2015-2022年常州紡織服裝職業(yè)技術(shù)學(xué)院高職單招語文／數(shù)學(xué)／英語筆試參考題庫含答案解析

2015-2022年常州紡織服裝職業(yè)技術(shù)學(xué)院高職單招語文／數(shù)學(xué)／英語筆試參考題庫含答案解析（圖片大小可自由調(diào)整）第1卷一.數(shù)學(xué)題庫(共25題)1.已知a=0.80.7，b=0.80.9，c=1.20.8，則a、b、c按從小到大的順序排列為______．2.如果過點(diǎn)A（x，4）和（-2，x）的直線的斜率等于1，那么x=（4）A．4B．1C．1或3D．1或3.管理人員從一池塘中撈出30條魚做上標(biāo)記，然后放回池塘，將帶標(biāo)記的魚完全混合于魚群中.10天后，再捕上50條，發(fā)現(xiàn)其中帶標(biāo)記的魚有2條．根據(jù)以上收據(jù)可以估計(jì)該池塘有______條魚．4.已知：a={2，-3，1}，b={2，0，-2}，c={-1，-2，0}，r=2a-3b+c，則r的坐標(biāo)為______．5.在0＜x1＜x2＜1f(x1+x22)＞f(x1)+f(x2)2恒成立的函數(shù)的個(gè)數(shù)是（）A．0B．1C．2D．36.若f(x)=exx≤0lnxx＞0，則f(f(12))=______．7.已知平面上直線l的方向向量=（-，O（0，0）和A（1，-2）在l上的射影分別是O'和A′，則=λ，其中λ等于（）A．B．-C．2D．-28.若點(diǎn)P（a，b）在圓C：x2+y2=1的外部，則直線ax+by+1=0與圓C的位置關(guān)系是（A．相切）B．相離C．相交D．相交或相切9.已知橢圓的短軸長(zhǎng)等于2，長(zhǎng)軸端點(diǎn)與短軸端點(diǎn)間的距離等于5，則此橢圓的標(biāo)準(zhǔn)方程是______．10.如圖，在平行四邊形OABC中，點(diǎn)（1）求OC所在直線的斜率；（2）過點(diǎn)C做CD⊥AB于點(diǎn)D，求CD所在直線的方程．11.經(jīng)過兩點(diǎn)）的直線傾斜角為______．12.如圖，CD是⊙O的直徑，AE切⊙O于點(diǎn)B，連接DB，若∠D=20°，則∠DBE的大小為（）A．20°B．40°C．60°D．70°13.橢圓x=5cosαy=3sinα（α是參數(shù)）的一個(gè)焦點(diǎn)到相應(yīng)準(zhǔn)線的距離為______．14.若集合M={a，b，c}中的元素是△ABC的三邊長(zhǎng)，則△ABC一定不是（A．銳角三角形）B．直角三角形C．鈍角三角形D．等腰三角形15.下列在曲線上的點(diǎn)是（）A．B．C．D．16.直線ax+by=1與圓x2+y2=1有兩不同交點(diǎn)，則點(diǎn)P（a，b）與圓的位置關(guān)系為______．17.設(shè)一次試驗(yàn)成功的概率為p，進(jìn)行100次獨(dú)立重復(fù)試驗(yàn)，當(dāng)p=______時(shí)，成功次數(shù)的標(biāo)準(zhǔn)差的值最大，其最大值為______．18.圓x2+y2=1上的點(diǎn)到直線x=2的距離的最大值是______．19.有一農(nóng)場(chǎng)種植一種水稻在同一塊稻田中連續(xù)8450430460440450440470460；則其方差為（A．120）B．80C．15D．15020.下列命題：①用相關(guān)系數(shù)r來刻畫回歸的效果時(shí)，r的值越大，說明模型擬合的效果越好；②對(duì)分類變量X與Y的隨機(jī)變量的K2觀測(cè)值來說，K2越小，“X與Y有關(guān)系”可信程度越大；③兩個(gè)隨機(jī)變量相關(guān)性越強(qiáng)，則相關(guān)系數(shù)的絕對(duì)值越接近1；其中正確命題的序號(hào)是21.將參數(shù)方程A．y=x-2化為普通方程為（）B．y=x+2C．y=x-2(2≤x≤3)D．y=x+2(0≤y≤1)22.“cosα=12”是“α=π3”的（條件D．既不充分也不必要條件）A．充分而不必要條件B．必要而不充分條件C．充分必要23.選修4-1：幾何證明選講分別為△ABC的邊上的點(diǎn)，且不與△ABCAE的長(zhǎng)為的長(zhǎng)為n，AD，AB的長(zhǎng)是關(guān)于x的方程x2-14x+mn=0的兩個(gè)根．（Ⅰ）證明：C，B，D，E四點(diǎn)共圓；（Ⅱ）若∠A=90°，且m=4，n=6，求C，B，D，E所在圓的半徑．24.位于直角坐標(biāo)原點(diǎn)的一個(gè)質(zhì)點(diǎn)P按下列規(guī)則移動(dòng)：質(zhì)點(diǎn)每次移動(dòng)一個(gè)單位，移動(dòng)的方向向左或向PA．）B．C．D．25.