SinX拉长工倍,回移印螺旋测微器分别二51A2X下18.(本题满分Bx)在区间[上单调递增如图,在长A.f(x)的最小正周期为π(1)求证一,0对称D.f(x)的图象关于点(——对称C.f(x)的图象关于直线x(2)求异第二部分(非选择题共52分)7元Lmin三、填空题:本题共4小题,每小题4分,共16分##007162514.已知一个圆锥的母线长为2,底面半径为√3,则该圆锥的体积为_19.(本题量指数的第60百分位数是5√3已知16.如图,在四边形ABCD中,AC=AD=CD=7,LABC=120°,sinLBAC=(第16题图)(1)求四、解答题:本题共3小题,每小题12分,共36分.解答应写出文字说明、证明过程或演算步骤(2)求17.(本题满分12分)20.18某高校自主招生考试分笔试与面试两部分,每部分考试成绩只记“通过”与“不通过”,两部分考试都“通过”者,0.38.60.70-3U-S0.4,0.3,笔试和面试是否“通过”是独立的,那么0.1210.12958(2)甲、乙两人都参加此高校的自主招生考试,求恰有一人获得录取的概率0.7×0.1805×0188+0.2x0.18+
15.(18分)(2分)r由几何关系可知:r=R(1分)解得:VoqBR(1分)m进人电磁场后,做匀速直线运动,有:qv。B=Eq(1分)qB²R求得电场强度:E= Bv。=(1分)m(2)设00与x轴负向成θ角,如图,√#由几何关系可知:tanθ=即θ=30°3由几何关系可知:r2=R√3R(2分)tan 30°由题意,粒子从〇点出磁场Ⅱ,根据牛顿第二定律有:qvB=m(2分)小√3qBR解得:v:(1分)(3)粒子以速度进入正交电磁场时,将粒子刚进电磁场时的速度分解为沿x轴正向的分速度v和分速度v2,如图,且y满足:qvB=qE(1分)E则:V(1分)=Vo而:v=√v²+v²-2vv,cos30°=v。,与x轴正方向的夹角Φ=60°(1分)30°qBR解得:V2=V=(1分)Vm此后,粒子在叠加场中的运动可以分解成以速度v沿x轴正向做匀速直线运动和以速率v2做逆时针匀速圆周运动。设做匀速圆周运动的半径为r2,根据牛顿第二定律有:9v2B= m-(1分)mv2解得:==R(1分)qB如图,离x轴的最大距离:dm=r(1+cosΦ)=(1分)R以上试题其他正确解法均给分【号卷·A10联盟2025年高考原创压轴卷(三)·物理参考答案第4页共4页
8.工程作业常用如图甲所示的蛙式打夯机对路面进行打、夯实,其结构可以简化为图乙.质量为m的铁球通过轻杆与转轮1相连,转轮1与底座总质量为M,转轮1与转轮2之间用轻质皮带铁球做圆周运动,球的转动半径为r,a、6分别是转轮1和转轮2上的点,下列说法正确的是甲乙A.铁球转动到最低点时处于失重状态B.a6两点的加速度之比为1:3(mg+Mg)C.若使转轮1下的底座离开地面,铁球的角速度>mr3元√mr二、多项选择题:本题共2小题,每小题5分,共10分。每小题有多个选项符合要求。全部选对的得5分,选对但不全的得3分,有错选的得0分。9.质量为2.0×10kg的汽车在水公路上行驶,轮胎与路面间的最大静摩擦力为8.0×10?N.汽车经过半径为40m的弯路时A.如果车速达到10m/s,这辆车会发生侧滑B.如果车速达到10m/s,这辆车不会发生侧滑C.汽车转弯时受到的向心力由重力和支持力的合力来提供D.汽车转弯时受到重力、支持力和摩擦力10.摄制组在某大楼旁边拍摄武打片,要求特技演员从地面飞到屋顶.如图所示,导演在某房顶离地H=12m处架设了滑轮(人和车均视为质点,且滑轮直径远小于H),若轨道车从A处以u=10m/s的速度匀速运动到B处,绳BO与水方向的夹角为53°.由于绕在滑轮上细钢丝的拉动,使质量为m=50kg的特技演员从地面由静止开始向上运动.在车从A运动到B的过程中(取g=10m/s²,sin53°=0.8,cos53°=0.6)A.演员上升高度为3mB.演员匀加速上升C.演员最大速度为6.0m/s1539D.演员受到钢丝对他的拉力大于他的重力【高一3月月考·物理卷第3页(共6页)】5307A—1
2024级高一学年下学期开学考试·历史参考答案、提示及评分细则1.C结合所学所知识可知,西周时期实施的是奴隶主土地国有制,贵族的土地不能进行交易;西周中后期矩伯用土地与贵族裘卫交易各种物品,反映出当时土地逐渐论为贵族的私产,故C项正确。春秋时期,“工商食官"制度被打破,私营工商业者出现并繁荣发展,故排除A项;材料反映的是矩伯为了参加周天子主持的典礼,用土地交易换取符合自身地位的物品,这一行为深受宗法礼乐制度的影响,B项说法有误,故排除;材料反映的是西周中后期土地私有化趋势显现,与“中央与地方关系”无关,故排除D项。2.B根据材料“与同时期湖北当阳赵家湖楚墓中发现的陶礼器组合有许多相似之处”可知,中原地区的黄国青铜器与南方楚国的陶礼器有颇多相似之处,说明两地之间文化交流已出现,即存在区域间的文化交流,故B项正确。材料无法说明中原与楚地二者文化存在相似之处是否受到诸侯争霸战争的影响,故排除A项;材料只涉及中原与楚地存在文化交流,但不涉及具体手工业技术的对比,C项结论无从得出,故排除;材料反映的是中原与楚地存在文化交流,与“华夏认同意识”无关,故排除D项。3.D根据材料可知,汉朝的屯成制度管理严密,不仅为戌卒编制了名籍,还定期检查、上报,有利于强化对成卒的人身控制,使其安身边疆,进而有利于推动边疆地区军事和生产活动的开展,故D项正确。材料不涉及屯成制度实施的具体结果,且“有效解决了边疆问题”的说法过于绝对,故排除A项;屯成制度旨在强化对成卒的人身控制,进而保障边疆的驻防与生产活动的运行,故排除B项;材料与“编户齐民”无关,且这一制度是内地“编户齐民”在边疆的延续,故排除C项。