1、2024届全国100所名校单元测试示范卷·化学[24·G3DY(新高考)·化学-SJB-必考-QG]二试题
教学全国1©0所名线单元测示范表札记解析:醋酸是弱酸,△H1≠△H,A项错误;一水合氨是弱碱,△H2≠△H,B项错误;K()H是强碱,HC()4是强酸,KC()1是可溶性盐,该反应的△H3=△H,C项
2、2023~2024学年核心突破XGK(二)2化学HUB试题
11.下列图示与对应的叙述相符的是电源非催化反应电流1HA、碳棒反应物温度计催化反应NaOH溶液内筒杯盖生成物隔热层反应过程K1溶液外壳饱和食盐水溶液(含酚酞)列说某吸热反应分别在有、无催化B验证电解
3、内蒙古金太阳2024届高三12月联考(24-186C)化学答案
1、内蒙古金太阳2024届高三12月联考(24-186C)化学答案
1、内蒙古金太阳2024届高三12月联考(24-186C)生物答案
1、内
4、炎德英才大联考 长沙市一中2024届高三月考试卷(二)2化学答案
广谱杀商剂,由四种原子序数恢次大的物XY7组成,其分子式表示为YaXW,2,XY,W位于不同的周期,Z的最低价氢家物XV湿润的红色石蕊试纸变蓝。下列有关说法正确的是A工业上符用W的单质在光照下制备XW
5、河南省2023~2024学年度八年级综合素养评估(一)[PGZX C HEN]化学答案
80:乙乙80乙L乙Z0高一化学考试参考答案1B【解析】效气是一种易燃易爆性气体,A项错误:漂白粉的有效成分为次氧酸钙,C项错误:氧化铁常用作油漆、涂料、油墨和橡胶的红色颜料,D项错误。2.D3A4.
1、1号卷·A10联盟2024年高考原创信息卷(一)语文x试卷
1、安徽2023-2024 学年八年级上学期调研三语文答案
1、安徽2023-2024 学年八年级上学期调研三语文答案
1、安徽2023-20
10.扫码消费为消费者带来诸多便利,且降低了人力成本,提高了服务效率,为餐饮、文旅等产业的提质增效带来新契机。但是,扫码消费中的强制关注、夹杂广告的问题,也让消费者深受困扰。面对这些问题,应该坚持①聚焦矛盾,避免市场自发性的发生②问题导向,加强监管优化扫码体验③价值引领,引导企业依法依规经营④创新思维,促进消费方式尽快变革A.①②B.①④C.②③D.③④11.在姑苏古城核心地带有一处现代社区,设计师弃黛瓦而转用钛锌板做屋面,这是中式住宅从未有过的尝试。钛锌板屋面不仅完美体现了中国画家笔下屋顶的‘薄’,将水乡的淡雅演绎得更传神,而且具有比传统瓦屋面更佳的防水保温性能。对此理解正确的是①现代材料制成的建筑首次实现实用性与装饰性的对立统一②此处的水乡淡雅之美和防水保温之用都是设计对人的价值③先进的设计理念使设计师的作品得以突破历史条件的桎梏④现代建筑既要传承人文风貌又要服务人民的现实生活需要A.①③B.①④C.②③D.②④杭州亚运会会徽名为“潮涌”,火炬叫做“薪火”,奖牌号称“湖山”。回答第1617题。12.“潮涌”“薪火”“湖山”均以杭州独特的人文历史和山川风物为主干,将美的设计与酷的科技融为一炉,既寄托了美好祝愿,又致敬了浙江精神,传扬了良渚等中华文化瑰宝,向世界展示了中国现代化的灿烂前景。由此可见①一种文化如果越具有民族性就越具有世界性②中华优秀文化才具有引领风尚、教育人民的功能③中华优秀传统文化守正创新焕发出新的活力④文化创新和发展就应该既不忘本来,又面向未来A.①②B.①④C.②③D.③④13.“潮涌”“薪火”“湖山”一经推出就收获赞誉无数。这启示我们,文化发展要①坚持市场为中心的创作导向,创新表现方式②坚守中华文化立场,立足实践讲好中国故事③保持文化定力,实现题材、风格、主流价值的多元化④要挖掘传统文化与现代表达的契合点,引发观众共鸣A.①③B.①④C.②③D.②④14.近些年来,良渚遗址研究力度不断加大,成果频出,“良渚声音”在世界范围内不断传播和扩大,良渚遗址作为实证中华5000多年文明史的圣地,其价值逐步得到国内外学术界的高度关注和普遍认可。良渚遗址考古发掘和学术研究的主要意义在于高二政治第4页(共6页)
第四部分第一节56.the most popular57.but58.mistakes59.the60.them。61.excited62.makes63.to save64.for65.carefully第二节66.那个学校是为残疾人开办的。67.When she began to work there,I felt very lonely at home.68.我们为他们提供了许多有趣的活动。69.当我回到家后,我的家人看到了我脸上喜悦的表情。70.I hope I can volunteer there again next summer.第五部分Dear Mr.Smith,I'm Wu Jun,a student in Yangguang Middle School.During this summer holiday,I want tovolunteer as an English teacher in our city to help those kids who are in need.Firstly,I'm good at English,so I can help the children with their English.Secondly,I'm skilledin telling stories to make them happy.Last but not least,I m interested in this job because Inever have a chance to do that.As an old saying goes,"The roses in her hand,the flavor inmine.I think it is the true meaning of volunteering.Therefore,I will be very pleased and excited if you can offer me the chance.Looking forwardto your reply.Yours,Wu Jun【书面表达写作指导】本次写作要求写一份申请书。在写作时,需根据思维导图,依次指明你要申请什么样的志愿者工作、为什么申请这份工作以及你的希望。人称以第一人称为主,时态主要用一般现在时。注意行文逻辑、语言简练,无单词拼写、语法错误。
