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1、高考提能练（八）必修2Unit3ComputersI .阅读理解（2021 山东省部分重点中学考试）LovethewayyouwalkListencarefullytothefootsteps,andyoucanworkoutwhoiswalking.Thefeaturescommonlyusedtoidentifypeoplearefacesandfingerpri nts.Butthewaytheywalkisalsoagiveaway.ResearchershaveusedvideocamerasandcomputerstoanalyzepeoplegaitsC步）.Buttransla
2、tingsuchknowledgeintoapracticalidentificationsystemcanbetricky.Camerasareoftenvi sible, ullyhavebeenlookingforabetterwaytorecognizegaits.Theiranswer： pressure-sensitivemats.Suchmatsarenothingnew.Theyhavebeenpartofsecuritysystems.ButOzanyanandScullyuseacom plicatedversionthatcanrecordtheamountofpress
3、ureappliedindifferentplacesassomeonewalksacrossit .Theresearchersturntoanartificialintelligencesystemtorecognizesuchpatterns.Inastudyin2018,theytestedthesystemonadatabaseoffootstepsofl27people.Theyfounditserrorrateinidentifyingwhowa swhowasamere0.7%.AndScullysaysevenwithoutadatabaseoffootsteps,thesy
4、stemcandeterminesomeonessexandasubjectsage. Oneapplicationofthemat - basedgait - recognitionsystemmightbeinhealthcare , particularlyfortheelderly.Amatplacedinanursinghomeoranoldpersonownresidencecouldmonitorch angesinanindividuarsgaitthatindicatecertainillnesses.Thatwouldprovideearlywarningofsomeone
5、bei ngatgreaterriskoffallingover.Gaitanalysismightalsobeusedasasecuritymeasureintheworkplace , mon i tori ngaccesstorestrictedareas,suchaspartsofmilitarybases,serverfarmsorlaboratoriesdealingwithdangerousmaterials.Perhapsthemostinterestinguseofthemats, though, wouldbeinpublicplaces, suchasairports.语
6、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。1. WhatismainlytalkedaboutinParagraph2?1 . Researchequipment.B. Researchbackground.C. Researchassumptions.D. Researchfindings.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.Ozanyan和 Dr.Scully带领的团队一直在寻找一种更
7、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。2 . Whatisthematusedfor?A. Collectingdata.B. Ensuringsafety.C. Determiningage.D. Analyzingpressure.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 different places as someone walks
8、 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。3 . Whatmightthegait- recognitionsystembeappliedto?A Monitoringsecurity workprogress.B. Detectingpotentialhealthproblems.C Keepingtrackoftravellingfrequency.D Wamingpassengersofpossibledangers.B考查细节理解。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
9、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。4 . Whatisthemainpurposeofthepassage?A Tocomparedifferentwaystoidentifypeople.B. Toshowpeopletheimportanceoftechnology.C Topersuadepeopletobuythemat.D. Toinformpeopleofsomethingaboutpressure-sensitivemats.D考查写作目的。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
10、作原理以及使用前景等。据此可知，D项正确。II.七选五（2020南昌市高三一模）WhyWalkinginNatureMakesYouaBetterWorker?WeYebusyatwork , distracted（ 注 意 力 分 散 的） bytechnologyandoftenliveinurbanenvironmentsfarfromwildspaces. TheaverageAmerican,forexample，spendsabout90%oftheirlifeindoors.Butwhathappensifwemaketimeforanhouroutsideeachday?2Yo
11、ullhavetogooutforawalk,whichisbeneficialifmostofyourdayinvolvessittinginfrontofascreen.Researchshowsshortbreakscani mproveworkenthusiasm, andaquickbreakinnaturallightwilldeliverashotofvitaminD.Therearealsoalotofmentalbenefitswhenyouareinnature youarehappyandyourbraincanmakesenseoflife/ Whenpeopleare