從裝有兩個(gè)白球和兩個(gè)黃球的口袋中任取2個(gè)球，以下給出了三組事件：①至少有1個(gè)白球與至少有1個(gè)黃球；②至少有1個(gè)黃球與都是黃球；③恰有1個(gè)白球與恰有1個(gè)黃球．其中互斥而不對(duì)立的事件共有（A．0）組．B．1C．2D．3二.語文題庫(共20題)2月1彈”……這些令人心驚膽戰(zhàn)的名字，是魔術(shù)師在故弄懸虛，還是暗示他們的表演確實(shí)有生命危險(xiǎn)。2.為了使語言更加簡(jiǎn)潔，請(qǐng)找出下面語句中最應(yīng)該刪去的三個(gè)詞，寫在下面的橫線上。受欺詐的一方可以建議撤銷合同或提出合同無效。應(yīng)該刪去的三個(gè)詞是：3.下列句子中加粗的詞語的色彩義使用正確的一項(xiàng)是[諄諄教誨，大家都很感動(dòng)。]A．老師這幾年對(duì)同學(xué)們耳提面命，B．在今天舉行的決賽中，我國(guó)選手有實(shí)力染指金牌的項(xiàng)目是女子100米蝶泳和女子馬拉松比賽。C．這次世界杯足球賽，各個(gè)強(qiáng)隊(duì)厲兵秣馬、覬覦桂冠。D．李白與杜甫分別是浪漫主義和現(xiàn)實(shí)主義的杰出代表，他們的作品風(fēng)格迥異，真有天壤之別。4.下面是張貼在某星級(jí)賓館一樓大廳的提示語，請(qǐng)你補(bǔ)充完整，并分析（1）句妙處所在。（1）您對(duì)我們的服務(wù)要是感到不滿意，請(qǐng)告訴我們的經(jīng)理。（2）您對(duì)我們的服務(wù)要是感到滿意，_________________________________________。第一句話的妙處是_____________________________________________________。5.下列各句劃線成語使用不恰當(dāng)?shù)囊豁?xiàng)是[論是朝霞蒙煙，還是晚景見晴，他都能安之若素。B．朝鮮外交部發(fā)言人說，美國(guó)就子虛烏有的濃縮鈾計(jì)劃指控朝鮮，這只能是有意拖延核問題的早日解決。C．省城十家大醫(yī)院準(zhǔn)備聯(lián)合推出電話及網(wǎng)上預(yù)約掛號(hào)的消息不脛而走，幾天來向有關(guān)方面問訊的各界人士難以計(jì)數(shù)。D．根據(jù)11月10日出版的《亞洲周刊》報(bào)道，泛亞鐵路構(gòu)思的日漸清晰，引起了某些國(guó)家的不安。由于地緣政治原因，日本對(duì)泛亞鐵路一直虎視眈眈。分）⑴高漸離擊筑，荊軻和而歌，⑵慘象，，⑶尋夢(mèng)？撐一只長(zhǎng)篙，，滿載一船星輝，7.下列各句運(yùn)用的修辭手法，最恰當(dāng)?shù)囊痪涫牵ǎ〢B自然科學(xué)中也同樣有藝術(shù)作品的統(tǒng)一美、變化美、和諧美、對(duì)稱美……就像一杯杯烈酒，吸引著科學(xué)家。C無情的歲月的年輪，在這些令人尊敬的老教授的額頭上刻下了深深的皺紋。D撒了野的狂濤，就像洪水猛獸一樣，向巍巍的鐵路大橋撞擊著，妄圖切斷南北運(yùn)輸?shù)拇髣?dòng)脈。8.針對(duì)下面正方的說法，寫一個(gè)反問句，把反方的話補(bǔ)充完整。正方：如果衣食不足就能知榮辱，那么請(qǐng)問：為什么在大災(zāi)之年會(huì)有易子而食的慘劇?反方：如果衣食足方能知榮辱，那么請(qǐng)問：?想”？對(duì)此理解最準(zhǔn)確的一項(xiàng)是[深刻。B．為了突出馬克思是“當(dāng)代最偉大的思想家”。C．因?yàn)檫@句話的主語是“當(dāng)代最偉大的思想家”。D．運(yùn)用諱飾的手法，反映了作者的悲痛之情。分）（3）舞幽壑之潛蛟，（5）哥倫比亞作家___________的小說《百年孤獨(dú)》被譽(yù)為“再現(xiàn)拉丁美洲歷史社會(huì)圖景的鴻篇巨著”。是貧寒書生柳夢(mèng)梅和太守之女杜麗娘的愛情故事。3小題，多選按前3題計(jì)分，6分），。（2）子貢問曰：“有一言而可以終身行之者乎？”子曰：“其恕乎!（，客3）萬里悲秋常作，百年多病獨(dú)登臺(tái)。，。(杜甫《登高》)（4）問君西游何時(shí)還，木，。但見悲鳥號(hào)古顧及敵人的誹謗、詛咒。]A．馬克思致力于革命工作，無暇B．對(duì)馬克思的攻擊雖然很多，卻十分無力。C．表現(xiàn)了馬克思坦蕩的胸懷和崇高的思想境界。D．表現(xiàn)了馬克思驚人的膽略。]一整整一年呢？”門采爾很嚴(yán)肅地說：“倒過來試試吧，親愛的！”A．我想，你在賣畫上，用去了太多的時(shí)間。B．我總是用上整整一年的時(shí)間來畫一幅畫。C．親愛的，你在畫的創(chuàng)作上花的時(shí)間太少。D．用一年時(shí)間畫一幅畫，你就能心想事成。14.指出下列句子是單句還是復(fù)句。（1）老紀(jì)有兩個(gè)孩子，一個(gè)在國(guó)內(nèi)工作，另一個(gè)在美國(guó)讀書。（2）一切為人民服務(wù)，是我們的行動(dòng)準(zhǔn)則。