三步一体高效训练灯卷行天下·化学周测卷九铁及其化合物铁合金(40分钟100分)铁及其化合物的性质是高考频考点,在高考中常以选择题和填园微信扫码高考对接点空题的形式考查▣▣命题知识疑难点含铁化合物的实验探究视点司日常生活情境生产环保情境实验探究情境知识点视频命题情境点复资料包1、2题7、12、15题11、14题可能用到的相对原子质量:H1C12N14O16Na23S32C135.5Fe56第I卷(选择题共48分)题序123456789101112答案CBDAADDDDB一、选择题(本题包括12小题,每小题4分,共48分。每小题只有一个选项符合题意)1.古文曾有记载制造青瓦“(窑)泥周寒其孔,浇水转釉”,红瓦转化为青瓦过程中,下列说法正确的是A.红瓦的主要成分为FeOB.红瓦的主要成分为A12OC.青瓦的主要成分为FeOD.青瓦的主要成分为Fe2Os解析:红瓦的主要成分为氧化铁,青瓦的主要成分为氧化亚铁,成分不同是由不同的烧制工艺所造成的,红瓦是自然冷却,而青瓦是浇水冷却,C项正确。答案:C2.第五套人民币在票面文字、号码等处所采用的磁性油墨中含有一种金属氧化物,它在磁码识别器上有磁性信号反应,借此可辨别真伪。该金属氧化物是A.FeOB.CuOC.Fe:OD.Al2 O解析:根据信息可知该氧化物具有磁性,具有磁性的氧化物是四氧化三铁,C项正确。答案:C3.下列变化过程没有涉及氧化还原反应的是A.还原Fe粉用作食品脱氧剂B.只要功夫深,铁杵磨成针C.FeSO:补血剂与维生素C配合使用效果更佳D.Fe(OH)2白色沉淀在空气中放置变质解析:还原Fe粉用作食品脱氧剂,Fe元素的化合价发生变化,涉及氧化还原反应,A项错误;只要功夫深,铁杵磨成针,只是形状发生变化,属于物理变化,不涉及氧化还原反应,B项正确;FSO,补血剂与维生素C配合服用效果更佳,维生素C能防止二价铁被氧化,涉及氧化还原反应,C项错误;F(OH)2白色沉淀在空气中放置,氢氧化亚铁转化为氢氧化铁,属于氧化还原反应,D项错误。答案:B4.下列变化不能通过一步反应实现的是A.Na2CO3→NaOHB.Cu->CuCl2C.Fe->FesOD.Fe2O3→Fe(OH)34023新教材·ZC·化学一R-一必修第一册-QGB·N
2022一2023学年高考前适应性训练考试高三生物注意事项:1.本试卷共100分,考试时间75分钟。2.请将各题答案填在答题卡上。一、选择题:本题共13小题,每小题2分,共26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.下列有关生物膜的叙述错误的是A.叶绿体的类囊体薄膜上存在催化ATP合成的酶B.线粒体内膜具有催化丙酮酸氧化分解的酶C、细胞质的流动有利于囊泡在细胞中运输货物D.胰岛素的加工分泌过程说明生物膜在结构和功能上具有一定的连续性2、下列有关物质跨膜运输的叙述正确的是A.消耗能量的运输方式一定是主动运输B.性激素进入靶细胞的过程属于主动运输C.神经细胞受到刺激时产生的Na+内流属于被动运输D.细胞内囊泡运输体现了生物膜的选择透过性3.下列有关实验的说法正确的是A,鉴定可溶性还原糖时,要加入斐林试剂(甲液和乙液等量混合均匀再加人)B.碱性染料甲紫染液能使染色体染成深色,染色质丝不被染色C.为尽快观察到质壁分离现象,应在盖玻片四周均匀滴加蔗糖溶液D.若菜叶剪碎不够充分,则提取的色素种类将减少4.科学家用被2P标记的磷酸盐溶液浸泡蚕豆(2N)幼苗,追踪蚕豆根尖细胞分裂情况,得到蚕豆根尖分生区细胞连续分裂数据如图所示,下列说法不正确的是A BC DEF0219.321.338.640.6时间()A.蚕豆根尖细胞的细胞周期为19.3hB.BC段带32P标记的染色体最多有2N条C.用32P的磷酸盐作为标记物,主要是标记蚕豆幼苗细胞中的DNAD.BC段和DE段的细胞都经历了因着丝粒分裂而使染色体数加倍的过程5,下列有关植物激素的说法正确的是A.生长素可以调节植物体内某些基因的表达从而影响植物生长B。基因突变导致脱落酸受体与脱落酸亲和力降低时,种子休眠时间比野生型延长C.在促进芽、茎两种器官生长时,茎是对生长素更敏感的器官D.喷施赤霉素后,矮生突变体长高,该突变体矮生原因可能是赤霉素受体合成受阻6。由欧洲传人北美的耧斗莱已进化出数十个物种,分布于低海拔潮湿地区的甲物种和高海拔干燥地区的乙物种的花结构和开花期均有显著差异。下列叙述正确的是高三生物第1页共8页
A.1.6gNH2离子所含质子数为NaB.常温常压下,200g8.5%的H2O2溶液中含氧原子数为NAC.7.8gNa2O2晶体中所含离子总数为0.4NAD.在反应KIO3+6HI=KI+3I2+3H20中,每生成3molI2转移的电子数为5NA10.常温下,已知H,PO3溶液中含磷物种的浓度之和为0.lmol·L,加入固体NaOH调节溶液中的pOH,溶液中各含磷物种的pc-pOH关系如图所示。图中pc表示各含磷物种的浓度负对数(pc=-lgc),pOH表示OH~的浓度负对数p0H=-1gc(OH):x、y、z三点的坐标:x(7.3,1.3),y(10.0,3.6),z(12.6,1.3)。下列说法正确的是。0①A.曲线①表示pc(H,PO3)随pOH的变化5②B.pH=4的溶液中:cH2PO3)=0.1mol·L-2c(HPO子)pe 10OHC.HPO3的结构简式为是三元弱酸15③OPOH20D.H,PO,+HPO=2H,PO的衡常数K的数量级为1002468101214pOH11.一定条件下存在反应:CO(g)+H2O(g)己C02(g)+H2(g),其正反应放热。现有三个相同的2L恒容绝热(与外界没有热量交换)密闭容器I、1、Il,在I中充入1molC0和1molH20,在II中充入1molC02和1molH2,在III中充入2molC0和2molH20,700℃条件下开始反应。达到衡时,下列说法正确的是A,两容器中正反应速率:I
8.下列说法正确的是A.Na20和Na202中阴阳离子个数比不相等B.焰色试验火焰呈黄色的肯定是钠盐C.相同条件下,在水中溶解度:Na2CO3 塑料得到的产物如下表:产物氢气甲烷乙烯丙烯苯甲苯碳质量分数(%)1224121620106含聚丙烯废塑料A加强热冷水溴水I.试管A中残余物有多种用途,如利用下列转化制得高聚物聚乙炔。③A中残余物CaO/高温电石(CaC2)乙炔→聚乙炔H,0写出反应①③的化学方程式:① 答案:(1)SO3+2OH--SO+H2O(1分)(2)①酸性(1分);CaO(或其他合理答案)(1分);NaHSO3(1分)②ab(2分);SO2+2Fe3++2H2O=SO+2Fe2++4H+(2分)③SO2+2H2S=3SV+2H2O(2分)(3)b(1分)(4)SO2十H2O2一H2SO4(或其他合理答案)(2分) (1)蓝细菌能完成光合作用过程是因为其细胞内含有;与荷叶叶肉细胞相比,蓝细菌在结构上最显著的特点是与湖中草鱼细胞相比,荷叶叶肉细胞特有的细胞器是,分离细胞器的常用方法是(2)乙图含有少量DNA的细胞器有(填数字标号)。[10]的形成与乙图中的[]有关。乙图中(填数字标号)等的膜结构共同构成细胞的生物膜系统。(3)丙图中过程I发生的场所是乙图中的(填数字标号)。2,4-二硝基苯酚(DNP)对乙图中过程Ⅱ的氧化过程没有影响,但却使该过程释放的能量全部以热能的形式散失,由此可知DNP使分布在(填具体部位)的酶无法催化ATP的合成。20.(13分)生物体内的生化反应几乎都离不开酶的催化作用,酶在提高反应速率的同时需要温和的作用条件。某生物兴趣小组进行了以下有关酶的探究实验。请回答有关问题:实验一:探究温度对酶活性的影响,并将探究结果绘制成图甲:实验二:探究pH对酶活性的影响,并将探究结果绘制成图乙。(1)细胞中每时每刻都进行着许多化学反应,几乎都需要由酶催化,请给酶下一个完整的定义:;这些反应之所以能有序进行与01,645温度/℃图甲图乙和有关。(2)现有H2O2、淀粉两种底物,H2O2酶与唾液淀粉酶两种酶制剂,碘液与斐林试剂两种检测试剂,实验一应选择的检测试剂是,实验二应选择的酶是(3)实验一中设置若干酶促反应实验组,当酶浓度及其他实验条件一定时,该酶的催化效率与温度的关系如图甲所示,则4上升到、下降至3这两个温度变化过程中,该酶活性的变化(填“一样”或“不一样”),原因是21.(14分)酵母菌是兼性厌氧型生物,与人类的生活息息相关。某兴趣小组利用葡萄糖溶液培养酵母菌,并探究酵母菌的细胞呼吸方式,实验装置如图1所示,回答下列问题:红色液滴红色液滴产生酒精或C0,的量/mol细刻度管细刻度管3.53产生CO,的量小玻璃管清水小玻璃管2.5溶液21.5含有酵母菌的含有酵母闲的090,0葡萄糖培养液葡萄糖培养液0.5产生酒精的量0装置1装置20d0,浓度/%图1图2(1)装置1中NaOH溶液的作用是装置1测量的是,装置2测量的是(2)实验过程中不考虑温度和其他微生物对实验结果的影响。若装置1中的液滴左移,装置2中的液滴不移动,则培养液中酵母菌呼吸作用的反应式为:;若装置1中的液滴左移,装置2中的液滴右移,说明培养液中酵母菌的呼吸方式为(3)向酵母菌的培养液通人不同浓度的O2时,产生的酒精和CO2的量如图2所示。当氧浓度为a时,酵母菌细胞只进行;当氧浓度为d时,酵母菌细胞只进行;当氧浓度为c时,酵母菌消耗的葡萄糖中用于无氧呼吸的占22.(12分)小麦、玉米是我国的主要粮食作物,下图1是小麦、玉米叶片光合作用固定CO2的相关过程,其中有一种CO2浓缩机制,PEPC(酶)与CO2的亲和力比Rubisco(酶)高60多倍。请回答下列问题:【高二年级期末联考·生物第5页(共6页)】232824D 高三化学考试参考答案1.A【解析】本题主要考查物质的组成,侧重考查学生对基础知识的认知能力。陶瓷是无机非金属材料,B项错误;石英玻璃的主要成分是二氧化硅,C项错误;酚醛树脂为有机物,D项错误。2.C【解析】本题主要考查对离子方程式书写正误的判断,侧重考查学生分析和解决问题的能力。在稀硝酸中,不存在铜单质,C项错误。3.B【解析】本题主要考查阿伏加德罗常数的知识,侧重考查学生分析和解决问题的能力。1mol[Cr(NH)(HO)2]3+中含有的配位键数为6NA,A项错误;n(Cr)=2mol,1个铬晶胞含2个铬原子,2 mol Cr最多能切割成1mol品胞,B项正确:双氧水在氧化还原反应中有三种情况(只作氧化剂,只作还原剂,既作氧化剂又作还原剂),C项错误;四羟基合铝酸钠能发生水解反应,D项错误。