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  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    全国100所名校最新高考模拟示范卷A.Ti位于元素周期表ds区B.该合金不导电AnmC.每摩尔结构单元中含有16NA个原子D.该结构单元中h=442—×102133 pa2NAa nm15.利用气态甲醇在催化剂条件下脱氢制备甲醛的主反应为CHOH(g)一HCHO(g)+H(g)△H,>0,副反应为CHOH(g)一CO(g)+2H(g)△H2。在体积为2L的刚性容器中,通入1mol气态CHOH,在一定催化剂作用下,反应时间为5min时,分别测得甲醇的衡转化率和甲醛的选择性(转化的CHOH中生成HCHO的密百分比)与温度的关系如下图所示。100%(600,80%)80%(700.60%)●—60%甲醇的转化率▲一甲醛的选择性40%(600,50%)20%0400500600700800900温度/℃封下列有关说法错误的是A.600℃时,5min内生成甲醛的均反应速率是0.04mol·L1·minB.由图可知副反应的△H2>0C.600℃以前,温度升高,衡正向移动,使得甲醛的选择性增大D.600℃以后,甲醛的选择性下降的可能原因为温度升高,催化剂对主反应的催化活性降低16.常温下,向100mL0.1mol·L1HzR溶液(此时为a个-lgc水(H)a(-2,13点)中不断加入NaOH固体,溶液中由水电离出来的b(0,11)线csH)的负对数[-e(H)]与g号的变化关系如图所示。下列说法错误的是A.HR一H++R2-的电离常数K=103B.b点对应溶液中:c(R2-)=c(HR)lg c(R)c(HRC.c点对应溶液中:2c(R-)+c(HR)=(Na)D.水的电离程度:b>c=e>d题序678910111213141516答案化学卷(三】第5页(共8页)【23·(新高考)ZX·MN·化学·G DONG)

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    第Ⅱ卷非选择题二、非选择题(本大题共5小题,共50分)26.(共8分)(1)写出H202的电子式▲(2)写出Na2SO4在水中的电离方程式▲。(3)用电子式表示NaF的形成过程▲。(4)稳定性:H20H2S(填“>”、“<”),还原性:H20H2S(填“>”、“<”)。27.(共10分)下图为元素周期表的一部分。门捷列夫预言了多种当时未知的元素,T为其中之一。己知J的原子序数是Z的两倍。LYZXJQTM请回答如下问题:(1)L元素在周期表中的位置是▲。(2)下列说法不正确的是▲。A.Y与Q元素形成的化合物YQ3中所有原子最外层都满足8电子结构B,X、T的最高价氧化物对应水化物碱性:XY>Z(3)己知JZQ2与H20反应时有刺激性气味气体和白雾产生,试写出其化学反应方程式:▲(4)非金属性Q▲M(用“<”、“=”、“>”来表示),判断依据是(试用一个化学方程式来表示)▲28.(共12分)某同学为探究浅黄色液体X(仅含三种常见元素)的组成和性质,设计并完成如下实验:气体B浅黄色加热至X气体体积混合气体A足量澄清液体X相当于标况过量02石灰水7.84g103C中燃烧白色沉淀B20.0g下0.896L红色固体A足量黄色3.20gKSCN(aq)盐酸红色溶液D请回答如下问题:1溶液C(1)X中3种元素是(用元素符号表示):气体B的摩尔质量为(2)X在过量氧气中燃烧的化学方程式是(3)溶液C滴在淀粉KI试纸上,试纸显蓝色,写出该变化中发生的离子方程式:(4)用H2还原红色固体A,反应完全后生成黑色粉末(纯净物),黑色粉末的成分可能是请给出检验黑色粉末成分的实验方案

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    13.答案:BD解析:分子中不含苯环不属于芳香族化合物,A错误;分子中含有羟基、醚键、酯基3种含氧官能团,B正确;该物质含碳碳双键,可以使酸性高锰酸钾溶液和溴水褪色,使酸性高锰酸钾溶液褪色,发生了氧化反应,而使溴水褪色,发生了加成反应,原理不同,C错误;该物质中只有酯基能与NaO溶液反应,所以1mol该物质最多能消耗2 mol NaOH,D正确。14.答案:AB解析:已知该反应在加热条件下能自发进行所以△G=△H-T△S<0,因为△H>0,所以△S>0,A正确;由反应方程式,结合衡常数含义可知,上述反应的衡常数K=c(COS)c(H,O),B正确:没有指明具体条件,不能确定气体的体积,C错误;减少碳c(CO2).c(HS)排放是指减少二氧化碳的生成,D错误。15.答案:C解析:加入的NaOH与反应()电离产生的H发生反应,促使两个衡不断右移,最终生成CO},反应的离子方程式为C,O+20H一2CrO}+H,0,A正确;当溶液pH=8.8时,K,-H):cC02)-3.3×10-,经计算可知c(C0)>cCr0),0.10mol-Lc(HCrO2)K,Cr,O,溶液中,Cr原子总浓度为0.20mol·L,根据Cr原子守恒得2c(Cr,O)+c(HCrO4)+c(Cr0})=0.20mol.L1,转化可得c(Cr,0号)+c(Cr0})>0.10mol·L1,B正确;根据题给信息可知K,C,0,溶液显酸性,K1·K=c(C0)c(H),温度一定时KK,均为定c(Cr20片)值,稀释溶液时cH)减小,c(C0增大,C错误;由图可知,当溶液pH90时。c(Cr,02)c(C0)>10,因此可忽略溶液中的C,0,即c(HCr0)+c(C0)=0.20mol-L,c(Cr,03)反应i的的衡常数K,-cH)cC0)_10”×cC02~3.3×107,联立两个方程可c(HCrOc(HCrO)得c(HCr04)≈6.0×10-4molL,D正确。16.答案:(1)①为目标反应提供H2S(1分)②硫酸浓度过大时,浓硫酸具有强氧化性,将s2或HS氧化,不利于生成HS(1分)③Ca(OH),+2H,S=Ca(HS),+2H,0(2分)(2)①水浴加热(1分)②2Ca(HS,+CaCN,sC(NH,)2+3Cas(2分)③将气体通入滴有酚酞的蒸馏水中,溶液由无色变为红色,证明尾气的主要成分是氨气(答案合理即可)(2分)(3)①硫脲直接加热干燥易分解(1分)②61.1%(2分)化学试卷第13页(共18页)

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    第二单元烃1.B解析:“泽中有火”是指沼泽中的沼气燃烧,沼气的主要成分为CH4,B项正确。2.D解析:烃类可燃烧,D项正确。3.D解析:丙烯的分子式为C3H,实验式为CH2,A项正确;丙烯含有一个碳碳双键官能团,HHH结构简式为CH2=CHCH3,B项正确;电子式为H:C::C:C:H,C项正确;聚丙烯为高H分子化合物,是由丙烯不饱和的碳原子相互加成得到的,其结构简式为CH一CH2,D项CH不正确。4.A解析:A~D项分别表示丙烷、甲苯、乙烯、乙炔,A项符合题意。5.D解析:人入属于烷烃,分子中最长碳链有5个碳原子,侧链为2个甲基,命名为2,3一二甲基戊烷,A项错误;CH一CH2一CH一OH属于醇,含有羟基最长碳链有4个碳原CH子,命名为2一丁醇,B项错误;H3CCH3中甲基在1、2、4号碳原子上,命名为CH:1,2,4一三甲基苯,C项错误;CH一CH2一C一CH2一CH属于烯烃,含有碳碳双键最长碳链CH2有4个碳原子,命名为2一乙基一1一丁烯,D项正确。6.C解析:G的分子式为C4H6,H的分子式为C4H,二者不互为同分异构体,C项错误。7.C解析:三个碳碳双键分别和一分子溴加成有3种产物,有两组共轭双键,分别和一分子溴发生1,4加成有2种产物,共5种,C项正确。8.D解析:该烃没有亲水基,不溶于水,A项错误;该分子中有碳原子都采取sp3杂化,具有甲烷结构特点,所有碳原子不可能在同一个面上,B项错误;两者结构不相似,不互为同系物,C项错误;该分子二氯取代物中,当其中一个氯原子位于1号(碳原子上时,另一个氯原子有另外3种情况,当其中-个氯原子位于2号①)碳原子上时,另一个氯原子有外4种情况,共7种,D项正确。9.C解析:该分子中含有苯环,属于芳香烃,A项正确;该分子中含有苯环和碳碳双键,所有碳原子共面,B项正确;该分子属于轴对称图形,故一氯代物有4种,C项错误;该分子中含有14个碳原子,12个氢原子,分子式为C4H2,D项正确。10.C解析:根据质量守恒可知,X的分子式为C4Ho。C1oH22分子中含有10个碳原子,沸点较高,常温下为液体,难溶于水,A项正确;丙烯中含有碳碳双键,可以发生加聚反应生成聚·4【23新教材老高考·DY·化学·参考答案一SDKJB一选择性必修3一QG】

