18.(17分)设数列@,的前n项和为S.,者S,一2,且对任意的n∈N.均有5.一一言+14居霜数且k∈N°)成立,则称(a.为“Ⅱ(k)数列(1)设(a.)为“Ⅱ(1)数列①求(a.}的通项公式:②若b.=a,数列(b.)的前n项和为T.正明:lT.1≥2。(2)是否存在{a.1既是“Ⅱ(k)数列”,又是“Ⅱ(k十2)数列?著存在,求出符食最件的(“,》的通项公式及对应的k的值,若不存在,请说明理由。19.(17分)甲、乙两人玩个纸牌游戏,先准备好写有数字1,2,·,的纸牌各一张,由甲先随机抽取一张纸牌,记纸牌上的数字为α,随后将纸牌放回(后面每次抽牌记录数字后都需将纸牌放回),接下来甲有2种选择:①再抽取一次纸牌,记纸牌上的数字为b,若a十b>N,则乙赢,游戏结束,否则,甲结束轴牌,换由乙抽牌一次:②直接结束抽牌,记b=0,换由乙抽牌一次.记乙抽到的纸牌上的数字为c,孝口+b十c≤N,则乙赢,否则甲赢.游戏结束,(1)若甲只抽牌1次,求甲赢的概率,(2)若甲抽牌2次,求甲胤的概率,(3)当甲抽取的策、张纸牌上的数字满足什么条件时,甲选择②赢得游戏的概率更大?(结果用含N的式子表示)参考公式:若数列(a,的通项公式为a,=n3,则(a,的前n项和S,一nm+12m+少6【高三数学第4页(共4页)川
已知E秘密★启用前到大A.数学(四)试卷、选挡要求的批注意事项:格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.X2回答选择题时,选出每小题答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑.如需改动,用橡皮擦干净后,再选涂其他答案标号,回答非选择题时,将答案写在答题卡上,写在本试卷上A.无效3.考试结束后,将本试卷和答题卡一并交回.C.D.一、选择题:本题共8小题,每小题5分,共40分.在每小题给出的四个选项中,只有一项是符合题10.自要求的P1.如图所示,集合A,B,C是全集U的三个真子集,则图中阴影部分表示的集合是A.(A∩B)∩CCBB.(A∩B)UCC.(A∩B)∩(CC)D.(A∩B)U(CC)2.在复面内,0为坐标原点,复数2-i,-1十3i对应的向量分别是O应,O示,则M对应的复数为A.-3+4iB.1-2iC.3-4iD.1+2i3.已知角a的始边为x轴的非负半轴,顶点为坐标原点,终边经过点A(-3,1),则sin2a=A-昌U收号cD.4.已知圆M:x2+y2-2x=0与圆N:x2+(y-2)2十n-4=0相交于A,B两点,若线段AB的中点为M,则n=A.-1B.-2C.-3D.-45.近年来,人们愈加重视家用冰箱使用的氟化物释放对大气臭氧层的损害.科学研究指出,臭氧含三、量y与时间t(单位:年)的关系为y=yoe:,其中y是臭氧的初始含量,k是与氟化物排放相关12.的常数.经过测算,如果不对氟化物的使用和释放进行控制,经过280年臭氧含量将减少到初始13含量的一半,则臭氧含量只剩下初始含量的l0%大约需要经过的年数为(参考数据:l2≈0.7,1n5≈1.6)14A.504VB.700C.820D.9206.在三棱锥P-ABC中,面PAB⊥面ABC,△PAB是边长为2√3的等边三角形,△ABC是直角三角形,且AC=BC,则PA与BC所成角的余弦值为ABcn号7.函数f(x)的定义域为R,且f(0)=1,若f(x十y十1)-f(x)>f(y),则下列结论正确的是A.f(9)>f(11)>f(10)C.f(10)>11B.f(10)>f11)>f(9)D.f(-10)
订分雅研摩赛刀特点的实验中,格木块放在水长木板上,长木板街定在所尔。用力水方向拉木块拉力从0开始逐渐增大,分别用力传感器采集木获所受到的革擦力,并用计算机绘制出摩擦力P随粒力F变化的图像,如区所远。已知不更和木板的质量均为m=1.6k名取10m。求(1)图乙中“?”处的力应为N;(2)木块与长木板间的动摩擦因数u;3)理在年除木板锁定,木块放在木板的适当位置,用-个水恒力P=32N作用在木板上,木块和木板由静止开始分别做匀加速直线运动,=0.25后撤掉拉力,已知长木板与地面的动摩擦因数山,=0,3,木块始终未脱离木板,则木板的最小长度。公F/N3.2传感器甲FIN乙o的
高二物理试题考生注意:1.本试卷分选择题和非选择题两部分。满分100分,考试时间90分钟。2.答题前,考生务必用直径0.5毫米黑色墨水签字笔将密封线内项目填写清楚。3.考生作答时,请将答案答在答题卡上。选择题每小题选出答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑;非选择题请用直径0.5毫米黑色墨水签字笔在答题卡上各题的答题区域内作答,超出答题区域书写的答案无效,在试题卷、草稿纸上作答无效。4.本卷命题范围:人教版选择性必修第一册第二章至第三章。一、选择题(本题共12小题,共40分.在每小题给出的四个选项中,第1~8题只有一项符合题目要求,每小题3分,第9~12题有多项符合题目要求,全部选对的得4分,选对但不全的得2分,有选错的得0分)1.关于简谐运动的回复力,下列说法正确的是A简谐运动的回复力一定是合力B.做简谐运动的物体,每次经过衡位置合力一定为零C.做简谐运动的物体的回复力方向与偏离衡位置的位移方向总是相反D.简谐运动的回复力公式F=一kx中,k是弹簧的劲度系数,x是弹簧的长度2.一列横波沿绳子向右传播,某时刻绳子形成如图所示的形状,对此时绳子上A、B、C、D、E、F六个质点说法正确的是A质点B向右运动B.质点D和质点F的速度方向相同C.质点A和质点C的速度方向相同D.从此时算起,质点B比质点C先回到衡位置3.在水槽中放置两块挡板,中间留一个狭缝,观察到水波通过狭缝后的传播现象如图所示.现适当减小狭缝宽度,下列说法正确的是A水波波长变长B.水波振幅变大C.水波波速变小D.衍射现象更明显