用释:1950一1973年,主要资本主义国家人均国内生产总值年均增长率都维持在较高的水,主要发达国家经济高速发展,二战后,主要资本主义国家进行了不同程度的以市场经济为基础,以强化国家干预为核心的调整,促进了经济的快速发展:在国际上,资本主义国家通过建立布雷顿森林体系和关贸总协定等国际经济组织,加强协调,形成了战后制度化和体系化的资本主义世界经济体系,促进了经济快速发展;二战后期开始的第三次科技革命,极大地提高了社会生产力,资本主义国家充分利用科技革命成果,促进了经济快速发展。(6分)综上,二战后资本主义国家社会经济发展迅速,国力上升,人民生活水提高,呈现繁荣景象。(1分)南宁广育考试中心郑重承诺:对《广西名校卷一2024年广西普通高中学业水选择性考试模拟试卷》与《八桂学考一2023年广西学业水合格性考试模拟试卷》开展有奖纠错活动。欢迎各校老师踊跃批评指正(有奖:同一处错误仅限首次指正)。【特别声明:南宁广育图书,版权所有,侵权必究,未经授权,禁止转载,违者必究】【防盗版与(网络)维权专用热线:赵经理18907716274(一经查实,均有重奖)】历史参考答案及评分标准第4页(共4页)【2024广西名校卷-3】【版权所有,未经授权,禁止转戟,违者必究】
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1、1号卷 A10联盟2024年高考原创信息卷(二)2物理答案
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乐乐想了想说,不移动光屏也能成清晰的像他找来一个眼镜片放在凸透镜和光源之间的合适位置,光屏上的像变清晰了,则该镜片是(选填“近视”或“远视”)眼镜片,它对光线有作用。(3)乐乐将光源移至距离凸透镜8℃m处,发现凸透镜成的是放大的(选填“虚像”或“实像”)。20.(7分)小明测量某种液体密度的实验过程如图所示。蜜mL5040302010需甲丙(1)将天放在水桌面上,游码移动到标尺左边处,发现天衡时指针如图甲所示,要使天在水位置衡,应将衡螺母向(选填“左”或“右”)端调节。睿(2)小明先将适量被测液体倒入量筒中测量其体积,如图乙所示,则被测液体的体积为ml。(3)再测出空烧杯的质量为30g,然后将量筒中的液体倒入烧杯中放到天测量,当天再次衡时,右盘中的砝码和游码的位置如图丙所示,则被测液体的质量为g。(4)通过以上实验数据,可计算出液体的密度为kg/m3。(5)用以上方法测得液体的密度会(选填“偏大”或“偏小”)。(6)小明整理实验器材时,发现50g的砝码上粘了一点橡皮泥,这样使得测出的液体质量(选填“偏大”“偏小”或“不变”)。五、计算题(本大题共2小题,第1小题6分第二小题9分共15分)21.为了用铁浇铸一个机器零件,先用蜡做了一个该零件的模型,已知该模型的质量为1800g,蜡的密度为0.9×10kg/m3,(1)该零件体积为多少m;八年级物理第5页,共6页
A wise person once said,"A cheerful heart is good medicine,but a crushed spirit48.A.abstractB.officialC.oldD.simple"dries up the bones.It takes positive habits to ensure that we remain cheerful and49.A.request第二节(满分25分)C.budget50.A.handleB.competenceB.witnessD.ambitionC.prohibitD.switch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51.A.basket的短B.machineC.needleB.Check in with yourself regularly.52.A.calculationC.Let others know they are appreciated.B.circuitD.experienceC.projectMyson wasne of those toddlers who didn'tjus eraw.He climbed furniture,53.A.applicationD.investigationbookshelves and of course,the stairs.D.Over time you can look back and see the goodness in your lifeB.trickC.craftD.basics54.A.guidingE.Finding time to write in your gratitude joumal can be difficult at first.B.basingC.benefitingYes,we had a baby gate,but that didn't stop him.He'd raise his tiny body right55.A.curtainB.albumD.revealingover it.In fact,he seemed to view all of our babyproofing just anotherF.As humans,we have a tendency to focus on troubles and not on blessings.C.garmentGIn doing so,we can positively affect how we experience the rest of the day第二节(共10小题:每小题15分,满分15分)D.generationchallenge,one he conquered again and again.阅读下面短文,在空白处填人;个适当的单词或括号内单词的正确形式。