4,B【解析】本题主要考查元素周期律相关知识,侧重考查学生分析和解决问题的能力。由已知可以推出:X为H,Y为C,Z为O,R为Na。简单离子半径:O->Na,A项错误:NaO2含离子键和共价键,C项错误:工业上电解熔融的NaCI制备Na,D项错误。5.B【解析】本题主要考查中国传统文化中金属的冶炼,侧重考查学生对基础知识的认知能力。热还原法不能用于炼铝,B项错误。6.C【解析】本题主要考查有机物的性质,侧重考查学生对基础知识的理解能力。该反应的原子利用率为100%,A项正确:1个甲分子中含2个酯基,水解生成HOCH2 COOH、HOCH(R)COOH,B项正确:丙中S原子也是sp杂化,C项错误:乙分子中碳氧双键具有强吸电子能力,使碳硫键的极性增强,活化了碳硫键,D项正确。7.D【解析】本题主要考查实验仪器,侧重考查学生对实验装置的应用和分析能力。MnO2和KzMO,都不升华,不能用④装置分离,D项符合题意。8.C【解析】本题主要考查染料敏化电池的相关知识,侧重考查学生分析和解决问题的能力。1在P电极上发生反应:15+2e一一3I,在TiO2光敏电极上发生反应:3I一2e一1,因此不需要补充15,C项错误。9.C【解析】本题主要考查化学反应历程,侧重考查学生对基础知识的应用能力。NiC(PCy)2是制备催化剂NL的原料,A项错误:物质1和物质A反应时,还断裂了C一N键,B项错误:1个CO2分子只断裂了1个π键,D项错误。10.D【解析】本题主要考查实验探究,侧重考查学生的实验能力。苯酚与溴能发生反应,A项错误:硝酸钡是重金属盐,蛋白质在硝酸钡溶液中发生变性,B项错误;两种盐的阳离子不同,铵根离子促进氟离子水解,故不能证明酸性强弱,应选择同浓度的NaClO溶液、NaF溶液进行实验,C项错误:碘与碘化钾反应:十I一,故12在K1溶液中的溶解度大于在四氯化碳中的溶解度,D项正确。11.D【解析】本题主要考查化学反应速率与图像,侧重考查学生分析和解决问题的能力。NO2是中间产物,其浓度先增大,后减小,曲线代表NO,A项错误;4时NO、NO2、N2O,的浓度相等,B项错误:t2时,NO浓度在减小,说明生成速率小于消耗速率,C项错误:根据氮元素守恒,时,NO完全消耗,则c(NO2)十2c(N2O)=c,D项正确。12.D【解析】本题主要考查物质的组成与性质,侧重考查学生对基础知识的应用能力。钴转化成氧化钴、四氧化三钴,发生了氧化反应,有氧化剂参与反应,但炭粒在上述转化中不可能表现氧化性,D项错误。13.D【解析】本题主要考查反应历程,侧重考查学生分析和解决问题的能力。BMoO材料上不管是生成CHOH还是C2HOH,1 mol CO2都是转移6mol电子,D项错误。【高三化学·参考答案第1页(共3页)】808C·LN· 酸的方式为主动运输,需要依赖细胞中ATP和载体蛋白,B正确;植物的表皮细胞吸收水的方式为自由扩散,不需要ATP和载体蛋白,C错误;葡萄糖进入成熟的红细胞的方式为协助扩散,依赖细胞中的载体蛋白,但不需要ATP,D错误。12.答案:B命题立意:主要考查ATP的结构和功能,意在考查学生的理解能力。试题解答点拨:本题的解题关键在于理解ATP与细胞呼吸、放能反应的联系。答案详解:线粒体合成的ATP可以转移到细胞核中发挥作用,A正确;无氧呼吸都只在第一阶段释放出少量的能量,生成少量ATP,第二阶段不生成ATP,B错误;细胞内ATP与ADP相互转化的能量供应机制,是生物界的共性,可以发生在原核细胞中,C正确;细胞的放能反应一般与ATP合成反应相联系,释放的能量储存在ATP中,D正确。13.答案:A命题立意:主要考查酶的作用机理、酶的特性,意在考查学生获取信息的能力。试题解答点拨:本题的解题关键在于理解酶的结构和功能,并结合“蛋白质”这个关键词进行解题。答案详解:TRAP是一种酶,能降低化学反应的活化能,A错误;TRAP的化学本质是蛋白质,蛋白质的合成场所在核糖体,需要三磷酸腺苷(ATP)提供能量,B正确;酶不仅能在细胞内发挥作用,当细胞外条件适宜时,也能发挥作用,C正确;抑制TRAP的活性能抑制脂肪细胞的生成,会使人的体重下降,D正确。14.答案:C命题立意:主要考查细胞呼吸的实验,意在考查学生获取信息和实验探究的能力。试题解答点拨:本题的解题关键在于理解细胞呼吸的实验过程,并能根据括号中的关键信息“不能直接利用纤维素”,分析出酵母菌细胞可以合成并分泌分解纤维素的酶。答案详解:甲瓶中的工程酵母菌不能直接利用纤维素,但该纤维素水解液可作为生产生物燃料乙醇的原料,说明该酵母菌细胞可以合成并分泌分解纤维素的酶,将纤维素分解为葡萄糖,作为细胞呼吸的底物,A正确;甲瓶中的纤维素水解液未倒满,含有部分空气,因此该工程酵母菌细胞能同时进行有氧呼吸和无氧呼吸,B正确;该工程酵母菌进行有氧呼吸和无氧呼吸都能产生CO2,因此不能根据乙瓶中溶液变黄判断酵母菌进行了无氧呼吸,C错误;甲瓶中的酵母菌细胞在后期进行无氧呼吸会产生酒精,若在实验结束时,向甲瓶中加入酸性重铬酸钾会呈现灰绿色,D正确。15.答案:D命题立意:主要考查细胞呼吸的过程,意在考查学生的理解能力。试题解答点拨:本题的解题关键在于腿部肌肉在400米比赛时都能进行有氧呼吸和无氧呼吸。答案详解:运动员在400米比赛过程中,腿部肌肉细胞既能进行有氧呼吸,也能进行无氧呼吸,A、B错误;腿部肌肉细胞在细胞呼吸过程中会产生还原型辅酶I(NADH),NADPH是还原型辅酶Ⅱ,是光合作用光反应产生的物质,C错误;该类运动员的每一个腿部肌肉细胞都要进行有氧呼吸产生CO2,D正确。16.答案:C命题立意:主要考查叶绿体色素提取和分离的实验,意在考查学生实验探究的能力。试题解答点拨:本题的解题关键在于掌握叶绿体提取和分离实验的原理、过程和结果。答案详解:在叶绿体色素分离的实验中,滤纸条上位于最上端的色素带为胡萝卜素,颜色为橙黄色,A正确;滤纸条上滤液细线画得过粗,可能会导致不同色素之间的重叠,因此在分离时可能会导致色素带出现重叠,B正确;从滤纸条上分离结果分析,最上端的色素为胡萝卜素,最下端的色素为叶绿素b,因此在层析液中的溶解度差异最大的色素是胡萝卜素和叶绿素b,C错误;若提取色素时,未加碳酸钙会破坏叶绿素a和叶绿素b的结构,因此未加碳酸钙会导致点样处最近的两条色素带颜色变浅,D正确。生物参考答案第3页(共8页) In silico clinical trials are already underway to an extent.HeartFlow Analysis,for instance,enablesclinicians to identify CAD (based on CT images of a patient's heart.The HeartFlow systemuses these images to construct a fluid dynamic model of the blood running through the coronary bloodvessels,thereby identifying abnormal conditions and their severity.Without this technology,doctorswould need to perform an invasive operation to decide whether and how to intervene.Experimenting ondigital models of individual patients can also help personalize therapy for any number of conditions andis already used in diabetes care.The philosophy behind in silico medicine is not new.The ability to create and simulate theperformance of an object under hundreds of operating conditions has been a cornerstone of engineeringfor decades,such as for designing electronic circuits,airplanes and buildings.Various obstacles remainto its widespread implementation in medical research and development.The predictive power and reliability of this technology must be confirmed,and that will requireseveral advances.Those include the generation of high quality medical databases from a large,ethnically diverse patient base that has both women and men;improvement of mathematical models toaccount for the many interacting processes in the body;and further modification of AI methods that weredeveloped mainly for computer-based speech and image recognition and need to be extended to providebiological insights.In recent years American and European regulators have approved some commercial uses ofcomputer-based diagnostics,but meeting regulatory demands requires considerable time and money.Creating demand for these