4.A根据材料可知,南朝刘荣以后,在涉及惩处与“清议”有关的官员时,逐渐由中央政府取代传统中正官员掌握主导权,结合所学知识可知,南朝以来,中正官员多由门阀士族掌控,南朝刘宋时期的这一变化反映出当时门阀土族政治地位的下降和皇权的强化,故A项正确。材料反映的是惩处官员时主导权的变化,表明门阀士族的衰落,而九品中正制是选官制度,与之无关,故排除B项;材料不涉及监察体系,故排除C项;南朝时期,九品中正制的实施使门第成为官员入任和升迁的主要标准,故排除D项。5.B根据材料可知,相较于隋朝,唐朝前期的租庸调制增加了“输绢代役”的内容,即面对国家的强制性劳役,农民可以通过缴纳绢布予以免除,既降低了政府对农民的人身控制,也有利于保障农时,促进唐朝社会经济的恢复和发展,①③合理,故B项正确。隋朝和唐前期的征税对象均为国家授田的农民,征税范畴并未出现④有误,故排除其他三项。自治权;与此同时,唐朝政府也强调了边郡都督、都护对这些内附民族的最高领导权,体现了唐朝边疆治理的政,与对外政策无关,敌排除B项;唐朝中期,随着军事上“外重内轻”局面形成,藩镇割据的隐患逐渐加剧,且材料反映的是边疆民族治理,与藩镇割据无关,故排除C项;材料反映的是对待边疆少数民族,唐朝实施因俗而治的政策,D项说法有误,故排除。7.C根据材料并结合所学知识可知,北宋长期奉行宰相和枢密使分立的政策,即行政权和军事权保持独立性,至南宋后,行政权与军事权逐渐走向统一。结合所学知识可知,南宋长期面临严峻的军事威胁,行政权和军事权的合并有利于提高中枢决策的效率,进而更好地应对北方军事威胁,故C项正确。南宋宰相复兼枢密使权发生逆转”的说法有误,故排除A项;宰相复兼枢密使是应对军事危机的被动调整,而非源于崇文抑武政策的实施,故排除B项;材料只涉及中枢权力结构的调整,与裁撤官无关,故排除D项。【高一下学期开学考试·历史参考答案第1页(共4页)】25052A
3/3阐述:随着20世纪70年代初美国国力的相对下降以及第三世界的崛起,美国主导的世界金融体系受到了强烈冲击。但凭借超强的综合国力,美国对世界经济的影响力依然很大。由于发展中国家金融市场不太完善,金融体系较脆弱,在对外贸易中长期依赖美元进行计价、结算和投资,其货币政策的自主性被严重削弱。随着21世纪以来多极化趋势和经济全球化趋势的进一步加强,发展中国家整体实力得到了显著增强,对美元的强势地位日益不满,“去美元化”浪潮在亚非拉等地得到迅猛发展。近年来,新兴经济体之间展开日益频繁的货币互换,逐步减少美元在对外贸易以及在各国资金存贷和市场融资中的比例。以中国、巴西等国为代表的金砖国家更是成为对抗美元霸权的中坚力量。这充分显示出21世纪的“去美元化”进程无论是在深度上还是广度上都在加速展开。(8分)总之,21世纪的“去美元化”体现了发展中国家强调经济独立自主发展的时代诉求,体现发展中国家为推动经济全球化的良性发展和全球治理体系完善的努力,有助于公正合理的国际新秩序的建立。(2分)(“示例”仅供阅卷参考,其他答案言之有理亦可)
第一节主题语境:人与社会一一艺术本文是记叙文。文章通过一扇旧铁门,引出了对过去铁艺工匠和铁艺作品的回忆与赞赏,同时也表达了对这种传统工艺正在消亡的遗憾41.C。42.D。43.B。根据下文的untilrecentlywhen someone admired it可知,50年前,当Anthony和June找到他们梦寐以求的房子时,他们并没有太在意那扇与众不同的前门。几十年后,多亏了那些驻足欣赏这扇门的路人,这对夫妇才开始关注这扇古老的门,故分别选thanks to、admire 和 thought about。except for除了....以外,asto关于,regardless of 不管;manage 管理, share分享,change改变;paid for为…付钱, prepared for为….…..作准备,showedoff炫耀44.A。45.D。根据文中的While和they thinktheyknowwho...以及“In the1950s,CecNejaimwas known in Broken Hill for his wrought iron, creating fences and gates with complex designs,”MrHadadsaid可知,虽然Hadad夫妇不确定设计这扇独特的门背后的动机是什么,但他们认为自已知道这扇门是由谁打造的,故分别选unsure和made。proud骄傲的,hopeful 抱有希望的,independent独立的;saved拯救,bore忍受,spotted认出46.B。47. C。根据文中的MrNejaim and his staff made everythingby hand和But he said his...pieces可知,由于没有新技术设备,MrNejaim和他的员工们都是通过手工制作一切的。这是MrCampbell至今仍十分钦佩的方法,故分别选access和method。expectation期待,addiction入迷,reference提及;service服务,chance机会,topic话题。48.B。49.D。根据文中的that after purchasing Mr Nejaim'sbusiness in 1993,the retiredcraftsmannext doorwould still regularly..tochat about steel orofferadvice可知,MrCampbell回忆说,1993年买下MrNejaim的店铺后,MrNejaim仍然会定期到店里,和他聊聊钢铁方面的事情,或者给他一些建议,故分别选recalled和visit。