2015-2022年河北藝術(shù)職業(yè)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_第1頁
2015-2022年河北藝術(shù)職業(yè)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_第2頁
2015-2022年河北藝術(shù)職業(yè)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_第3頁
2015-2022年河北藝術(shù)職業(yè)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_第4頁
2015-2022年河北藝術(shù)職業(yè)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_第5頁
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2015-2022年河北藝術(shù)職業(yè)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.設(shè)隨機變量ξ的概率分布如表所示:2.已知拋物線y=14x2,則過其焦點垂直于其對稱軸的直線方程為______.3.設(shè)a=0.7,b=0.8,c=log30.7,則(A.c<b<a)B.c<a<bC.a(chǎn)<b<cD.b<a<c4.兩條平行直線3x+4y-12=0與ax+8y+11=0之間的距離為(A.)B.C.7D.5.設(shè)x,y∈R,且滿足x2+y2=1,求x+y的最大值為(A.)B.C.2D.16.對于55年成材的木材年生長率為量?(注:只需考慮107.不等式log12(x2-2x-15)>log12(x+13)的解集為______.8.直線(3+4)x+(4-6)y-14-2=0(∈R)恒過定點A,則點A的坐標(biāo)為(9.已知菱形ABCD的頂點A,C在橢圓x2+3y2=4上,對角線BD所在直線的斜率為1.(Ⅰ)當(dāng)直線BD過點(0,1)時,求直線AC的方程;(Ⅱ)當(dāng)∠ABC=60°時,求菱形ABCD面積的最大值.10.已知a為常數(shù),a>0且a≠1,指數(shù)函數(shù)f(x)=ax和對數(shù)函數(shù)g(x)=logax的圖象分別為C1與C2,點M在曲線C1上,線段OM(O為坐標(biāo)原點)與曲線C1的另一個交點為N,若曲線C2上存在一點P的橫坐標(biāo)與點MP的縱坐標(biāo)是點N的橫坐標(biāo)2P的坐標(biāo)為______.1,且與圓x2+y2=2相切,則a的值為(A.±)B.±2C.±2D.±412.與直線2x+y+1=0的距離為的直線的方程是(A.2x+y=0)B.2x+y-2=0C.2x+y=0或2x+y-2=0D.2x+y=0或2x+y+2=013.點(1,2)到直線x+2y+5=0的距離為______.14.(不等式選講選做題)已知實數(shù)a、b、x、y滿足a2+b2=1,x2+y2=3,則ax+by的最大值為______.15.已知成立,下列命題成立的是(成立,則對于任意≥k2成立,則對于任意的k≥4,均有成立,則對于任意的k<7,均有f(k)<k2成立;D.若f(4)=25成立,則對于任意的k≥4,均有f(k)≥k2成立16.已知圓的極坐標(biāo)方程為:ρ2-42ρcos(θ-π4)+6=0.(1)將極坐標(biāo)方程化為普通方程;(2)若點P(x,y)在該圓上,求x+y的最大值和最小值.17.函數(shù)y=x2x4+9(x≠0)的最大值為______,此時x的值為______.18.設(shè)m∈R,向量|=2,則m等于(A.1)B.C.±1D.±xB與兩個焦點組成的三角形的周長為4+23,且∠F1BF2=2π3,求橢圓的標(biāo)準(zhǔn)方程.20.滿足條件|2z+1|=|z+i|的復(fù)數(shù)z在復(fù)平面上對應(yīng)點的軌跡是______.則中至少有一個為零”的否定是:“若是,。C.命題“若”。D.“,則方程”是“有實根”的逆否命題為:“若方程”的充分不必要條件。無實根,則22.如圖,半徑為R的球O中有一內(nèi)接圓柱.當(dāng)圓柱的側(cè)面積最大時,球的表面積與該圓柱的側(cè)面積之差是______.23.設(shè)函數(shù)f(x)=(1-2a)x+b是R上的增函數(shù),則()A.a(chǎn)>12B.a(chǎn)<12C.a(chǎn)≥12D.a(chǎn)≤1224.設(shè)直角三角形的三邊長分別為成等差件25.如圖,正六邊形ABCDEF中,A.=()B.C.D.二.語文題庫(共20題)1.按表達要求,不得增減詞語。5月3日校長是在會上向災(zāi)區(qū)提議捐款全校師生以(1)“5月3日”為表達重心:_______________________________________________________(2)以“校長”為表達重心:_______________________________________________________目相看,批評起來總是毫不留情。