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    16.(14分)电化学在生产、生活中都具有重要的作用和意义。(1)研究人员最近发明了一种“水”电池,这种电池能利用淡水与海水之间含盐量的差别进行发电,在海水中电池反应可表示为5MnO2+2Ag+2NaC1—Na2MnO1o+2AgCl。①该电池的负极反应式为②在电池中,Na+不断移动到“水”电池的(填“正”或“负”)极。③外电路每通过4mol电子时,生成Na2MnO1o的物质的量是(2)中国科学院长春应用化学研究所在二甲醚(CH3OCH3)燃料电池技术方面获得了新突破。二甲醚燃料电池的总反应为CH3OCH3+3O2一2CO2+3H2O,工作原理如图所示。

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    可用作。Na2SiO3可通过SiO,与纯碱混合高温熔融反应制得,高温熔融纯碱时下列坩埚可选用的是(填字母)。A.石英玻璃坩埚B.氧化铝坩埚C.铁坩埚高温(4)工业上常利用反应2C十SiO2Si十2CON制备硅单质,该反应中所含元素化合价升高的物质是(填化学式,下同),氧化剂是

  • 衡水金卷先享题分科综合卷2023年普通高等学校招生全国统一考试模拟试题生物一

    10.雄果蝇的某细胞正在进行细胞分裂,不考虑变异,下列叙述错误的是A.该细胞不一定含有同源染色体B.该细胞不一定含有姐妹染色单体C.该细胞不一定含有X染色体D.该细胞不一定含有染色体组11.下列关于遗传学基本概念的叙述,正确的是A.异花传粉就是杂交,其后代可能出现显性性状或隐性性状B.后代中同时出现显性性状和隐性性状的现象叫作性状分离C.两纯合子杂交产生的子一代所表现出的性状就是显性性状D.同源染色体相同位置上的A和A不属于等位基因,€和r属于等位基因12.已知某二倍体植物(AaBb)发生了如图所示的变异。I、IⅡ为一对同源染色体,其中基因B所在染色体片段来自其他染色体。已知图示变异不影响配子及个体活性,下列说法错误的是A.图示变异一般不会改变细胞中的基因数目B.该植株自交一代,子代中含有16种基因型C.若无图示变异,基因A/a与B/b的遗传遵循自由组合定律D.该植株形成的配子中,染色体正常的占1/413.下图为某男性生殖细胞中的性染色体结构模式图,其中I为两条染色体的同源区段,Ⅱ为非同源区段。不考虑变异,下列相关叙述正确的是A.该细胞中I区段上基因的遗传与常染色体上基因的遗传相同B.位于Ⅱ,和Ⅱ2区段的基因只能分别遗传给女性和男性C.该细胞中性染色体上的部分基因是成对存在的D.红绿色盲的致病基因位于I区段14.赫尔希和蔡斯设计并实施的噬菌体侵染大肠杆菌的实验过程如图所示。下列有关叙述正确的是P标记S标记念①②③④⑤⑥A.①④分别用含有3P和35S的培养基直接培养噬菌体B.②⑤为搅拌器,其作用是使DNA和蛋白质分离C.③⑥为离心管,上清液中含有噬菌体,沉淀物中不含噬菌体D.32P标记组和36$标记组的放射性分别主要分布在沉淀物和上清液中15.农作物穿梭育种法是利用地理上不同生态环境条件,把不同育种世代材料交替在异地种植、杂交、选择、鉴定,从而获得新品种的育种方法,该方法可广泛用于小麦、水稻等作物的育种。下列说法错误的是A.穿梭育种利用了基因重组的原理【◇高二生物第3页(共8页)◇】

  • 衡水金卷先享题分科综合卷2023年普通高等学校招生全国统一考试模拟试题生物一

    8.下图表示氧气浓度对物质跨膜运输速率的影响,其中b、c代表物质跨膜运输的不同方式。下列()对植物细胞进行研究时,研究人员发现不同植物细胞内液泡的大小、形状、颜色存在差异叙述正确的是液泡中除含有高浓度的糖类、无机盐等物质外,还含有能分解蛋白质,核酸、脂质及多糖的A曲线c不可代表主动运输方式各种酸性水解酶。液泡可分解以内陷吞噬方式通过液泡膜进入的各类细胞器碎片。液泡B.m点的限制因素有载体蛋白的数量等能储存高浓度的特定物质体现了液泡膜具有的特点,实现该特点的结构基础C.曲线b代表的跨膜运输不需要转运蛋白D.被运输物质的浓度不会影响曲线b的高度氧气浓度(2)胆固醇是构成动物细胞膜的重要成分,主要以LDL(低密度脂蛋白)的形式在血液中运输9.图甲表示物质跨膜运输的几种方式,图乙表示四种不同物质在一个动物细胞内外的相对浓度科学研究表明,人体内约有2/3的LDL可借助下图所示途径进入细胞内被降解。LDL从差异,则下列四种物质中能通过图甲中©过程来维持细胞内外浓度差异的是细胞外跨膜进入细胞内需经过和两个过程。LDLLD儿受体1.0908外内内吞:K我岛索C0,物质种以烧品泡(2)A.NaB.K+C,胰岛素D CO(3)若LDL的摄入通路被阻断,则其黏附在血管壁上使人易患动脉粥样硬化。试分析LDL10.植物成熟叶肉细胞的细胞液浓度可以不同。现将a、b、c三种细胞液浓度不同的某种植物成摄人通路被阻断的原因最可能是熟叶肉细胞,分别放人三个装有相同浓度蔗糖溶液的试管中,当水分交换达到衡时观察到:13.(14分)人体细胞膜上存在多种转运葡萄糖的载体蛋白(GLUT,简称G,包括G1、G2等多种①细胞a未发生变化;②细胞b体积增大;③细胞c发生了质壁分离。若在水分交换期间细胞转运体)。请回答下列问题与蔗糖溶液没有溶质的交换,下列关于这一实验的叙述,正确的是测广葡萄糖摄人速率A水分交换前,细胞b的细胞液浓度小于外界蔗糖溶液的浓度C(红细胞B.水分交旗前,细响液浓度大小关系为细胞b细胞a细响©C,水分交换衡时,细胞c的细胞液浓度大于细胞a的细胞液浓度2(肝细胞D.水分交换衡时,细胞c的细胞液浓度大于外界蔗糖溶液的浓度题序12345678910答案纯前(mmal·L第Ⅱ卷(非选择题共40分)(1)胰岛素是人体内唯一能够降低血液中的葡萄糖(血糖)浓度的激素。图1表示的是胰岛素的作用机制,当时,胰岛素能够通过一系列信号转导,引起携带G4(GLUT4)的囊泡二、非选择题(本大题共3小题,共40分。)与细胞膜发生融合,融合过程体现了细胞膜的特点,最终葡萄糖通过的11.(Q3分)科学家做过这样的实验:准备好含C+、Mg+和SO的培养液,将番茄和水稻分别放在上方式讲人细胞内。述培养液中培养。一段时间后,培养液中各离子浓度变化如培养液中的离子浓度(2)研究表明,G1分布于大部分成体组织细胞,其在红细胞中含量较丰富。G2主要分布于肝图所示,请据图回答下列问题脏细胞。由图2可知,两种转运体中,与葡萄糖的亲和力更强,保障红细胞在(1)该实验的自变量是血糖浓度时也能以较高速率从细胞外摄入葡萄糖。在红细胞和肝脏细胞中(2)一段时间后番茄培养液中Ca2+、Mg2+浓度降低,可能随着细胞外葡萄糖浓度增加,葡萄糖的摄入速率都不再增加,其原因主要是」的原因是(3)分析水稻和番茄培养液中各离子浓度变化,据此可说明S型错误(技能型错误区型错误(知识型错误《4)同学们认为据图无法判断作物对离子的跨膜运输方式是主动运输还是协助扩散。请以番茄为材料设计实验确定其对Mg+的吸收方式(简要写出实验思路、预期结果和结论)试卷分错误类型涉及题序失分错误内容涉及题序失分12.(13分)美国细胞生物学家威尔逊说过:“每一个生物科学问题的答案都必须在细胞中寻找。”科学家以细胞为研究对象进行探素,揭秘了许多生命现象的本质。请回答下列问题:·8·【24·G3ZC·生物(四)-R-必考-SX】

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    (1)在反应I中:①下列有关CO的说法正确的是(填标号)。A.属于酸性氧化物B.摩尔质量为28C.为可燃性气体D.具有还原性②反应I的化学方程式为该反应中氧化剂与还原剂的质量之比为③每转移0.2mol电子,同时生成C0的体积为(标准状况下)。(2)在反应Ⅱ中:氩气的作用是(3)为了测定反应Ⅱ制得的金属钛(杂质仅含Mg)中的钛元素含量。常温下,取mg反应Ⅱ制得的金属钛置于烧杯中巾,往烧杯中逐滴滴入物质的量浓度为col·L的稀硫酸,当不再出现气泡时,共消耗VmL稀硫酸:①上述反应的离子方程式为②金属钛的质量分数为(用含m、c、V的代数式表示)。