computer-based diagnostic tools is challenging as well.In silico medicinemust be able to deliver cost-effective value for patients,clinicians and health care organizations toaccelerate their adoption of the technology.31.According to the text,"in silico medicine"might helpA.discover the cause of an illnessB.quicken the creation of new medicineC.recognize the symptoms of a disease earlierD.avoid including unhealthy volunteers in trials32.We can learn from the text that HeartFlow AnalysisA.works effectively in CAD treatmentB.offers personalized therapies to patientsC.reduces the chances of invasive operationsD.builds models after identifying abnormal conditions33.According to the author,further application of"in silico medicine"requiresA.money and time from the regulatorsB.replacement of old mathematical modelsC.more proof of its effectiveness and dependabilityD.progress in speech and image recognition technology34.Which of the following is the best title for the text?A.Looking to AI to End Experimental StudyB.In Silico Medicine Saved Millions of LivesC.Exploring the Future of Algorithm in MedicineD.Virtual Patients Could Revolutionize Medicine高三年级(英语)第6页(共8页) 七、园读理解(这一部分共五篇短文,A至D篇每篇短文后有五个小题,E篇后有六个小题,每小题2分,共2分)请阅读下面图文,从每小题所给的A,B,C三个选项中,选出一个最佳选项(AWeekend EventsCity Orchestra(管弦乐队)ConcertDance PartyCity Orchestra plays your holiday favorites inCome and dance The dayauy in the city square!the city theater!regret.ESaturday,December 18Saturday,December 18a better lebut realizeStarts at 12:00 p.m.Starts at 7:00 p.m.$7 for each personAlexa$25 for each persorAll money will go to charity(慈善机构)The concert will run 1 hour.ause learnArt Showry talkingComedy Nightnny,or pSee your favorite comedians in our cafe!New art show opens in the city museumSunday,December 19Sunday,December 19pened.Starts at 2:00 p.m.Starts at 9:00 p.m.Free ticketsour misPopeom and drinks will be provided.Outside food$15 for each personCome and support your local artists)39.)34.Which event will give away its ticket money?isn't allowedC.Comedy Night.Aon theilayed itB.Dance Party.)35.What time will the concert by City Orchestra finish?A.Art Show.C.At 8:00 p.m.and heB.At 7:00 p.m.WhA.At 2:00 p.m.)36.What can you do if you go to Comedy Night?BTry at theA.Take some food with you.B.Meet some famous musicians.C.Help yourself to some popcorn and drinks.In then hand!"C.In a square.and then)37.Where will Art Show be held?months.A.In a cafe.ds.Then,)38.Where is the material probably from?B.A school notice.C.A storybook.A.A newspaper.请阅读下面短文,从每小题所给的A、B、C三个选项中,选出一个最佳选项。(B)soccer ify heart,IEveryone is afraid of making a mistake in their life.How do you feel when youmake a mistake?No one likes making mistakes It often makes you feel unhappy andyly matterslI have toeven sad.However,that feeling you get after making a mistake is your brain adjusting(and learning to help you succeed in the future.You can't learn how to ride abike without falling make friends without sometimes saying things you regretGetting things wrong helps us adjust ourselves so we do things differently.ationMistakes are part of learning.Accepting and learning from our mistakes gives usthe courage tory harder next time.Psychologists (experts in thoughts and feelings)atthe Michigan State University in the US cal"Agrowth mindsetmeans you see failure as something you can lea from,instead of something you【(三0出【山西省2022~a023学年度九年级阶段评估(9,英语第4贡(共8页】【R-PGZX E SHX(三)】SX三】ow,The school rule.the emperor felame very popular durin【山西省2022~202It's said that the pu学年度九年级阶段评估C)·英语第2页(失8页】【R一PGZX E SHX(三】【山西省2022~202%学年度九4 25.What did his doctors expect Roosevelt to/become after college graduation?B.A boxing player.B.A.An explorer.D.A politician.C.An office clerk.How is the text mainy developed?A.By following time order.B.By listing obvious reasons.C.By giving some examples.D.By making necessary comparisons.27.Which of the following can best describe Roosevelt?C.Considerate.D.Ambitious.A.Humorous.B.Generous.