B.他的那幅畫經(jīng)鑒寶專家證明了是贗品,昔日此畫千金不換,今日卻不名一文,真讓人感嘆。C.寫文章,一定要刪除沒有必要的繁文縟節(jié),講求行于所當(dāng)行,止于所當(dāng)止。D.受國際成品油價屢創(chuàng)新低的影響,一些民營加油站率先調(diào)整了機動車用油價格,一葉知秋,國內(nèi)油價普遍下調(diào)應(yīng)該是大勢所趨。3.下列有關(guān)“路”的俗諺,運用正確的一項是[]A.鄉(xiāng)下的路是隨意鋪下的,“天無絕人之路”,那條任意鋪下的路就變成了巷子,彎彎曲曲的,盡頭一樣還是水田和菜圃。B.他憑著多年登山的經(jīng)驗,判斷此時山間濃霧大起,必須采取“山不轉(zhuǎn)路轉(zhuǎn)”的措施。C.做事不要太鉆牛角尖,所謂“條條大路通羅馬”,只要稍加變通,一定可以成功。各走一邊”,隱藏或虛報其生產(chǎn)的食品危害人體健康的事實。4.在下面這段文字的橫線上填入兩個恰當(dāng)?shù)木渥?。要求:跟畫波浪線的句子句式相同,組成排比句,符合上下文的特定語境。作家筆下優(yōu)美的寫景散文,好似熱情而閱歷豐富的導(dǎo)游:它會帶你去攀登泰山那回環(huán)曲折的盤道;_______________;國的山山水水多么富有迷人的魅力??!5.下列詞語中錯別字最多的一項是嚼臘心勞日拙C.國萃文縐縐知人論事束之高擱D.墨契渡假村置若妄聞反應(yīng)情況6.將下列詞語從感情色彩的角度歸類。成果后果偽造創(chuàng)造節(jié)儉吝嗇褒義詞:__________________貶義詞:__________________7.下列句子中加點詞語使用正確的一項是目中,一場氣勢磅礴、美輪美奐的2008人的擊缶表演讓全世界為之傾倒。B.美國白宮24日發(fā)布聲萊布監(jiān)獄。股指數(shù)連續(xù)下跌,股民對此憂心忡忡。D.申花外援和主教練在轉(zhuǎn)會費、出場費等問題上意見不合,雖經(jīng)多方斡旋,但終至琴瑟失調(diào),不得不分手。8.畫線詞語在句中褒貶色彩運用不同的一項是[我們,并沒有要打我們的意思。]A.我用兒童的狡猾的目光察覺,她愛B.實在標(biāo)致極了。C.D.在烏云和大海之間,海燕像黑色的閃電,在高傲地飛翔。我喜歡海,溺愛著海,尤其是潮來的時候。9.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)大師梅蘭芳震動生于北京十一歲登臺中國以至全世界(1)組織成一個長單句。逝世_______________________________________________________________(2)組織成三個連貫的短句。_______________________________________________________________用“寧可餓死,不領(lǐng)美國救濟糧”贊揚其民族氣節(jié)。B.李樂薇是臺灣現(xiàn)代散文作家,文筆清新,語20篇,是共523371511最重要的一篇。11.下列詞語中沒有錯別字的一組是原生態(tài)疾風(fēng)勁草吉人自有天象聲訊臺震耳欲聾真金不怕火煉C.問侯頂梁柱目不暇接明人不說暗話D.受理高架橋粗制爛造在其位謀其政12.下列詞語中有錯別字的一組是A.慰藉銷毀矯揉造作瞠目結(jié)舌B.焦躁坐標(biāo)變本加厲緣木求魚C.顛簸竣工關(guān)懷備至頂禮摩拜D.盤繞靜謐哄堂大笑迫不及待13.下列各句中,劃線成語使用恰當(dāng)?shù)囊豁検荹]A、我們初中畢業(yè)時你送我的那支鋼筆,樣子雖不太好看,但很好使,這么多年來我敝帚自珍,一直保存著。50001000元,南京樓市的這種漲幅甚至讓京滬粵等地的市民都嘆為觀止。C、編輯部小李的文章條理清晰,結(jié)構(gòu)嚴謹,用詞恰當(dāng),真可謂疏而不漏,令讀者嘆。D、那幾幅畫都不怎么樣,只有這一幅梅花還差強人意。14.下列各句中,沒有錯別字的一項是A.除了豐富的景觀資源,溫州也不乏深厚的人文底蘊,“山2月1子彈”……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有生命危險。15.選出對下面四句話的表達方式判斷正確的一項是[的無產(chǎn)階級,對于歷史科學(xué),都是不可估量的損失。B、不久以前,他還注意了馬賽爾·德普勒的發(fā)現(xiàn)。]A、這個人的逝世,對于歐美戰(zhàn)斗著C、正是他第一次使現(xiàn)代無產(chǎn)階級意識到自身的地位和需要,意識到自身解放的條件。D、他的英名和事業(yè)將永垂不朽。A、a敘述b議論c議論d抒情B、a議論b敘述c議論d抒情C、a敘述b議論c議論d議論D、a議論b敘述c敘述d議論16.寫出下列歇后語的下句。(1)黃鼠狼覓食——_____________(2)石頭蛋子腌咸菜——_____________(3)四兩棉花十張弓——_____________(4)八十老翁練琵琶——_____________(5)捋著胡子過河——_____________17.