decided决定,predicted预测,discovered发现;compare比较,fail失败,repeat重复。50.C。设空处连接的两个句子之间是转折关系,设空处前后两句的句意是:“MrCampbell坚信BrokenHill的锻铁经久不衰,但它的锻造技艺却正逐渐失传,成为了一门濒危的艺术”,故选However。Again再次,Otherwise否则,Therefore因此。51.A。52. D。根据文中的It'd be nice if other people copied existing designs 可知,Hadad夫妇渴望锻铁大门的回归。MrsHadad表示,如果其他人能模仿现有的设计,那就太好了,这将为布罗肯希尔的环境增添光彩,故分别选return和addto。request请求,competition比赛,introduction介绍;accountfor解释,result from由...·造成,dealwith处理。53.B。根据上文的thetime and labour involved in theprocess和下文的motivatedhim topurchase some old equipment he one day dreams of using to make .pieces 可知,这一过程中所涉及的时间和劳力意味着他不太可能将小型门的设计引入他的业务中,故选unlikely。safe安全的,unusual非同寻常的,ready准备好的。54.A。55.C。根据上文的afterpurchasingMrNejaim'sbusiness in1993,theretired craftsmannext door would still regularly... to chat about steel or offer advice 和 It'd be nice if other peoplecopiedexistingdesigns可知,MrCampbell表示,他与Mr.Nejaim的过往经历以及他的个人兴趣激励他购买了一些旧设备,他梦想着有一天能用这些设备制作类似的作品,故分别选history和 similar。debate争辩,patience 耐心,confusion 迷惑;normal 正常的,expensive昂贵的,flexible灵活的。第二节主题语境:人与自然一—宇宙探索本文是说明文。科学家发现,人类活动导致了地球上的质量重新分布,从而对地球的自转轴
Collective intelligence begins with individual creativity. But it doesn't end there. 32. Why are some employers not so eager to take on workers according to Matthew Percival?Individuals produce a greater volume and variety of novel ideas when they work alone. That A. Due to a severe economic downturn. B. On account of using more robots.means that they come up with not only more brilliant ideas than groups but also more teribleC. Because of lack of job vacancies. D. Owing to rising labor costs.ideas than groups. It takes collective judgment to find the signal in the noise and bring the best 33. What does the underlined word “speculation" in paragraph 6 mean? A. The act of guessing something.ideas to fruition. B. The act of memorizing something.28. Which can be regarded as the “ego threat"?C. The act of proposing something. D. The act of sharing something. A. What if no one fayors my idea? 34. How many of the lowest-paid workers will benefit from a rise in the national living wage? B. Who cares about the consequence?A. 2. 8 million. B. 3 million. C. 4 million. D. 4. 3 million.C. How can I make friends with him?35. What is the best title for the news report?8D. Am I being open-minded to others' ideas?A. UK's labor market starts to expand29. Which shows the proper working order of “brainwriting"? B. UK's unemployment rate increasesC. UK's pay growth becomes unstable①Choose and polish some ideas.