Before his first birthday,I was forced to make the touh decision to teach myson第三部分语言运用(共两节,满分30分)how to safely climb up and down stairs.Ultimately,I decided it was better to teach him第一节完形填空(共15小题:每小题1分,满分15分)The United Nations weather ageney has wamed that extreme temperatures are the阅读下面短文,从短文后各题所给的A、B、C和D四个选项中,选出可以new normal.Scientists say climate change is making heat waves56(long)hotterthe safe way to tackle the stairs rather than leaving him to figure itouon his own and填入空白处的最佳选项。and more frequent.Many countries have been experiencing record hot weather in therisk him getting injured.Becausehe was going to mthosesairsoe wayr nother.Now that he's 15and leamingtoriveit e like were rwlingupthe stairsallTwo years ago Julia found some of her grandmother's dress design sketches()past week.In parts of the USA and China.the temperature went over 0C.In Deathfrom decades earlier.Her grandmother,Georgie,41 the sketches while attendingValley,Califomia,it57 (be)53C;and in Xinjiang,China,it got up toCover again.I'm not ready for this!I'd love to keep him fastened into my passenger seatIn Spain and Italy,the.Many58(Europe)countries andforever,but he's ready to fly.So ready.fashion school in the 1940s.Although Julia knew of her grandmother's fashion schoolhistory,the talent 42 in the designs blew her away.Japan have issued heat 59(wam).They advised people to stay in 60 shadeEvery single night,he asks if he can take me for a drive.He volunteers to be theand drink plenty of water.The U.N.weather agency has wamed Europe's heat wavedriver each time we go out to eat or run errands().Georgie 43 recalled her time at fashion school.She loved her designs andcould continue for another month.And I see the pride on his face when he parks squarely between the lines or backs44 them for 80 years.In her youth,she had made the 45decision not tostraight down our long driveway.It's like his first time biking.swimming,diving intopursue a career in fashion because she needed to 46 elder family members.SheAspokesperson for the United Nationswamed of the eedtocut greenhouse gasthe deep end of the pool,skateboarding,going to his first sleepover party or overnighthen 47 to start her own family-a decision she never regretted.emissions.He said:"Extreme weather is increasing in61 (frequent)in ourAfter Georgie and Julia discovered the 48 designs,they considered what towarming climate.It is havinga major impact62 human health and watercamp,even the first day of his first job.He's so adventurous,cool and calm,while I'mtrying my best to keep it together.do with them.Georgie told Julia that she wanted the sketches displayed at her funeral,supplies.We have to step up efforts tohelp society adapt to6 is unfortunatelywhenever that time came.Georgie's49 inspired Julia to bring the designs to lifebecoming the new normal"The European Travel Commission said the extreme heat isEach time,with each scary new thing.I have to remind myself that I can't protecthim forever.while her beloved