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2024年高三教学测试历史参考答案(2024.12)一、选择题I(本大题共10小题,每小题2分,共20分)23456789100AcBBDACDC二、选择题Ⅱ(本大题共9小题,每小题3分,共27分)111213141516171819DCDBBcDcA三、非选择题(本大题共4小题,其中第20题20分,第21题8分,第22题13分,第23题12分,共53分)20.(20分)(1)特点:有固定的时间和场所;组织人为年长贤能者;参与者为宗族成员;仪式隆重且丰富;内容为宣讲圣谕、评定善恶;有较强的约束力。(任答5点得5分)说明:通过乡约推行基层教化,有利于基层民众的自我管理,可弥补地方官府统治的不足。(2分)(2)不同之处:(性质方面)政治色彩浓厚;(程序方面)一定程度上受西方影响。(4分)原因:1912年,中华民国初建,祭祀黄帝可以体现政权的合法性;20世纪30年代,中日民族矛盾逐渐上升为主要矛盾,祭祀黄帝有利于团结抗日。(4分)(3)▲:香港。(1分)标志性意义:中国对香港恢复行使主权,中华人民共和国香港特别行政区正式成立。(2分)论题:仪式凝聚社会(仪式强化认同、仪式彰显力量等亦可)。(2分)21.(8分)人物形象:汉谟拉比被塑造为正义之神在人间的化身(“受命于神的统治者”和“正义与法治的倡导者”,每个角度各1分)。(2分)分析:这一形象塑造有一定依据(1分),汉漠拉比颁布了较为完整的成文法典,一定程度上有利于维护正义、调节社会纷争(2分);但这种塑造更多是基于政治统治的需要(1分),其目的是为了宣扬君权神授,炫耀国王的功德,维护其君主专制统治(2分)。22.(13分)(1)第一阶段:①②。古罗马继承并发展古希腊文化,大量翻译希腊文献。(2分)第二阶段:③④。罗马帝国后期至中世纪前期,罗马教廷成为翻译的重要推动力量,基督教信仰成为西欧普遍的文化符号。(2分)第三阶段:⑤。中世纪后期,一批以阿拉伯文保存的古希腊文献被转译为拉丁文,古希腊罗马文化在西欧得以传承。(2分)第四阶段:⑥⑦。文艺复兴时期,人文主义者以学和恢复古希腊罗马文化为号召,大量翻译古希腊时期著作。(2分)(2)印刷技术:德国人谷登堡发明的金属活字印刷术。(1分)意义:推动宗教改革,进一步打破了罗马教廷权威,有利于解放人们的思想;有利于创立统一的德意志民族语言,推动德国民族国家的形成;有利于推动文化的大众化,促进德国文化教育事业发展。(任答2点得4分)高三教学测试历史参考答案第1页(共2页)
A 6.A.Geography.B.Science.C.Art.提分句仿写1.When it comes to computers,Mike is an expert听C 7.A.Visit Switzerland.B.Visit her uncle.C.Call her uncle.2.The school calls on students to exercise at leastone hour each day.选B 8.A.On the table.B.On the chair.3.The students have trouble solving this mathproblem.答C.In his schoolbag.C 9.A.She worried about a test.4.After reading the story,I had a better understanding案B.She missed a music show.of happinessC.Her guitar was broken.5.There is no doubt that you need to work hard toB10.A.In a bank.B.In a classroom.make your dream come true.C.In a restaurant.自我展示One possible version:1.W:Do you remember your first day of school,Bill?I learned to be kind in my middle schoolM:Yes.I sang an English song in front of the class andMemories are like shining stars.Lookinggot a lot of cheers.back on the past three years,I still remember an听Q:What did Bill do on his first day of school?experience that had a great influence on me.