②Pull together all ideas.D. UK's effort to improve workers' living standards③Generate ideas individually.④Assess all ideas separately.A.②③④①B. ①③②④第二节(共5小题;每小题2.5分,满分12.5分)D.②③①④C. ③②④①根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。30. How can we improve collective intelligence according to Anita Woolley?What's the secret of their success? A. By avoiding making loud noises.B. By ensuring an equal chance for all voices.record-breaking fourth UEFA European Football Championship in July, 12 years after theirC. By getting the smartest to lead the group.题last title. Just two months later, Spain won gold in the men's soccer at the Paris Olympics.D. By dividing tasks evenly within the group. 36 It has been important in training world-class talent.31. What is a suitable title for the text?答A. Collective intelligence comes before individual creativityB. Better way to make the best of collective intelligenceS s s i s C. Which is better? Individual or group workplayers, including Lionel Messi, Xavi Hernandez and Ansu Fati. At La Masia, there are 20要 D. Effective means of promoting teamworksoccer teams for males and females of different ages, including 17 amateur teams and three professional teams, with a total of 343 players in training.D The United Kingdom's economy has continued to send mixed signals after the latestTo ensure that these young players have more possibilities for their future, players at La不figures from the Office for National Statistics, or ONS, showed a slight increase in theMasia receive not only soccer training but also education, psychological support, and guidancenumber of people who were unemployed during the last quarter, along with pay growthin life skills, noted Football Espana.38They include Real Madrid's La Fabrica. Spain's broad network of youth内slowing down but remaining above the rate of inflation(通货膨胀). In the three months to September, the rate of unemployment rose slightly to 4. 3 percent,academies allows smaller clubs to thrive(繁荣) by nurturing(培养) young players.up from 4 percent in the previous quarter. Job vacancies(职位空缺) also fell, for the 28thAccording to data published in the 2024 Yearbooks of Sports Statistics by Spain's线month in a row, reaching their lowest level since May 2021.Ministry of Culture and Sports, the number of officially registered soccer players in Spain“The labor market continues to split(分化) with signs of employers' weakening intentionsreached 1. 