grandmother could still 50 it.making holidaymakers change 64(they)travel plans.People who used to holidayin Spain,Italy and Greeceare choosing togocories instead.A woman whoHe wants and needs to learn these things.Yes,it's terrifying to watch.Yes,itJulia did not have much sewing 51,but she felt determined to complete the52.She purchased a sewing machine,learned the53 and then dedicated hourswanted to escape the heat by65(go)to Rome complained that the Italian capitalwould be easier for me to keep him in a protective bubble.But he needs to learn.Andto producing Georgie's designs-with a modem talent.was hotter than her hometown in Texas.it's a good thing that he wants to learn and wants to be independent and self-sufficient第四部分写作(共两节,满分40分注意:In the two years since she started,Julia has created 14 dresses 54 hergrandmother's original designs.For each55,she records short videos and models第一节(满分15分)1.续写词数应为150左右;the designs for Georgie,who offers awe-filled praise and comments on her你们学校正举办主题为“用英文讲中国故事”的征文活动。请你以传统文化为2.请按如下格式在答题卡的相应位置作答。granddaughter's work.主题写一篇短文投稿,内容包括:I remember running behind his tiny bicycle until he pulled ahead without me.41.A.drewB.skippedC.ran42.A.directedD.taught1.具体介绍;B.wastedC.broke2.给你的启示43.A.vaguelyD.representedB.rarelyC.fondly注意:And he's never again crashed into another mailbox,though he has flown the44.A.producedD.modestlyB.keptC.simplifiedD.employed1.写作词数应为80左右;handlebars a few times.45.A.majorB.wiseC.collectiveD.tough2.请在答题卡的相应位置作答46.A.compete with B.care for47.A.determinedC.appeal toD.engage inB.hesitatedC.deservedD.refused/号卷,A10联盟2024年高考原创预测卷(二)·英语第8页共10页/号卷,410联盟2024年高考原创预测卷(二)·英语第9页共10页多卷·A10联盟2024年高考原创预测卷(二)·英语第10页共10页
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1、2024届高三全国100所名校AB测试示范卷·思想政治[24·G3AB(新高考)·思想政治-R-必考-GX]七试题
考点测试卷(五)企业与劳动者一、选择题值,秉承了“良心缔造好产品”的生产经营理念,②符1.B【解析】冰雪旅游快速发展,与居民当前可支配合题意;材料主要说的是商品的生产,③讲的是商品消费收入有所增加、消
2、2024届高三全国100所名校AB测试示范卷·思想政治[24·G3AB(新教材老高考)·思想政治-R-必考-QGD]一试题
化国企改革,始终坚持依法依规运作,推动资本市场健康稳定发展。以上要求是基于①国有企业对经济发展的主体作用②国有经济在我国生产资料所有制中处于支配地位③国有企业是国有经济最主要的实现形式④国有经济的控制
3、2024届高三全国100所名校AB测试示范卷·思想政治[24·G3AB(新教材老高考)·思想政治-R-必考-HUN]二试题
④把邻里和睦、孝老爱亲、乐善好施等内容纳入积分,提高了村民道德素质,促进乡风文明建设。⑤铜梁区基层治理坚持法治、自治、德治相结合,打造共建共治共享的社会治理格局,有效推动了乡村治理的现代化转型,为实现
4、哈尔滨市2023级高一上学期学业质量检测政治答案
1、哈尔滨市2023级高一上学期学业质量检测生物答案
1、哈尔滨市2023级高一上学期学业质量检测地理答案
1、2024届高三第一轮复周测卷
5、优高联考 山东省德州市2024届高三开学考政治答案
1、优高联考 山东省德州市2024届高三开学考生物答案
1、优高联考 山东省德州市2024届高三开学考地理答案
1、全国名校大联考 2023~