力2.M:That boy is talking with Emma.Who is he?When I was in Grade 8,I hurt my foot whileW:He is Emma's cousin.We met at Emma's birthdayplaying basketball and had trouble walking.Myparty last month.deskmate offered me great help.He brought料Q:Who is talking with Emma?me food from the dining hall at lunchtime.He3.W:Do you remember that we enjoyed playing basketballsupported me when I had to go somewhere.Hewhen we were in senior high school?even called on other students to help me whenM:Yes.It was the best time of my life.I met trouble.There is no doubt that my life atQ:What did they enjoy doing in senior high school?school became much easier with his help.What anunforgettable memory it was!4.M:Mom,I'm thirsty.Let's stop to get something to drink.W:OK.I'll buy orange juice.I know you like it verymuchThrough this experience,I had a betterQ:What will they drink?understanding of kindness.It has inspired me听5.W:What did you cook for your friend Judy?to be a kind person.Kindness is like a ray of力M:I planned to make hamburgers,but I recalled that shesunshine that spreads warmth all around.I willdoesn't eat meat,so I made a salad instead.lend a helping hand to those in need.料Q:What did the man cook for Judy?6.M:I liked science very much when I was in primaryschool.What about you,Gina?W:I liked geography best.I learned about the world fromthe geography class.Q:Which sube idGina like best in primaryschoo承GBL7.M:Did you visit your uncle when you were in Switzerland?关泽报社W:No,I was too busy to visit him.I'm going to call him to听say sorry.EARNINGENGLISH力Q:What is the girl going to do?小报第16期8.M:Mom,I can't find my pencil box.I remember putting it料on the table after I took it out of my schoolbag.九年级陕西能力提升W:It's on the chair.I saw it just now.(Unit 14)Q:Where is the boy's pencil box?第一节:听下面10段对话,每段对话后有一个问题,读两遍。请根据每段对话的内容和后面的问题,从所给的三个选项中选出问题的正确答案。9.M:You look upset.Are you worried about the coming听1.A.He dancedtest?B.He sang a song听W:No.I'm going to give a show at the music festival,but选C.He played the guitar.my guitar is broken.A 2.A.Her cousinB.Her friend.Q:Why did the girl look upset?C.Her brother.材10.W:Now we need a student to read the passage aloud.料Who would like to read it?案C 3.A.Playing badmintonM:Ms.Brown,I would like to do that.B.Playing football.Q:Where are the speakers most probably?C.Playing basketball.C 4.A.Water.B.Coffee.C.Orange juice.B 5.A.Hamburgers.B.A salad.C.Noodles.