  • 衡水金卷先享题分科综合卷2023年普通高等学校招生全国统一考试模拟试题生物一

    16.加热升温可使DNA双链解旋并分开,如果再缓慢冷却,两条互补链会重新结合为双链。SP8噬菌体DNA的一条链含较多的嘌呤(a链),另一条链含较多的嘧啶(B链)。让SP8噬菌体侵染枯草杆菌,然后从枯草杆菌中分离出RNA,分别与SP8噬菌体DNA的a链或B链混合,并缓慢冷却。结果,SP8噬菌体侵染后形成的RNA只与α链形成DNA-RNA杂合分子。下列有关叙述错误的是A.SP8噬菌体DNA加热后再经密度梯度离心,a链位于轻带B.SP8噬菌体DNA的B链中碱基含量不遵循卡伽夫法则C.实验结果说明转录过程以DA的一条链为模板D.该实验的DNA-RNA杂合分子含有未配对的单链部分17.用32P标记雄果蝇(2N=8)的精原细胞甲的所有染色体,将甲放在不含32P的培养基中完成一个细胞周期后,其中一个子细胞乙在该培养基中继续分裂,产生的精子丙所含性染色体为XY。若乙分裂过程染色体畸变只发生一次,则下列关于乙细胞分裂的叙述,错误的是A.产生的四个精子的染色体数目分别为5、5、3、3B.减数第一次分裂过程中一对同源染色体未正常分离C.减数第一次分裂中期细胞中被标记的染色单体可能多于8条D.在产生丙的次级精母细胞中被标记的核DNA分子至少有4个18.镰刀形细胞贫血症是一种单基因遗传病,由正常血红蛋白基因HbA)突变为镰刀形细胞贫血症基因(Hbs)引起,HbA和Hbs的某片段如图甲。对胎儿基因检测的主要原理是:Mst如限制酶处理扩增后的DNA;加热使酶切片段解旋,用荧光标记的CTGACTCCT序列与其杂交;凝胶电泳分离。图乙是凝胶电泳后荧光出现的三种可能性。HbA片段下CTGACTCCTGAGGAG,T⊙加样孔⊙加样孔⊙加样孔DNADNAHbs片段条带条带CTGACTCCTGTGGAGDNA口条带DNA注:“个”表示MStⅡ限制酶酶切位点a6条带甲乙下列叙述错误的是A.提取胎儿DNA样品后,扩增DNA需要添加特定的引物B.用MstⅢ限制酶处理DNA不充分,可能把正常人误判为携带者C.荧光标记序列越长,图乙-C中两个DNA条带间的距离越大D.若某胎儿检测结果为图乙-b,则该胎儿为镰刀形细胞贫血症患者19,心肌细胞动作电位产生过程如下图所示,其静息电位及去极化过程产生原理与神经细胞基本相同,但复极化过程分为1、2、3三个时期,其中2时期心肌细胞膜上K+通道和Ca+通道均开放,3时期Ca+通道关闭。下列叙述正确的是+20L.20极·400化\3盛-60-80H静息电位-100动作电位Z20名校联盟(浙江省名校新高考研究联盟)2024届高三第一次联考生物试题卷第4页共8页

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    参考答案(OH)2]=1.64×1014,已知Km[Fe(OH)2]=c(Fe2+)17.解析:考查证据推理与模型认知核心素养。(1)“浸取”·c2(OH),带入数据,可得c(OH)=4X10-7mol·过程中生成可溶性的TIC,,反应中TL,O被氧化转化L时,即接近中性时才会出现白色氢氧化亚铁沉淀,为T1CL,该反应的离子方程式为40C1+4MnO,十并迅速变为灰绿色,才会干扰颜色判断,但是题目中采5T1,0+42H+-4Mn2++10T1C1+21H20。(2)用乙基紫(变色范围0一2.4)为指示剂,到2.4时即会PbO转化为硫酸铅,过滤得到残渣,即残渣的主要成分发生颜色变化,故理论上无需屏蔽Fe2+,故B正确:C为PbSO,:在实验室中,“萃取”和“反萃取”过程均必须滴定过程中,眼睛要紧盯锥形瓶,观察溶液颜色变化,使用的玻璃仪器的名称为分液漏斗。(3)萃取剂发生故C错误;D.虽然两条曲线不能完全重合,但是酸洗废反应H+CH.CONR,+TICL一[CH,CONR2H]液的滴定曲线在计量点前走势基本与标准曲线一致,T1CL,“反萃取”过程中加入酷酸铵,则发生反应的化学并无大幅度偏移,能够明显的反映滴定终点,可以达到方程式为[CH,CONR,H TICI+CH COONH,=实验目的,故D错误。]CH.COOH+CH CONR,+NH,TICI4。(4)根据以上16.解析:考查宏观辨识与微观探析、证据推理与模型认知分析可知“还原、氧化、沉淀”过程中TC1发生反应的核心素养。本题考查物质结构与性质,涉及晶胞的计算、原子杂化离子方程式为H2O+SO+T1C1-TlC1+SO+轨道类型判断、电负性比较等,其中同周期元素从左向2H+3CI。(5)由于存在溶解衡:TICI(s)一TI右电负性逐渐增大,同主族元素从上到下电负性依次(aq)十CI(aq),用盐酸洗涤,增大氣离子浓度,抑制减小,注意H元素电负性大于B和Si,(I)①基态Ni原TC1溶解,减少损失,提高原料利用率。子的价层电子排布式为34s2;该元素在元素周期表(6)电解时阳极发生失去电子的氧化反应,溶液中T1中的位置是第四周期第Ⅷ族;②C、N、O位于同周期,同放电,阳极的电极反应式为T1+一2e一T13+,电解时周期从左往右电负性呈增大趋势,故电负性由大到小阳离子向阳极移动,即向右侧移动,左侧电极是阴极的顺序是O>N>C;③寻找更多的金属催化剂,在过渡电极反应式为TI+十e一Tl,当转移2mole时,左金属区域进行寻找,原因是这三种元素都是过渡元素,侧电极室中析出2 mol Tl,1mol硫酸根离子移向右侧在元素周期表中位置和Ni相近,可能具有相似的性所以左侧电极室中溶液的质量减少96g十2mol×204g/质;(2)①CO2中心原子为sp杂化,键角为180°;CHmol=504g。和H2O中心原子均为sp3杂化。H2O中孤电子对与答案:(除标注外,每空2分)(1)40C1+4MnO,+成键电子对之间的斥力大于CH,中成键电子对之间的5T1,0+42H-4Mn2++10T1CL+21H,0(2)斥力,故键角:CO2>CH,>H2O;②(HB=NH)3中B、PbSO,(1分)分液漏斗(1分)(3)[CH CONR2H]N原子均形成双键,共有3个。键,杂化轨道类型分别TICI +CH,COONH,-CH,COOH+CH CONR2+为sp、Sp;③氨硼烷(NHBH3)中N、B都达到稳定结构,即最外层均为8电子结构,氨原子提供孤电子对,与NH,TICI (4)H2 O+SO +TICI -TICI+SO2硼原子之间形成配位键,NHBH分子的结构式:+2H十3C1(5)用盐酸洗涤,增大氯离子浓度,使HHTlCl(s)一T1+(aq)十C1(ag)逆向进行,抑制TlC1溶解(6)T1-2e—T1+(1分)504(1分)H一N→B一H;(3)①铜银合金晶体具有立方堆积结18.解析:考查科学探究与创新意识核心素养。HH拓展:有机物提纯、水洗、碱洗步骤:水洗碱(酸)洗构,晶胞中Cu原子位于面心,根据均摊法铜原子个数—水洗—加CaCL2一吸水—蒸馏。(1)仪器A为3,Ag原子位于顶角,银原子个数为1,氢原子可进到的名称叫作球形冷凝管,起到导气和冷凝回流的作用;由Cu原子与Ag原子构成的全部四面体空隙中,四面吡啶显碱性,可与山梨酸反应,使制备山梨酸的衡正体空隙共8个,故晶体的化学式为:Cus AgHs;②储氢向移动,提高反应物转化率:(2)反应温度控制在95~8后氧气的密度为:p=N4(aX10)'100℃,接近水的沸点,且长时间加热,油浴更易控温;在酸性条件下,利用强酸制弱酸释放出与吡啶结合的储氢材料的储氢能力=储氢后氢气的密度标准状况下氢气的密度山梨酸;(3)在95~100℃水浴中,用60%乙醇溶解山梨酸粗品,抽滤,母液在一10~5℃下结晶,制得山梨8NA(ax10-10)8酸纯品的提纯方法是重结晶;(4)根据题干中反应的化bbNA(aX10-10)1学方程式可判断得丙二酸过量,巴豆醛和山梨酸钾转答案:(除标注外,每空1分)(1)①3d4s2第四周期第化的物质的量之比为1:1,计算出5g巴豆醛理论上可Ⅷ族②O>N>C③.这三种元素都是过渡元素,在元制得山梨酸钾的质量为8X150=75(g),则山梨酸钾素周期表中位置和相近,可能具有相似的性质(2分)707(2)①.C0,>CH>H,0(2分)②sp、sp2的产率=希9×100%=28%:(5)浓缩凝纯后的山梨HH酸钾加盐酸酸化所得白色晶体为山梨酸,山梨酸微溶③于水,不利于滴定时反应试剂间接触进行,A选项错误;山梨酸易溶于有机溶剂,使用乙醇溶解有利于增大它和后续滴加的氢氧化钠溶液的接触面积,使之充分(3)①Cu3AgHg②NA(aX10io)(2分)反应,B选项正确;盐酸也会和NaOH发生反应,会给·31

