险性。和文章主旨，其中的Ex©突出了清理核废料这一工作的极端危一、语法填空专练（十）》可知脑h考在冠面。可意不同的语音有不面的文化，不同的文化对于同一事物有不同的语富表遇形式。此处为特指根据20者声介润句意大熊猎，又称熊猫熊或简称箱，是原产于中国中南部的一种嫻。为并列to是固定短语，“原产于”\可知3.考查定语从句。句意：他在面试中被拒绝的一个原因是他的英语说地很整照。子结构可知，“分析句he was refused in the interview"是定语从句，修饰the reasons。引导词根在从句中作原因状语，应用r which,相当于关系翻词y引导。4bt考耷时态。何意：这台机器环了，色几年不工作了。根据“hat时心”可推断出本句应该用现在时。不作这个动作从过去特续到现在，所以说明机器现在仍不工作，应该用一殷现在时，表达“现在的状态”。5.has achieved考查时态。句意：尽管医学已经成功地控制了好几种危险的疾病，但它们还可能会卷土重来。根据句意可知说话者谈论的是从过去延续到现在的情况，故用现在完成时态：6.was1 ooking考查时态。句意：他定是注意到我在看着他。他突然看向我然后轻声问道：“你为什么要那样盯着我看？”根据分析，此句在意义上应该用进行时，又根据此句中的must havesensed和glanced at可知是过去进行时。7.dressing考查非谓语动词。句意：那女子回到家里，穿上华丽的衣服，又去了集市。根据and可知为并列句。是The young woman then retumned and set out for the market place.的并列关系。dress的逻辑主语为the young lady,两者之间为主动关系，dressing herself in rich garments作setout的伴随状语。8.dressed考查非谓语动词。句意：他是一个四十多岁的高大男子，穿西装打领带，看上去很精神。此句主千是He was a big man。(be)dressed in意为“穿着”，表示状态。此处dressed为过去分词形容词化，表示状态，作状语。dress oneself in/e dressed in都表示“穿着”。注意6与第7题的对比。9.0ak考查非谓语动词。句意：面试官很可能会问你预期薪资，这就是谈论薪水、为自己赢得6:00最佳薪资的时机。此处为动词不定式作后置定语，修饰opportunity。10.stands考查时态。句意：河的附近有两座孤零零的房子，房子前面有一棵大苹果树。in frontL/S0/820英语答案·第9页（共32页）

全国100所名校最新高考模枞示花卷全国10所名校最新嘉考横制示猫卷and technologyrecited text I had learned by heart.But this wasn't a realistie approach for the entirety of myA good ability to work together with othersuniversity training.I needed another tool.I tried speech therapy ()but the exercises IPackage Description:learned there didn't make much of a difference.To stop my stutter from affecting my new cahIn return for employees'energy and ideas,we ensure our people are well rewarded.Thereer,I would need a more drastic intervention.hftilonger are with us,the more benefits you will get.Here's what to expect:After much hesitation,I decided to finally try psychoanalysis(心理疗法)to confront my●29days'holidaydeep feelings of shame related to my stutter.With the help of my therapist,I slowly realizedbra●Upon joining,you'll be naturally enrolled onto the Pension(养老金)Planthe real problem was not the stutter itself;it was my fear of stuttering.I decided to get rid ofOur Employee Assistance Programthat fear.It took me about a year to spit out during one of the weekly sessions that I love myyeaDiscounted dining cardsself as I am.Stutter or not,I was going to pursue my desired career in science.weiFlexible working policyMy first chance to test my newfound confidence by speaking in public arrived at a departfortFree gym membership at Northcliffe House Gymmental meeting at the institute where I was a research assistant.I presented my data to 25 or21.What should the features editor do?30 people-and received compliments for my speech for the very first time.I returned home exA.Manage the design team.cited,relieved,and.most of all,proud.teriaB.Offer marketing strategies.Now,I no longer shun public speaking;instead,I actively seek opportunities to be on theC.Update subscriptions data.stage.It is rewarding and