worried.But my daughter kept begging me and I could not bear to reject her.Bravery w
37、as the most significant quality that I wanted her to possess.Her curiosity was so strong that I couldnt resist.I nodded slightly，and my daughters frowning face broke into a smile (突然笑起来).My response surprised my husband，who reacted with the wildest excitement as we walked towards the Skyway.When I s
38、tepped on it，I found myself horrified by the height.I grabbed the railing，almost unable to move.Paragraph 2：Halfway across the bridge，I had to stop.My heart beat loudly when I cast scared glances down the bridge.My husband and daughter held my hands tightly.I walked as though I had been drunk.But th
39、eir firm gaze built up my confidence and we kept going together.“Mom，look，its so beautiful.” What I saw there filled my soul with joy.The bay spread out far below me.Beyond it stood the tall and beautiful skyscrapers.I looked down at my little girl who taught her mother how to be brave，and breathed a sigh of relief.