⊙Talking to your children about the misinformation they may find online is a great idea.Children don't always have the judgment or eritical thinking skills totest what they read orwatch,but they'll develop these abilities quickly if you help them figure out how to separatefact from fiction.We're here to help you do just that!Don't wait for your kids to approach you with questions-instead,take a few minutes to6sit down with them.Let them know that there's a lot of content out there on the Internet,and1not all of it is true.With everything going on in the world,remind your kids that they mightbe seeing a lot of confusing,false information going around on social media and other parts ofIt's a good idea to turn news reports and TV shows into teachable moments.Look forthe web.small opportunities to start helpful conversations about misinformation with your kids.Take aTV show or newspaper article and transform it into a helpful,easy way to understand whatmisinformation is,and how to avoid it.Misinformation can be really upsetting and stressful for your kids to think about.Letthem know that you're always available to listen and answer their questions if they're feelingconfused.Reassure your kids that there are no stupid questions,and that you're always will-ing to explain something for them.Teach your kids a few tricks to fact-check misinformation online.Remind your kids to beon the lookout for strange-looking websites,like those ending with "co".Tell them to readthrough the headline.If it has a lot of mistakes,or if it's written in all capital letters,there'sa good chance that it might be misinformation.Additionally,introduce your kids to officialwebsites,which are quick and easy ways to fact-check information.子w防m时re6 mtion?A.There is no information holding true onlineB.There is no one else willing to teach the children.C.Children lack the ability to judge the information.D.Children can't develop the judgement on their own.【高三英语第5页(共10页)】·23-288C· after he left,she opened her eyes.43adid he had been there.There46.A.beyondB.abroadC.nearbyD.indoorswas 44 on staff at the hospital in the small town who 45 sign language.Her47.A.angryB.fortunateC.lonelyD.wellhusband had ssdand her daughter didn't live i heets ony her48.A.talkB.lookC.smileD.breatheson 46 to talk to her.49.A.orB.butC.soD.howeverIt absolutely broke my heart to think of her waking up and feling4 and50.A.speakingB.wavingC.shakingD.signingunable toI was so nervous,49 took a deep breath and went over to her51.A.husbandB.sonC.doctorD.daughterand just started 50.I told her that her51 had been there and I learned all52.A.offB.onC.awayD.upabout their family.Her face totally lit 52She smiled and my heart about burst!53.A.askB.helpC.writeD.tellThe nurses came in and had me 53 her a bunch of things.I remember just54.A.understoodB.visitedC.comfortedD.treatedasking her if she needed a bedpan (and a huge relief that came over her.She55.A.treatmentsB.alternativesC.storiesD.meanscouldn't even ask for a bedpan!No one 54 her!56.A.encourageB.tendC.visitD.findAnyway,for the next maybe an hour and a half,I just told her whatever5557.A.happilyB.slowlyC.hardlyD.carefullyI could think of,stuff about traveling,classes,etc.I came back to 56 her the58.A.handsB.bodyC.faceD.feetnext day too,but then I had to go home (this was out of state).When I left,I kissed59.A.gratefulB.hopefulC.peacefulD.usefulher head and she 57 (from the stroke)managed to get her 58 into an I-love-60.A.rewardB.reactC.recallD.regretyou sign.第二节(共10小题;每小题1.5分,满分15分)I have never felt so 59 in my whole life.This was 20 years ago and it still阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。makes me cry to 60Artificial intelligence devices are now being widely adopted by families.Think41.A.signB.roomC.storyD.diseaseChinese chess robot on the desk,handwriting erased 61 (repeated)for exam42.A.get upB.pick upC.show upD.wake uprevision,and automatic painting 62 (base)on several key words.TechnologiesD.Above alllike playing chess,identifying faces and 63 (document),and rendering for 3D43.A.Of courseB.In shortC.To concludeB.anybodyC.nobodyD.everybodyworlds are normally used in business and academic fields.They often involve44.A.somebodyB.taughtC.heardD.knewcomplicated calculations and come 64 high costs.But now AI is more 6545.A.liked英语试题(十)第13页(共16页)英语试题(十)第14页(共16页) 第32期B1版Keys:(One possibleversion客观题除外)课本链接1.Australia2.eight months3.sleep4.cut down阅读策略1-5 FTTFF第32期B2版Keys:(One possibleversion)知识“串联”For Section A【英汉互译】1.用两条腿走路2南非3.一只聪明的树袋熊4.一头有趣的狮子5.某人的新宠物6.all day7.one's favorite animal8.kind of9.a cute panda10.be from11.让我们先看12.你为什么不【跟踪练】1-5 CEGFAVFor Section B【英汉互译】1.拯救动物2.…之3.处于极大的险之中4.砍倒5由…制成6.