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    湖州、衢州、丽水三地市教学质量检测试卷高三化学参芳答案一、选择题(本大题共16小题,每小题3分,共48分,每小题列出的四个备选项中只有一个是符合题目要求的,不选、多选、错选均不得分)12345678910DC0ABADACB111213141516B0CBBC二、非选择题(本大题共5小题,共52分)17(10分)(1)AD(2分)(2)M2PNA×100(列出计算式也得2分)(2分)(3)该晶体在导电时,钠离子可在电场的作用下迁移到缺陷处,形成电流(2分,指出离子迁移得一分,答到钠离子给2分)》(4)>(2分)(5)离子键、非极性共价键(未答出非极性不扣分)(2分)18.(10分)(1)Ba、1、0(2分)Ba5(I06)2或Ba5l2012(2分)(2)Ba5(IO6)2+5H2S04=5BaS04+2H5IO6(2分)(3)H5IO6+7厂+7H+=4I2+6H20(2分)(4)取适量溶液C于试管中,滴加稀盐酸无现象,加入BaC2产生白色沉淀,则含有SO(其它合理答案也给分,写用H检验IO给1分)(2分)19.(10分)(1)C(1分)(2)①AD(2分)②27IP22(2分)(3)反应开始时,反应中CO2浓度大,生成CO的速率较快,CO物质的量分数增大。随着反应继续进行,反应的CO消耗速率增大,反应1CO生成速率减小,两者速率相等时,出现极大值(2分)4(2分。最高点时×更大,t更小各1分。)》(5)D(1分)

  • 2023年普通高等学校招生全国统一考试模拟试题化学一衡水金卷先享题分科综合试

    命题透析本题以工艺流程为情境,考查元素及其化合物、氧化还原反应理论知识,意在考查推理判断能力,宏观辨识与微观探析的核心素养。思路点拨(1)固体下落与气体上升过程中,有相对较长的时间接触,从而使固体原料与气体原料充分反应,提高原料利用率。(2)焙烧时Cr203被空气中的02氧化为Na2Cr04,同时C0?转化为C02,相应反应的化学方程式为2Cr20,+30,+4Na,C0,格烧4Na,Cr0,+4C0,理论上消耗的氧化剂与还原剂的物质的量之比为3:2。(3)第一次调pH的目的是既除去AI3+、Fe3+,又不浪费氨水,故理论上pH=5.2最佳。Mn2+被氧化为MnO2,Cl0被还原为Cl,相应反应的离子方程式为Mn2++Cl0+H,0一Mn02↓+Cl-+2H+或Mn2++3C10+H20=Mn02↓+Cl-+2HC10。(4)Cr(OH)3受热分解为Cr203,然后用铝热法还原Cr203得到Cr,铝热法制备Cr的化学方程式为2A1+C,0,商温2Cr+A1,0。16.答案(1)C02(g)+3H2(g)CH0H(g)+H20(g)△H=-48.8kJ·mol-1(2分)(2)①a(1分)0.48mol·L-1·min-1(2分)3.7(2分)②<(2分)=(1分)命题透析本题以C02的资源化利用为情境,考查热化学、化学衡与化学反应速率知识,意在考查观察、计算能力,变化观念与衡思想、证据推理与模型认知的核心素养。思路点拨(1)由盖斯定律知,用①+②可得到C02(g)+3H2(g)三CH0H(g)+H20(g)△H=-48.8kJ·mol-1。(2)①其他条件相同时,随着温度的升高,反应速率增大,相同时间内C02的转化率增大,b点时反应恰好达到衡,点不是衡态,c点温度最高,反应速率最快,先于b点达到衡态。由三段式可得:C02(g)+3H2(g)=CH30H(g)+H20(g)c始/(mol·L1)2600c转/(mol·L1)1.64.81.61.6c/(mol·L1)0.41.21.61.60-10min内,(H,)年=0.48mlL.min',K-c(CH,0H)cL,0-3.7。②由于生成甲醇的反应是c(C02)·c3(H2)气体分子数目减少的反应,故恒容条件下,随着反应的进行压强减小,反应速率降低,而乙中反应是恒压,反应过程中压强大于甲,反应速率大于甲,达到衡所需时间少于甲,但衡常数只与温度有关,故相应的衡常数相等。17.答案(1)三颈烧瓶(2分)》(2)A(2分)(3)C02或N2等(合理即可,2分)(4)在装置B后增加尾气处理装置(合理即可,2分)(5)H,S+Mn(CHC00)2=MnS↓+2CHCO0H(2分)过滤、洗涤(2分)一4

  • 衡水金卷先享题分科综合卷2023年普通高等学校招生全国统一考试模拟试题生物一

    2024高考名校导航金卷·生物学(一)海A状州峰能路售诗村的第的参考答案、提示及评分细则1,.AP不是微量元素,是大量元素,其包括C,H,O、N、P,微量元素包括铁,铜、锰,锌、硼、钥等,A错误;蓝细面瓷湖误出以菌是原核生物,绿藻是真核生物,原核生物和真核生物的本质区别在于有无以核膜为界限的细胞核,B正确:富营养化的水体藻类大量繁殖,导致溶氧量低,导致大量鱼虾死亡,C正确;控制生活污水的排放是解决水华问题的重要措施,D正确。2.C细胞膜的功能可以作为系统的边界,可以将细胞与外界环境分隔开,A正确;细胞内有许多由膜形成的囊泡在细胞中繁忙地运输“货物”,B正确;叶绿体是双层膜结构的细胞器,其类囊体薄膜上有催化ATP合成的酶,C错误;细胞内的生物膜把各种细胞器分隔开,使其内的生化反应互不干扰,保证了细胞生命活动高效、有序地进行,D正确。3.CS)S1和NHXI转运Na+和H+时应先与之结合,但结合部位不同,A错误;SOS1和NHX1转运Na+和H的过程中,其空间结构会发生变化,B错误;抑制细胞呼吸,会减弱H+一ATP泵逆浓度梯度运输H+,从而使细胞膜和液泡膜两侧H+浓度梯度降低,减少SOS1和NHXI向细胞外和液泡内转运,从而影响细胞液渗透压的大小,影响其渗透吸水,C正确;盐碱地土壤渗透压高,SOS1和NHX1均依靠膜两侧H的浓度梯度分别将Na+逆浓度梯度转运至细胞外和液泡内,要想适应盐碱地,应该表达更多的NHX1将Na+转运至液泡内,D错误。4.D据图可知,①表示细胞呼吸的第一阶段,能产生少量的ATP,③表示无氧呼吸的第二阶段,不产生ATP,A错误;癌细胞即使在氧气供应充足的条件下也主要依赖厌氧呼吸(无氧呼吸)产生ATP的现象,称为“瓦堡效应”,癌细胞消耗的葡萄糖越多,释放的能量也越多,B错误;过程③产生的NAD是过程①形成NADH的原料,对①过程具有促进作用,C错误;②表示丙酮酸彻底氧化分解形成CO2和水,表示有氧呼吸第二、三阶段,有氧呼吸第三阶段要消耗前两个阶段产生的NADH,因此过程②会消耗①过程产生的NADH,D正确。5.B水稻的花药中含有小孢子母细胞,可以经过减数分裂形成精子,所以该实验可以取水稻花药制成临时装片,能观察到上图细胞,A正确;图中①是减数第二次分裂后期,②是减数第二次分裂末期,③是减数第一次分裂后期,④是减数第一次分裂中期,所以细胞分裂的先后顺序是④→③→①→②,B错误;水稻有24条染色体,2个染色体组,图②已经完成了减数分裂,染色体数目减半,所以含1个染色体组和]2个核DNA,C正确:图③是减数第一次分裂后期,同源染色体分离,非同源染色体自由组合,所以能够发生基因重组,D正确。6.C机制1中黄花植株的基因型为A_B,机制2中黄花植株的基因型为A_bb,两种机制中的黄花植株基因型不相同,A错误;机制1白色的基因型为:A_bb或aa-,机制2中白色的基因型为:AB或aa-,因此二者白花植株基因型可能相同,B错误;若为机制1,AaBb植株自交,后代中开黄花的基因型为AB,后代中黄花所占比例为9/16,而黄花中只有基因型AABB为纯合子,因此黄花的植株中杂合子占1一1/9=8/9,C正确;若为机制2,AaBb植株自交,后代中开黄花的植株的基因型为Abb,其所占比例为(3/4)×(/4)=3/16,D错误。7.C由图可知,过程①表示转录,需要RNA聚合酶催化形成磷酸二酯键,但不能催化形成氢健,A错误②是【2024高考名校导航金卷·生物学(一)参考答案第1页(共4页)】