B1-B4版1-5 CABAB56.Antarctica's/Antarctic期6-10 ACBAA57.began11-15 CBABC58.in饭16-20ACBCB59.earlier21-25 CBDAC60.but参26-30 DDCBC61.what31-35 ABABD62.rising答案36-40 CAGEF63.frozen41-45 ACBBA64.the46-50 DACDC65.to melt51-55 BABCD写作第一节One possible version:本WantedA part-time reporter is urgently needed.To be one of our reporters,you are supposed to send版us reports weekly.In addition,whenever an importantevent happens,such as the school's annual sports meeting,you will be expected to report live and bring our readers考up-to-date news.Last but not least,now and then,we mayask you to proofread articles.If you are interested in the job and good at writing,案please email your personal details to 138***123@163.comRemember the deadline is the end of this month.School English Newspaper第二节One possible version::本I rushed into Central Supply,the area where allBour surgical instruments were kept.Quickly,I版gathered supplies.The following steps related to thesurgery then started one by one.The night passed参slowly,hour after hour.We were all busy,nervousand working closely.Finally,at 5:30,the bandage答案was on.Doro was moved into the recovery stall,where she soon woke up.Her condition looked goodDoro's family had anxiously waited all night.Iapproached them to inform them of the good news本"She has woken up and now you can see her.Come!"I cheerfully told the family.Soon,DaisyBhugged Doro's neck,sobbing,"Oh,Doro,you made it!"版The rest of the family crowded around,tears streamingdown as Doro made a sound in response.We medicalworkers couldn't hold back our own tears.With our参care,Doro eventually left the hospital.One day,wereceived a thank-you letter and a picture of Daisy答proudly riding Doro.She had a full recovery and was案back to her pleasant days,running around withyoungsters.I was so proud of my work.详见答案解析页6
乙两位参赛同学抽到不同主题概率为()24AB.358.等比数列{a}的各项均为正数,且24+3a,=1,4,=9a,a设1bn=log34+log3a,+…+l0g3a,则数列b.J的前项和Sn=()A.-2nB.、2nc.[1-()1D.、4nn+1●)n(n+1)9.已知a=6g:34,b=6g436,c=11og30.3,则()A.a>b>cB.b>a>cC.a>c>bD.c>a>b10已吸贴线E:号千=>《b>0的右钱点为F5.过点F的直数双线E于A、B两点若AB的中点坐标为(6,-2),则E的方程为()D=1520169916151011.某农村合作社引进先进技术提升某农产品的深加工技术,以此达到10年内每年此农产品的销售额(单位:万元)等于上一年的1.3倍再减去3.已知第一年(2023年)该公司该产品的销售额为100万元,则按照计划该公司从2023年到2032年该产品的销售总额约为(参考数据1.30≈13.79)()A.3937万元B.3837万元C.3737万元D.3637万元12.已知点A,B,C在圆x2+y2=4上运动,且AB⊥BC,若点P的坐标为(3,0),则IPA+PB+PCI的最大值为()A.7B.12C.14D.11第π卷(共90分)二、填空题:本大题共4小题,每小题5分,共20分.把答案填在答题卡的相应位置.13若z=1-i,则川i这-3z=.14.已知实数ab,c,d成等差数列,且函数y=ln(x+2)-当x=b时取到极大值c,则a+d=,高三联考文科数学试题第2页共4页
18.(本小题满分12分)21.(本小题满分12分)小题清M与圆F,:2士十6十50外切同时气要五十y-6一91=0内玩设()=3cos2ax+-sin·COs+a的-个零点是2-是,且x=赛是y=f八x)图象的(1)求动圆M的圆心M的轨迹C的方程,并说明它是什么曲线;条对称轴,当x∈R时,f(x)的最大值为1.,2)设过原点O的直线AB与轨迹C相交于两点A、B,动点M在轨透C上且与点A和B不重合.试(1)在符合题意的实数w中,当0是最小的正数时,求f(x)的的单调递增区间;高直线A山和直线BM的斜率之积是否为定值着是,求出这个值,若不是,说明理由(2)在符合题意的实数。中,当如是最小的正数时,将y=f(x)的图象向右移苓个单位长度后,再将得(3)过点.0的直线PQ与轨迹C交于P,Q两点判定原点0与线段PQ为直径的周的位置关系,并说明理由.血时·到的图象上各点的横坐标伸长到原来的2倍(纵坐标不变),得到函数g()的图象在△ABC中,g(A)=1,且△ABC的面积为3.求△ABC周长的最小值.卖新低:你为我时系各补交容的相以克款1千员茶3弹肌:李落器小出盗的成最的d什n腹w十0一楚目学.0Cx8骨滚宋四虽斯,五货S0,0比勤0S共,代已赋小霜,解小共警本:题空戴,二19.(本小题满分12分)5选考题:共10分请考生在第223题中任选一题作答.如果多做,则按所做的第-题计分.