下面各句中,哪些詞語運用不得體?請指出并更正。(1)小說《紅粉佳人》有一段對話:“我只是想請小姐到我府上作客幾日,順便一解我心中的疑惑而已。”(2)某人女兒結(jié)婚,給同事送去請柬:“令嬡xx于x年x月x日結(jié)婚,x月x日x時于xx飯店舉行婚宴,恭請屆時光臨?!鄙刹投碱I(lǐng)略到了?!?8.對下面句子的主干判斷正確的一項是[實,則更足為中國女子雖遭陰謀秘計,壓抑至數(shù)千年,而沒有消亡的明證了.A.勇毅沒有消亡B.事實為明證C.事實為勇毅D.事實沒有消亡19.解釋下列詞語的含義。①景仰:________________________________________②激亢:________________________________________③謙遜:________________________________________④叱咤:________________________________________⑤蒞臨:________________________________________⑥捶胸頓足:____________________________________⑦短小精悍:____________________________________⑧屏息以待:____________________________________20.下列各句中銜接最恰當(dāng)?shù)囊豁検荹常被后人引用,借以說明_______。A、任何人和事物都各有缺憾B、任何人和事物都各有所長C、任何人和事物都各有千秋D、任何人和事物都各有所愛三.英語題庫(共20題)1.TheNeutralityofAmericanintheEarlyWorldWarIITheestablishmentoftheThirdReichinfluencedeventsinAmericanhistorybystartingachainofeventswhichculminatedinwarbetweenGermanyandtheUnitedStates.Thecompetedestructionofdemocracy,thepersecutionofJews,thewaronreligion,thecrueltyandbarbarismoftheNazis,andespeciallytheplansofGermanyandherallies,ItalyandJapan,forworldconquestcausedgreatindignationinthiscountryandbroughtonfearofanotherworldwar.WhilespeakingoutagainstHitler’satrocities,theAmericanpeoplegenerallyfavoredisolationistpoliciesandneutrality.TheNeutralityActsof1935and1936prohibitedtradewithanybelligerentsorloanstothem.In1937thePresidentwasempoweredtodeclareanarmsembargoinwarsbetweennationsathisdiscretion.AmericanopinionbegantochangesomewhatafterPresidentRoosevelt’s“quarantinetheaggressor”speechatChicago(1937)inwhichheseverelycriticizedHitler’spolicies.Germany’sseizureofAustriaandtheMunichPactforthepartitionofCzechoslovakia(1938)alsoarousedtheAmericanpeople.TheconquestofCzechoslovakiainMarch,1939wasanotherrudeawakeningtothemenaceoftheThirdReich.InAugust,1939cametheshockoftheNazi-sovietPactandinSeptembertheattackonPolandandtheoutbreakofEuropeanwar.TheUnitedStatesattemptedtomaintainneutralityinspiteofsympathyforthedemocraciesarrayedagainsttheThirdReich.TheNeutralityActof1939repealedthearmsembargoandpermitted“cashandcarry”exportsofarmstobelligerentnations.Astrongnationaldefenseprogramwasbegun.Adraftactwaspassed(1940)tostrengthenthemilitaryservices.ALendAct(1941)authorizedthePresidenttosell,exchange,orlendmaterialstoanycountrydeemednecessarybyhimforthedefenseoftheUnitedStates.HelpwasgiventoBritainbyexchangingcertainoveragedestroyersfortherighttoestablishAmericanbasesinBritishterritoryintheWesternHemisphere.InAugust,1940PresidentRooseveltandPrimeMinisterChurchillmetandissuedtheAtlanticCharterwhichproclaimedthekindofaworldwhichshouldbeestablishedafterthewar.InDecember,1941,JapanlaunchedtheunprovokedattackontheUnitedStatesatPearlHarbor.Immediatelythereafter,GermanydeclaredwarontheUnitedStates.小題1:Oneitemoccurringbefore1937thattheauthordoesnotmentioninhislistofactionsthatalienatedtheAmericanpublicwasAtheburningoftheReichstag.CNazibarbarism.BGermanplansforconquest.Dthepersecutionofreligiousgroups.小題2:TheLend-LeaseActwasdesignedtoAhelptheBritish.BstrengthenthenationaldefenseoftheUnitedStates.CpromotetheAtlanticCharter.DavengePearlHarbor.小題3:AmericanPolicyduringtheyears1935-1936maybedescribedasbeingAwatchful.Bisolationist.Cpeaceful.Dindifferent.小題4:TheNeutralityActof1939Apermittedthesellingofarmstobelligerentnations.BantagonizedJapan.CpermittedtheBritishtotradeonlywiththeAllies.DledtoLend-LeaseAct.小題5:WeenteredthewaragainstGermanyAbecauseGermanydeclaredwar.BbecauseJapanwasanallyofGermany.CafterGermanyhadsignedtheNazi-sovietPact.Dafterpeacefuleffortshadfailed.2.—Didyouwatchthebasketballmatchyesterday?—Yes,Idid.Youknow,mybrother____inthematch.3.Weforgottobringourtickets,butpleaseletusenter,_____?[B.canwe]A.doyouC.willyouD.shallwe4.—Isyourmotherstillateacher?—______.A.Yes,shewasB.Shedidn’tusetoC.No,butsheusedtoD.No,butsheusedtobe5._____inasciencecompetition,thethreestudentswereawardedscholarshipstotaling$21,000.A.TobejudgedthebestB.JudgedthebestC.HavingjudgedthebestD.Judgingthebest6.Theprojectisdesignedinthiswayandonce_____,nothingcanbedonetochangeit.7.AllbutDick________inClassThreethisterm.A.a(chǎn)reB.isC.wereD.was8.Ihaddecidedtogiveitup,buton_____secondthoughts,Idecidedtotry_____thirdtime.A.不填;aB.不填;theC.the;theD.the;a9.—IamsureMarywillwinthefirstprizeinthefinal.—Ithinkso.She_____foritformonths.10.此題要求改正所給短文中的錯誤。對標(biāo)有題號的每一行作出判斷:如無錯誤,在該行右邊橫線上畫此行多一個詞:把多余的詞用斜線劃掉,在該行右邊橫線上寫出該詞,并也用斜線劃掉。此行錯一個詞:在錯的詞下畫一橫線,在該行右邊橫線上寫出改正后的詞。