  • 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

    anyone read faster,and possibly understand more.Dyslexia is a common reading disorder.Crowded text was especially difficult for people with dyslexiato read.So researchers wanted to see if increasing the spacing between letters would help.Steven Stagg,a scientist,studies how people think and learn.His team recruited 59 studentsbetween 11 and 15 years old,thirty-two of whom had dyslexia.While the researchers recorded them,each student read two passages out loud.One passage was in its original format.In the other,there wasan increase of 2.5 points in the spacing between the letters.The recording allowed the scientists tomeasure their reading speed and count any mistakes,such as skipped words.People with dyslexia often employ aids to help them read,such as colored overlays ()Thistime they are offered by the researchers.Those colored overlays didn't help either group of kids.However,kids with dyslexia read the wider -spaced text 13 percent faster than the text with originalspacing.These kids also made fewer mistakes.Students without dyslexia read faster,too,although onlyby 5 percent.This is very good news.It means teachers and publishers can print material with extra spacingbetween letters.Readers with dyslexia won't feel singled out by having to use special aids for reading.An organization called Readability Matters is working on these issues.The group is trying to get techcompanies to make changes that should make reading easier.Stagg says,"Some methods have shown mixed results,but letter spacing seems to be the one thingthat everyone is finding works.28.What is the purpose of the first paragraph?A.To make the article interesting.B.To present a common problem.C.To lead to the topic of the article.D.To provide a new solution.29.What do you know about people with Dyslexia?A.They may understand everything while reading wider-spaced text.B.They may read faster than normal kids while reading wider-spaced text.C.They may free from dyslexia after increasing letter spacing.D.They may feel singled out while using colored layouts for reading.30.In which column of a newspaper can we probably find this passage?A.Science study.B.Campus life.C.Star stories.D.Business.31.What is the best title for the text?A.Readers Try to Improve Reading SpeedB.You Just Need More SpaceC.Colored Overlays Are Helpful AidsD.Dyslexia Affects Reading SpeedDChina's booming coffee business has made it the second most important market for global giant Star-bucks,behind only its home U.S.market.But it's also providing fertile ground for new and innovative(勇于创新的)players catering to local preferences.One of the latest in that group is Shanghai-based宣城市高三英语试卷第5页(共10页)

  • 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

    22022年普通高等学校招生全国统一考试·押题卷英语(二)总评整套试卷严格按照新高考试卷的标准,针对近几年的社会热点及科技前沿热点进行多维度选材。试卷素材多选自国外严肃媒体,时代气息浓;试题设计合理,难度适中,具有较高的信度、效度和区分度,且知识点涵盖全面,考查基础语法知识如时态、语态、非谓语动词以及词形转换等。此外阅读部分也考查了考生对细节的把控能力、推理能力和判断能力。二、本套试题的阅读部分体裁多样,包括应用文、记叙文和说明文,且题材选材范围较广,涉及运动和科技等方面的内容。B篇通过对废旧轮胎回收利用的介绍,引导考生树立环保意识;C篇体现了科技对生活的助力,引导考生树立科学探索精神;D篇以解决道路安全问题为主题,提出了一种新的解决方式,贴近人们的生活。七选五介绍了如何成为一个更搞笑的人,有利于增强考生的交际能力。完形填空讲述的是青少年在成长过程中可能会面临的一个问题:身材焦虑。这一主题突出体现了高考命题的育人功能,引导考生树立正确的价值取向。语法填空侧重开拓考生的国际视野。【答案速查】续表2325262728293031323334353637383940212224AADBFGAEBCDACAACDD8卷(二)·英语

  • 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

    能力。一有效地使用了语句间的连接成分,使全文结构紧凑。第四档(16一20分):完全完成了试题规定的任务,达到了预期的写作目的。虽漏掉一两个次重点,但覆盖所有主要内容。应用的语法结构和词汇能满足任务的要求。语法结构或词汇方面应用基本准确,些许错误主要是因尝试较复杂语法结构或词汇所致。应用简单的语句间的连接成分,使全文结构紧凑。第三档(11一15分):基本完成了试题规定的任务,整体而言,基本达到了预期的写作目的。虽漏掉一些内容,但覆盖所有主要内容。应用的语法结构和词汇能满足任务的要求。有一些语法结构或词汇方面的错误,但不影响理解。应用简单的语句间的连接成分,使全文内容连贯。第二档(6一10分):未恰当完成试题规定的任务,信息未能清楚地传达给读者。漏掉或未描述清楚一些主要内容,写了一些无关内容。语法结构单调,词汇知识有限。有一些语法结构或词汇方面的错误,影响了对写作内容的理解。较少使用语句间的连接成分,内容缺少连贯性。第一档(1一5分):未完成试题规定的任务,信息未能传达给读者。明显遗漏主要内容,写了一些无关内容,原因可能是未理解试题要求。语法结构单调,词汇知识有限。较多语法结构或词汇方面的错误,影响对写作内容的理解。缺乏语句间的连接成分,内容不连贯。不得分(0分):未能传达给读者任何信息:内容太少,无法评判;所写内容均与所要求内容无关或所写内容无法看清。【高二英语·参考答案第7页(共7页)】·22-01-332B·

  • 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

    地。由空前的damage及上文对事情的描述可知,酒店的损失也间接地与自己有关。故选A。24.C动词词义辨析。replace代替;remember记得;reconsider重新考虑;renew使更新;续借。由空后的“my lifetime ban from the hotel”可知此处指希望旅店重新考虑对自己的禁令惩罚。故选C。25.B动词词义辨析。arrived到达;worked工作;起作用;ended结束;disappeared消失。由空后的“Banned from the hotel since200l,Burchill is now welcome to come back”可知,此处指Burchill写的信起作用了。故选B。【易错点】完形填空【易错点分析】忽视首句导致无法了解全文和对解题有用的信息;无法把握作者的思路致使自己的思维模式与作者的思维模式相悖离;不借助上下文乃至全文语境的启示或限定作出准确判断;忽视背景知识;无法借助语法分析帮助理解句子、推测语境、判断搭配;忽视语篇标志及内在联系词;忽略上下文暗示语句等。三、语法填空本文是一篇说明文。主要讲述生态旅游通常被认为是到原始地区的低影响旅游。但是由于与环境相关的探险旅行越来越受欢迎,各种各样的旅行现在被归类为生态旅游。实际上,生态旅游必须满足一些规定。26.educated考查形容词。分析句子成分可知,此处考查固定搭配become educated about,表示“对…有所了解”。故填educated。27.development考查名词。根据空格前的定冠词the可知,此处填入名词development来作动词benefits的宾语。故填development。28.its考查代词。根据空格后的名词origin可知,此处要用形容词性物主代词来修饰名词origin。故填its。29.until考查固定句型。句意:直到20世纪80年代晚期生态旅游才作为旅游观念被广泛接受。根据句意可知,此处应使用固定句型“not...until...”。故填until。30.the考查冠词。分析句子结构可知,空格处应填冠词。再结合空格后的“growing populari-ty of environmental--related and adventure travel'”可知,此处特指与环境相关的探险旅行越来越受欢迎,所以应填定冠词the。故填the。3l.of考查介词。various types of为固定搭配,表示“各种各样的”,所以空格处应填of。故填ot。32.visiting考查动名词。根据空格前的介词of可知,介词后跟动词时,动词需用动名词作介词的宾语。故填visiting。33.financial考查形容词。根据空后的名词aid可知,空格处应填形容词来修饰名词aid,finance的形容词形式为financial。故填financial.。34.Activities考查名词。根据谓语动词range可知,空格处应填可数名词activity的复数形式作主语。故填Activities。35.to have考查非谓语动词。aim to do意为“旨在,目的是”,为固定词组。故填to have。【易错点】语法填空S2·考点纠错卷·英语(1~12)答案第6页(共48页)