12、alloutinnature, eveninurbannature, peopletendtohavemorepositiveemotionandenergythanwhentheyareindoors.3,saidLisaNisbet, associateprofessoratCanadaTrentUniversity.Theideathatnatureisgoodforushasbeengaininggroundssincethe 1980s. 4. Afterwards ,shinrin - yoku , theJapaneseconcept ， whichisthepracticeof
13、takingashort ， leisurelyvisittoaforestforhealthbenefits , followedthat.Researchersofshinrin - yokuhavesincefoundplentyofphysicalandmentalbenefits,whileglobalstudiessuggestspendingtimeinnaturecan , forexample ， restoreourabilitytofocus ， increaseourcreativity, andevenhelpuslivelonger.Ofcourse,manyofu
14、sliveincitieswithnoreadyaccesstoforestsorthewilderness.5 Variousstudieshaveshow nthatgreenenvironmentsincitieshavebeneficialeffects.A WealsodontgetoutmuchB - ButitdoesnthavetobeaforestC. PeoplecangettoaforestforahikeD Inotherwords, peoplearehappierinnatureE. Therearesomeobviousbenefitswhenbeingoutsi
15、deF. GreenandbluespacesarebetterthanbusycitystreetsG. Firstcamethetheorythathumanshaveabasicdesiretobeconnectedwithnature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。1. A根据空后一句 TheaverageAmerican , forexample , spendsabout90%oftheirlifeindoorsn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。2. E本空是段首句，与下一段的首
16、句“There are 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。3. D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。4. G根据空后一句 uAfterwards, shinrin-yoku, theJ
17、apaneseconcept.followedthat,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。5. B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。川.完形填空（2021 日照市高三第一次校际联合考试）Wehavelive
18、dinthishouseinArizonaforafewyearsnow.Inour jthereisaswimmingpoolandtw otreesthataretallerthanthehouse.Thefirstspringwewereherewe 2 whatwastobecomeacommonphenomenon.Thereisaperiodo fseveralweekswhenbabybirdsfallfromthetreesand 3 inourbackyardeveryyear.Mostofthetimethe yarestrongand 4 andjustneedafewd
19、aystolearntofly.Atfirstwehadtofrightenourcatsanddogawayasthey 5 thebirds.Perhaps,ourpetsthoughttheselittle 6 weretoysforthemtoplaywith.Wequickly 2 thatourbackyardwasno placeforbiggeranimalsduringthis 8 timeforthelittlebirdstolearntofly.Everyspring ,whenourdogandcatswanttotakea 9 inthebackyard,welett
20、hedogoutonl vinthefrontvaidandthecats 10 indoors.Duringthistimemyhusbandandl 11 thebirdsinthebackyard.Sometimesthebirdshavetobesavedfromtheswimmingpoolbecausethewatermight j_2 them.S ometimestheyhavetobe-J3-inthebranchesofthetreesastheycanflyup.Everybabybirdneedsasafepl aceto 14 andgrowup,justlikeus
21、whenwearenotstrong.Thus,itwouldmakeagreat 15 ifwecouldbekindenoughtowhoevermightbeinneedofhelporinanunfortuna tesituation.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。1. A.gardenB. garageC. backyardD. house
22、C 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。2. A.heardB. expectedC. understoodD. noticedD 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”。3. A.getaboutB. wakeup
23、C. settledownD. makeupA 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。 getabout “四处行走”。4. A.powerfulB.healthyC. friendlyD.beautifulB 考查语境推断。根据空前的“strong”可推知，大部分时间小鸟都是健康强壮的。5. A.scaredB.approachedC. killedD.observedB 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。6. A.creaturesB.friendsC. wondersD.neighborsA 考查逻辑