团GLOBAL ENGLiS团若美花报社In the tour,Morton is raising funds for theIndigenous Literacy Foundation.He says,"EveryoneEARNING ENGLISHdeserves to have access to a good education-andbooks are the basic cornerstone of that."If he keeps报纸课件up his present pace,Morton will have no difficulty新课程breaking the record.But he is likely to face more高二江苏(N)challenges.第27期A版为保证呈现效果,请使用WPS版本打开课件:课件页面宽高比为169,请尽量选用宽高比一致的电脑播放。A2READING COMPREHENSION翻译:Richardson的旅程是一场长途自行车运动的一部分,这场运动被称为“the Overlanders”,这一运动在世纪之交B 1.Who is Lachlan Morton according to the text?很流行。A.A holidaymaker cycling around Australia.分析:这是一个主从复合句。主句为Richardson's journeyB.A professional cyclist attempting a record.was part of a movement of long-distance cveling known asC.The organizer of“the Overlanders”“the Overlanders”"。which引导的非限制性定语从句补充说movement.明先行项“the Overlanders”。D.The current record holder for cyclingHe returned 245 days later.Richardson's journeyaround Australia.was part of a movement of long-distance cyclingknown as "the Overlanders",which was popular atthe turn of the century.1In the 125 years since,dozens of Australianshave attempted to ride around Australia.TheA2.What was the impact of the documentarycurrent record stands at 37 days,20 hours and 45Thereabouts?minutes,set by Queenslander David Alley in 2011.A.It aroused global interest in documentedHowever,almost two weeks into his own adventure,cycling journeys.Morton is on track to break that record.B.It encouraged people around the world toMorton was a promising road cyclist in his earlyrecord their travels.career and rode for several years on the World Tour,C.It inspired a trend of documentaries focusingwinning the Tour of Utah and contesting the Vueltaon personal stories.a Espafa and Giro d'Italia.However,the AustralianD.It inspired a series of road cycling competitionshas always had an adventurous spirit.around the world.In 2014,Morton and his brother AngusA 3.How does Morton describe his switch from racing torode from Port Macquarie to Uluru-along-distance cycling?2,500km ride-and turned the journey into aA.It is more challenging but enjoyable.documentary,Thereabouts.It was a hit withinB.It is less physically demanding than racingthe cycling world,and led to similarC.It is a less mentally challenging experienceD.It is more about teamwork than individual effort.documented rides around the world.C4.What is Morton's primary goal during the cycling tour?A.To promote the popularity of road cycling.B.To explore various cycling routes globally.C.To collect funds for a charitable organization.D.To set a new world record for cycling distance."It's wildly different,"Morton says of his switch分析:这是一个简单句。in contrast to a charmlessfrom racing to these long-distance tours."This ischain bookstore in a commercial malli为介词短语作such an individual and mental thing.The physical状语。