2023年普通高校招生考试分科诊断测试卷(三)·英语参考答案、提示及评分细则1~5 CBAAC 6~10 BBCAC 11~15 BAABC 16~20 BACAA【文章大意】本文是一篇应用文。文章主婴介绍了2022年度最畅销的四木科幻小说,它们各具特色,都非常值得一看.21.B细节理解题。前而两个科幻小说都提到了残桥的战争,因此答案B项正确。22.A细节理解题。文章Jack Four部分第一句的“one of twenty human clones一has been created to besold.."说明Jack Four是一个克降人。故选A。23.D细节理解题。文章Rab1s部分第-·句说明此书是关于·个危险的、有时致命的地下游戏。故选D【文章大意】木文是一篇记叙文。文章讲述作者自己在照顺生病儿子时,通过写作继续自已的研究从而度过生活难关和激励他人的故市。24.D细节理解题。根据第一段中的“..he had found the picce-一my first narrative medicine article about myexperience parenting a son with a complex medical disorder.,”可知,作者的第一篇叙事医学文章,讲述了她养育一个悲有复杂疾病的儿子的经历。故选D。25.B词义猜测题.根据第二段的"But I was also nervous about the potential exposure.I was surprised andthrilled when it was accepted for publication,and readers'sympathy,constructive responses alleviated myconcerns about sharing my family's story..”可知l,作者对潜在的噪光感到紧张。但当第一篇文尞被接受出版时,她感到既惊讶又激动。读者的同情和建设性的回应减轻了她对分乎家庭枚半的担忧。枚选B26.A推理判断题。根据金文中的“,,I was touched and reminded of how important these pieces were..,.Atthe time,major medical journals were beginning to publish narrative pieces.I submitted my first article...Through it all,the narrative articles continued to flow..Writing about..”可知,作者有写作的惯,故选A。27.B推理判断愿。纵览全文,作者主要介绍了白己在照顾生病的儿子中通过写作继续白己的研究,从而帮助自己度过了混乱的生活,并激励了他人的故事。故选B。【文章大意】本文是一篇说明文。一项新研究发现,孩子与治疗犬一起,培养了孩子的社交技能,同时改善了孩子的情绪,提高了他们课程的参与度。专家对此十分赞赏。28.B细节理解题。根据第二段的“The research saw22 children from the()kanagan Boys and Girls Club takepart in a series of courses to help them build their social skills..”可l,当时这项研究的目的是帮助孩子们培养社交技能。故选B。29.D推理判断题。根据第三段研究过程介绍可知,最后孩了们将在他们毛茸茸的新朋友和志愿者指导的陪伴下,与大楼里的大学生一起练新技能。这甲“毛聋聋的新朋友“指的是治疗犬。30.D细节理解题。根据第五段的“()ur team saw that by interacting with the therapy dogs.the children'smoods improved and their engagement in t小eir lessons increased.."可知,独特优势包含“孩子情绪的改善和课程参与度的提高”。故选D。31.A推理判断题。根据最后一段可知,哈里斯认为这个项日对孩子们的能响很感人。即他对此项目很赞货。故选A。【文章大意】本文是一篇说明文。文章主婴从研究口标、研究方法和研究结论等方面告诉我们:人类大脑可以预测会话交流中的下一个词。32.D细节理解题。根据第一段的“.,your conversational partner will arrive at the same word you have beenthinking of.Amazingly,your companion will often do so."可知,在和熟人谈话的过程中,你的大脑可能会跳过,预料到对方会说什么。也许你会脱口而出想到什么就说什么。或者你会静静地猜测.等着在成千上万的可能性中,你的谈话对象是否会说出你一直在想的那个词。令人惊讶的是,你的同伴经常会这样做。故选D。33.A段落大意题。根据文?第三段的“The researchers discovered.,and reading times.”以及下文的介绍可知,本段主要俪述“建模的功能”。故选A。34,A标题归纳题。根据全文可知,本文主要从研究日标,研究方法和研究结论等方而告诉我们:人类大脑可以预测会话交流巾的下一个词。故选A35.C推理判断题,根据文章最后一段中的“These models are much better than I would have predicted,relative to human neural data,.That just opens up all sorts of doors.."可知,本文下文将削述建模技术的进一步研究。故选C。【文章大意】本文是一篇说明文。文章介绍了三种导致食物浪费的原因。36.E文章介绍了导致食物浓费的原因,且第一段是金文的总起段洛,而空处所在的最后一句既是第一段的总结句,又引领后面三个分标题。故选E项,,【2023年分科诊断测试卷(三)·英语参考答案第1页(共4页)】