24、推断。小鸟是一种生物。creature “生物。7. A.deniedB.provedC. declaredD.realizedD 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。8. A fortableB. preciousC. boringD. darkB 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。precious “珍贵 的”。9. A.breakB. chanceC. showerD. seatA 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
25、推知，家里的狗和猫要休息了。takeabreak意为“休息”。10. A.sleepB. jumpC. stayD. chaseC 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。11. A.watchoutforB. mixupwithC. searchforD. playwithA 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。12. A.flood
26、B. drownC. poisonD. reachB 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”。13. A.soughtB. supportedC. hungD. placedD 考查逻辑推断。根据下文中的“Every baby 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。14. A.standB. struggleC. walkD. landD 考查语境推断。每一个小
27、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。15. A.choiceB. promiseC 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。makeadifference 有影响。IV.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）Asthemotherofaneleven-year-oldgirl,Ihavereadseveralbooksthattellparentshowtobringupagirltobebeautiful ， elegant
28、 , confident ， andrich.However ， Ihavealwaysbelievedthatgirlsneedtobebraveaboveallelse , butthisiseasiersaidthandone.Istillrememberlcouldnseethescreendirectlywhenmydaughterswitchedtotheanimalchannel , whichwasbroadcastingashowaboutsnakes.IstoodasfarawayfromtheTVaspossible，tooscaredtoopenmyeyes.Howev
29、er, mylittleangelwasnotscaredofthesnakes.Infact ,shewatchedtheshowwithakeeninterest.Iwasrelievedthatmydaughterdidntgettoomanygeneticphobia s（遗传恐惧症）.Eventot如sday, sheisstillobsessedwithchallengingherselfwithnewthings.Thisyear , IgotachancetostudyinSingaporeforsixmonths.Afterthenovelty （新 奇） ofthefirs
30、tfewdayshadgone, Ifoundmyselfmissingmyfamily.Withthesummervacationapproaching, myhusbandagreedtomakegooduseofthefactthatlwasstayinginSingapore.Hebroughtourdaughteroutt ovisitmeandtoenjoythenewexperienceinanewcountry.,larrangedtoseeGardensbytheBay.WhenwewalkedoutoftheMRTstation，wewereamazedbythesight
31、oftheSupertrees.WhenmydaughtersawlotsofpeoplewalkingontheSkywayshecouldnthelpshoutingexcitedlythatshewantedtohaveatry.TheSkywayisa22-meter-highsuspension bridgefromwhichyoucanenjoyabirdeyeview.Lasttimelcameherewithmyfriends，Ifirmlyrejectedtheirrepeatedattemptstochallengemetogoupthere.Itwasliketheday
32、withthesnakesallov eragain.Butcouldlreallyrejectmylittleangel? 注意：1 ,续写词数应为150左右； 2 .请按如下格式作答。Paragraphl：Mydaughtenvaswaitingformy reply.Paragraph!：Ihadtostop.Halfioayacrossthehridge答案:Paragraphl：几 oaszo。，/吆为 ywp/y. Iwassecretly very worried. Butmydaughterkeptbeggingmea ndlcouldnotbeartorejecther.Br
33、averywasthemostsignificantqualitythatlwantedhertopossess.Hercurio sitywassostrongthatlcouldntresist.Inoddedslightly,andmydaughter,sfrowningfacebrokeintoasmile（突然 笑起来）.Myresponsesurprisedmyhusband， whoreactedwiththewildestexcitementaswewalkedtowardstheSkyway.Whenlsteppedonit,Ifoundmyselfhorrifiedbyth
34、eheight.Igrabbedtherailing, almostunabletomove.Paragraph!：Halftvayacrossthebridge,/zZ.Myheartbeatloudlywhenlcastscaredglancesdownthebridge.Myhusbandanddaughterheld myhandstightly.Iwalkedasthoughlhadbeendrunk.Buttheirfirmgazebuiltupmyconfidenceandwekept goingtogether.Mom,look,it,ssobeautiful/, Whatlsawtherefilledmysoulwithjoy.Thebayspreadoutfarbelowme.Beyonditstoodt hetallandbeautifulskyscrapers.Ilookeddownatmylittlegirlwhotaughthermotherhowtobebrave ， andbreathedasighofrelief.