大学离的曲双硬,0=小上。式雪,式济袋两类抽必保5.c过在长台A-DEr中,乙AC-∠ACD45器-2严面ACF9景画Ag022.(10分)【选修4一4:坐标系与参数方程】(I)求证:DB⊥EF;1=(几多海(.1造南洽前1(在直角坐标系xOy中,直线1的参数方程为(t为参数),以原点0为极点,以x轴正(2)求直线DF与面DBC所成角的正弦值.=(C0St+(S0S)15+号:料淡个页有超虽箭烟同需,桌于同不个出政中梨干的小,.4个限,8CA头A济心,味A隶于个西盒的出数恢(S):出数要(半轴为极轴,与直角坐标系x0y取相同的长度单位,建立极坐标系,圆C的极坐标方程为p=25不sin 0.垫醒粒个香,恶学&大要美暴处莫膏乘野女即,阳宇文出官边答彌.代Q)共:费容喻,三(1)求圆C的直角坐标方程,并指出圆心在直角坐标系中的坐标和圆的半径;答束夏盘鼎尘志,醒长数大腰,SS常,普补赋腾亲(2)设圆C与直线1交于点AB,若点P的直角坐标为(35).求PA+PB,合00共:关总(一(公【公斯小本)·820.(本小题满分12分)普卧果的元前立数0(,8,1=)>元。一)段势Q,(.00的公1之更首中0风最别已知函数f(x)=√元,g(x)=alnx,a∈R:红公馆{0}麻{}区楼来([)(1)若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线的方程;23.(10分)【选修4一5:不等式选讲】(2)设函数h(x)=f(x)-g(x),当h(x)存在最小值时,求其最小值p(a)的表达式,若实数x,y,m满足1x一m>ly一m,则称x比y远离m。a(3)对2)中的ga)和任意的正数a和6,求证:p生[pa)十p(60)]≤(2)】(1)若1og2x比1远离0,求x的取值范围;(2)设a和b是不相等的两个正数证明:a3千比a2b十a远离2ab√a品.变,湖常二个姆要入t前符个一景出补8和食三的水硬虽稀出书面不派斜二浪时个一虽的出外过识浪点食直个一的出代自小最的V舰.点两人,交限6京图哈3(a味一气红件透函直同s a点女不类直衡)矣共点二0.8,人且,·十了·0=G塔.之牌前前谢8数sos a8S0S0stoL a的8年面上O1面A9商O8脚,O商9,中0A-9料杀公资不要业8州茶莎生不【2023届高三·数学理科(五)第4页(共4页)】【2023届高三·数学理科(五)第3页(共4页)】
三、解答题:本大题共6小题,共70分。解答应写出必要的文字说明、证明过程及演算步骤。17.(本小题满分10分)已知向量a=(2cosa,2sina),b=(cosR,sin),0
1、高三2024年全国高考冲刺压轴卷(一)1历史(广西)试题 1、高三2024年全国高考冲刺压轴卷(二)2物理(广西)试题 1、高三2024年全国高考冲刺压轴卷(二)2物理(广西)答案 1、2024届全国 2、高三2024年全国高考冲刺压轴卷(一)1生物(贵州)答案 1、高三2024年全国高考冲刺压轴卷(二)2生物(贵州)答案 1、高三2024年全国高考冲刺压轴卷(二)2地理(贵州)试题 1、2024年安徽 3、2024年江西省普通高中学业水选择性考试冲刺压轴卷(一)1政治(江西)试题 1、2024年江西省普通高中学业水选择性考试冲刺压轴卷(一)1政治(江西)答案 1、2024年江西省普通高中学业水选择性考试冲刺压轴卷(一)1生物(江西)答案 4、2024年安徽省普通高中学业水选择性考试冲刺压轴卷(一)1物理(安徽)试题 1、2024年安徽省普通高中学业水选择性考试冲刺压轴卷(一)1物理(安徽)答案 1、2024届元月调研考试物理(F)试题 1、2024届元月 5、2024年江苏省普通高中学业水选择性考试冲刺压轴卷(一)1化学(江苏)试题 1、2024年江苏省普通高中学业水选择性考试冲刺压轴卷(一)1地理(江苏)试题 1、2024年江苏省普通高中学业水选择性考试冲刺压轴卷(一)1地理(江苏)答案 1、2024届模拟04理科数学答案 1、黄冈八模 2024届高三理科数学模拟测试卷(二)2数学(理(J))试题 1、黄冈八模 2024届高三理科数学模拟测试卷(一)1数学(理(J))试题 2、高三2024届冲刺03理科数学试题 1、高三2024届冲刺03理科数学答案 1、全国100所名校最新高考冲刺卷英语2023届Y1 (Text 1)W:What time is your 3、文海大联考· 2024届高三起点考试数学试题 (1)能否有95%的把握认为对新能源汽车的购买意愿与购买时财政补贴幅度有关?(2)若从购买时补贴大于1.5万的样本中用分层随机抽样的方法抽取20人,从这20人中随机抽取3人调查家庭收人情况,记X裘示这 4、高三2024届高考冲刺卷(五)5理科数学答案 1、高三2024届高考冲刺卷(三)3理科数学答案 1、高三2024届冲刺04语文答案 1、高三2024届冲刺03语文答案 5、[兰州一诊]2024年兰州高三诊断考试数学答案 解:(1)由余弦定理得c2=b2+a2-2abco3C,即36=16+6二8b×2=ht,2098又b>0,解得b=5,示00(5分)所以c0sA-2+c2-a2-25+36-1632bc2×5×64这额A点由大器际是师。实品人器脉在图所以sinA=V-cosA=41,紧有数计A点面S蓝率事人器斑人,处出级点从挺显相(7分)(2)设AB边上的高为h,么月分顶人器城.(1小1、,公=,6忍1红显合篇议○确由S△ABC=2 ch=2 bcsin A,2I《案答】√75√7得h=bsin A=5XK4=4(12分)19.(12分)在△ABC中,内角A,B,C所对的边分别是a,b,c.已知acos C=(3一cosA)c.是(1)求的值;黄帝英与调亚,阳治家文出营立容路分食下共,导州年暖本强答确三(2)点D在边BC上,AD=1,且CD=2BD=2√5,求△ABC的周长.代总人解:(1)因为acos C=(3-cosA)c,所以由正弦定理得sin Acos C=3sinC-cos Asin C,+ci=@:t·人o①查Ep sin Acos C+cos Asin C=3sin C.因为A+B+C=π,所以sin Acos C+cos Asin C=sin(A+C)=sinB,.适,A中人深国所以sinB=3sinC,所以b=sinBc sin C3限景达补数果藏(6分)BD2+AD2-AB26-c2中)8A车:①盘学城(2)在△ABD中,由余弦定理得cos∠ADB=2BD·AD2W5。