晚上11:04心%园书令4可乡←识别结果程不可阻挡,彰显了我国维护国家利益的决心是坚定《移战不冠晚。24.【答案】A【解析】美国掏空“一个中国”原则,必然会导致严重冲突,威胁世界和,因此霸权主义和强权政治是世界和的威胁,①正确。不同国家间会有飞利益色对女。但不必然导致国家间关系的紧张,②错误。漫画表达了美国的做法最终会损害自身利益,强调道个和发爬潮流的行径必然反噬自身,③正确。漫画是讽刺美国的行径,并不是强调主权国家的内政不受于涉(④不符合题意。25.【答案】D【解析】士席文章的观点,不强调我国自主决定对国际问题的态度和政策,①不符合题意。题干反映我国对国家合作的观点,不体现建设有利的国际发展环境的行动,②不符合题意。主席强调各国团结合作,共克时艰,体现了构建人类命运共同体的主张,在国际事务中发挥着负责任大国的作用,③④正确。睿系(1)202年上半年全国财政收入与支出均呈增长趋势,财政收入增速较快(1公1.nHh士山+工+hh☑日心复制校对存至便签发送
5.作为国有资本投资公司,甘肃建投集团整合设计咨询、建材生产、装备制造等板块,退出传统建材领域和低效建筑机被制造领域,投资发展绿色新兴建材和光进装备制造。对所属338户企业主业及其他业务板块进行系统梳理,对23户低收益率、低现金回报,高风喻的项目和企业进行清理,进一步提高资产运营效率。甘肃建投集团的做法①推进了国有企业的兼并重组.提高资源使用效率②有利于做优做大做强国有企业,发挥国企主导作用③优化了国有资本布局,若力提升国有经济竞争力④有利于扩大国有资本的控制范围,服务全省的发展A.①②B.①④C.②③D.③④6.某商业银行创新互联网、区块链等金融科技应用,构建起“科技+金融+行业”综合服务台,打造台化服务银行,积极服务实体经济,为企业提供极简、高效、灵活的新型金融服务。该银行的做法①体现了商业银行是社会再生产顺利进行的纽带②体现了商业银行开展结算业务,为企业服务③是市场发挥调节作用的体现,优化了资源配置③能降低企业的融资成本,增加企业经营利润A.①③B.①④C.②③D.②④7.技能人才是促进产业升级、推动经济高质量发展的重要支撑。深圳全面实施“市场化、专业化、多元化”的技能人才评价体制机制改革,加快推进以企业、院校、行业协会等为主要载体的职业技能等级认定,为“广东技工”队伍建设提供了有力支持,为技能人才成长成才提供了更加广阔的天地。对该市做法分析正确的有①保障劳动者接受技能培训的权利,增强获得感②打造新型技能人才大军,激发人们侧业致富信心③发挥市场在初次分配中的作用,更好提高效率④完善按要素分配的机制,有利于激发人才积极性A.①②B.②④C.①③D.③④8.受新冠疫情持续、国际局势变化超预期的影响,我国经济下行压力进一步加大,稳就业意义重大。为此,财政、货币政策要以就业优先为导向,通过实行退诚税、缓缴社保费、降低融资成本等措施,稳市场主体稳岗位稳就业。不考虑其他因素,财政、货币政策对隐就业产生影响的传导路径正确的是①降低企业成本,缓解企业现金流压力②使企业回归正常经营,稳市场主体③财政、货币政策发挥逆周期调节作用④增加劳动需求,提供更多就业岗位A.②+①→③→④且②+①→④*③C.③+①+②→④D④+②+①→③3.自2022年1月起,M国连续6个月消费者价格指数(CP)超过7%,6月份更是同比上涨了9.1%,打破了1981年11月以来的最高纪录。为应对持续的高通胀M国可采取的宏观调控措施有①采取特续加息政策②降低存款准备金率③压缩政府财政支出④降低个税的起征点A①2B.①③C.②④D.③④10.近年来,螺狮粉的销售火爆异常,带动了乡村螺斯粉匠料种养产业的发展,不仅培育摄苗、养殖螺斯,还拓展了螺蜘加工,螺蛳粉生产,劳动研学、旅游等业务,螺婶粉产业进一步发展。可见,螺狮粉产业发展成功是因为①三大产业融合发展,走出乡村致富新路子②抓线上促营销,让电商助农发挥更大作用③延长产业饶和价值链,增加了产品附加值④立标准塑品牌,螺斯粉产业反哺乡村振兴A.①③B.①④C.②③D.②④政治第2页(共6页)
【解析】加快推进现代化边境小康村建设,是实施乡村振兴战略,建设现代化经济体系的客观要求,有利于建立协调有效的区域发展机制,推动经济高质量发展,①②符合题意。创新是引领发展的第一动力,现代化经济体系的根基是实体经济,③选项表述错误。材料体现的是解决城乡协调发展而非促进区域协调发展,④不符合题意。故本题选A。5.【答案】D【解析】国家健全公竞争审查制度,强化反垄断监管,可以防止资本无序扩张,但是“保证企业生存营利空间”表述不当;故排除A。加快建设全国统一大市场,深化要素价格市场化改革,优化企业要素配置与提高企业市场占有率无直接联系;故排除B。央行降息降准,银行加大信贷资金投放力度,有助于缓解企业融资难,但不可能降低企业投资风险。企业经营风险和企业自身经营管理、核心竞争力等密切相关;故排除C。实施企业纾困政策,增值税小规模纳税人免征增值税,可以减轻小微企业经济负担,有利于提振小微企业市场信心,故D符合题意。故本题选D。6.【答案】D【解析】本题要求选择不正确的选项。材料反映了经济发展初期,人均GDP的增长,社会保障水不断提高;但经济发展达到一定阶段后,社会保障水会随着经济继续发展逐步回落到基本生活水线,说明了完善社会保障制度要与经济社会发展阶段相匹配,社会保障水不是越高越好,需要兼顾公和效率,社会保障体系建设与经济发展是对立统一关系。①②选项表述正确,但是不符合题目要求。③选项中“针对弱势群体的生存需要实施差异化的保障措施”的表述错误,③符合题目要求;④选项中的“社会保障水必须与经济发展水同时同步提高”说法错误,但是符合符合题目要求。故本题选D。7.【答案】B【解析】①选项中的“实现了新目标”表述不准确,不选;人民就是江山,中国共产党坚持人民至上的根本立场,中国共产党以全心全意为人民服务为根本宗旨,②选项表述错误。漫画《不忘初心》主要说明中国共产党以全心全意为人民服务为宗旨,中国共产党领导和执政地位是中国人民经历长期的实践中作出的历史性选择,江山就是人民,党为人民谋幸福,保持党同人民群众血肉联系夯实党的执政基础,③④正确。故本题选B。8.【答案】C【解析】根据题意,我国人民行使国家权力的路径是:首先是党领导一切,坚持党的领导、人民当家作主、依法治国相统一;⑥排在第一位。由人民通过民主选举选出各级人大代表,
①水路交通便利②矿产、水力等资源丰富③土地和用工成本低④技术力量雄厚A.①②B.①③C.②③D.③④5.为推动长江流域的综合开发,两区域在生态安全方面可以开展的合作是()A.航道建设B.西电东送C.劳务输出D.水土保持读下图,完成下列6-7题。黄河年均运加气温年降水量/mm55 km明东州614120°1226.图示区域发展过程中主要的限制性因素是A.劳动力B.资金C.技术D.能源7.图示地区对沿长江经济带的作用是A.提供丰富的能源与矿产资源B.承接内陆地区产业转移及市场C.为内陆经济发展提供资金、技术支持D.成为内陆地区商品出口的唯一通道2017年5月19日,我国在南海北部进行的可燃冰(天然气的水合物)试开采获得成功。据此完成8-9小题。8.下列关于我国可燃冰试采成功意义的叙述,不正确的是()A.缓解能源的紧张状况B.保障能源的供应安全C.优化能源的消费结构D.解决能源的污染问题9.按自然资源的属性划分,可燃冰属于()A.水资源B.气候资源C.矿产资源D.土地资源