inspiring,and I feel excited to have a good story to share.And if IfillecD.Interview experts regularly.happen to stutter along the way,so be it.22.What is one of the requirements for the position?24.What can be learned about the author?menA.He had a poor memory.pateA.Strong leadership.B.A degree in editing.B.He was often misunderstood.compC.Great editing abilityC.He was ashamed to try any therapy.takeD.Good time management skills.D.He focused much on whether he could speak smoothly.23.What is one of the benefits of getting the position?25.What really helped the author solve his problem?familA.Free meals.B.Flexible holidays.A.Speech therapy.B.Mental treatment.withC.A secure retirement.D.Better medical services.C.Making new friends.D.Talking more with others.826.What did the author think of his speech at the departmental meeting?compA.Instructive.B.Successful.withI could not have been better prepared for the talk,my first conference presentation as aC.Awkward.D.Ridiculous.PhD student.I had learned my speech by heart,and I had practiced the answers to potential27.What does the author's story tell us?foundcerebaudience questions.The day before the talk,alone in my room,I felt confident.But as soon asA.If you think you can,you can.28.wthe moderator invited me on stage,I felt like I was walking the plank.I was overwhelmed by aB.The shortest answer is doing.Afear I had experienced too many times before-the fear of getting stuck because of my stutterC.All things come to those who wait.D.You're unique,and nothing can replace you.B(口吃).Looking for a strategy to deal with my stutter,I realized I could speak smoothly whenI。英语卷（十一）第4（共12页）【23·新高考·MN·英语·F·B)○英语卷（十一）第5页（共12）【23·新高考·MN·英语·F刊·册

Capitan became a symbol of faithfulness.But it still remains 51 how he found the grave in the fimplace.Miguel died in a different town and was 52 directly to the site.There was no clue for Capitanofollow,yet he53the man he loved.For us humans,we can more easily find those we love.Capitanreminds us that despite the difficulties that 54 us,there is always a way to get back to 55 love.41.A.yardsB.childhoodC.neighborhoodD.schools42.A.left outB.worn outC.stressed outD.fed up43.A.currentB.missingC.committedD.new44.A.affectionB.respectC.hopeD.knowledge19145.A.amusedB.followedC.inspiredD.struck46.A.take offB.carry onC.turn upD.break down47.A.reasonsB.chancesC.stepsD.attempts48.A.devotionB.charityC.sympathyD.preference49.A.proveB.compareC.attachD.limit50.A.comfortablyB.awkwardlyC.perfectlyD.watchfully51.A.simpleB.unknownC.encouragingD.alive52.A.introducedB.reducedC.transferredD.linked53.A.locatedB.persuadedC.revealedD.defended54.A.pushB.threatenC.combineD.separate55.A.romanticB.selflessC.peacefulD.patient第二节（共10小题；每小题1.5分，满分15分）阅读下面短文，在空白处填人1个适当的单词或括号内单词的正确形式。According to a recent report,tourism in China is now increasing.56.historic and naturalwonders are still the priorities,Chinese tourists now prefer a more rural experience.Most of the visitors fromcities 57.