（3）早晨，他背起書包，沿著蜿蜒曲折的小路上學(xué)去了。（4）行李太多，得向腳夫交些小費(fèi)才過得去。（5）王老師帶著一群小學(xué)生，很艱難地向山頂爬去。答：__________________________________________________15.按要求把下列短語組織成句子，可適當(dāng)增刪詞語。原籍江蘇八歲學(xué)戲京劇旦角藝術(shù)大師梅蘭芳震動(dòng)生于北京十一歲登臺(tái)中國(guó)乃至全世界逝世（1）組織成一個(gè)長(zhǎng)單句。_____________________________________________（2）組織成一個(gè)連貫的短句。_____________________________________________16.“糾結(jié)”一詞在《現(xiàn)代漢語詞典》中解釋為“互相纏繞”，但是最近在網(wǎng)絡(luò)中被頻頻翻新，出現(xiàn)不少新的義項(xiàng)。試結(jié)合語境用一兩個(gè)合適的詞語解釋下列各句中的“糾結(jié)”。（1）朋友請(qǐng)他去參加生日宴會(huì)讓他很糾結(jié)，去吧，既花時(shí)間又花錢；不去吧，又怕影響友誼。_________________________________________________（2）由于不理解句子中幾個(gè)關(guān)鍵詞語的意思，她對(duì)這個(gè)句子要表達(dá)的意思感到很糾結(jié)。_________________________________________________（3）先前悠閑慣了，這幾天既要上班，又要照顧上學(xué)的孩子，伺候生病的丈夫，她的生活一時(shí)陷入糾結(jié)之中。__________________________________________________________________________________________________）A．廣東地處五嶺以南，久居中原文化、中央文化化貌和特質(zhì)。B．兩位闊別多年的老友意外地在一條小巷里狹路相逢，兩人又是握手又是擁抱，別提多動(dòng)會(huì)上，他借的一身運(yùn)動(dòng)服很不合身，真是捉襟見肘。18.下面四個(gè)句子都是運(yùn)用了多種修辭格，選出分析恰當(dāng)?shù)囊痪?)A是誰白天黑夜，積年累月，拿自己的汗水澆著花，像撫育自己兒女一樣撫育著花秧，終于培養(yǎng)出借代，“像……花秧”是明喻，里邊又包含著“撫育”這一借喻格。)B“風(fēng)雨”借喻“革命斗爭(zhēng)”；“翻飛的挽幛”也是比喻。)C不是有無數(shù)的人在謳歌那光芒四射的朝陽、四季常青的松柏、莊嚴(yán)屹立的山峰、澎湃翻騰的海洋引起了人們多少豐富和充滿感情的想像!(兩個(gè)設(shè)問分別含有一組排比句。)D張，兩個(gè)辭格疊在一起。)19.下列詞語中，沒有錯(cuò)別字的一組是（）A．養(yǎng)分、舶來品、憑心而論、知往鑒今、坐收漁人之利B．渲泄、擦邊球、斷章取義、真知灼見、迅雷不及掩耳曲意逢迎、畢其攻于一役20.下面是周華同學(xué)給博物館金館長(zhǎng)寫的一張便條，其中有些詞用得不得體，請(qǐng)你幫他修改。金館長(zhǎng)：行磋商。周華5月18日要求：找出并改正用得不得體的詞，寫入下表，有幾個(gè)寫幾個(gè)。不正得體的詞改三.英語題庫(共20題)1.Everytimethefathercomesintohisroom,theboypretends_____earnestly.A.readingB.tobereadingC.tobereadD.tohaveread2.Allthoseoldbuildings______downtomorrow.A.willbeknockedB.willknockC.willhaveknockedD.knock3.Limittheuseofprivatecars,improvepublictransportandencouragetheuseofbicyclestocontroltrafficcongestion(擁擠)duringthe2008Olympics,expertsfromforeigncountriesadvisedBeijingonFriday.ProfessorNigelWilson,ofthecivilandenvironmentalengineeringdepartmentofMassachusettsInstituteofTechnology,saidhewas"supportivetothelimitingofprivatecarsduringtheOlympicGames",sayingthatinforeigncountries,themethodisalsoadoptedduringbigevents,buthewasunsureabouttheapproach.ThegovernmentplannedtokeepanaverageofmorethanonemillioncarsofftheroadstoimprovetrafficflowduringtheOlympics,saidLiuXiaoming,deputydirectoroftheBeijingTrafficCommittee,attheChinaPlanningNetworkFirstUrbanTransportationCongress.SharingWilson'sview,Dr.YoshitsuguHayashi,deanoftheGraduateSchoolofEnvironmentalStudiesofNagoyaUniversity,believedthereductionincaruseshouldbeachievednotbybanning,butthroughincentives."Driverswhodon'tusetheirprivatecarscouldbegivenpoints,"hesaid,"andthepointscouldbeexchangedforgoodsfromonlineshopping."Wetzelstressedlimitingtheuseofcompanycars."Governmentalofficialsshouldalsobeencouragedtousepublictransportationorridebicycles,"hesaid,addingthathehimselfisabicycle-riderinLondon.MatthewMartimo,directorofTrafficEngineeringwithCitilabs,saidthebicyclewasChina'sadvantage."Limitingprivatecarsisanideaworthtryingbutitisjustatemporarysolution,"hesaid."TherealcauseofcongestionishighdensityofpeopleinBeijingandmanyhavecars."Beijing,withapopulationof15million,ishometomorethanthreemillionautomobiles,andthenumberisrisingby1,000aday.ProfessorWilsonsaidtheOlympicGameswasagreatopportunityforBeijingtothinkabouttrafficproblemsanddeveloptransportation,addingthatthecityhadalreadybeenmakingpublictransportmoreefficient.Beijinghaspromisedtostretchits114-kilometercityrailwayto200kilometersbeforetheopeningoftheOlympicGames.“WearelookingforwardtoborrowingBeijing'sexperiencesanddrawingfromitslessonsinpreparationforthe2012Olympics,”saidWetzel.51.Theunderlinedwordincentivesinparagraph4means_______.A.somethingthatencouragespeopletotryC.pointscouldbeexchangedforgoodsB.onlineshoppingD.award52.Itcanbeseenfromthepassagethat______.A.thegovernmentplannedtoforbidover1millioncarstorunontheroadsduringtheOlympics.B.banningprivatecarsisthebestwaytosolvetrafficcongestioninBeijingC.Beijingnowhas200kilometersofcityrailwayD.theuseofcompanycarswillnotbelimited53.WhydidWetzelstress“hehimselfisabicycle-riderinLondon”?A.Tolimittheuseofcompanycars.B.Toencouragegovernmentalofficialstousepublictransportationorridebicycles.C.Toshowthatridingbicyclesisgoodforhealth.D.Toshowthathelovesridingbicycles.54.WhichofthefollowingmaybethereasonforthetrafficcongestioninBeijing?A.The2008BeijingOlympicgames.B.ThenumberofcarsinBeijingisrisingby1,000aday.C.ThelargepopulationinBeijingandthelargenumberofcars.D.PublictransportinBeijingisnotefficient.55.Thepurposeofthepassageis________.A.tolimittheuseofprivatecars,improvepublictransportB.toencouragetheuseofbicyclestocontroltrafficcongestionduringthe2008OlympicsC.toborrowBeijing'sexperiencesanddrawfromitslessonsinpreparationforthe2012OlympicsD.totelltheadvicegivenbyforeignexpertsontrafficcongestionduring2008BeijingOlympics4.ZhangHongappears_____byheart2000wordsuptonow.[B.tohavelearnedC.tolearn]A.tobelearningD.havinglearned5.OnlywhenIleftmyparentsforItaly_____howmuchIlovedthem.[]A.IrealizedB.IhadrealizedC.hadIrealizedD.didIrealize6.OnSundaystherewerealotofchildrenplayinginthepark,_______parentssittingtogetherjoking.7.6．WashingmachinesmadebyChinahavewonworldwideattentionandHaierhasbecomepopularname.A．a(chǎn);theB．/;aC．/;theD．the;a8.AArockgroupcalledtheRocketCrewisontour.Theiragent(經(jīng)紀(jì)人)hasaskedthetownofficialsaboutWilbourCityonthetour.Thestadiuminthetownislargeenoughtoholdtheexpectedcrowd.TicketsalesintheareawouldbegoodbecauseseveraltownsarearoundWilbourCity.However,manypeopleinthetowndon'twantarockconcertbecausetheyfearthedamagethecrowdmightcause.Tosettletheproblemaboutwhetherornottoinvitethegrouptoappear,themayortookapoll(民意測(cè)驗(yàn)).Theresultsare:WouldbuyticketsWouldnotbuyticketsUndecided6180(41.2％)5914(39.4％)2920(19.4％)FearthedamageNotfearthedamageUndecided3043(20.3％)8746(58.3％)3225(21.4％)ThoughtitwouldhelpthecityDidn'tthinkitwouldhelpthecityUndecided9412(62.7％)2085(13.9％)3517(23.4％)56.Themayortookthepollamong_____people.A.15,014B.6,180C.9,412D.8,74657.Fromtheresultsofthepoll,weknowthathalfofthepeopleormore_____.A.wouldbuytheticketsfortheconcertB.haven'tyetgiventheirownopinionsC.areagainsttheinvitationtothegroupD.arefortheinvitationtothegroup58.Theconcertisprobablytobeheldin_____.A.acinemaB.astadiumC.atheatreD.aconcerthall59.Whatwouldbethebesttitleforthepassage?A.APollB.TheCityofWilbourC.Rocket9.Tonyisgoingcampingwith_____boys.CrewD.ARockConcertA.littletwootherB.twolittleotherC.twootherlittleD.littleothertwo10._____attheseaside!11.Idon'tunderstandwhattheengineermeans,butI’vegotroughideaofprojectplan.A．