注Bob,意:原行沒有錯的不要改。DearHello.IlearnaboutyoufrommyEnglishteacher,MissWang.I'dliketoyourpenfriend,andgettoknowmoreaboutyourcountry.First,letmetellyousomethingmoreaboutmyself.MynameisLiHua.IliveinBeijing,whereisthecapitalofChina.IgoinHongqiMiddleSchool.Westudyquiteafewsubject,suchasmath,Chinese,Englishandphysics.Iusetoplayping-pongalotinmysparetime,butnowIaminterestinginfootball.Doyouplayanyballgames?Whatyourfavouritesport?Ilookforwardtohearfromyousoon.Yours,LiHua1._________2._________3._________4._________5._________6._________7._________8._________9._________10._________11.IfIgivehim_____,doyouthinkhewill_____?A.someadvice;receiveitB.someadvices;acceptthemC.apieceofadvice;takeitD.anadvice;acceptthat12.Thechildren______manytimesnottoswimintheriver.A.toldB.havetoldC.havebeentoldD.arebeingtold13.WhenAlicecameto,shedidnotknowhowlongshe_____there.14.“It’salongtimesinceIenjoyedmyself.”ThissentenceenjoyedmyselfforalongtimeB.Ihaven’tenjoyedmyselfforalongtimeC.IwanttoenjoymyselfD.WhatalongtimeafterIenjoyedmyself15.IgotcloseenoughtohearthemspeakingChinese,andIsaid“NiHao”justasI____doinChina.A.mustB.mightC.canD.should16.Beingaparentisnotalwayseasy,andbeingtheparentofachildwithspecialneedsoftencarrieswith_______extrastress.17.AliceLillianEllis,bornonSeptember11,1907inBoston,was_____ofninechildren.A.thethirdoldestB.thethirdoldC.thethirdolderD.theoldestthird18.—You'renotworriedaboutyourEnglish,areyou?—No,certainlynot.NotChinese,notmathand_____English.A.asfarasB.attheleastC.bestofallD.leastofall19.Therun-uptothelaunchofChina'sfirstlunarorbiterattheendofthismonthhascaughtthecountry'simagination,withmorethantwothirdsofthenationhopingtoseethelaunchlivesurvey.onTV,accordingtoaAccordingtothesurveybyChinaYouthDailyand,almosttheentirenationhopestocatchimagesoftheeventatsomepoint,with99percentofthe10358respondentssayingtheyexpectedtowitnessthesatellitelaunchand68.9percentsaidtheywerecertaintowatchthelivebroadcastofthelaunch.Onand,twopopularwebportalsinthecountry,internetusershavecontributedsome2,000poemsand5000drawingsonthethemeofChang'eI."Thesatellitelaunchmeansmuchmorethanjustsaying'hello'tothemoon.Maybeinthefuturewecouldalsosendsomepeopletoaccompanysister'Chang'e',"saidacollegestudentinthesurvey