【达「版权所有,未经许可禁止外传,一经发现追究法律责任材料分析材料分析
在检查中了解到,近年来,各部门大力清理与外商投资法不相符的法规、规章和规范性文件等规定,国务院及有关部门出台了配套法规规章。检查组也发现,部分配套规则制度还存在部分规定过粗、过时等问题,需要细化改进。个别地方在政府采购中区别对待外资企业,要求外资企业提供额外本国信息,导致外资企业无法同等享受内资企业获得的政府补贴等扶持政策。由于部门之间缺乏统一共享机制,导致外资企业无法通过网上全流程方式办理注册登记手续,影响了管理部门对外商投资信息的全面准确掌握。负面清单管理制度目前还不够完善,具体包括负面清单限制或禁止进入领域不够具体、负面清单与部分行业政策不协调、外国投资者对进入负面清单以外领域缺乏明确预期等。针对这些问题,检查组建议相关部门要继续清理有关规章制度和政策,及时修订相关配套制度,相关涉外资政策法规的制定要依法进行,加强部门间的信息共享与监管,等等。结合材料,运用人民代表大会制度的相关知识,分析人大是如何通过行使监督权为外商投资筑起保护屏障的。(12分)41.阅读材料,完成下列要求。(26分)党的百年奋斗史就是一部伟大斗争史。建立中国共产党、成立中华人民共和国、实行改革开放、推进新时代中国特色社会主义事业,都是在斗争中诞生、在斗争中发展、在斗争中壮大的。从“红军不怕远征难”的豪迈,到“拼命也要拿下大油田”的干劲,从“我是党员我先上”的坚定,到“千难万险不退缩”的勇毅,中国共产党人始终坚持发扬斗争精神,始终敢于挺身而出、迎难而上,团结带领亿万人民取得一个又一个胜利。在百年奋斗征程中,中国共产党锤炼了不畏强敌、不惧风险、敢于斗争、敢于胜利的风骨和品质。这种风骨和品质,成为党鲜明的特质和特点。在党的二十大报告中,把“坚持发扬斗争精神”作为前进道路上必须牢牢把握的重大原则之一。(1)党的百年奋斗史就是一部伟大斗争史。结合材料,运用实践和认识的辩证关系谈谈你对斗争精神的理解。(10分)(2)斗争精神离不开实践,实践也离不开斗争精神。有人据此认为二者地位是并列的。请运用假言判断的相关知识对此观点予以分析。(10分)(3)弘扬斗争精神需要不断奋斗。结合材料,运用文化的相关知识,以“青春,当以奋斗为底色”为主题,描述青春该有的样子。要求:主题鲜明,表述清楚,逻辑严谨。字数150~200字。(6分)42.阅读材料,回答问题。(25分)材料一15世纪末至16世纪初,大西洋一印度洋一太洋新航线的开辟,促使以中国为中心的瓷器贸易体系从区域走向全球的重要转折。下表“沉船数量及来源地统计”,见证了当时远洋贸易的繁荣。沉船数量及来源地统计(单位:艘)沉船编年中国东南亚葡萄牙荷兰西班牙其他总计第一期:15世纪末期至16世纪60年代3P200013第二期:16世纪70和80年代5306017第三期:16世纪90年代至17世纪40年代401114135第四期:17世纪90年代至18世纪20年代31110总计151217251282文科综合试题第10页(共12页)
口■■■▣口口②方法一:纯合宽叶3号染色体单体植株与窄叶染色体正常植株作为亲本杂交获得E,若相关基因不在3号染色体上,则应表示为EE×ee,后代都为E®:若相关基因在3号染色体上,则应表示为EO(O表示3号染色体缺失导致的无另一个E基因),后代E:eO=1:1。方法二:纯合宽叶3号染色体单体植株与窄叶3号染色体单体植株作为亲本杂交获得F1,若相关基因不在3号染色体上,则应表示为EE×ee,后代都为Ee:若相关基因在3号染色体上,则应表示为E0(O表示3号染色体缺失导致的无另一个E基因)×eO,后代Ee:EO:e0:OO=1:1:1:l,一对同源染色体都缺失不能存活,因此宽叶:窄叶=2:1。20.(除特殊标注外,每空1分,共11分)(1)PCR3引物A和引物B引物A和引物D(2)引物B和引物C存在碱基互补配对片段,置于同一反应系统时它们会发生结合而失去作用(2分)2(2分)》(3)5'氨苄青霉素四环素氨苄青霉素【解析】(1)PCR3时,杂交DNA的两条链可以互为模板和引物,不需要引物。根据图中PCR1扩增的蛋白A基因部分,推出该过程需要的引物是引物A和引物B。由于PCR4扩增的是新的蛋白A基因,推出该过程需要的引物是引物A和引物D。(2)因为引物B和引物C为互补序列,在一个反应系统中同时进行PCR1和PCR2时,引物B和引物C会因发生结合而失去作用。将PCR1和PCR2得到的产物混合、变性后杂交,除能得到原本的PCR1和PCR2产物外,还有533一5'和35+5一3'两种新类型的杂交DNA分子。(3)因为引入的限制酶识别序列在模板链上没有对应的互补序列,所以应在引物的5'端引入,不影响3′端子链的延伸。因为重组质粒中的四环素抗性基因被破坏,所以在含氨苄青霉素的固体培养基上含质粒和含重组质粒的大肠杆菌能存活,而在含四环素的培养基上仅含质粒的大肠杆菌能存活。应先使用无菌的绒毡布压在含氨苄青霉素的固体培养基的菌落上,带出含质粒的大肠杆菌和含重组质粒的大肠杆菌,再移并压在含有四环素的固体培养基上,最终通过对比在含氨苄青霉素的固体培养基上获得含重组质粒的菌落。生物参考答案·第4页(共4页)
最新中考模拟训练·物理(五)在探究电流与电压的关系”实验中,图17甲是小明设计的电路,电源电压恒为6V。/a1SOu山,30204A0.62hU/Ve68022V乙。丙022图171()请用笔画线代替导线,在图甲中完成电路连接,要求闭合开关前,需要将滑片P移至最右端(2)图17乙是小明根据实验数据画出的电流随电压变化的关系图像,分析图像可知:电阻一定时,通过导体的电流与导体两端电压成比;实验所用的定值电阻阻值为(3)本实验(选填“能”或“不能”)用小灯泡代替定值电阻进行实验,理由:学22Q(④)某时刻电流表示数如图17丙所示,此时对应滑动变阻器接入电路的电阻为Q;若实验过程中滑动变阻器被短路,则电流表示数将变为A。席1.小丽同学在实验室完成“探究浮力的大小与哪些因素有关”实验☑5乙丙屈图19【进行实验】按图18所示的顺序完成实验。(I)通过a、c两次实验,可知物体浸没在水中时所受浮力大小是N呀(2)通过c、d两次实验,可得出结论:物体所受浮力大小与浸没深度(选填“有关”或“无关”)(3)通过c、e两次实验,可探究物体所受浮力大小与的关系。僧【结论】根据实验现象可得出结论:浸在液体中的物体,受到的浮力与和液体的密度有关。【拓展】小宇用磁力块来探究浮力的大小与哪些因素有关。他先将磁力块按图19甲所示进0.y行组合,再用测力计挂着匀速浸入水中,发现测力计示数变化的幅度是前半程大。由此他猜想物体受到的浮力大小与物体的形状有关,他的猜想(选填“正确”或“不正确”)。如果要你通过实验来验证,现提供图19乙、丙两组磁力块,你会选用(选填“乙”或“丙”)组的磁力块,理由是.o(30)【JX)X40