25 million in 2023, making it the most popular sport in the country in terms ofregistered athletes. 39封figures come against a background of rising concern about increasing employment costs, whichPeople play the sport from a young age. Soccer fields all over Spain make it easy forare set to increase following last month's national insurance contributions rise, theyoung players to train. Data shows that Spain has 9,773 soccer fields. 40employment rights bill, and the latest increase in the national living wage."A. Their rise shows the strength of Spain's soccer academies.密 An increase in employers national insurance contributions was one of a number of taxB. And the number of registered soccer clubs reached 30,188.rises announced by Chancellor of the Exchequer Rachel Reeves in her budget speech at the endC. Behind these achievements lies a youth development system.D. Meanwhile, other Spanish clubs have also developed top talent. general election in July.E. The style emphasizes short, quick passes and excellent football control.F.Football clubs organizemany ball games tomake children's life colorful.Major supermarket chains Sainsbury's and Asda have warned that the rise in nationalG. This easy access to soccer has helped soccer become Spain's “national sport".insurance contributions could cost them 140 million pounds( $ 179. 4 million) and 100 million第三部分语言运用(共两节,满分30分)第一节(共15小题;每小题1分,满分15分)including bonuses, were 4. 8 percent higher, the slowest rate of growth in nearly two years,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,选出可以填人空白处的最8fueling speculation that the Bank of England may take a cautious approach to interest rate佳选项。cuts, having reduced them by 0. 25 percent to 4. 75 percent earlier this month.This photographer takes photos of pets for free, and it's not just because she lovesWork and Pensions Secretary Liz Kendall admitted “more needs to be done to improveanimals. She captures the 41 and love between owners and their pets when things may living standards", but said major employment reforms were coming soon that would enableseem as sad as they could get. Thanks to her, some lucky owners can 42 their final daysmany of the 2. 8 million people currently unable to work due to health problems to re enter thewith their companions.world of employment. In addition, she said, from next April 3 million of the lowest-paidThere's a reason why many people agree that pets are family members-they love themworkers will benefit from an increase in the national living wage.like human family members. 43 , so many animals have much 44 life than us. And it【2025年冲刺押题卷(三)·英语第5页(共8页)】【2025年冲刺押题卷(三)·英语第6页(共8页)】8888