  • 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

    C.They need to estimate strengths as well as shortcomings when interacting.D.These programs help develop beteriin the workplaceE.One needs to be equipped with good interpersonal skills.E.While ntwingmoste them on thebasisofcomG.And it is the ability tocmmunatee tat distinuses one individul from another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)阅读下面短文,从每题所给的A,B.C,D四个选项中选出可以填入空白处的最佳选项。Most veryone has heard the fables of ancient Greek storyteller Aesop (620B.C.B.C.especially"The City Mouse and the Country MouseThes and the Hare"and "The Boy Who Cried Wolf"Aesop's fables have been read for 41 His tales areconcise(简明的),and at the same time,`42Yet,there is no mistaking the_43hatAesop wants everyone to remember and follow.Key to his storytelling is the fact that henever 44 people.45 his characters are all animals that think,talk,and act likehumans.Read on for a small sampling of Aesop's fables.A Fox was trap.Afterstruggle,he was able to free himself but lost his tailin the 47 Ashamed to expose himself to the 4 of his fellow foxes,he 49 tothink up a plan that would bring all other foxes into a(n)50 condition of being tailless.If he could do so,then his own 51 of a tail would not be noticed.So,he called together a great many foxes and told them to 52 their tails,sayingthat they would look much better without a tail and would no longer have the 53 ofcarrying around the weight of its business They would also eseape more easily from theirenemy,the Dog.One of the older and wiser foxes 54 the Fox and said,"If you had notlost your tail,you would not be advising us to get rid of our tails!"The MORAL of this fable tells us:Misery 55company41.A.exampleB.monthsC.decadesD.generations42.A.ridiculousB.amusingC.fashionableD.efficient43.A.ruleB.suggestionC.moralD.regulation44.A.attacksB.featuresC.treatsD.protestsB.ObviouslyC.Still16045.A.MoreoverD.Rather46.A.caught inB.removed toC.reduced toD.addicted to47.A.processB.taleC.explorationD.adventure48.A.joyB.passionC.teaseD.envy49.A.hesitatedB.soughtC.pretendedD.offered50.A.terrificB.excitingC.similarD.fantastic51.A.lackB.momentC.desireD.imagination52.A.cut upB.cut offC.cut inD.cut down53.A.imbalanceB.inconvenienceC.imperfectionD.injustice54.A.interruptedB.persuadedC.demandedD.defendedD.loves55.A.hatesB.suspectsC.loses英语试卷第9页(共12页)

  • 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

    1-5 BCBAB6-10ACAAC11-15 CACBC16-20 CBCAB21-25 DBCBA26-30 BDBAA31-35 DCADB36-40 CGEFB41-45 CADBB46-50ACADC51-55 BDACB56-60 ADCBD61.lost62.energetic63.at64.making65.that /which66.and67.to live68.oldest69.director70.things短文改错71....hate the outdoorshate→hating72.No waysways→way73....sitting in sun ..sun前加the74...made me sicker.sicker→sick75....me to realize去掉o76..the important ofimportant-importance77.It pushes me...pushes-→pushed78...fall in love toto→with79...we plan to ..we→I80..I'll final discoverfinal→finally书面表达One possible version:Dear David.I'm sorry to learn that you're in lowspirits after studying here as a foreign student.In fact.it's common to encounter cultureshock in different language surroundings.Andit's natural to experience difficulty adapting toa new environment.In this situation,I suggest that you takepart in various after-class activities tocomimunicate with more native classmates.Inthis way,you can develop a good command of.our social customs and make more friends.Besides,it's a good idea to get involved inlocal cultural activities which will furtherimprove your language skills.Hope my suggestions will be helpful toyou.Yours,Li Hua

  • 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

    双语七年级(上)Unit3基础能力训练

  • 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

    ◎同步练第一课时第根据句意及汉语提示填空,每空一词。1.I will visit you on Sunday,if there is nothing我的书包呢?getting_in the way(妨碍),时2.The boy fell off the bike on his/thewayhome(在回家的路上).lose3.By the way(顺便问一下),mayIThe boy lost his schoolbag.have your phone number?4.You can improve your English in differentways(用不同的方法).g◎基础训练第一课时第I,根据句意及汉语提示完成下列句子。1.Jack failed(失败)in the table tennis,.but时he didn't give it up.2.Everyone had the same feeling(感觉)ascheer upBob at that time.The man is cheering up his child.3.Daming always tells us jokes(笑话)tomake us laugh©要点归纳第二课时第by the way“顺便问(说)一下”,一般用于转换话题。4.Listen!Someone(某人)is knocking on the在路上”,后面可接介词to和名door.词表示方向。时5.Living in another city alone,Maria reallyon the way接方位副词home,here,therel时misses(想念)her family..省略o。也可用on one'sway,one's可随主语的变化而变化。gin the way“挡路;妨碍人的;碍手碍脚”gⅡ.从方框中选择合适的短语,并用其适当形第回例句式完成下列句子。By the way,what was she doing when you第talk withdon't worryknow little aboutsaw her this morning?make friendswithby the way课时顺便问一下,你今天上午看见她时她在做什课1.-Tim knows little about Chinese culture.么?Can you help him with it?Fred tried to get to the door,but a car was inSurethe way.2.By the waythank you for coming to弗雷德试图到达门口,但是一辆车挡住了去my birthday party last week.路。3.After talking with her parents,Lindafelt much better.第talk withdon't worryknow little about第二课时©拓展make friendswithby the wayin this that way“用这种/那种方法”4.-Can Tony live by himself?in different ways“用不同的方法”时Don't worry.He is old enough tolook after himself.in many ways“在许多方面”5.Jerry thinks of others more than himself.Hisclassmates all like to make friends with him2

  • 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

    (D61.Where's the bank?内容包括:()62 Is there a hotel?(B)63.How can I get to the park?六1.从学校到图书馆的距离;四阅读理解2.采用何种出行方式:配对阅读栏是五A.No.There's oneon Middle Street.The food there is good,and lotso读3.具体路线。位游客的问题,Ⅱ作文要求:u le her栏是七位热心市民see a post office.Keewalking for 5minutes and then you can see the park.1.条理清楚,意思连贯,语句通顺,语法正确;的回答。请2.60词左右(邮件的开头和结尾已给出,不计入总词数)从Ⅱ栏中为I栏中的p Center Suret And th nks etve综Dear Alice,每个问题选出对应的回答。00 metres from here You jusneed to walk along NevStreet for ten minutes.Then you can see the hospital.Bridge Road and then walk along the street The postoYours,G.Yes It's on Green Street Walk down Sun Street and tum ef on GreeStreet.Then you can see the hotel on your left.gZhou JieDear Crystal,五How are you?I have arrived in London and I'm in【写作指导】my hotel room now.It's raining outside,but it will六be(66)clear tomorrow.I can't wait to start my读本篇写作要求同学们根据地图为他人指路:tour of London.邮件内容需要用到一些常用的指路用语。填Let me (67)tell you about my travel plan.On©主题:人与自我之生活与学the first day,I will visit the British Museum.The©子主题:日常生活museum is (68)famousin the world,and lots of合©时态:一般现在时people know it.There(69)are many greatO人称:第二人称为主books,paintings and cultural relics (in themuseum.I'm sure I will learn a lot there.(70)What will I do on the second day?Well,I plan to必备词语及句子:(71)take the underground to Hyde Park.It's (72)五六far from,get out of,walk/go along,on one's left/right,a_good place to get close to nature(自然).Icankeep doing sth.,turn left/right,have a good time短enjoy all kinds of high trees and beautiful flowers.I canalso play with some small animals.That'll be great fun!读*The library is not far from our school,so you can walkthere.文On the(73)third day,I want to go to the River ThamesI really look forward(74)totaking the boat along*When you get out of the school,walk along Green综Street.the river.I will go past many places of interest,like the*Cross Brown Street,and you can see the cinema on空Tower of London,the London Eye and Big Ben.Well,it's eleven o'clock and it's (75)timeto go toyour left.*Keep walking along Green Street,and turn right atbed.I will write to you again.White Street.Yours,*The library is on your left,opposite a hospitalSusan*I hope you will have a good time.A.回答问题【One possible version.】Dear Alice,六76.How does Mike travel around in the new city?He travels around in the new city by car.六The library is not far from our school,about 1200读77.What is Mike looking for?读metres away,so you can walk there.When you getHe is looking for a hotel/the Sun Hotel.out of the school,walk along Green Street.Cross78.How far do Mike and the old man drive?Brown Street,and you can see the cinema on yourThey drive twelve miles.综left.Go past the cinema,keep walking along合79.Whose house is it?It's the old man's.Green Street,and turn right at White Street.Thelibrary is on your left,opposite a hospital.I hope80.How will Mike get to the hotel?you will have a good time.He will turn around and go back nine miles,andYours,the hotel is on his left.Zhou JieB.书面表达六81.假如你是周杰,你的新同学Alice刚从伦敦转学到你们班,这个周六她打算去图书馆借几本写综书。请你根据下图给她写一封邮件,告诉她如何到达图书馆。CINEMAGreen三StreetPAR