-
her students and their families.A few years ago,the Kansas teacher attended a trauma (conference.She learned that some po-lice stations partner with schools so they an letechers know whenof their students has a policeter,something that could cause them to need extra care or attentio.A year after the onference,Rachel hada student with autism (who frequently had tough days.Tosupport the student,Rachel told his momto simply text her"handle with care"to let her know when it was going to be one of those days.The simple method was such a success that Rachel decided to send all her students home with a note fortheir parents.It explained what the"Handle with Caresystem was and how they could take advantage of it.In no time,parents began to show their appreciation for Rachel'sinredible act of kindness.But Rachel'ssym-pathy didn't end with her class.Word spread of the amazing system,and teachers across the country begangiving it a shot in their own classrooms.Printouts can be found on the Smart School House website,and thefeedback has been extremely positive!Even though teachers can sometimes tell when a student is having a tough day just by the way they're act-ing,Rachel said these simple texts allow educators to make minor adjustments in advance that,intu,makethe whole day better for everyone."It's important for me to give kids a few minutes of extra time or space,"she said,.“and it's easy to give,”24.What does the underlined word "this"in paragraph 1 refer to?A.The tough time in life.B.The beauty of nature.C.A positive attitude to hardship.D.An extreme working style.25.How did Rachel help the student with autism?A.By getting assistance from some police stations.81e3B.By knowing his state at home from his mother.到C.By discussing his trauma in a conference.D.By supporting him to do what he wants.26.Why did Rachel send notes to the parents of all her students?A.To prove the behavior is efficient.d)AB.To help the parents know about autism.C.To gain the parents'sympathy for herself.vsunds nOo1 sd)AD.To show her concern about every student.27.Which of the following can best describe Rachel?A.Responsible and considerate.B.Energetic and grateful.C.Curious and courageous.D.Humorous and warm-hearted.CMore than 140 sign languages are used today,primarily by deaf communities around the world.Like spo-ken languages,each sign language has its own grammar,vocabulary and other special features.For example,American Sign Language is unintelligible(无法了解的)to British Sign Language,In fact,American Sign Lan-线guage has more in common with French Sign Language,largely because French educators played a key role inhelping get deaf schools