(tire)of the busy urban life.Longing to experience a slow-paced lifestyle,they want58.depere)to make a change on the weekend.Rural trips help visitors enjoy the landscape,59.(free)visitors from concerns.They also helpthe locals get out of 60.porertpr).According to Xinhua,the central budget 61._(invest)6.5billion yuan in 656 infrastructure (projects to boost rural tourism in poor areas in recent years.Meanwhile,the government has also set up many training centers and trained more than 8,000 people62.(help)build a number of quality rural tourism brands.The trend has also been pushed by Chinese internet influencers such as Li Ziqi,63.beautiful-ly-shot videos of simple life in rural China have gained tens 64.millions of viewers.To keep thisboom going and attract more visitors,some rural areas are increasing their appeal.It is believed that,in thenear future,the countryside will become much 65.(beautiful)than in the past.代暗二第四部分写作（共两节，满分40分）第一节应用文写作（满分15分）假定你是李华。你的新西兰笔友Ov发来邮件，表达了对中国学校里循环使用某些学科教材的兴趣。请你给他回封邮件介绍一下循环教材(reeyeling textbooks)的相关情况。内容要点应包括以下两点：

全国@所名役高三侯以二个面的半正多面体，它的各棱长都相等，其中八个面为正三角形，六个面为正方形，称这样的半正多面体为二十四等边体，那么得到的二十四等边体与原正方体的体已知抛物线C的顶点在原点，对称轴为坐标轴，且与直线y=一x一1相切，则抛物积之比为5:6.08设数列a的前项和为8点。以)0m∈N)在两数y2牛号十的图象线C的一个方程可以是少不上，且对任意n∈N,都有S,≤1a,,则数列{3S十2a}的前n项和Tm=解答题：本题共6小题，共70分.解答应写出文字说明、证明过程或演算步骤密在△ABC中，内角A,B,C的对边分别为a,b,c,且S表示△ABC的面积，S=(10分)8+-af’-tx}A合果积与，1=a01呗，((o520步(.A1)求角C的大小；2)若c=2,求△ABC周长的最大值.封0o5=3gn(.59热A台等二喻8点出算1止a“为V.菩，中门8A△市=膜.d5,。=15月景阳前打举夜线

W:What about other things?end.this can help prevy taking risks thatM:The laundry room and dryers are over there.result in major negative results.W:OK.Here is $400 for the rent.【语篇导读】本文是一篇应用文。文章主要介绍了四本(Text 9)适合孩子们阅读的书。W:Hello.I'm Ava.Where are you from,Ben?21.C【解析】细节理解题。根据Wonders of theM:I'm from Norway and I've just moved here.World部分中的“Thisnique...around the world's mostW:Are you good at winter sports then?spectacular sights”可知，这本书是有关世界著名景点的，故M:Yeah,I love winter sports very much,such as skiing,选C项snowboarding and ice diving.But I also like swimming.What22.A【解析】细节理解题。文章第一太书的介绍最后do you do in your free time?-句的“This unique,beautifully illustrated”和文章第三本书W:Well,running used to be my favorite hobby.But now的介绍第一句的including red tex1and训ustrations”说明这I spend most of my spare time in the acting club I joined last两本书都有插图，故选A项。year and I really love the theater-I really want to be an23.Λ【解析】推理判断题。根据文章第一本书的介绍actress one day.Have you got any other hobbies?可知，此书介绍了世界上一些古代定筑和文明历史等内容M:Playing online computer games.I feel quite relaxed让读者从视觉上游览世界奇观，由此可知这本书可以增长when playing the games.Do you spend much time online?读者的知识、故选A项。W:Well,I'm not interested in computer games.I think置语篇导读筹本文是一篇夹叙夹议文。作者是一位动物it's bad for our eyes to play computer games for a long time.学家，也是哥斯达黎加塔拉受卡旧港树懒保护基金会的执行I do prefer chatting face to face with my friends.董亨.他一直致力于树湖的研究。M:I like chatting with friends too.24.B【解析》细节理解题。