六A260在△ACD中,由余孩定理得cos∠ADC=CD+AD2-AC21-2CD·AD4W5因为∠ADB十∠ADC=π,所以cos∠ADB+cos∠ADC=0,所以6-c2+21-62=0,即33-2c2-b2=0.2√54√5由(1)可得b=3c,所以b=3√5,c=√3.故△ABC的周长为3√5+√5+33=35+43.由:中○8△答C(12分)20.(12分),大80长因如图,在△ABC中,AB=3,AC=√2,BC边的中垂线交BC于D,交AB于E,且BE=2AE.(1)求sinB;(2)求△ABC的面积.解:(1)如图,连接CE,则CE=EB=2,(0在△ACE中,c0s∠CEA=CE2+AE2-AC_4+1-23:曲d还Ae求(2CE·AE2×2×14盒H或日A农(S·44· 所以a+b=-3,a6=4-4,代入-o40y2a0=0:化商得<+y*}-6y-8=0,r2-1.5x+=0s、2若直汉过定点,则须满足2。除得以江线a恒这定风号-岩》-x-4y-8=0y=-621,【详解】1)解:当a=1时)=2x-2-1nx定义坟为(0,+o),又f=2+3-2-2.X-XX80所以∫(x)在(0,+∞)上单调递增,即∫(x)的单调递增区间为(0,+o),无单讽递诚区间.(2)解:由题知,x)=2x2-alnr,函数(x)的定义蚊为(0,+o),∫'(x)=2+是-=2父-g+2x?当a≤0时,对任意的x>0,'(x)>0恒成立,故f(x)在(0,+0)上单网递增,没有极值点:当04时,令(=0,解得=9+-6,54二-正6,则4>%>0,44当xE(0,x)时,'(x)>0:当x∈(x)时,∫'()<0;当x∈(,∞)时,'(x)>0,此时函数∫(x)的单调逆增区间为单调递减区间为a-va2-16 a+va2-1644综上,当a>4时.f()有两极值点出、,且+名=发,X不:=l,所以r-16-24名-号)}原-》设x=,0=4-》4+》n1,其中1e0,e,所队0-力-r-.x国方e.可知00.所在e上单调造减)>A)2⊙,即-≤)k0,所以/),)的取但范谣为[答祭第4页,共5页 山,用方框中所给单词的适当形式完成下列句子,每词用括号中所给动词的适当形式填空。限用一次。die play fire build work1.-Too bad.I'm afraid we get lost1.We enjoy watching plays in the theatre.-What?You said you knew (know)the way.2.He rode (ride)a new bike to school this2.Lingling called 119 at once when she saw the学fire in the house.morning.3.Helen is good at painting.Here are some of her3.I slept(sleep)very little last night so I'mworks.练really sleepy now.4.Jim's pet catdied 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byV.根据汉语提示完成下列句子,每空一词。.完形填空。1.你去巴黎了吗?One day after breakfast,Anne's mum went outDid you goto Paris?Anne asked her friend Diana to come.The two2.我一会儿就回来。little girls started playing a game.I'll be back in afewminutes.“T'm thirsty(渴的),”said Diana after some3.彼得决定开一家公司。Peter decided tostart a companytime.Anne went to the I1 and got a bottle(瓶子)of4.琳达能用很多其他语言说“你好”。juice for her.It had a dark 2 colour.Diana liked itLinda can say“helIo”in many other languages.and she finished it all.Later,she didn't feel well5.我期待着有朝一日周游世界。and went to sleep.I'm looking forward to travelling around the world(A)1.A.kitchen B.school C.office D.libraryone day(B)2.A.whiteB.red C.green D.orange收藏面对面When Anne's mum returned home,Anne told her1在…岁时at the age of11.也as wellabout the juice.Her mum 3 the bottle and said.2教师节Teachers'Day12.在某人一生中in one's life3国际妇ternational Women'sDay13.毕业"Dear,you want to_4 something good with yourleave/finish schoolfriend.That's great.But be 5 next time.The juice is4国庆节National Day14学做某事learn to do sth.red wine(葡萄酒).”5儿童节Children's Day15.决定做某事decide to do sth.(B)3.A.waited forB.looked at6元且New Year's Day16.剧团theatre companyC.listened toD.worried about1五一劳动节May Day17.开始做某事begin to do sth.(C)4.A.makeB.learn8春节the Spring Festival18在河边on the riverC.shareD.build9.发现:查明:弄清find out19.世界各地around the world(D)5.A.earlyB.happy10.