founded in the United States during the 19th century.There haven't been a lot of comparisons of sign languages.University of Texas,Austin linguist JustinPower,and his colleagues aim to address that information gap.In order to study the question of sign languageevolution,they first collected a database of manual alphabets()from dozens of different sign langua-ges around the world.So a manual alphabet is kind of a subsystem within a sign language that is used to repre-sent a written language.And there's a hand shape that corresponds to each letter.To uncover relationships between the alphabets,the researchers used the same methods that biologists金卷押题猜题英语(七)第4页(共8页)22·JJ·YTCT
二、非选择题:共4题,共计61分。15.(14.(15分)新泽茉莉醛是一种名贵的香料,其合成路线如下:CHO◇①一ANaOH溶液高压BH2O2Br2/FeBr,C.HOc☐CHC,oH催化剂C.HO2 NaOHOH0回2a回②→H,c<8CCH,CHCHOCH,新泽茉莉醛已知:ORCHO+-R'CH,CHO NOH溶液RCH一CCHO+H,O△-RCH2OHH+CH2O、②RCHO+CHR+H2OCH2OHCH2O(1)已知甲的相对分子质量为30,甲的名称为(2)写出反应①的化学方程式:(3)D中含氧官能团的名称是(4)写出E的结构简式:(5)E一种同分异构体同时满足下列条件,写出该同分异构体的结构简式:①分子中含有4种不同化学环境的氢原子;②碱性条件水解,酸化后得2种产物,其中一种含苯环且有2种含氧官能团,2种产物均能被银氨溶液氧化。CHO(6)结合已知①,设计以乙醇和苯甲醛()为原料(无机试剂任选)制备8CH一CH一C一OCH,CH,的合成路线(用结构简式表示有机物,用箭头表示转化关系,箭头上注明试剂和反应条件)
hefreusaid."igent technoloesoaeproblem faced by theconsuction industry,freeing workers70 their heavy abor.61.62.63.64.6765.66.68.69.70.第四部分写作(共两节,满分35分)第一节短文改错(共10小题,每小题1分,满分10分)假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、刷除或修改。增加:在缺词处加一个漏字符号(八),并在其下面写出该加的词。刷除:把多余的词用斜线(八)划掉。修改:在错的词下画一横线,并在该词下面写出修改后的词。注意:1.每处错误及其修改均仅限一词;2.只允许修改10处,多者(从第11处起)不计分。Mr.Zhang is one of my favorite high school teacher.He is a very patient teacher,who often ex-plains us everything carefully to make us understood.He's also such kind and friendly that we alwaysturn to him for help.Deal with students can be annoying sometimes,but he never complained.Besides,he always explores new ways to make his lessons attractively.Above all,Mr.Zhang is constantly encour-aged us to get involved in classroom activities.He makes me to realize teaching is a very meaningful pro-fession.That's because I'm determined to be a teacher like him in the future.第二节书面表达(满分25分)假定你是李华,你的英国朋友Peter对中国诗词非常感兴趣并在他所在的学校加入了中国诗词俱乐部,现在因为太难学而打算放弃。请你发一封电子邮件鼓励他,内容包括:1.你的目的;2.你的建议。注意:1.词数100词左右。2.可适当增加情节,以使行文连贯。Dear Peter,Yours,Y高三模拟卷(八)·英语·A区专用:第8页(共八页)】Li Hua
B.The traditional dances in RwandaC.The importance of cows in Rwanda.D.The agricultural development of Rwanda.31.What is the main purpose of people's saying"nguhaye inka"in RwandaA.To wish someone well.B.To convey deep thanks.C.To congratulate someone.D.To respond to someone's question.DHave you ever made eye contact with a robot?It can be a very strange experience.Scien-tists even have a name for the feeling-the mysterious valley..Now,researchers in Italy have found that it is more than just a feeling.They ran an ex-periment that showed how