文章第一段第二句提到W:Oh.Our Chinese teacher is coming.After class I'll作者正在为世界上最慢的哺乳动物配备数据记录背包，其目show you around the school.的是更好地了解树懒的行为。故选B项。(Text 10)25.D双解析】推理判断题。文章第二段最后一句提Whether you lack confidence in one specific area or到，2017年作者成立了树懒保护基金会，因此可知这个基金struggle to feel confident about anything,these confidence会已经有五年以上的历史了.故选D项。tips can help.Firstly,comare yourself to others appropriately.26.C【解析】推理判断题。文章第三段第三向提到，Making comparisons is natural.But it may even have the这只树懒在建筑围栏顶部保持衡是试图躲避两头公牛，故opposite effect.A study found a direct link between envy and选C项。the way you feel about yourself.Specifically,researchers27.A【解析】推理判断题。文章最后一段第三句提noted that when people compared themselves to others,they到，作者可以利用树懒的粪便作为该地区树横数量和位置的experienced envy.The more envy they had,the worse theyfel Secondly,practice positive self-talk.Negative self-talk标志，并最终确定物种的递界、种群下降的速度以及哪些保alimit your abilities and lessen your confidence.Optimiste护措施有效。由此可知，研究树做的亮便是非常有意义的，故选A项。self-talk,on the cther hand,can help improve sclf-compassion,overcome self doubt,and take on new challenges.Here is an【语篇导读】本文是一篇说明文。DroneSeed是-家西摊example to challenge pessimistic self-talk:"I can't handle图无人机开发商数据台，但是它在森林恢复的方面做出了不少贡献。his”becomes“I can do this'”,At last,,face your fears..Pracnec facing some of your fears and you may find a little28.C【解析】细节理解题。根据文章第三段内容可知.DronSeed是关国联邦航空局批准的唯一一家在野火后self-doubt can belp improve your performance.Tell yourself使用重型无人机重断迪林的企业，故选C项。that it's just an experiment.Being a little anxious or making a9.D【解析】推里判所题、文辛第五段最后一白Jayfew mistakes isn't as bad as you think.And each time youZaem现到Drond评估了共重折造林所需付出的务力.move forward,you gain more confidence in yourself.In the通过度市场找到了一个成功的模式并改变了上地所有者的22

On the way driving back from the groceryore,I noticed ahmeless man holdingasi by theside of the road.My heart hurt,andI tried nottolookat him.I watched people stay away from himnthe street and walk by without even meeting his eyes.My son didn'tmtcaremuch,ther.Ilooked at the man closely then-bare hands graspingapiece of cardboard,()ronto hisface,o ou jacket.And there I was struggling because Ihad to buy oil and groceres ButIdecidedto help.I pulled over to the man and handed him a five-dollar bill.注意：1、所续写短文的词数应为150左右：2、续写部分分为两段，每段的开头语已为你写好。Paragraph 1:Seeing this,my son became confused and surprised.Paragraph 2:On that day,my son performed an act that most adults wouldn't have done.Heul-!SeasonComes,Whenre havves火avecared frouv appies ave/w,uhiclaige andandeY2Cod ane al chamel6Vey山ue quuliy of9eta6的peouwe haveov prite is als Vg f.W-thvee pownds,we s prorid frServce.m additenou e not styon Can eujay Seven dys n vecn