  • 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

    2022-2023学年下学期高考第42-44期参考答案及解析第42期参考答案及解析人与社会一一历史参考答案28-31 BCBA解析本文是说明文。文章介绍了美国报纸在19世纪30年代发生的重大变革一一读者群体逐渐转向普通大众。28.B。理解具体信息。根据第一段中的most newspapers had little in them that would appealto a mass audience.They were dull and visually forbidding可知,当时的美国报纸并不吸引人。29.C。推断。根据第二段内容可知,在大街上出售报纸意味着面向普通大众,这样报纸的读者群体会变多。30.B。理解具体信息。根据第二段中的made widely available to the public以及最后一段中的This new trend of newspapers for“the man on the street'”可知,报纸发展的新趋势是将目标读者转向普通大众。31.A。推断。根据最后两段内容,尤其是This new trend of newspapers.did not begin well可知,便士报的诞生经历了艰难的过程。人与社会一一社会参考答案A 32-35 CDDB B 24-27 BACB解析A篇本文是新闻报道。文章报道了英国政府对软饮制造商征收糖税的政策。32.C。理解具体信息。根据第二段中的the tax which applies to soft drinks containing morethan5 g of sugar per10Oml,was introduced to help reduce childhood obesity可知,英国推出征收糖税政策是为了降低儿童肥胖率,从而保护儿童的身体健康。33.D。理解具体信息。根据第四段中的It comes after more than half of soft drinks sold inshops have had their sugar levels cut by manufacturers so they can avoid paying the tax,-些饮料制造商通过降低饮料中糖分的含量来避免缴纳税款。34.D。理解具体信息。根据第五段中的some high sugar brands,like Classic Coca Cola,haveaccepted the sugar tax...Fruit juices,milk-based drinks and most alcoholic drinks are free of thetx可知,果汁、奶制饮品和绝大多数含酒精的饮料无需缴纳糖税,而传统口味的可口可乐需要缴纳糖税。35.B。推断。根据最后一段内容可知,英国糖税政策的实施为学校体育设施和健康饮食筹集了资金,有助于下一代的健康成长。由此可推断,这是一项成功的举措。B篇本文是论说文。随着移动电话的普及,座机的使用率越来越低,但为什么还有很多澳大利亚家庭选择保留座机呢?这种传统的联络方式是否也会最终退出历史舞台?作者结合研究数据和自己的亲身经历对这些问题进行了阐释。24.B。理解主旨要义。根据第二段内容可知,在澳大利亚,15岁以上的人几乎都有移动电话,甚至很多年龄更小的孩子也有自己的移动电话。由此可知,该段主要介绍了移动电话的广泛普及和流行。25.A。理解词汇。根据第三段中的Of those Australians who still have a landline及it's not reallynecessary and they're keeping it as a security blanket可知,即便那些现在仍然在家中保留座机

  • 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

    绝密★启用前听第6段材料,回答第6,7题。6.Who needs to be picked up?心高三英语考试A.Karen.Fiona.C Michael7.What will the oman do nexA.Buy three tickets.B.Go to the concert.C.Ring up Karen.听第7段材料,回答第8,9题。注意事项:1,答题前,考生务必将自己的姓名、考生号、考场号、座位号填写在答题卡上。8.What does the man think of the set of books?2.回答选择题时,选出每小题答案后,用铅笔把答题卡上对应题目的答案标号涂A.Fascinating.B.Boring.C Childish.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9.Why dos the woman think the setof boo are populaA They bring hope to readers.答题卡上。写在本试卷上无效B.They are only for teenagers.3.考试结束后,将本试卷和答题卡一并交回。C.They are full of imagination.听第8段材料,回答第10至12题第一部分听力(共两节,满分30分)10.What did the woman do yesterda做题时,先将答案标在试卷上。录音内容结束后,你将有两分钟的时间将试卷上的答案转A.She visited her uncle.涂到答题卡上。B.She hosted her own birthday party.第一节(共5小题:每小题1.5分,满分7.5分)C She celebrated her grandfather's birthday.听下面5段对话。每段对话后有一个小题,从题中所给的A,B、C三个选项中选出最佳选11.How d was the woman's grandfather when her amtrdied项。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读476.C.96.一遍。12.What do we know about the woman's grandfather例:How much is the shirt'A.He lives with his familyA.£19.15.B.£9.18.C.£9.15.B He lives in his hometown.C.He isn't very healthy now答案是C。1.What season is it most probably now?听第9段材料,回答第13至16题C.Spring.A.Summer.、B Autumn.13.What is the woman?P以A hostess.C.A cook.A.A writer.2.What time is it now?C9:30.A.9:00.B.9:15.14.How does Jack keepfiB.By running on Sundays.C.By going for walks.3.Why does the woman say sorry to the man?A By exercising every day.感A.She has lost his book.15.How n does it take Jack to completey finishaB About seven months.C.About a year.B.She can't lend him her book.A.About a month.C.She can't afford his new book.16.What does Jack alway do afte finishingave4.How did the woman get her feet injured?He stops writing for a while.B.He puts it away for half a year.A.She walked all day.C.He starts writing something else.B.She fell over'a stone.听第10段材料,回答第17至20题。C.She wore uncomfortable shoes.17.How did the speaker book the hoteom?、B.Through a friend.C.On the website5.What bas the woman lost?B.Her passport.C.Her purse.A.Her credit card.18.Whdid the speaker and his friend call the hotel on the travel wayA.Over the phone.第二节(共15小题;每小题1.5分,满分22.5分)听下面5段对话或独白。每段对话或独白后有几个小题,从题中所给的A,B,C三个选项A.To change a hotel room中选出最佳选项。听每段对话或独白前,你将有时间阅读各个小题,每小题5秒钟;听完后,备B.To ask the way to get there.CTinform the hotel of their delay.【高三英语第2页(共10页】808CLN·小题将给出5秒钟的作答时间。每段对话或独白读两遍。LN·【高三英语第1页(共10页)】808CHUAWEI P30 ProLEICA QUAD CAMERA

  • 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

    tobe the chaima fthe Peope Republi f China for a third timeD.was chosenC.He got a cough27.Xi JinpingWhy was almost evMarch 10th.C.is chosenmy brain.A.Because he greA.chooseB.are choosing28.-When I am too tired to think,I like to lie down andD.shut offC.Because Mrs.Jbefore taking up a new hobby,and don't choose it just for fun.-Sounds great.I'd like to have a try next time.What's the best tiC.get onA.Are you thinkiA.cut offB.give upD.politelyC.Is your school29.You'd better thinkC.seriously30.Cindy,Ilos your tie at the party last week.IbuyyounA.heavilyB.bravelyAt noon that dayD.That's righting room,I heard aIt was just an old one.C.Forget itvorite violin.A.No problemB.You're welcome(阅读下列短文,从每小题所给的AB,CD四个选项中选出一个最住选项。V1.完形填空(共20小题;每小题1分,满分20分)"Thief(小偷)!"I rushed upstairsA few years ago,.rndgave meaestricard(f代金券),and I picked a suyA)my violin.TheSunday afternoon touseit fe good taking my family to nce The meal wasmething.At first gdeliciou,and well had a good time together.Thegfrd oveedsofthecosIrely a thief.32 into my wallet to get enough money to cover the rest.Isaw two notes()inside.TheThen,I saw hisfirst would 33 the rest of the cost.The seond would cover the cost and give the waitress asmile.I asked."Awo days ago,I henice tip().I reached down to pick the first one.ally like him!"At that moment,I 34 remembered the days when I was working as a waiter in aHearing my wrestaurant.It was long hours of hard work for 35 pay.I remembered seeing the waitressesut?I think I'd beworrying about how they were going to pay the rent().I remembered the pain in their eyesI asked the bonuch?Thinking of that,I changed my mind.I smiled,put down the smaller note and picked outand the 36 in their faces."Yes,but Inthe larger 37.I put it together with the gift card and covered both of them with the bill."Then I giv38 we all got up from the table,I handed them to the waitress."You 39 the change(iolin.Going ouperformed in tl钱),”I said with a smile and a happy heart.We are all one family in this world.Do your best to be 40.Do your best to be a goodout without looI was sureperson and replacet(取代)suffering with joy.C.supermarketD.hotelwould decorate31.A.bookstoreB.restaurantC.reachedD.madeA few yea32.A.gaveB.changedC.includeD.coverwas invited to33.A.chooseB.saveD.properlyAfter theB.luckilyC.especially34.A.suddenlyB.expensiveC.you still knowpoorD.high35.A.cheapB.sadnessC.satisfactionD.happinessI can give ba36.A.prideB.itC.thatD.onenephew Mich37.A.thisTears wC.IfD.Unless38.A.AsB.Although63.What didC.expect39.A.makeB.keepD.leaveA.A pho40.A.carefulB.patientC.activeD.kind64.Who is tBA.TheDuring the lifetime,there's going to be one timenyouie when you feel like telling alie.65.The undThere are two possible reasons.First,you are 41 afraid of getting in trouble.Second,you'A.愤怒re so embarrassed(窘迫的)that you hide the42_,so you tell a lie.66.What dIt's never okay to tell a lie about anything even if it's not 43You shouldn't lieA.Mus44there is always a result that will follow behind the lie.And it could45 you in aC.Pracserious situation.If you really enjoy46 friends,you have to be honest.Or it could cause庐江县九年级英语试题第3页(共8页)