全国100所名校高考模拟示范卷按秘密级事项管理★启用前选项BCDA2025年江西省普通高中学业水选择性考试口浓盐酸化学模拟试题(七)实验索氏装置6日江西新高考研究中心MnO,热水浴本试卷共100分 考试时间75分钟注意事项:配制250X用NaOH标准溶用乙醚从种子中萃用MnO、浓盐酸实验1.答题前,考生务必将自己的姓名、准考证号填写在答题卡上。1mol·L-液滴定醋酸取油脂制取氯气号弥4.红茶中的成分茶黄素(结如图)具有抗氧化活性。下列有关茶黄素的说法错误的是考上。写在本试卷上无效。HOHO3.考试结束后,将本试卷和答题卡一并交回。4.可能用到的相对原子质量:H1 B11C126Na 23 S32 CI35.5Cu64 Bi209OHHO名姓一项是符合题目要求的。HO1.《天工开物》是明朝宋应星编写的一部综合性的科学技术著作,初刊于1637A.不能发生水解反应祯十年)。下列《天工开物》中物质的名称与主要化学成分对应正确的B.能使酸性高锰酸钾溶液褪色C.分子中含5种官能团选项ABCD.1mol该分子最多可与12molH2发生反应硝石朱砂名称铅青矾5.下列有关物质结构和性质的说法错误的是FeSO·7HOAAsO,主要成分PbOH三种溶液,仅用2.鉴别浓度均为0.1 mol·L的NaAI(OH)]、AgNO、BaC.杯酚能分离C、C,反映出超分子具有“分子识别”的特性下列一种方法不可行的是D.一定条件下,尿素可以发生水解反应,也可以与甲醛发生缩聚反应A.测定pH6.侯氏制碱法在1926年获得美国费城“万国博览会金质奖”,其反应的化学原理如下:校B.逐滴滴加稀盐酸至过量NaCOC.滴加少量氨水+HO+CO。设N为阿伏加德罗常数的值。下列说法错误的是D.逐滴滴加AI(NO)溶液至过量3.下列实验过程中,所涉装置对应正确的是D.8.4gNaHCO固体中离子总数为0.2NA[25·(新高考)ZX·MNJ·化学·JX)【25·(新高考)ZX·MNJ·化学·JX)化学卷(七)第2页(共8页)化学物(七)第1页(共8页)
3/88.W、X、Y、Z、R是五种原子序数依次增大的短周期主族元素,W元素的一种离子与Li具有相同的核外电子排布且半径比Li'大,X的基态原子核外L层的电子数与Y的基态原子核外M层的电子之比为3:2,X与Z同主族,Z的基态原子价层电子排布式为3²3p。下列说法错误的是()A.简单气态氢化物的热稳定性:Z>YB.原子半径:WYD.电负性:RNH:(ICu(NHs)]2+结构如图)C. 2mo1 N2H4 最多能处理 44.8L O2D.[Cu(NHs)]*中铜元素的化合价为+211.一种洗涤剂中间体的结构式如图所示,X、Q、Z、Y、W为原子序数依次增大的短周期元素,X和W同主族。Q和Y的基态原子的2p能级上各有两个未成对电子。下列说法正确的是()A.简单离子半径:W>Y>ZB.第一电离能:Z>Y>QC.Z元素的氧化物对应的水化物为强酸夸克扫描王极速扫描,就是高效
(1)我国的政体是什么?它是由什么决定的?(4分)(2)结合材料,运用我国的根本政治制度的知识,说明我国是如何通过人民代表大会制度保障全过程人民民主的。(12分)20.阅读材料,完成下列要求。为适应新形势新任务新要求,系统总结党的十八大以来深化党和国家机构改革取得的制度创新成果和宝贵实践经验,与《中国共产党机构编制工作条例》等制度规范做好衔接,以基本法律的形式做好顶层设计、夯实制度基础。对于推进政府机构、职能、权限、程序、责任法定化,保证国务院各部门更好分工合作、协同配合,在法治轨道上推进国家治理体系和治理能力现代化,十四届全国人大二次会议表决通过了新修订的《中华人民共和国国务院组织法》,修订过程部分如下:2023年9月,主持召开中央政治局常委会,听取审议并原则同意全国人大常委会党组关于国务院组织法修订草案有关问题的请示和汇报,为国务院组织法修改工作提供了科学指导和重要遵循。2023年10月、12月,全国人大常委会对修订草案进行两次审议,组织部署全国人大代表研读讨论,两次在中国人大网全文公布修订草案向社会征求意见,同时将修订草案印发十四届全国人大代表征求意见,采取多种方式征求各方面意见。2024年3月6日,全国政协十四届二次会议上,人民政协各党派、各团体、各族各界各方面人士围绕国务院组织法的修订,认真履行职责使命,建管用之言、献务实之策。2024年2月,根据人大常委会会议的审议意见、代表研读讨论中提出的意见和各方面的意见,进一步对修订草案作了修改完善。2024年3月11日,十四届全国人大二次会议表决通过了新修订的《中华人民共和国国务院组织法》。结合材料,运用《政治与法治》的相关知识,分析《中华人民共和国国务院组织法》的修订过程所彰显的中国特色社会主义民主政治的优势。(12分)第6页共6页

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