为了…杀死…7.a symbol of8.four friendly elephants9.walk for a long time10.places with food and water11.get losti90【跟踪练】1.save the animals 2,cut down3.made of4,one of;subjects语法点击2,b1.Why don't;Because2.Where does3.Why do you;Because4.Why doesn't he5.Where do you写作一招鲜Today I go to the zoo with my parents.And I see pandas,my favorite animalsthere.I like one of them a lot.Her nameis Huanhuan.She was born in Sichuan,China.She is five years old now.Shelikes eating bamboo best.She is verygood at climbing trees.She is very cuteand friendly.She can stand on two legs.I take lots of photos of Huanhuan.Doyou like Huanhuan?Do you want to seeher at the zoo?4第32期B3版Keyversion客观题除外)o(One possible随堂练Section A(1a-2d)I1.giraffes2.panda3.lions4.tigersI (6)如书写较差以致影响交际,将分数降低一个档次。3.定档:(1)全面覆盖两个内容要点,基本达到交际目的,为及格档。(2)以此为基础,再结合其语言交际功能的实际情况、措辞、语法、句型运用等实际情况,决定其升档或降档。4.其他:(1)结合课程标准及命题要求,本次写作任务不仅考察学生的语言表达能力,特别强调语言交际能力的实现。因此学生语言表达中表明态度功能的实现需重点关注。(2)要有相应的功能性语言。(3)关于信件的体例格式,答题纸上已提供,无需关注。5.各档次的给分范围和要求:第五档(12-15分)(1)完全完成了试题规定的任务:(2)覆盖所有内容要点;(3)应用了较多的语法结构和词汇:(4)语法结构和词汇有个别错误,但为尽力使用较复杂结构或较高级词汇所致:(5)有效地使用了语句间的连接成分,使全文结构紧凑;(6)完全达到了预期的写作目的。第四档(9-11分)(1)完成了试题规定的任务:(2)虽漏掉个别次重点,但覆盖所有主要内容;(3)应用的语法结构和词汇能满足任务的要求:(4)语法结构和词汇方面应用基本准确,些许错误主要因尝试较复杂语法结构或词汇所致;(5)应用简单的语句间连接成分,使全文结构紧凑:(6)达到了基本的写作目的。第三档(6-8分)(1)基本完成了试题规定的任务:(2)虽漏掉一些内容,但覆盖所有主要内容;(3)应用的语法结构和词汇能满足任务的要求;(4)有一些语法结构和词汇的错误,但不影响理解:(5)应用简单的语句间连接成分,使全文结构连贯:(6)整体而言,基本达到了写作目的。第二档(3-5分)(1)未恰当完成试题规定的任务;(2)漏掉或未描述一些主要内容,写了一些无关内容;(3)语法结构简单,词汇知识有限:高三英语答案第5页(共7页)》 023牛中考密卷·芜享模拟卷(三)英语注意事项:1.本试卷共四部分,十大题,满分120分,考试时间为120分钟。2.全卷包括“试题卷”(8页)和“答题卷”(2页)两部分。3.请务必在“答题卷”上答题,在“试题卷”上答题无效。(1)(2)用来4.考试结束后,请将“试题卷”和“答题卷”一并交回。糖在第一部分听力(共四大题,满分20分)I·短对话理解(共5小题;每小题1分,满分5分)你将听到五段对话,每段对话后有一个小题。请在每小题所给的A、B、C三个选项中选出一个最佳选项。每段对话读两遍1.What's wrong with the man?2.Where has the man ever been?3.How often does the man have English classes?A.Once a week.B.Twice a week)Three times a week,4.What time is it now?A6:40pm.☑7:00pmC.7:40pm.5.Who took Mike to school in the past?A.His parents.B.His grandparentsC.NobodyⅡ.长对话理解(共5小题;每小题1分,满分5分)你将听到两段对话,每段对话后有几个小题。请在每小题所给的A、B、C三个选项中选出个最佳选项。每段对话读两遍。听下面一段对话,回答第6、7题6.What does Jack worry about?A The competition.B.The homeworkThe classes.7.What's the relationship between the two speakers?A.Friends.®Teacher and student..C.Father and daughter.听下面一段对话,回答第8至10题。8.What programs do both Bob and Andy like?A.News programs.B.Sports program.(C Music programs.9.What does Andy think of sports Rrogram?A.Relaxing.(B.Tiring.C.Exciting英语·光享镇拟卷(三)第1页(BGZ·共8页)4页(BG7·共 happy tune.”再次重复阳光和泡茶的过程,让作者突然意识到自己不知不觉中被积极的事物所影响了,茶才显得更好喝。看来妻子的话是正确的。【C篇】主题语境:人与社会语篇出处:https:/www.usnews..com/opinion/articles/2023-03-23/is-college--worth-it语篇解读:本文是一篇议论文,讨论上大学到底值不值得的问题。答案解析:28-31DBCA28.D细节理解题。从文章第二段可以看出,上大学的好处包括greater career opportunities,higherearning potential,enhanced quality of life,a deeper sense of purpose,exposure to diversepopulations,由此可知D选项“Meeting different people'”为正确答案。29.B细节理解题。由文章第四段That question whether higher education is delivering on its promiseof value and upward mobility is under intense examination given the fact that more than half ofstudents leave school with debt可知大学教育没能实现它的目标的原因是很多学生毕业的时候身负债务。30.C细节理解题。由文章第五段It is crucial that our colleges equip students with the necessary skillsto earn a living in the rapidly evolving economy of the future.Sadly,this is not always the case.知有些大学教育并没能让学生具备工作必要的技能。举Micron Technology的例子是为了证实这一点,故答案选C。3l.A主旨大意题。文章第一段的Sadly,that investment outcome has become increasinglychallenging due to the continuous rising tuition cost.和第三段的But is that still true?☑引出本文的话题,即上大学已经不再像以前一样能带来和学费或投入相应的好处了。【D篇】主题语境:人与社会语篇出处:Scientific American,January2022语篇解读:这是一篇说明文,介绍了一种特殊变异对人体适应饥饿的影响。答案解析:32-35ADBB32.A细节理解题。由第二段Previous research had linked the variation,called GHRd3,tocharacteristics such as smaller birth size and other qualities that can benefit organisms when food issort可知,“变体GHRd3与较小的出生尺寸等特征有关系,而较小的出生尺寸等特征在食物短缺时能使生物体受益”,故答案选A。33.D推理判断题。第三段的第二句阐述了实验过程“Using the genetic editing tool CRISPR一Cas9,the team deleted a section of mice's growth hormone receptor gene so it looked the GHRd3variation,.”后面的句子说出了实验观察到的结果“The adjusted mice were not especially differentfrom ordinary ones when fed a regular diet.But when fed very little,the male carriers grew up tobe smaller than their partners without genes changed.”其中提到了人为改变过基因的老鼠和“ordinary ones'”和“their partners without genes changed'”的区别,可知研究人员是在老鼠身上做的对比实验,故答案选D。