  • 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

    2022一2023学年高三考前模拟考试英语第一部分听力(共两节,满分30分)做题时,先将答案标在试卷上。录音内容结束后,你将有2分钟的时间将试卷上的答案转涂到答题卡上。第一节(共5小题;每小题1.5分,满分7.5分)听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。例:How much is the shirt?A.£19.15.B.£9.18.C.£9.15答案是C。1.What does the man want to do?eilut ol ob oA.Take the train.B.Have a meeting.C.Take a taxi.2.Where does the conversation probably take place?A.On a farm.B.In the classroom.C.In a restaurant.3.What did the man do?0a分0A.He lost a dress.B.He broke a plate.C.He missed an appointment.4.What's the probable relationship between the speakers?A.Teacher and student.B.Manager and secretary.C.Doctor and patient.02022一2023学年高三考前模拟考试英语试题第1页共13页

  • 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

    <引一材多变式Why did the author eventually decide to raise his hand?A.Because he finished his homework.B.Because he was not nervous.C.Because he thought of his father's words.D.Because he wanted to know his mistakes.V.微写作。(一)根据下面提示,写一篇介绍田华高一新生活的小短文。1.(新人教版必修一Welcome Unit P5改编)当田华到达美国时,她对自己未来的生活充满了信心。(confidence)2.在她的印象里,与人沟通是一件令人快乐的事情。但这里的人说话语速太快了,以至于她在和其他人交流时遇到了困难。(in one's mind)3.但很快她发现,如果她把注意力集中在句意而不是单个单词的意思上,她就能听懂了!concentrate on;single;understand)4.她开始结交新朋友,和他们一起探索这座城市。(make friends;explore)(二)根据汉语提示补全短文。(2023年浙江1月卷写作改编)Last weekend,(我们学校的学生会组织了一个活动)“Getting to Know the Plants Around Us'”We gathered in the playground at 8:00.At first,(为了倡导亲近自然的生活,做了一个介绍性演讲).Then,divided into groups,we tried toidentify different plants on campus,(欣赏它们出众)The activity concluded with a call for the protection of plants(这个活动给我们留下了深刻印象)and arousedthe enthusiasm of us students for various plants.All of us left with(成就感)and pride.(三)将下面的小语段翻译成英语。(新人教版选择性必修二Uit2P16改编)作为一名留学生,我渐渐适应了新生活。我对这个地方熟悉了起来一当地的商店,俱乐部以及公园。我交了很多朋友并且在学上变得越来越自信。在这个新环境中,我开始有了家的感觉。提示词:gradually;adapt to;get familiar with;make friends;become confident in;feelat home7

  • 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

    24.C。理解具体信息。根据第一段内容可知,对任何未来的医生来说,白大褂授袍仪式都意义非凡,因为穿上白大褂意味着他们的学医之路正式开启。再根据第二段中的received herwhite coat on Aug.20 Her older brother,Carlito Robles...was there to "coat"her in person可知,八月二十日,Maria的哥哥Carlito Robles在授袍仪式上亲自为她穿上了白大褂,因此这一天对她有着特殊意义。25.B。理解词汇。根据划线词后的after struggling with her undergraduate courses and exploredother career paths可知,Maria起先在学业上很吃力,之后探索过其它职业道路。由此推断,她应该是曾经放弃了成为医生的梦想。abandon有“放弃,不再有”之意。twists and turns波折。26.B。推断。第五段介绍Maia起初放弃了当医生的梦想,但最终意识到医学才是她真正想要追求的目标,第六段中Maia先说她能成为一名医学生并参加白大褂授袍仪式象征着她没有放弃梦想,同时她能穿上白大褂也向父母展示了这是他们一家追寻美国梦时不曾想到的结果。由此推断,Maria对自己所取得的成就感到自豪。byproduct意外结果。27.A。理解具体信息。根据倒数第二段中的Maria is also making a military career和最后一段中Maria所说的live a life.that means a profession where I can help more people一and forme,that was military medicine可知,Maria正在努力成为一名军医。【补充说明】physician assistant:医师助理,是包括医生、外科医生、护士和其他医疗保健专业人员在内的医疗团队的成员。医师助理通常提供初级医疗服务。C篇主题语境:人与自然一一环境保护本文是说明文。澳大利亚一些居民和环保人士呼吁人们缩小草坪面积,减少其修剪次数,以保护环境和人类健康。28.D。理解具体信息。根据第三段中的It's a point of pride for many neighbourhoods,and somelocal governments even hold competitions for“best lawn”可知,许多社区留有草坪,因为草坪是他们的骄傲,一些地方政府其至举办“最佳草坪”比赛。29.C。理解观点、态度。根据第六段中Howard所说的话可知,Howard觉得使用汽油的割草机会在割草的过程中导致污染物的排放,使用电动割草机仍然会产生尘粒,引发呼吸疾病,由此推断,Howard认为修剪草坪既污染环境,又危害人类健康。30.B。推断。根据最后两段的内容可知,家里的草坪面积减少后,Suzie并不遗憾,因为鸟类增多了,这让她有更多的机会看到鸟类,同时减轻了在干旱时期保养草坪的压力,是一个双赢的局面,由此推断,Suzie对减少草坪面积反而很满意。31.D。理解主台要义。澳大利亚一些居民和环保人士呼吁人们缩小草坪面积、减少其修剪次数,以保护环境和人类健康,故D项作标题最能体现文章主旨。【补充说明】1.all the same:虽是这样,尽管如此2.hold:n.影响D篇主题语境:人与社会一一历史、社会与文化本文是新闻报道。一家五金连锁店将在法国北部Carnac巨石遗址上建店,法国公众对此表示不满。32.B。理解具体信息。根据第二段中的About39 stones,dating back at least7,000 years,wereremoved from the site可知,这39块巨石已被移走。33.A。理解具体信息。根据第三段中的Carnac,often described as“French Stonehenge”,is

  • 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

    To protect rhinos,September 22nd has beenother campers and looked around.They began to四pull out a few cents or a few dollars to buy whatnamed as World Rhino Day and itthey liked.语言知63.was introduced (introduce)in 2010 to raiseawareness of the plight(of rhinos.WildlifeI felt awkward.Then I walked out of the shoptoward the small wooden houses quietly,feelingorganizations and enthusiasts are coming together作completely sorry for myself and making no attemptto highlight the plight of rhinos.Everyone in theto hide the fact.But after I'd taken only a few stepsworld 64.whocares about rhinos shouldout of the building,one of the campers whom I'd运have 65.arole in protecting rhinos.met for the first time at camp called to me andMaybe each person's small effort can somehowoffered me a few dollars so I could get something.help this species with its survival.I immediately became happy again and thankedhim over and over,and went back in and bought a8little white plastic glow-in-the-dark()cross that第一节I kept at the head of my bed for several years to四为宣传国际生物多样性日,提高大家的环保四come.You could imagine how excited I was at that意识,校生物社团计划本周末去安徽马家溪国家time.写森林公园采集动植物图片资料。假定你是李华,A few weeks ago,my 11-year-old daughter went请给外教Mr White(曾经是一位生物学专家)写一写封邮件,请他担任本次活动的指导老师,内容包on a field trip in Kentucky with some of herschoolmates.I passed by on a business trip and括:met them for an afternoon.Their last activity of1.写邮件目的;2.活动内容;3.希望尽早收到回the afternoon was an hour or so at a park where复。they can enjoy some exciting rides.I had no注意:写作词数应为80左右。intention of joining them,so I went off to get a cupof coffee while everyone else went off to the rides.One possible version:四Dear Mr White.四注意:1.续写词数应为150左右I'm Li Hua.I'm writing to ask you to do us a2.请按如下格式作答。favor on behalf of our school's biology club.晕Then I found a boy crying in a corner.作To help more students know aboutInternational Biodiversity Day and raise theirenvironmental awareness,our club plans to go toThe boy didn't thank me,but that was OK.Majiaxi National Forest Park to collect somepictures this weekend.Located in Anhui Province,the park is home to a sea of plants and animals,but we need some instructions.gOne possible version:四Once as a biology expert,you're the right person四to help us.We would appreciate it if you couldThen I found a boy crying in a corner.I写写walked up to him and asked him what hadjoin ushappened.The boy told me in tears that heLooking forward to your early reply.Yours sincerely,didn't have any money with him for the rides.Li HuaOf course it reminded me of my campexperience as a child immediately.Without theleast hesitation,I reached into my wallet andhanded him a few dollars so he could take therides with his friends.第二节阅读下面材料,根据其内容和所给段落The boy didn't thank me,but that was OK.I四开头语续写两段,使之构成一篇完整的短文。The summer before the sixth grade,I attended四figured he felt awkward and simply didn't knowwhat to say.But I knew he would really have aa church camp in south-central Tennessee.I'dnever been away from both home and parents forgood time with his friends in the park.I was gladthat long,but several of my friends would be作that I was able to do for somebody else what mythere and I did not feel lonely at all.camp friend had done for me many years ago.My parents had never sent a child to campHe still does it for me,over and over again,eachtime I think of him.before,so they stupidly thought that there wouldbe no need for any cash )I didn't think of it,either.However,on the third day of the camp,alittle gift shop opened up.I went in with several详见答案解析页」

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