a robot's gaze (can trick people into thinking they are social-ly interacting with a human being.That experience can slow a person's ability to makedecisions."Gaze is an extremely important social signal that we employ on a day-to-day basiswhen interacting with others,"said Professor Agnieszka Wykowska."The question is wheth-er the robot's gaze will cause very similar mechanisms in the human brain as another human'sgaze would,"Wykowska told Reuters.The team asked 40 people to play a video game,chicken.In the game,each player has todeeide whether to permit a car to drive straight toward another car or to turn to avoid a crash.The people were playing against a human-like robot sitting across from them.During breaks in the game,players had to look at the robot.Sometimes the robot wouldlook back and other times it would look away.As the interactions happened,the scientistscollected data on behavior and brain activity."Our results show that,actually,the humanbrain processes the robot's gaze as a social signal,and that signal has an impact on the waywe're making decisions,on the strategies we use in the game and also on our responses,"Wykowska said."The gaze of the robot affected decisions by delaying them,so humans weremuch slower in making the decisions in the game,"she added.The findings could be useful in helping to decide where and how human-like robots mightbe placed in the future.When we understand when and how robots change social behavior,wecan decide which sort of context is beneficial to humans and in which context this should notoccur.32.What does the experiment show in paragraph 2?A.Scientists always name the robots.B.A robot's gaze can mislead humans.C.Robots have the ability to make decisions.D.Robots like interacting with human beings.33.What did the team require participants to do?A.Learn to drive a car.B.Get rid of a car crash.·22-12-291C·【高三英语第6页(共10页)】
第一单元走进化学世界课题1物质的变化和性质◇》第1课时物质的变化数字资源要点回放A.电灯发亮B.酒精燃烧C.玉米酿酒的变化叫做物理变D.篝火发光E.食物变质F.铜铸成铜器化。伴随现象状态等的改变。G.铜器生锈H.车胎爆炸L火药爆炸2的变化叫做化学变化,又叫做化学反应。伴随现象:、放出5.下列有关物质变化的叙述中正确的是(气体、生成沉淀、吸热、放热、发光等。A.物理变化中一定同时发生化学变化3.物理变化和化学变化的本质区别:是否有B.化学变化中一定同时发生物理变化生成。C.需要加热才能发生的变化一定是化学变化D.不需要加热就能发生的变化一定是物理变化1.杭州亚运会的以下准备工作中,涉及化学变化6.(2022-2023·铜仁期中)诗词是中华民族文的是化的瑰宝,下列诗句描述中涉及的变化与其他A.灯光布置B.服装制作三项有本质区别的是C.座椅安装D,泳池消毒A.千里冰封,万里雪飘2.铁丝可以在氧气中燃烧,判断铁丝燃烧是化学B.春蚕到死丝方尽,蜡炬成灰泪始干C.只要功夫深,铁杵磨成针变化的依据是(D.忽如一夜春风来,千树万树梨花开A.铁丝变短B.火星四射7.化学课上老师演示了下列实验:①取少量的胆C生成黑色固体D.放出大量热量矾放在研钵内,用研杵将胆矾研碎;②在一支3.(2022·黔东南)《天工开物》是我国古代科技试管中放入少量研碎后的胆矾,并加入少量水发展的智慧结晶,下列书中记载的造物过程涉使其全部溶解;③再向上述试管中滴加氢氧化及化学变化的是钠溶液。回答以下问题。A.机杼织布B.粉碎矿石(1)步骤①中胆矾的发生了变C.海水晒盐D.五谷酿酒化,该变化属于变化。4.【教材题变式】下列变化属于物理变化的是(2)步骤②中可观察到的现象是;属于化学变化的是,发生了变化。伴随发光、放热现象的变化(选填(3)步骤③中可观察到的现象是“一定”或“不一定”,后同)是化学变化;爆炸,发生了变化,判断的依是化学变化。据是九年级化学全·RJ