英语试卷参考答案与解析第2页(共9页) 全国©的所名校高三单元测试示范卷教学Moonage Daydream札记Released on 13 SeptemberMoonage Daydream is no ordinary rock documentary-but then,David Bowie was no ordinaryrock star.The result is a joyous,immersive 140-minute portrait that brings you admiration for Bowie not just as a musician,actor,and style icon but as a human being.The Woman KingReleased on 3 SeptemberA gym-honed Viola Davis stars as Nanisca,a general who trains the all-female band of warriorsthat protect a West African kingdom in the 19th Century."I've never had a role like this before,Davis said."It's transformative.And to be a producer on it,and to know that I had a hand in bring-ing it to fruition.I knew what it would mean for black women sitting in that movie theatre.The responsibility is really high.Catherine Called BirdyReleased on 23 SeptemberLena Dunham makes the jump from 21st-Century New York to 13th-Century England in Catherine Called Birdy.Dunham's feminist period comedy stars Bella Ramsey as a young girl who wi-shes she could be as independent as her brothers.When her parents,Lord Rollo and Lady Aislinn,decide that it's time for her to marry a 50-year-old wealthy man,however old and unsuitable he maybe,she is determined to upset their plans.21.What does Viola Davis intend to convey?A.She's proud of her role.B.She's sad about the movie.C.She misses her hometown.D.She wants more women in cinemas22.What are Lord Rollo and Lady Aislinn like?A.Strong-willed.B.Narrow-minded.C.Money-orientedD.Warm-hearted.23.Which of the following will be released on the thirteenth of September?A.Don't Worry Darling.B.Moonage Daydream.C.The Woman King.D.Catherine Called Birdy.【答案与解析】本文介绍了9月份将要上映的四部电影。2l.A根据The Woman King部分Viola Davis说的话可知,Viola Davis认为她的角色意义重大,她引以为傲。22.C根据Catherine Called Birdy部分的最后一句可知,他们打算把女儿嫁给一个50岁的有钱人,由此可推知,他们是唯利是图的。23.B根据四部电影的上映时间可知,Moonage Daydream将于9月l3日上映。BShao Gang and Shao Qiang-twins born in 1990 in Shandong province-and their 30 male employees all wear uniforms to work.From cleaning oily cooker hoods and fixing cracks in windows,to dusting ceiling lights and even polishing the shell of your pet turtle,they do it all.The twins originally came to Hangzhou at the end of 2015 to work as e-commerce livestreamhosts,but when they turned up to film,they felt uncomfortable."It was as if there was nowhere tostand because the house was packed so full of products for the livestreams,"Shao Gang said.Before they opened Hangzhou Shenshi Housekeeping Service Company in May last year,thetwins spent 10,000 yuan being trained to clean professionally by a household service company inZhengzhou,Henan province.Once their company was up and running,they advertised by postingvideos on online platforms,which are popular with the younger generation.Business has been good and can bring in up to 300,000 yuan a month.As a result,the twins【24G3DY(新高考)·英语-R-必考-HEB】动 考点06必修UNT5 LANGUAGES AROUND THE WORLD·考点导航班级:姓名:l.重要词汇:refer;:despite;base;variety;regard;appreciate;struggle;beg;equal;demand;relate等2.重要短语:refer to;ups and downs;date back(to..);point of view;relate to等3.重点句型:no matter where,who,what等引导的让步状语从句;be十of十抽象名词;By十过去时间,主语十谓语(过去完成时)等4.单元语法:关系副词引导的定语从句;介词十关系代词引导的定语从句依必备知识·考点巧练》4.无论你捡到什么,你必须把它还给它的主人。I,单句语法填空you have picked up,you1.We have to write adescribe)of themust give it back toit belongs to.street where I live and give it to the teacher5.在考试作弊被抓着的时候,他乞求老师原谅并试tomorrow.图逃脱惩罚。(pardon)2.There are a(various)of programs in TVWhen caught cheating in the exam,station to meet the need of people of all the ages.and tried toescape punishment.时3.The country's power shortages are contributingto high(globe)energy prices.Ⅲ.句型转换沿4.There are so many kinds of(refer)1.Although I admit that there are problems,Ibooks on sale that I can't decide which to buy.don't agree that they cannot be solved.线剪5.It is not failure itself but the attitude we havedespite改写句子)it that matters.that there are problems,I6.Though he majoredscience at university,don't agree that they cannot be solved.he has an eye for art and literature.2.No matter who goes to the concert,he is7.His remarks didn't relatethe topicwelcome.(用主语从句改写句子)under discussion.is welcome.8.The meeting you attended last month wasgreat significance for your future.3.Basing an important decision on emotion rather9.She has to struggle(make)a livingthan on reason,you will regret it sooner orbecause of the decision that she dropped out oflater..(同义句转换)high school.your important10.Wang Jin and his students spend their time restoringdecision will make you regretful sooner or later.clocks(date)back hundreds of years.4.None of us know the reason.Tom was absent11.One needs much experience and knowledgefrom the meeting for the reason.