在19世纪60年代in the1860s20.结婚get marriedC.strictD.careful血.短文填空将动词原形中的元音字母过去式与动词原形相同put一put请从方框内选择适当的词并用其正确形式填空,使文章完变为a begin一began sing-read-read整连贯。注意每空一词,每词仅用一次,有两词为多余项sang不将动词原形中的字母变为(become successfulnewspaper willmouse came into his room and played on the语法驿站将动词原形中的字母组合去workyourichpiecefloor.He stopped drawing and watched it.Theride-rodewrite-一wroteDecember becausedrawyoung掉一个e,词尾加上tfee一fl则动词的过般过去时三)Walt Disney,a great film-maker,was bornee m piec Tseep→sleptthe mouse came near and wanted more bread动词原形中有owaw时,将oWn Chicago in(December1901.His greatestIn this way,the mouse (8)became Disney'saww变为ewknow-knewgood friend过去式以ought,aught结尾的常draw一drewoffice in Kansas City.He showed some of hisOne day.Disney took the train to Los见动词buy一bought teach-(4)works and hoped to geta job there.ButAngeles and he was bored with the long triptaughthe had no luck.They looked at the pictures and将动词原形中的末尾字母dawtesaid."Sorry,we don't find anything interestingi(5)picturesBut Disney didmsome different pictures of the mouse.He将动词原形中的ay改为aid改为t build-一built spend-called it MickMouse.Mickey Mouse is sosay→saidspentlose heart.He went on drawing pictures.His(ccessfuland people a around thefamily was not (6)richOne day,ad know and love him2 南充市牧育科学研究所学生成绩查询APP下视网址查分网址:http:ww.sxw.cn/download秘密★启封并使用完毕前【考试时间:2023年9月19日下午15:00-17:00】南充市高2024届高考适应性考试(零诊)理科数学一、选择题:本题共12小题,每小题5分,共60分,在每小题给出的四个选项中,只有一项是符合题目要求的,1.己知i是虚数单位,则复数2-31的模为()A.5B.V13C.5D.12已知集合A=16x-34刀s0,B-{<0,则AnB=(A.{xl1 参考答案及解析文数2a2+b_=合,所以离心率e===√15.22【解析】由1:y=x十3与C1:x2=12y联立得y2-18y+9=0,设A(x1,y1),D(x2,y2),-四故达CF(0,3),则y+2=18,∴.|AD=AF|+|DF|=(+3)+(2+3)=(y+2)+6=24,∴.|AB+12.C【解析】:f)=ln(x+1)-a(x+千)≥|CD=AD-BC=22.故答案为22.合当2-1时f)=中-[1+aD]16.3【解析】取BC中点O,以O为坐标原点建立如图=-a十-,令1=h∈(01面直角坐标系,因为BC=3,AC=2AB,故十∞),则由f(x)=0,可得一a·t十t-a=0,B(-多0),C(受0),设A(),整理得a≥7,A=1-4a≤0,则f(x)≤0,在x∈(x+)+y=4,故点A(y)的轨迹是以(一1,十∞)恒成立,f(x)在(一1,十∞)上单调递(-号0)为圆心2为半径的圆(除去(-号0),减,f(0)=0.-1 11.过双曲线C:x2 y=1(a>0,b>0)的右顶点A作斜率为1的直线1,与C的两条渐a2 b2近线分别交于点P0,若PA=P0,则双曲线C的离心率为要公2V5B6dC.4W2D.A.3212.已知函数f(x)定义域为R,g(x)=e-e,h(x)=sin2x,则下列命题正确的个数是ACVEA①若x∈R,f(x-1) 1、重庆市2024年普通高中学业水选择性考试·物理(六)6[24·(新高考)ZX·MNJ·物理·CQ]答案 1、广西省2024届普通高中学业水选择性考试·物理(二)2[24·(新高考)ZX·MNJ·物理·GX]答案 1、广西省2024届普通高中学业水选择性考试·物理(三) 2、2024届高三全国100所名校AB测试示范卷·物理[24·G3AB(新教材老高考)·物理-LKB-必考-NMG]三试题 1、2024届高三全国100所名校AB测试示范卷·化学[24·G3AB(新教材老高考)·化学-LKB-必考-NMG]一试题 二、非选择题:包括必考题和选考题两部分。第15~1 3、全国100所名校最新高考冲刺卷2023物理二福建 二、非选择题:本题共5小题,共56分。12.(8分)某同学用如图(a)所示装置“验证动量定理”。打点接电计时器纸带小车带滑轮的长木板细绳AB拉力传感器钩码图a图b(1)为了消除小车与木板之间摩擦力的影 4、安徽2023-2024 学年七年级上学期调研三物理试题 1、安徽2023-2024 学年七年级上学期调研三物理试题 1、安徽2023-2024 学年七年级上学期调研三物理答案 1、2023-2024 5、2024届分科综合检测卷(六)z物理考试试卷 1、2024年普通高等学校招生全国统一考试模拟试题英语一衡水金卷先享题分科综合卷 注意:1.词数100左右;2.可以适当增加细节,以使行文连贯。第二节(满分25分)阅读下面材
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