the;aB．不填；theC．the;不填D．a(chǎn);the12.Greenplantsbreathe_____oxygeninsunlight.A．inB．outC．backD．for13.BTonyBennett,theAmericansingerrecentlytouringBritain,can'trememberhowmanytimeshehassunghisstandardhit"ILeftMyHeartinSanFrancisco".HesangitagaintohisaudienceattheLondonPalladiumlastnight."Inevergettiredofsingingit,"hesaid,"Ilikeitverymuch.It'sagreatcityandit'sagoodsong."BennettistorecordaTVspecialwiththeAmericansingerLenaHornewhileheishere.AndanewLPrecordedbyhiminLondonforPhilipstitled"ListenEasy"willbepublishedinJune."Ilikeithere,"headdedquietlyoverwhiskey."Iwouldliketoliveheresomanymonthsoftheyear."HealreadykeepsalargeflatinGrosvenorSquare,whereheisstayingwithhisactresswifeSandieGrantandtheirthree-year-olddaughterJoanna.Ithasastudiowherehelikestopaint.Tonyplanstohavehisfirstexhibitionlaterintheyearandhehasalreadysoldonepicturefor$4,000.AttheendoftheyearTonyistostarinamusicalfilmwhichhasbeenspeciallywrittenforhimcalled"TwoBits",aninformalexpressionfor50cents.It'saboutanItalianimmigrant(移民)whogoestoAmerica,buthebecomesafailure."Inmanywaysit'sveryclosetomylifethewaythestoryhasbeenwritten,"saidBennett."Myfather,anItalian,wasillanddiedwhenIwasnine.Healwayswantedmetosing,butheneverlivedlongenoughtobeapartofmysuccess."ThefilmistobemadebyItaly'stopdirectorVittoriaDeSica.60.Theunderlinedphrase"standardhit"inthefirstparagraphmostprobablymeans"_____".A.Bennett'sfavoritesongthat'snotverypopularB.asongthatisalwayspopularC.asongwhichislikeaheavyblowtohisaudienceD.asongwhichmakeshimstandard61.Accordingtothetext,whichofthefollowingisNOTtrue?A."TwoBits"isamusicalfilm.B.Tonyistostarinafilm.C."ListenEasy"isanewrecordbyBennett.D."ListenEasy"hasbeenpublished.62.WhatdoesTonyBennettwanttodo?A.BuyahouseandliveinEngland.B.StaywithhiswifeanddaughterinEngland.C.LivepartofeachyearinEngland.D.LeaveAmericaandsettleinEngland.63.WhatcanwelearnaboutTonyBennett'sfatherfromthistext?A.Helikedhisson'ssinging.B.HewasborninItalyanddiedinAmerica.C.HewasapartofBennett'sachievement.D.Hewasgladthathissonbecamefamous.14._____greatfunitistotakepartinthemilitarytrainingwithmyclassmates!15.Everytimethefathercomesintohisroom,theboypretends______attentively.A.readingB.tobereadingC.tobereadD.tohaveread16.