(用定语从句合which to base one's correct decisions.并这两句话)12.The reasonany of us take any risksat all might have to do with early humans.Ⅱ.根据汉语提示完成句子5.I still remember the park.We met for the first1.面对严峻的形势,专家建议被提及的市场应立即time in the park,(用定语从句合并这两句话)关闭。(refer to)Faced with the severe situation,theexpertsuggested the market6.I'll never forget the occasion.I was accepted as aat once.2.曾经被认为是不可能的事现在已成为现实。League member then,.(用定语从句合并这两句话)00(regard;what引导的主语从句)has nowbecome a reality.3.如果你能为我处理这个棘手的问题,我将不胜感关键能力·秦养整合》激。(appreciate)V.阅读理解if you could deal with theSome events have been added to the 2024difficult problem for me.Olympics,with surfing,break dancing and sport高appear vi..似乎You appeared to have made a mistake.你似乎犯了一个借误。英语1 Part 1I.1.distressing2.inadequate 3.mourned 4.shattered5.uphold6.fulfilling7.deployed 8.sacrifice 9.prosperous10.humanitarianⅡ.1.to2.to 3.in4.on 5.behind 6.to 7.in 8.withIII.1.in ruins2.come into force3.be made up of4.With regard to 5.To conclude/In short/In brief6.make a positive difference to 7.called/appealed for 8.Not surprisinglyIV.1.It is my pleasure to tell you something about our tea culture.2.It is the belief of my parents that higher education will change a person's fate.3.Parents spare no effort to make us live a better life4.No matter how terrible the situation is,we will get through the hard times byworking together.5.Wherever we travel,we should know the importance of preserving historicalsites.Part 2I.1.harsh 2.be displaced 3.fled4.Refugees5.famineII.1.had a huge/great/strong impact/influence on 2.take its toll on you3.was threatened by4.hung over5.In times ofⅢ.Task1:2→1→4→3Task 2:Introduction:Slow food is an alternative to fast food.Main body:The differences between fast food and slow foodConclusion:Slow food has more benefits and should be promoted本期参考答案A1版TOPIC READING①今天,成千上万的领导人和数百万人与“给予星期二”一起努力改变,在许多情况下,使他们的社区变得更好。②因为很多普通公众现在都知道“给予星期二”是什么,甚至可能每年都会留出一些钱在这一天捐出,对于非营利组织来说,这无疑是一个突出自己的使命、呼吁捐款和获得新支持者的绝佳机会。 1、2024届全国100所名校单元测试示范卷·化学[24·G3DY·化学-LKB-必考-CQ]三试题 【解题分析】惰性电极电解N2CO3溶液,阳极是氢氧根离子失去电子生成氧气,电极反应式为4OH一4e—2H2O十O2个,阴极是氢离子得电子生成氢气,电极反应式为2H2O十2e一H2◆十2OH。阳极产生的 2、2024届全国100所名校单元测试示范卷·化学[24·G3DY·化学-SJB-必考-HEB]七试题 全围®0所名接单元测试示范老教学已知稳定性:M>N,则△H(填“>”或“<”)0。札记(2)已知C2HOH(1)的燃烧热△H=-1366.8kJ·mol-1,C2HOH(1)+3O2(g)—2CO2 3、2024届全国100所名校单元测试示范卷·化学[24·G3DY·化学-R-必考-HUB]五试题 通电饱和食盐水21点燃焦炭制粗硅粉碎合成SiHCI,,提纯SiHCI,,还原→多晶硅石英+H、SisiCl下列说法错误的是A.Y、Z分别为H2、Cl2B.制取粗硅的过程中焦炭与石英会发生副反应生成碳化 4、2024届高三全国100所名校AB测试示范卷·化学[24·G3AB(新高考)·化学-LKB-必考-FJ]四试题 3.氮化镓(GaN)材料是研制微电子器件的新型半导体材料,其制取方法为2Ga+2NH,一定条件2GaN+3H2,下列有关说法正确的是4sA.H,与D,互为同位素B.基态镓原子最外层轨道表示式为C.NH 5、2024届高三全国100所名校AB测试示范卷·化学[24·G3AB(新高考)·化学-LKB-必考-HUN]二试题 1/1黄山市“八校联盟”20222023学年度第一学期期中考试高三化学试卷参考答案1.A2.B3.C4.D5.A6.B7.D8.D9.C10.B11.C12.B13.A14.A15.(1)三口烧瓶(或 1、2024届高三第一轮复周测卷·物理[24·G3ZCJ·物理-HKB-必考-SX](11-15)生物 8.一列简谐横波某时刻的波形如图甲所示,从该时刻开始计时,质点B的振动图像(1)若用秒表测出单摆完成n次全振动所用的时间为t。请写出周期的表达式如图乙所示,下列说法正确的是T=y/cm(2)若利用拉力 2、2024届全国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-CQ]四试题 1、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-HEB]二试题 1、2024届高三全国100所名校AB测试示 3、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-CQ]二试题 1、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-GX]三试题 1、2024届高三全国100所名校AB测试示范 4、安徽鼎尖教育 2024届高一1月期末考试物理试题 1、新时代NT教育 2023-2024学年第一学期1月高一期末考试政治答案 1、新时代NT教育 2023-2024学年第一学期1月高一期末考试生物答案 5、安徽省2023-2024学年度九年级学评价物理试题 1、2024届冲刺03数学(新)试题 1、高三2024届冲刺03文科数学试题 1、高三2024届冲刺03文科数学答案 1、全国100所名校最新高考冲刺卷英语2023届Y1 2、湖南省2024届高三九校联盟第二次联考数学试题 1、湖南省2024届高三九校联盟第二次联考数学答案 3、2024年合肥市高三第一次教学质量检测数学试题 1、2024年合肥市高三第一次教学质量检测数学答案 1、安徽省十联考 合肥一中2024届高三上学期期末质量检测卷地理试题 1、广东省四校联考2 4、上进教育 24届高三一轮总复验收考试数学答案 1、江西省上进教育2023年10月一轮总复阶段性检查物理答案 保定市2021~2022学年第一学期高三期末调研考试物理参考答案1.D2.B3.D4.A5.C6.D7.C8. 5、郴州市2023年上学期高一期末教学质量监测试卷数学 1、马鞍山市2023-2024学年高二年级第二学期期末教学质量监测物理试卷试卷答案答案 10.2022年1月15日,中国海军第40批护航编队从广东湛江出发前往亚丁湾索马里海盗 1、2024年全国100所名校AB测试示范卷高三24·G3AB·语文-必考-QG 语文1-3答案 4.请简要分析材料一的论证思路。(4分)
答: 2、2024届冲刺03语文试题 1、高三2024届冲刺03语文试题 1、高三2024届冲刺03语文(新)试题 1、高三2024届冲刺03语文(新)答案 < 3、海口市2024届高三摸底考试语文试题 22:49的伞"95ip答象一靖边县八活之期末Pf之件预览试卷类型:A靖边县2023~2024学年度第一学期期末质量检测八年级语文参考答案及评分标准一、积累和运用(17分)1.(6分)(1)晴川历历汉 4、2017年中考《语文》知识点:修辞 9.【典型情境题】一位学者认为,人类与其看风景,不如看灵魂。请
结合本文谈谈你对这句话的理解。(6分)