第33期参考答案第2版CHECKING CORNERI.1.bury2.destroy3.strike①destroyed②bury③struck.A 1.actually2.narrow3.rescue4.trapped5.injuredB 1.rely on2.teenage3.made a huge difference4.admired5.as if6.positive7.giving upⅢ.A 1.challenge2.extremely3.means4.lose heart5.make it6.attitude7.organizeB 1.impressions2.accommodation3.lectures4.castle5.looking forward toC 1.volcanoes2.amazing3.destination4.admire /appreciate5.No matter where they are第3版CHECKING CORNERI.1.have you 2.isn't it'3.can they4.didn't II.②There be.③SV④SP⑤S VIO DO⑥SVO⑦SVOA⑧SVOCI.NP:①②⑤⑦AdjP:④⑨AdvP:③⑥⑧IV.1.is coming2.doesn't leave3.doesn't arrive·4.are staying5.are spending6.are havingV.1.that/which2.that/who3.that /which4.that who5.that /who6.which7.that /whichVI.1-6 ECBAFD第4版PROGRESS TESTI.1-4 BBCA5-8 ACBAII.1-5 DEGBF
hats the author's attitude towards Xu Feihu and Pan Jianwei's trial?A.Ambiguous.34.What may be talked about in the following paragraph?B.Indifferent.C.Doubtful.DFavorable.A.Performing the trick over a long distance.B.Showing hidden objeetsnmngoC.Capturing the correct experimental data.AD.Applying the technology into hostage-taking.35.What's the best title for the passage?ASeeing hidden objects through wallsB.Engineers'task inside a locked roomC.NASA's interest in a new technologyD.Putting military applications into practice第二节(共5小题;每小题2分,满分10分)根据短文内容,从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Do we NEED sleep to form long-term memories?When someone tells you to "sleep on it",they're usually suggesting that you avoidmaking improper decisions.36.DNow,pmight sm inonveninwhen yo'anxious about an xam But don'orry.Becuhw ththkrtouchingoveumembersng those things a week ater.37That suggests that long-term memocan be laid down without having to lay down.tht sleeplepyou rmmer things you've red.Decadesofstueshown that sleep helps totransform or develop recent experiences into lasting memorereidn o)nt ongmemory during efalnes.Sa,sepdepnvedntirvdelseansileansluftate betert remembring therignl becthan their fully rested fellows,but only when the item was presented in a new location.Ratsgotemloof the m objeets when they appeared out of context.3ofkdbyshethomemory consolidatiomkerhin their proper place.Nevertheless,scientistsare still convinced that sleep leads to the more effective,overall moreeffective,type of mmyWhen youare not fully rested,it is in generalmore difficulr tove n kind of memory in comparison when you are fully rested.A.Plus,sleep gives your brain a chance to restSomerimes they performed better than tats who slept高三英语第7页(共10面