种，不指名是哪种氢化物其沸点高低不能判断，A8e+10OHCO号+7H2O,石墨电极b上项错误；CO作为配体通常是电负性较差的C原的电极反应式为：2CH2=CHCN+2H++2e子提供电子对，B项正确；工业利用焦炭还原二一NC(CH2)2CN,每个电池甲烷通入量为氧化硅制粗硅的反应中焦炭作还原剂，单质硅是5.6L(标准状况)且反应完全，则电路中转移电还原产物，不能说明碳和硅的非金属性强弱，C子为2mol,理论上最多能获得1mol的项错误；Fe的价层电子排布式为3d4s2,价层电NC(CH2)4CN,C项错误；D项正确。子运动状态有8种，D项错误。15.【答案】D10.【答案】D【解析】C原子的杂化方式发生了改变，如二氧【解析】由图可知K。=cH+)c(A2)c(HA-),化碳中的一个碳原子由sp杂化转变为sp杂化Ksp [Cu (OH)2]=c (Cu2+)X c2 (OH )等，A项错误；反应过程没有非极性键的断裂，BKm[Cr(OH)3]=c(Cr3+)Xc3(OH),化简可得项错误；催化剂不能改变反应热，C项错误；这A）O十竖，即为尚线两种物质符合催化剂的定义，D项正确。c(A2-)11.【答案】Dpc(Cu2+)=-2pOH-lgKp[Cu(OH)2],即为曲【解析】若I处于各顶角位置，则K处于体心位线②；pc(Cr3+)=-3pOH-lgKp[Cr(OH)3],置，O应处于棱心位置，D项错误。即为曲线③。根据图中(5.5,0)算出12.【答案】BK=108.5,根据图中(9.8,0)算出【解析】由有机层获取Fe2(SO4)溶液应使反应K[Cu(OH)2]=10-196,根据图中(10.2,0)算出Fe2(SO4)3(水层)+6RH(有机层)=2R,FeKp[Cr(OH)3]=10-30.6。A项K,=10-85,数量(有机层)十3H2SO4(水层)逆向移动，应加入级为109，A项正确；B项：代入上述数据计算H2SO4而不是Fe2O3Kp[Cr(OH)3]:Kp[Cu(OH)2]=10-1,B项正13.【答案】A确；C项当pOH=5.5时，溶液中c(HA-)=【解析】CaO可吸收生成的CO2,促进衡正向c(A2-),现pOH=5.4,则c(HA-)

第四部分写作（共两节，满分40分）假定你是学校英语协会主席李华，你校准备设立“English Language Day”,请你用英语为这第一节（满分15分）活动写一份推广文案。内容包括。1.活动时间；2.活动内容。1.写作词数应为80左右；注意2.请按如下格式在答题卡的相应位置作答。阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。第二节（满分25分）Larry was diagnosed with cancer of the bone when he was seven.Surgeons removed hisleg,giving him a 5 percent chance of recovery.I remember when Larry first came into my physical education class."How is he going tofit into my class?"I thought.However,Larry was never a problem I was the problem.I wasan inexperienced teacher and was worried that he would get hurt,but he never did.Once we were playing basketball,and it seemed like every time Larry would get close tothe action,the team went in the opposite direction.This happened repeatedly.I wanted sobadly to tell Larry"Just stand still."It didn't appear to bother him at all.It bothered me a lotbecause I never saw him reaching his goal,and I badly wanted him to attain it.It is natural forme to want everyone who has a goal to reach it.Larryalso participated in The President's Physical Fitness Test.The first test involvedchin-ups.He completed some-don't know how many,but it was enough to be in the 95thpercentile.This is required to earn The President's Physical Fitness Award.I did notrealizethe significance of that score at the time.英语试题第11页（共12页）

17:20:!!5G29Lb)希望从这次事件中吸取经验，下次直升机能够安全地将助推器带到陆地或附近的船上。由此可推知，这次尝试虽然没有成功，但也是一次很好的试验。英语试题参考答案第1页35,C。主旨大意题。文章主要介绍了加利福尼亚一家名叫火箭实验室(Rocket Lab)的公司尝试用直升机抓住火箭助推器使其免于坠落入海。故C项适合作文章标题。第二节（共5小题：每小题2.5分，满分12.5分）【语篇解读】本文是一篇说明文。主要介绍了如何阅读经典书籍。36.G。上一句提到阅读经典书籍产生的恐惧是真实且非常普遍的，下一句提到因此，如果你不想错过它，请在开始（阅读）任何经典之前遵循这些建议。G项“但经典书籍有实用信息，可以帮助你以不同的方式思考。”承上启下。37.D。上一句提到刚刚开始阅读经典之旅的人无法进人其中，下一句提到因此，当你已经在阅读当代小说时，你已经有了作为读者的感觉。D项“经过两天的阅读，他们失去了兴趣。”承上启下38.A。下文提到你需要知道哪些经典适合你。不同的人有不同的思维和写作选择。不同的作者有不同的表达感受和思考的方式。因此，当你爱一个作家时，你也爱他的书，无论它的年龄如何。A项“找到你的选择。”总领本段主旨。39.E。根据上文可知，当你感到害怕时，你的大脑无法处理句子，也无法理解简单的含义。E项“所以要充满希望，花时间充满激情地阅读经典。”符合语境。40.F。上一句提到很多经典篇幅很长，所以人们不敢读经典，下一句提到通常，由于语言的原因，某些人需要更长的时间来阅读经典。F项“许多人发现它们令人生畏和可怕，因为它们太长了。”承上启下。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）【语篇解读】奇迹的秘诀确实非常简单。你所需要的只是一颗充满爱的心和一只帮助任何美好事物发生的手。4l.D。下文提到“at the right time”,此处选择place表示在正确的时间与正确的“地点”。42.A。根据下文小男孩受到关注可知，他突发疾病。43.B。当这个小男孩继续“表达”他的悲伤时，飞机上的乘客保持安静44.D。小男孩的异常表现令每个人都处于“紧张”状态。on edge“紧张不安”45.B。