答: 5、衡水金卷先享题2023-2024摸底卷语文2 分的命名都来自古诗词戏古典文华,如”绿竹特纷”等。地说:“我们现声的悲豫与盥怨的句子是之中画微线的阿于有语粒,下列修最怡当的项是(3分》【’9对于社会中警方的后务军。青少年理应积极参与染体生活.在也许 入19.阅读材料,完成下列要求。(16分)京剧是中华民族现代文明的组成部分,传承弘扬京剧事业是一项长期的系统的工作,需要我们在实践和理论上不断思考,不断守正创新。守正创斯中的“正”即事物的本质和规律,“守正”就是坚持按照事物的本质要求和客观规律想问题、办事情。守正创新中的“创新”即改变旧的、创造新的,意味着在探索中实现突破与超越。京剧艺术的“守正”,不仅仅是一字一腔、一招一式,更是历代艺术家在这其中所秉持蕴含的道理、规律和方法,而后者在艺术传承发展上的意义更趋向传承本质,更为重要。传统并非不创新,古典也并非不时尚,京刷创作不仅要尊重传统、研究传统,还要在继承前人宝贵技艺的基础上,充分结合时代背景和观众需求,做到激活传统,融入时代,创造出与时俱进、不断发展的舞台艺术作品。(1)结合材料,运用“文化传承与文化创新”的知识,说明京剧艺术不断守正创新的意义。(8分)(2)结合材料,运用“运动的规律性”的相关知识,说明如何做到京剧艺术的“守正创新”。(8分)展、尚、联年 XGK(A)XGK(A)上海中0.02000002460院于青的生0到0.5g产高中破的5的质量为0.000492250ml25展酸的质量分数为0492x100%98.4%0.5005)在华化的洛流中加入3nl物Hs0,溶液、至不养产生气体:加入100mL1ml(S0,〉这液,并在不斯搅排下加入统酸候因体至完全凉解,冷却【解析】喷石膏中加人碳酸氢铵和氨水的混合液:反应生成碳酸钙沉淀,滤渣中含有碳酸钙,二氧化硅和氧化铁,再加人盐酸,碳酸钙和氧化铁溶解,二氧化硅不溶解,过滤除去,通入氨气,调节溶液的pH,使铁离子转化为氢氧化铁沉淀,过滤除去,滤液中通人氨气和二氧化碳,反应生成碳酸钙和氯化铵,最后过滤得到碳酸钙。COOH16.0C浓HS0CH,CH,OH+H,0(2)水;将水从反应体系中分离出来,促进街向生成苯甲酸乙酯的方向移动,提高产率:环己烷和乙醇循环利用,提高乙醇利用率(3)水的量不再增加时;溶解乙醇、中和苯甲酸降低苯甲酸乙酯的溶解度;分液漏斗(4)防暴沸、调节气压搅拌(5)64【解析1()该反应原理类比乙酸与乙醇的酯化反应,苯甲酸与乙醇发生酯化反应生成苯甲酸乙酯和水。(2)仪器A为分水器,当环己烷、乙醇和水组成的共沸物进人分水器后立即分层,密度较大的水在下层,可以打开旋塞放出,密度小的环己烷、乙醇混合物反流到反应容器中,使用分水器的目的是将水从反应体系中分离出来,促进衡向生成苯I下转(B)第1、4版中缝】 2024年普通高等学校招生全国统一考试高考模拟调研卷数学(五)数学测试卷共4页,满分150分。考试时间120分钟。注意事项:1,答题前,考生务必将自己的准考证号、姓名填写在答题卡上。考生要认真核对答题卡上粘贴的条形码的“准考证号、姓名、考试科目”与考生本人准考证号、姓名是否一致。2、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,用0.5毫米的黑色墨水签字笔在答题卡上书写作答。若在试题卷上作答,答案无效。3.考试结束,考生必须将试题卷和答题卡一并交回。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,只有一项是符合题目要求的。3-1微信扫一扫人只知集合P=NI=3x+2)≤04,O=x川x-1F,则Pn.116113A.{0,1}B.{0,1,22C.{L,2}D.{1,2,34,60-H)已灯店数2满足尼+22,则:的实部与虚部的比为355试题-2B.C.2D.2查成绩正四棱锥的侧棱长为√5,底边长为2,则该四棱锥的体积为2W3B.345预填志愿D.254.从0,1,2,5中取三个不同的数字,组成能被5整除的三位数,则不同三位数有A.12个120< 已知:a.Co(O川2开始沉淀pH-9。b.[CoNH)C3为橘黄色晶体,难溶于乙醇。实验步骤如下:①首先将活性炭、CoCh和氯化铵在仪器c中混合,再滴加浓氨水。②置于冰水浴中冷却至10℃以下,缓慢滴加双氧水并不断搅拌③转移至60℃热水浴中,恒温加热30min,同时缓慢搅拌。④将反应后的混合物冷却到0℃左右,过滤得到Co[NH)6]C1,粗产品。⑤将粗产品转入含少量盐酸的沸水中,趁热过滤,再往滤液中慢慢加入10mL浓HCL,即有大量的橘黄色晶体析出,过滤。⑥所得晶体用冷的浓盐酸洗涤、再用少许乙醇洗涤、干燥等操作得到较纯[CoNH)6C6。请回答下列问题:(1)[CoNH)6]CL中Co的化合价是配位数为(2)仪器b的名称为(3)仪器d中所盛药品为其作用主要为吸收挥发出来的氨气。(4)步骤⑥中,再用少许乙醇洗涤的目的是(5)反应器中发生的总反应化学方程式为(6)称取g粗产品与氢氧化钠在空气中混合煅烧得氧化钴→将氧化钴用稀硫酸溶解一→配成,(按顺序填序号),纯度为(写出表达式)。250mL溶液→a.向锥形瓶中加入稍过量的KI溶液(Co被还原后的产物为Co2+),充分反应b.行滴定三次,消耗标准溶液的体积均值为Vmlc.取25.00mL待测液于锥形瓶中d.用淀粉溶液作指示剂,用cmol-LNa2S,03标准溶液滴定(产物为S4O2-)17.(14分)氨是一种重要的化工产品。回答下列问题:(1)己知:①N2(g+3H(g=2NH3(g)4=-92.0kJ/molHO:(g)H(g)240.0kJ/mol2Fe(sO:(g)Fe:O:(s)-1644.0kJ/mol则反应2NH(g+Fe20S)=N2(g)十3H0gt2FeS)4H=kJ/mol,该反应在(填“高温”“低温”或“任意温度”)·下能自发进行。(2)下列关于合成氨工艺的理解中,正确的有(填标号)。A.控制温度远高于室温,是为了保证尽可能高的衡转化率和快的反应速率B.合成氨反应在不同温度下的△H和AS都小于零C.NH易液化,不断将液氨移去,利于反应正向进行D.原料气中八2由分离空气得到,H由天然气与水蒸气反应生成,原料气需要经过净化处理,以防催化剂中毒和安全事故发生(3)温度为T℃,压强恒定为pMPa,用FeO3处理NH和HCN(起始时NH的体积分数为58%)的混合气体,部分气体的体积分数随时间的变化如图1,反应经30min达到衡。-NH3H2OPt电极(a)Pt电极(6)》---HCN--N2NH230时间/minKOH溶液图1图2化学第5页共6页 帽限定区城的答案、Complete our interest form and,if applicable,·Schedule a meetin~'全国100所名校高考模拟示范卷、8.1938年3月,《中共中央关于大量发展党员的决议》中要求:“新党员的人党,必须经过支部一定党员的介绍与一定党部的申查”,“对新党员应注意给他们以初步的马列主义与党的建设的教育,使他们了解共产主义与其他党派的理论思想,的基本区别”。项管理女后这一要求北省A完善了新党员人党的基本程序B.表明中共已逐步成为抗战中流砥柱C,利于提升共产党员的政治素质D.明确了基层党组织建设的首要任务9.1954年1月,《重庆日报》刊文:(当地某工厂)宣传访问队高举的横幅上写着“向增产节约粮食支援工业建设的农民兄弟致敬”,…为农民演出《把余粮卖给国家》和《访问苏联集体农庄记…晚上同农民兄弟摆摆龙门阵(聊天)。该刊文旨在A.宣传推广苏联经济建设经验B.推进农村经济恢复工作前,考生C.营造社会主义建设良好环境D.加快构建工农联盟基础择题肝10.20世纪80年代后期,《河北省1988年深化经济体制改革方案》水关于深化企业改象皮擦革方案)等通过,对以落实和完善企业承包经营责任制为主要内容的企业改革作了卷上无后,丬全面部署…明确承包主体,完善承包合同和发包方对承包全过程监管,使全省承包经营进人新阶段。这说明当时河北省16A.积极强化政府经济管理职能B.重点探索国有企业销售模式1要C.着力提升企业自主经营意识D.城市经济发展取得显著成效期11,公元前424年,几位将军在征得雅典人同意后,与西西里各邦缔结了和条约,因菱为他们没有更好的选择。回国后,雅典人认为他们是因为接受了贿赂而放弃攻占生西西里的,于是将两位将军放逐,并对第三位将军处以罚款。这从侧面反映了当时能雅典A.权力制衡的原则B.直接民主的局限C.贵族势力的衰落D.城邦政治的腐败12.孟德斯鸠认为,在民政治的国家里,每个公民的自由都是国家主权的一部分,也是人的特质,出卖这个公民的特质,是一种不可想象的行为;人能够认识自己的本性,并把自由视为一种精神享受,也是唯一值得保卫的幸福。这一论述A.拓展了理性主义的内涵B.强调了个人自由的价值C.反映了科学革命的勃兴D.肯定了共和政体的优势13.下图呈现了1800-1920年英国和世界其他地区工厂纱锭数的变化情况。对此解读正确的是历史卷(四)第3页(共8页)【24·(新高考)ZX·MNW·历史·HEB】 15.如图所示,一个质量为1.2kg、梭长为10cm质量分布均匀的立方体,它的密度为kgm?。将该立方体饰止放在水地面上,立方体对水地面的压强为P:若沿图中虚线将其分别成体积相等的a、b两部分,并取走a部分,b部分对水地面的压强(选填“大于”“小于”或“等于")原立方体对水地面的压强。(g取10Nkg)第15题图第16题图】6.如图所示电路,电源电压保持12V不变,R为滑动变阻器,R1、R2为定值电阻,且R1:R2=1:2,此电路的连接方式是联。当R的滑片置于中点A时,此时电流表A1、A2的示数之比为8:5,电路的总功率为26.4W,则R的最大阻值为2.三、作图与实验探究(本大题共4小题,作图每个2分,其余每空2分,共28分)17.(1)如图甲所示,请作出反射光线对应的入射光线。(2)如图乙所示是用手写字时的示意图,笔可以看做是杠杆,O为支点,F为阻力,请画出F的力臂1。Atcereeertertiatecretcereteeeerceire甲Z18.某兴趣小组的同学“探究水在沸腾前后温度变化的特点”,实验装置如图所示。(1)安装实验装置时,应按(选填“自上而下”或“自下而上”)的顺序进行。(2)当水温上升到90℃时,小组同学每隔1min记录一次温度,并将实验数据记录在表格中。根据表格数据可得出结论:水在沸腾过程中,温度时回/mi0123456789101112温度℃80828486889092949698989898
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