with its standardized layout and mass-demands are far greater.You have to be able to pushproduced offerings为介词短语作定语,修饰前yourself when things are less than ideal-whereas in面的a charmless chain bookstore。that feels warm and comfortable.This bookshop seemsa professional environment,everything is set up toreal and personal,in contrast to a charmless chainbe quite ideal.”“You're sharing the road withbookstore in a commercial mall,with its standardizedsomeone who might be going to work or already atlayout and mass-produced offerings.2 My colleagueswork.The real world is going on around you.I think翻译:与商业购物中心里标准化的布局和批量生产I prefer this kind of thing,"he says.的没有魅力的连锁书店相比,这家书店显得真实而个性化。1
7.知识结构化是有效的学策略。下列图示错误的是…+大气中工业生产电子的汽车尾气水由氨元素和氧元素组成原子原子杨质子动物—植物化石中子金刚石厦化很氛气在纯氧水的电解实验动植物的遗体和排泄物燃料化合物氧化物中燃烧的实验单质C自然界中碳循环D.原子的结构物质分类.验证水的组成我国向世界宣布2030年前实现碳达峰,2060年前实现碳中和。二氧化碳的资源化利用是指将二A.阅读材料,回答89小题氧化碳转化为有价值的产品或材料的过程,以减少其对环境的负面影响并实现其经济价值。为了实现碳的资源化利用,我国科学家用纳米镍粒子作催化剂将二氧化碳合成甲烷,反应的微观过程如图所示。碳中和的是………8.下列做法有利于实现“碳达峰,B.大力发展燃煤发电A.露天焚烧农作物秸秆D.工业废气高空排放C.加快C02资源化利用研究【J9。下列有关将二氧化碳合成甲烷反应的说法,正确的是0氢原子A.反应后氧原子个数增多0●0催化剂○氧原子B.反应前后分子的数目不变00C.参加反应的C02和H2的质量比为11:2加热OOOO碳原D.反应前后纳米镍粒子催化剂”的质量减少10.分析推理是化学学中常用的思维方法。下列分析推理正确的是A.点燃H2、O2的混合气体可能发生爆炸,则点燃C0、O2的混合气体也可能发生爆炸B.某物质在氧气中燃烧生成二氧化碳和水,则该物质一定含有碳元素、氢元素和氧元素C.氯化氢由分子构成,则氯化钠也由分子构成D.由同种分子构成的物质是纯净物,则纯净物一定由同种分子构成11.如图是某兴趣小组设计的四个实验装置示意图,其中能够达到实验目的是…【稀二氧化碳紫色石lg MnO,1g Fe,OCO出氧化铜蕊试液粉CO,酸混合气体大为紫色5mL3%5mL6%H,0,溶液H,0,溶液溶液变红丙A.甲实验验证质量守恒定律B.乙实验证明碳酸受热易分解C.丙实验探究不同催化剂的催化效果D.丁实验除去CO中的CO2气体12.如图1,密闭容器内点燃两只高、低不同的蜡烛,观察到高处蜡烛比低处蜡烛先熄灭。利用数字传感器测定实验中高(a)、低(b)处氧气浓度的变化情况,实验结果如图2。下列说法错误的是.。A.蜡烛燃烧会产生三层火焰21B.高处蜡烛先熄灭是因为其周围氧气先被耗尽低处C.蜡烛熄灭还可能与二氧化碳浓度升高有关17蜡烛熄灭一段时间后,最终a、b两处氧气的浓度相同15D.二、非选择题(本大题包括5小题,共28分。)图1高处时13.(5分)某校我与化学学小组开展“基于特定需求设计和制作简易供氧器”的实践活动。【活动一】制氧机制氧原理(1)“沸石分子筛”制氧机:以空气为原料,空气经过分子筛时氮气被吸附,氧气通过,从而获得不同浓度的富氧空气。图1为该制氧过程的示意图。九年级化学·第2页共4页女
无为市2024一2025学年第一学期九年级教学评价(二)化学(试题卷)注意事项:1.化学试卷共两大题17小题,满分40分。化学与物理的考试时间共120分钟。2.试卷包括“试题卷”和“答题卷”两部分,“试题卷”共4页,“答题卷”共2页。3.请务必在“答题卷”上答题,在“试题卷”上答题是无效的。4、考试结束后,请将“试题卷”和“答题卷”一并交回。可能用到的相对原子质量:H一1C-12N-14O-16Ca-40一、选择题(本大题包括12小题,每小题1分,共12分。每小题的4个选项中只有一个符合题意)1.“古代百科全书”《齐民要术》是世界上最早记录食品酿造的典籍。下列关于酿酒过程涨私为之化的是A.选料捣碎B.入窖酿酒C.过滤清液D.酒水蒸馏2.我国2024年六五环境日主题是“全面推进美丽中国建设”,下列做法与该主题不相符的是(A.分类回收生活垃圾B.经常使用一次性筷子C.使用共享单车出行D.工业废水处理后排前3.下列实验基本操作正确的是50-A.加热液体B.点燃酒精灯C.量取液体读数D.倾倒液体阅读下列材料,完成4~5小题。假期里小明观看了打铁花表演。打铁花是一种民间传统焰火,属于国家级非物质文化遗产,表演者用木棒将千余度高温的铁水击打到空中,形成十几米高的铁花,场面相当壮观。4.小明看完打铁花表演后联想到铁丝在空气中很难燃烧,但是“打铁花”却可让铁水在空气中燃伐由此可以得出影响铁燃烧的主要因素是A.铁与空气的接触面积B.抛洒的高度C.铁的温度D,抛洒的速度5.铁在元素周期表中的部分信息如图所示,下列说法正确的是A.铁原子核外有26个电子B.铁原子的质量为55.8426FeC.符号“3Fe”表示3个铁元素必D.铁是地壳中含量最多的金属元素55.846.茶是中国传统文化中的重要组成部分,茶叶中含有咖啡碱(C⑧H。NO2),具有提高人体机能和强心、利尿等功能。下列关于咖啡碱的说法正确的是A.咖啡碱中含有氧分子B.咖啡碱中氢元素的质量分数最小C.咖啡碱由24个原子构成D.咖啡碱中碳、氮两种元素的质量比是2:17.科学家发现在30亿帕压强下,水分子以一种特殊的方式形成晶体,这就是“7号冰”,一旦形成,这种冰的结晶速度非常快,可以冻住整个大海。下列说法正确的是(A.水结成“7号冰”时水分子体积变大B.“7号冰”中水分子不再运动C.“7号冰”与冰的化学性质相同D.“?号冰”是由原子直接构成的九年级化学试题卷第1页(共4页)

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