碰巧的是，The Groners夫妇经营着一家名为ZABS Place的组织，这是一家商店和面向残疾青年的就业培训中心。it(just)so happens that.意为“碰巧，恰好”46.C。根据上文提到的“碰巧”可知，这个组织是为“残疾”青年提供服务。47.D。鉴于Rochel有类似的经验，大约15分钟后，Rochel走到男孩父母身边，问她是否可以“帮忙”48.B。上文提到“Rochel reached out her hand'”,处于困境中的小男孩自然而然地“抓住”了对方的手。49.C。在接下来的几个小时，Rochel陪小男孩玩，并“安慰”他。50.A。由下文提到小男孩恢复正常可知，The Groners夫妇相信“奇迹”的秘决确实非常简单。51.D。你所需要的只是一颗充满爱的心和一只“帮助”任何美好事物发生的手。52.C。由下文提到小男孩恢复正常可知，爱心确确实实做到了帮助他人。那天“确实”证明了这一点。53.A。根据他们的Facebook帖子，飞机上的大多数乘客都“敬佩地”看着Roch©l毫不费力地安抚了这个似乎很“难过的”小孩54.D。形容词heartbroken“极为悲伤的”，符合语境。55.B。她的例子只是“表明”，你永远不知道你的善意会激起多大的涟漪。第二节(共10小题：点小小、顺1.5分.满分15分)【语篇解读】旅美大熊猫“丫丫”回家了！在经过十几个小时的飞行后，运送“丫丫”的专机终于在上海浦东机场降落。这个消息出，网友们纷纷表达对“丫丫”的关心和祝福，欢迎它回家56.flight。考查词性转换。根据前面的形容词special可知，此处应填入fly的名词形式flight57.werc。考查时态。根据前面的谓语动词said可知，此处用一般过去时58.Waving。考查非谓语动词。分析句子结构可知，此处是现在分词短语作伴随状语。59.or。考查连词。根据语境可知，前后为选择关系，故用并列连词or。either...or.“或…或…，不是…就是…”，在句中连接两个并列成分。60.a。考查冠词。空后的名词词组long life是单数形式，发音又是以辅音音素开头，故用不定冠词a61.to adapt。考查非谓语动词。分析句子结构可知，此处是动词不定式短语作目的状语62.wher℃。考查定语从句。分析句子结构可知，所填词引导限制性定语从句，且在从句中作地点状语，先行词是Beijing Zoo,故填where。63,their。考查代词。根据后面的名词concerns可知，此处应填形容词性物主代词。64.to。考查固定搭配。contribute to为固定短语，意为“致力于”65.largest。.考查形容词最高级。分析语境可知，日本的大熊猫有9只，为拥有海外旅居的大熊猫最多的国家第四部分写作（共两节，满分40分）第一节（满分15分）【参考范文】Dear classmatesMarch 3,2023 is the tenth World Wildlife Day,whose theme is "Partnerships for Wildlife Conservation".To begin with,Ithink it significant to establish such a day,because it can improve public awareness of wildlife protection.In addition,humansshould live in harmony with nature.So on March 3,our school held a series of activities,such as putting up posters,broadcasting short videos,holding lecturesand knowledge contests to raise our awareness of protecting wildlife,which are welcomed and praised by teachers and students.We all feel very proud of the surprising achievements.In my opinion,in order to protect wildlife better,severe laws must be carried out to punish whoever destroys wildlife评分细则：三个要点，一个要点3分，覆盖全部要点，表达基本到位给及格分9分，如要点齐全，表达词汇有限，句式单调语法错误多的最多给6分。若表达出色，但遗漏个别要点最高给12分。英语试题参考答案第2页评分标准：1.总分为15分，按5个档次给分2.从内容，词汇语法，篇章结构三个方面考虑：1)交际：对内容要点的覆盖情况，表述的清晰程度与合理性2)语言：词汇和语法结构应用的准确性，恰当性及多样性：3)语篇：上下文衔接和全文的连贯性3.评分时，先根据文章的内容和语言初步确定其所属档次，然后以该档次的要求来衡量，确定或调整档次，最后给分4.词数少于60的，从总分中减去2分。5.拼写与标点符号是语言准确性的一个方面，评分时，应视其对交际的影响程度予以考虑。英、美拼写和词汇用法均可接受6.如书写较差，以至影响交际，将分数降低一个档次7.内容要点可用不同方式表达，对紧扣主题活当发不扣分

10.下列各组澄清溶液中离子能大量共存，且滴入X试剂后发生的离子方程式书写正确的是选项离子组X试剂离子方程式ANH:、Fe+、SO、r过量NazS3Fe3+2S2-=2Fe2++S↓+FeS↓BFe2、K*、NO、C少量HI4H*+3Fe2 +NO =3Fe*+NO +2H OK*、Na*、SO3、AIO:少量NH,CINH:+AlO;+2H2O=Al(OH)+NH3.H2ODK*、NH、CIO、SO少量S0,SO,+H,O+CIO-=SO+2H*+CI-11.下列方程式中正确的是A少量Ca(OH)2溶液与过量NaHCO3溶液反应：HC0;+Ca2+0H=CaC0,↓+H,0B疏酸铜溶液中滴入几滴氨水：Cu2+4NH3H2O=[CuNH)4]2+4H2OC.少量S02通入Ca(CIO)2溶液：Ca2*+S02+3Cl0+H20=CaS04+CI+2HCl0D.向Fel溶液中通入少量Cl2:2Fe2*+CL,=2Fe3++2CI12.从黑铜矿（主要含有Cu2S、FS和少量SO2杂质），利用黑铜矿湿法炼铜并制取硫酸亚铁溶液的工艺流程如图：空气稀流酸过量固体X试剂Y黑铜刊矿石(Cu2S、FeS)高温煅烧酸浸浸出液除杂CuS0,等FeSO,溶液下列说法错误的是A黑铜矿在高温煅烧”前需要经过粉碎处理B.“高温煅烧时，每生成1molS02,转移6mol电子C.酸浸时，应加入稍过量的稀疏酸，提高浸出率D.固体X可以为铁粉，试剂Y可以为CSO4溶液