.Remarkably,manypeopleexpecttovisitthemoononeday,with93.4percentofrespondentssayingtheyexpectedtodoso.Chang'eIisnamedafterChang'e,afamouscharacterfromChinesemythology.Sheascendedfromearthtoliveonthemoonasacelestialbeingafterdrinkinganelixir.ThereisalsoanotherconnectionbetweenthemoonandChina.Inthe1970s,acrateronthemoonwasnamedafteraChinesestargazer,WanHu,whoissaidtobethefirstastronautinhumanhistory.Legendsaysabout600yearsago,aroundthemiddleoftheMingDynasty,WanHu,alocalgovernmentofficial,triedtoflyintospacewiththehelpofachair,twobigkitesand47self-madegunpowder-filledrockets.Accordingtothelegendaftertherocketswerelittherewasahugebangandlotsofsmoke.WhenthesmokeclearedWanwasnowheretobefound.China'sfirstastronautflewintospacein2003withthelaunchoftheChinese-madespaceshipShenzhouV.Chinabecamethethirdcountry,aftertheSovietUnionandtheUnitedStates,tocarryoutmannedspacemissions.小題1:Whichistrueaccordingtothepassage?A.Accordingtoasurvey,twothirdsofthenationarehopingtoseethelaunchliveonTV,B.Theinternetusershavedrawnsome5000picturesof‘Chang’e’.C.WanHu,aChinesestargazer(n.看星星的人,占星師,天文學(xué)家),wasdeadafterthehugebangandalotofsmoke.D.China’sfirstastronautflewintospacein2003inthespaceshipShenzhouVI.小題2:What’sthemeaningoftheunderlinedwordinparagraph5?A.a(chǎn)kindofmedicineforlonglife.B.a(chǎn)kindofmedicinetomakeyoulightenoughtoflyintheair.C.a(chǎn)kindofwineD.a(chǎn)kindofalcohol.小題3:WhywasWanHusaidtobethefirstastronautinhumanhistory?A.Becauseacrateronthemoonwasnamedafterhisname.B.Becausehewasthefirsttogotothemooninhisown“spaceship”.C.Becauseofhiscourageforscientificexperimenttothemoon.D.Becausehemadethefirstrocketinhumanhistory.20._____wemovethepictureoverthere?Doyouthinkit’lllookbetter?[Until]A.B.WhataboutC.AslongasD.Whatif第1卷參考答案一.數(shù)學(xué)題庫=14P(ξ<2)=P(ξ≤1)=P(ξ=1)=14P(ξ≤2)=P(ξ=1)+P(ξ=2)=14+13=712(2)根據(jù)所給的分布列和第一問做出的結(jié)果,得到2.答案:拋物線y=14x2的標(biāo)準(zhǔn)方程為x2=4y的焦點y軸所以拋物線y=14x2,則過其焦點垂直于其對稱軸的直線方程為y=1故為y=1.3.答案:B4.答案:D5.答案:A6.答案:由題意,第一種得到的木材為(1+18%)5×2第二種得到的木材為(1+18%)5×(1+10%)5第一種除以第二種的結(jié)果為2(1+10%)5=21.61>1所以第一種方案可獲得較大的木材量.x2-2x-15<x+13x2-2x-15>0x+13>0解得:-4<x<-3,或5<x<7,則不等式log12(x2-2x-15)>log12(x+13)的解集為BD的方程為y=x+1.因為四邊形ABCD為菱形,所以AC⊥BD.于是可設(shè)直線AC的方程為y=-x+n.由x2+3y2=4y=-x+n得4x2-6nx+3n2-4=0.