统考版2025届高考英语一轮复习限时提分练八必修②Unit3Computers含解析

PAGE限时提分练(八)必修②Unit3ComputersⅠ.阅读理解A[2024·济宁市质量检测]Onthesummerof1995,asecond­yeargraduatestudentnamedSergeyBrinwasgivingatourofStanfordUniversitytoprospectivestudents.LarryPage,anengineeringgraduatefromtheUniversityofMichigan,wasoneofthosebeingshownaroundthecampus.“Webothfoundeachotherobnoxiousandannoyingwithstrongopinionsaboutthings，”saidBrin.“Butwesaiditalittlebitjokingly.Obviously,wespentalotoftimetalkingtoeachother,sotherewassomethingthere.”Thetechnologyofthewebatthetimemeantthatpeoplecouldtellwhereawebpagelinkedtojustbyreadingitscode.However,togetacompletelistofeverypagetowhichitlinked,theyneededtocheckeveryotherwebsiteontheInternet.Page's“BackRub”projectaimedtoqualifythesebacklinks(反向链接).Itwasacomplextaskthatnotonlydemandedvastcomputingresources,butalsorequiredextremelycomplexmathematics,whichwaswherethemathgeniusBrincamein.Later,PageandBrincameupwiththePageRankalgorithm—arankingsystemwhichwouldprovetobeabreakthroughidea.Andthen,BackRubbecameGoogle,aplayontheterm“googol”，meaning“10100”.Thesystemsuccessfullyenableduserstosearchall24millionpagesstoredinitsdatabase.OnSeptember15,1997,Googlewasregistered.InAugust1998,itgotitsfirstfundingintheformofacheckfor$100,000writtenbyAndyBechtolsheim,co­founderofSunMicrosystems,to“GoogleInc”.Butstillthereweretroubles.Laterthatmonth,PageandBrinmovedintothegarage(车库)offriendSusanWojcicki(nowtheCEOofYouTube),andreceivedfurtherinvestmentfromAmazonfounderJeffBezos,amongothers.Earlyin1999,PageandBrinattemptedtosellGoogletoExcite,atthetimetheNo.2searchenginebehindYahoo,foronemilliondollars.However,evenafterthepairhadbeentalkeddownto$750,000,ExciteCEOGeorgeBellrejectedthem.Withnobuyerinsight,GooglestartedhiringengineersandmovedtoanofficeinCaliforniainMarch1999.In2001,EricSchmidtwashiredfirstaschairmanandthenCEO,leavingPageandBrintocontinuedevelopingGoogle'sproductsandtechnologiesrespectively.Bytheendofitsfirstdecade,Googlehadeffectivelywonthesearchenginewars.1．Accordingtothearticle,whatcanwelearnaboutLarryPageandSergeyBrin?A．TheyfirstmeteachotherwhenstudyingatStanford.B．Theyfoundtheirfirstencounterratherunpleasant.C．Theyhadnointentionofrunningabusinessinitially.D．TheygotfinancialsupportfromStanfordtoworkontherankingsystem.2．Paragraphs4to5mainlytalkabout________.A．whatmotivatedPagetolaunchthe“BackRub”projectB．howthe“BackRub”projectledtothefoundingofGoogleC．howthePageRankalgorithmworkedD．howBrinjoinedPageincarryingoutthe“BackRub”project3．Accordingtothearticle,whodidNOTmakeaninvestmentinGoogle?①AndyBechtolsheim.②SusanWojcicki.③JeffBezos.④GeorgeBell.A．①②B．①③C．③④D．②④4．Whatmaybethebesttitleforthepassage?A．TheInternet:howitchangedtheworldB．GiantGoogle:howitbeatExciteandYahooC．ExciteCEOregrettedforrefusingthebestofferD．Googleat20:howtwostudentschangedtheInternetB[2024·山西省高三第一次模拟]Inaworldwherenearly6millionfingerprintrecordsofgovernmentemployeesarestoleninonecomputerhack(非法入侵),andheremillionsofpeoplearevictimsofidentitythefteveryyear,thenextstepincybersecuritymaywellbemappingyourbrain.ResearchersatBinghamtonUniversity,StateUniversityofNewYorkareworkingonabiometric(生物特征识别的)systemthatrecordshowyourbrainreactstocertainimages.Withalittlemorepolishing,thescientists'brainchildcouldbecomethewayyougetintoasafedepositbox,yourofficeorpastscannersattheairport.Itcouldreplacethepasswordforyouronlinebanking,youremailoryoursocialmediaaccounts.Theystartedtheirprojectbymeasuringthebrainwavesof30subjects.Thesubjectswerefittedwithacapthathad30electrodes(电极)attachedtoit,andthenshownvariousimagesandsymbols—celebrityfaces,words,picturesoffood—onacomputerscreenin200­millisecondbursts.Thebrain'sreactionwasrecorded.Theideaisthateverytimeapersonneedstousea“password”，heorshegoesthroughthesameprocedure,andtheresultsarematchedwiththeirfirst­timereaction.Ifthe“brainprint”iscompromised—likewhathappenedwiththefingerprintrecords—thenthesystemismerelyresetbyrunninganothersetofimagesandcollectingadifferentsetofbrainwaves.“Evenifthatwasstolen,youcouldjustcancelitandrecordonetosomethingelse”，saysprofessorLaszlo.Laszloandherteamhaveshownthattheirsystemcanbe100percentaccurate.Sooneofthemoredifficultpartsofmakingthesystempracticalalreadyhasbeenovercome.Now,they'respendingmuchtimerecordingaccuratebrainprintswithasfewasthreeelectrodes,whichcouldmakerecordinginthefutureaseasyaswearingapairofspecialglasses.They'realsoworkingwithcheapermaterialsanddifferentmethodstoseeiftheycanbringthecostdown.5．Whatdoestheunderlinedword“brainchild”inParagraph2referto?A．Thebrainfunction. B．Thefingerprintrecord.C．Thebiometricsystem. D．Theonlinepassword.6．Whyweretheimagesandsymbolsshowntothesubjects?A．Tocreatetheirbrainprints.B．Tocheckthebrain'sreaction.C．Tomatchbrainprintswithpictures.D．Toconnectbrainwavestoelectrodes.7．Whatwillhappenwhenabrainprintfails?A．Aspareonewillbereadybeforehand.B．Anewonewillbesetagain.C．Theusers'securitywillbeleaked.D．Thefingerprintrecordwillreplaceit.8．Whataretheresearchersdoingwiththeprogramnow?A．Makingituser­friendly.B．Improvingitsaccuracy.C．Recordingmorebrainprints.D．Increasingthenumberofelectrodes.Ⅱ.完形填空[2024·郑州市第三次质量检测]Veryfewofusbecomefluentinanotherlanguagebylearningitinhighschool.Iwenttouniversityandthenmovedacrossthecountrytoseeka__1__jobforahighsalary,marriedandraisedchildren.Imadeaneffortto__2__thelittlebitofFrenchIlearnedinschool,buteventuallyIrealizedthatthiswasreally__3__.Iwasquiteawarethatnewlanguagesarebestlearnedwhenyoung,andthatourabilitiesinthatregarddeclinewith__4__.However,justbeforemy50thbirthday,I__5__Frenchclasses.AfterIwastestedtoseewhichgroupIbelongedto,Iwasplacedatalmosttheintroductory__6__.WhenIlookedaroundatmyfirstclass,Iwas__7__thatmanyofthestudentswerelearningFrenchasathird，fourthorevenfifthlanguage.Contrarytomy__8__thatlearninganewlanguagewasimpossiblydifficult,therewerepeoplewholearnednewlanguagesasamatterofcourse.WhileIhadalwaysthoughtofmyselfasa__9__learner,thatwasnolongerthecase.I__10__newvocabularyratherslowly.WhatIlearnedoneweekseemedto__11__assoonasIlearnedthenextskill.Ihadtolookupthe__12__wordsandlanguagestructuresoverandover.Now,afterseveralyearsoflearning,IcanlistentothenewsinFrenchand__13__90%ofitonthefirsttry,readanovelifthelanguageisn'ttoo__14__anddowellinaconversationifitdoesn'tgotoofast.I'velearnedsomuchbeyondgrammarandvocabulary.I'vemetpeoplefromaroundtheworldandallwalksoflifewhohavethe__15__tomakefoolsofthemselvesinordertolearnsomethingnew.I'vebeentaughtby__16__andinspirationalteachersfrommanycornersoftheworld.Listeningtothenewsasitis__17__tothepeopleofFrance,Ihavearenewedunderstandingofhowsomethingcanlook__18__differentfromanotherviewpoint.I'velearnedthatalanguageisnotjustasetofwords,butawayof__19__.Butmostofall,I'velearnedthatitisnevertoo__20__tolearnsomethingnew.1．A.demanding B．temporaryC．meaningful D．steady2．A.understand B．reviewC．keep D．master3．A.helpful B．pointlessC．worthwhile D．