一Readytogiveupguessing，Sandy?一No，no，holdon!IthinkI______attheanswernow．A．a(chǎn)rriveB．a(chǎn)marrivingC．havearrivedD．willarrive17.Itisobvioustothestudents_____theyshouldgetwellpreparedfortheirfuture.18.—Haveyoueverseenanythinglikethatbefore?—No,_____anythinglikethatbefore.[B.neverIhaveseenC.neverhaveIseen]A.IneverhaveseenD.Ihaveseen19.—WhathasTombeendoingrecently?—Idon'tknow,_____care.A.nordoIB.norIdoC.neitheramID.neitherIam20.Scientistshavediscoveredremarkableevidenceshowinghowthebodyrebuilds_____whilewesleep.第1卷參考答案一.數(shù)學(xué)題庫1.答案：由指數(shù)函數(shù)y=0.8x知，∵0.7＜0.9，∴0.80.9＜0.80.7＜1，即b＜a，又c=1.20.8＞1，∴b＜a＜c．b＜a＜c2.答案：由于直線的斜率等于1，故1=4-xx-(-2)，解得x=1故選B3.答案：設(shè)該池塘中有x條魚，由題設(shè)條件建立方程：30x=250，解得x=750．故為：750．0＜x1＜x2＜1f(x1+x22)＞f(x1)+f(x2)2恒成立，說明函數(shù)一個(gè)遞增的越來越慢的函數(shù)或者是一個(gè)遞減的越來越快的函數(shù)或是一個(gè)先遞增得越來越慢，再遞減得越來越快的函數(shù)考查四個(gè)函數(shù)y=cosx在（0，1）是遞減得越來越快型，y=2x，y=x2，這兩個(gè)函數(shù)都是遞增得越來越快型綜上分析知，滿足條件的函數(shù)有兩個(gè)故選C6.答案：∵f(x)=ex，x≤0lnx，x＞0，∴f(f(12))=f（ln12）=eln12=12．故為：12．7.答案：D8.答案：Cx24+y2=1或?yàn)閤24+y2=1或y24+x2=1．所在直線的斜率為邊形OABC所在直線的斜率為所在直線方程為y-3=-13(x-1)，即x+3y-10=0．k=1-51-(-3)=-1所以直線的傾斜角為：135°．故為：135°．12.答案：D13.答案：橢圓右準(zhǔn)線方程為：x=254．一個(gè)焦點(diǎn)到相應(yīng)準(zhǔn)線的距離為：254-4=94．故為：94．14.答案：D15.答案：Bax+by=1ax+by=1與圓x2+y2=1＜1即a2+b2＞1．故為：點(diǎn)在圓外．17.答案：由獨(dú)立重復(fù)試驗(yàn)的方差公式可以得到Dξ=npq≤n（p+q2）2=n4，等號(hào)在p=q=12時(shí)成立，∴Dξ=100×12×12=25，σξ=25=5．故為：12；518.答案：根據(jù)題意，圓上點(diǎn)到直線距離最大值為：半徑+圓心到直線的距離．而根據(jù)圓x2+y2=1圓1∴dmax=1+2=3故為：319.答案：D20.答案：①是由于r可能是負(fù)值，要改為|r|的值越大，說明模型擬合的效果越好，故①錯(cuò)誤，②對(duì)分類變量X與Y的隨機(jī)變量的K2觀測(cè)值來說，K2與Y有關(guān)系”可信程度越大；故②正確③兩個(gè)隨機(jī)變量相關(guān)性越強(qiáng)，則相關(guān)系數(shù)的絕對(duì)值越接近1；故③正確，故為：③21.答案：C選D．和△ACBADAC=AEAB又∠DAE=∠CAB，從而△ADE∽△ACB因此∠ADE=∠ACB∴C，B，D，Ex2-14x+mn=0的兩根為CE的中點(diǎn)的中點(diǎn)作的垂線，兩垂線相交于H點(diǎn)，連接DH．∵C，B，D，E四點(diǎn)共圓，∴C，B，D，E四點(diǎn)所在圓的圓心為H，半徑為DH．由于∠A=90°，故GH∥AB，HF∥AC．HF=AG=5，DF=12（12-2）=5．故C，B，D，E四點(diǎn)所在圓的半徑為5224.答案：D25.答案：A二.語文題庫1.答案：B解析：A．發(fā)詳?shù)兀l(fā)祥地C．風(fēng)糜－風(fēng)靡D．故弄懸虛－故弄玄虛此題考查的是漢字字形，平時(shí)應(yīng)多積累牢記，結(jié)合詞語意思來判斷修改同音字、形似字。2.答案：由