因為A,C在橢圓上,所以x1+x2=3n2,x1x2=3n2-44,y1=-x1+n,y2=-x2+n.所以y1+y2=n2.所以AC的中點坐標(biāo)為(3n4,n4).由四邊形ABCDy=x+1AC的方程為ABCD為菱形,且∠ABC=60°,所以|AB|=|BC|=|CA|.所以菱形ABCD的面積S=32|AC|2.由(Ⅰ)可得|AC|2=(x1-x2)2+(y1-y2)2=-3n2+162,所以S=34(-3n2+16)(-433<n<433).所以當(dāng)n=0時,菱形ABCD的面積取得最大值43.10.答案:設(shè)點MN的坐標(biāo)為(n,an)∵點P的橫坐標(biāo)與點M的縱坐標(biāo)相等∴點P的坐標(biāo)為(am,m)∵點P的縱坐標(biāo)是點N的橫坐標(biāo)2倍,∴m=2n而O、M、N三點共線則amm=ann=am2m2解得:am=4即m=loga4∴點P11.答案:B12.答案:D13.答案:點(1,2)到直線x+2y+5=0的距離為d=|1+2×2+5|12+22=25故為:252,不且僅當(dāng)ay=bx時取等號,所以ax+by的最大值為3.故為:3.15.答案:對k=1或2成立;對D,∵f(4)=25≥16,∴對于任意的k≥4,均有f(k)≥k2成立.故選Dx=2+2cosαy=2即ρ2-42(22ρcosθ+22ρsinθx+y的最大值為6,最小值等于2.17.答案:y=x2x4+9=1x2+9x2≤129=16,當(dāng)且僅當(dāng)x2=9x2,即x=±3時取等號.故為:16,±318.答案:D2a,焦距為2c,則在△F2OB中,由∠F2BO=π3得:c=32a,所以△F2BF1的周長為2a+2c=2a+3a=4+23,∴a=2,c=3,∴b2=1;故所求橢圓的標(biāo)準(zhǔn)方程為x24+y2=1.20.答案:設(shè)復(fù)數(shù)z(2x+1)2+(2y)2=(x)2+(y+1)2,化簡可得x2+y2+43x=0,表示一個圓,故為圓.21.答案:A解析:命題的否定是只否定結(jié)論,∴選A.2Rsinα,圓柱的側(cè)面積為:2πR2sin2α,當(dāng)且僅當(dāng)α=π4為:2πR2,球的表面積為:4πR2,球的表面積與該圓柱的側(cè)面積之差是:2πR2.故為:2πR223.答案:∵函數(shù)f(x)=(1-2a)x+b是R上的增函數(shù),∴1-2a>0,∴a<12.故選B.成等差數(shù)列.即“a:b:c=3:4:5”?“a,b,c成等差數(shù)列”.∵直角三角形的三邊長分別為c2+2ac4=c2,∴4a=3b,5a=3c,∴a:b:c=3:4:5,即“a,b,c成等差數(shù)列”?“a:b:c=3:4:5”.故選C.25.答案:D二.語文題庫5月3月3日在會上提議全校師生向災(zāi)區(qū)捐款是校長。2.答案:D3.答案:C4.答案:它會領(lǐng)你去欣賞黃山那氣象萬千的云海,它會引你去游覽桂林那清澈見底的漓江(或:它會送你去觀看長江那一瀉千里的急流)解析:注重寫景的要求,可寫黃山、長城、長江、廬山等。5.答案:D解析:A項“水蒸汽”應(yīng)是“水蒸氣”,“無恥濫言”應(yīng)是“無恥讕言”,“回聲振蕩”應(yīng)是“回聲震蕩”;B項“冒然”應(yīng)是“貿(mào)然”,“家俱店”應(yīng)是“家具店”,“味同嚼臘”應(yīng)是“味同嚼蠟”,“束之高擱”應(yīng)是“束之高閣”;C項“國萃”應(yīng)是“國粹”,“知人論事”應(yīng)是“知人論世”;D項“墨契”應(yīng)是“默契”,“渡假村”應(yīng)是“度假村”,“置若妄文”應(yīng)是“置若罔聞”,“反應(yīng)情況”應(yīng)是“反映情況”。6.答案:成果創(chuàng)造節(jié)儉后果偽造吝嗇7.答案:CB.“聲名顯赫”偏于褒義,而虐囚事件是一件不人道的暴力事件,應(yīng)該用帶有強烈貶義色彩的“臭名昭著”D.“琴瑟失調(diào)”比喻夫妻不和,此8.答案:B一歲登臺。他的逝世震動了中國以至世界。10.答案:C、11.答案:BB.“問候”中的“候”是指其后,天氣冷暖,問這些表示對人的關(guān)心,不是問官位;D.“粗制濫造”是指寫文章或做東西馬虎草率,只求數(shù)量,不顧質(zhì)量?!盀E”過多,不加節(jié)制,不是胡亂的制造。12.答案:C解析:考查識記現(xiàn)代漢字的字形。主要考了音同形異字。C項的“摩”應(yīng)為“膜”13.答案:D14.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。15.答案:D(5)謙虛(須)過度(渡)17.答案:(1)“府上”是敬辭,用作尊稱對方的家,這里可改為“寒舍”或“敝處”。(2)“令嬡”是敬辭,稱對方的女兒,自己的女兒宜謙稱“小女”。(3)“光顧”是敬辭,用于稱客人來購物等,此處只需說“來

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