necessary4．A.health B．concernC．interest D．age5．A.gotreadyfor B．gotonwithC．signedupfor D．fellinlovewith6．A.level B．positionC．attempt D．test7．A.disappointed B．amazedC．annoyed D．excited8．A.agreement B．researchC．assumption D．conclusion9．A.clumsy B．confidentC．serious D．quick10．A.absorbed B．consultedC．created D．recognized11．A.godown B．payoffC．slipaway D．buildup12．A.key B．sameC．fresh D．complex13．A.catch B．reciteC．guess D．hear14．A.changeable B．internationalC．difficult D．native15．A.chance B．trickC．courage D．desire16．A.strict B．patientC．polite D．simple17．A.announced B．sentC．returned D．presented18．Apletely B．equallyC．roughly D．slightly19．A.challenging B．thinkingC．living D．learning20．A.slow B．impossibleC．late D．inconvenient限时提分练(八)Ⅰ.阅读理解A语篇类型：说明文主题语境：人与自我——工作经验——Google的两位联合创始人的创业史【语篇解读】文章主要叙述了Google的两位联合创始人的创业史。1．答案与解析：C推理推断题。依据最终一段可知，LarryPageandSergeyBrin曾想出售谷歌公司。在雇用了Eric做CEO之后，他们接着去研发产品和技术。由此可推知，他们起初没有做生意的准备。故选C。2．答案与解析：B段落大意题。依据第四段可知，Page的“BackRub”项目旨在给这些反向链接赋权，结合第五段其次句中的“Andthen,BackRubbecameGoogle”和第六段第一句“OnSeptember15,1997,Googlewasregistered.”可推知，这两段主要介绍了BackRub项目如何导致谷歌成立的。故选B。3．答案与解析：D细微环节理解题。该题问的是谁没有投资Google。依据第六段其次句中的“itgotitsfirstfundingintheformofacheckfor$100,000writtenbyAndyBechtolsheim”可知，AndyBechtolsheim投资了谷歌；依据第六段最终一句中的“PageandBrinmovedintothegarage(车库)offriendSusanWojcicki(nowtheCEOofYouTube),andreceivedfurtherinvestmentfromAmazonfounderJeffBezos”可知，Page和Brin搬进了SusanWojcicki的车库，并从JeffBezos那里获得了投资。由此可知，JeffBezos投资了谷歌，而SusanWojcicki没有投资；再依据最终一段其次句“However,evenafterthepairhadbeentalkeddownto$750000,ExciteCEOGeorgeBellrejectedthem.”可知，即使他们已经把价格降到了75万美元，GeorgeBell还是拒绝了他们，由此可知，GeorgeBell没有投资谷歌。故选D。4．答案与解析：D标题概括题。依据全文内容可知，文章主要叙述了由两个学生创建搜寻引擎——谷歌的过程，这一过程也变更了互联网。D项“谷歌20岁：两个学生是如何变更互联网的”概括了文章主旨，适合做标题。故选D。B语篇类型：说明文主题语境：人与社会——网络平安——脑印【语篇解读】网络平安越来越重要，科学家也在探讨新的网络平安密码——脑印。5．答案与解析：C考查词义揣测。依据上下文可知，此处指科学家为应对信息被盗而探讨的新独创——一种生物特征识别系统。6．答案与解析：A考查推理推断。依据第三段中的“Thesubjectswerefittedwithacapthathad30electrodes(电极)attachedtoit,andthenshownvariousimagesandsymbols—celebrityfaces,words,picturesoffood—onacomputerscreenin200­millisecondbursts.Thebrain'sreactionwasrecorded”可推断，向试验对象展示各种图像和符号，记录他们大脑的反应，就是为了获得脑印。故答案为A。7．答案与解析：B考查细微环节理解。依据第四段中的“Ifthe‘brainprint’iscompromised—likewhathappenedwiththefingerprintrecords—thenthesystemismerelyresetbyrunninganothersetofimagesandcollectingadifferentsetofbrainwaves”可知，假如一个脑印被破坏了，系统就会重置，重录一个新的脑印。故答案为B。8．答案与解析：A考查推理推断。依据最终一段中的“Now,they'respendingmuchtimerecordingaccuratebrainprintswithasfewasthreeelectrodes,whichcouldmakerecordinginthefutureaseasyaswearingapairofspecialglasses.They'realsoworkingwithcheapermaterialsanddifferentmethodstoseeiftheycanbringthecostdown”可知，他们目前在努力简化该系统，并降低成本，这些可以总结为让这个系统更便利为用户所用。故答案为A。Ⅱ.完形填空语篇类型：记叙文主题语境：人与自我——学习生活——学习法语的经验及感悟。【语篇解读】作者以前认为学习新语言的最佳时候是年轻的时候，随着年龄的增长，我们的语言学习实力会下降。但是作者在50岁之前却报了法语班去学法语，其当时只有初级水平，但经过几年学习后，作者的法语水平有了很大的提高。从而，作者意识到，学习新事物什么时候都不晚。1．答案与解析：A依据该句中的“forahighsalary”和生活常识可推知，作者找的工作应当是要求高的，一般来说做这样的工作才能拿到高工资。demanding“要求高的”。2．答案与解析：C依据该句中的定语从句“Ilearnedinschool”和语境可推知，作者想留住在学校里学的那一点点法语，但是作者最终发觉那事实上是徒劳的。3．答案与解析：B参见上题解析。pointless“无用的”。4．答案与解析：D依据该句中的“Iwasquiteawarethatnewlanguagesarebestlearnedwhenyoung”可推知，语言学习实力随着年龄的增长而下降。5．答案与解析：C依据下一句中的“AfterIwastestedtoseewhichgroupIbelongedto”可推知，作者在50岁前报名参与了法语培训班。signupfor“报名参与”。6．答案与解析：A依据该句中的“AfterIwastestedtoseewhichgroupIbelongedto”可知，作者在上课前参与了分班考试，被分到了几乎是初级水平的班。7．答案与解析：B依据该句中的“manyofthestudentswerelearningFrenchasathird,fourthorevenfifth