综合能力评估试题(4)参考答案及部分解析参考答案1-5 CBBAA6-10 BCABC11-15 ACACB 16-20 BCACB21-25 ACADC26-30 BACAD31-35 ABDAC36-40 CGFBA41-45 DABDA 46-50 CABDC51-55 ADBDC56.than57.came58.the 559.to60.following 61.is62.excited63.me64.times65.more beautiful写作第一节One possible version:Dear BobI'm Li Hua from the Street Dance Club of our school.I'm writing to warmly invite you to join theclubFounded in 2010,the Street Dance Club has become one of the most popular clubs in our school.With 40 members,including 3 exchange students,the club provides a great place for studentsto learn and dance.We hold activities regularly,from School Dance Festival to Street DanceCompetition,which are well received by both students and teachers.So if you're interested,please write back soon.I'm looking forward to your reply.Yours sincerely,Li Hua第二节One possible version:And then my phone rang again and this time the caller was a man."Are you looking for a dognamed Lola?"he asked.When I said yes,he said:"I think I've got your dog.My daughter foundher in our garden.If you have time,come on over and get her."Hearing the news,I was veryexcited.After hanging up the phone,I told my husband and son the news and we could hardlywait to see our dog again.As I drove to the man's house,I was unsure if I should trust this good news.Turning into hisdriveway,I saw him,smiling,along with his daughter and my dog.Lola looked pretty good."When we found your dog,we knew who to call thanks to the flier in our mailbox.You reallydid a good job,"he said.In order to express my thanks,I offered him some money before I left,but he refused.As I drove home with Lola,I said to myself:This is kindness.部分解析
alongkind where little placeagain you needone50写作指导:四's the first day of the Christmas holiday(圣诞假期六本篇作要求给同学写封邮件邀请她来参加派对。自说明生日派对的时间和地点,并共长第一节today.Gina doesn'eedb go to work,but she gets up如阅读短文,从语篇。主题:人与社金之社会服务与人际沟通方框中选择适such as London Zoo and the Tower of London.⊙子主题:人际关系与交往当的词并用其At 10 am.Gina gets to London.It's h time visiting the city.Shesn't know London very well.Sshe loses her way soon.She walks一般现在时第正确形式填空,一、三人称agstreet for a long time but can't find London Zoo.At this time空使短文通顺、she sees a man.She goes up to him and says,"Excuse me,sir!I'm newhere.Can you tell e ndon Zoo is?The man looksi.说明来信目的一'm writing to invite you to my意思完整。每表达smiles(徵笑)but doesn't say anything.Just as(正当)Gina is about to askbir空少界群缁信pirthday this Saturday and空限填一词,man puts his hand into his bag and takes out a phone.Hehave a party at home.I'll be glad if you can come.Here is每词限用一次。some words.Then he says,I'm sorry.I can't undead(理解yQuthow you come to my home.Take the No.870 bus and then...turns out that the man comes from Japan.He knownglish.And he3.简要总结→Looking forward to your coming!loses his way,too第二节阅读短文,根据语篇要求填空,使短文通顺、意思四完整。每空限填一词。六☆必备词语与句型:Jennifer moves to a new community.She is free today,so she goes fortell,way,bus,post office,across,street,behind语篇a walk around her communityFirst,she walks along Main Street.On this way,she sees a hospital书Let me tell you the way to my home.for pets ()She has two little dogs,only two years old.She can takeYou can take Bus No.870.themthere to see a doctor.Next to the hospital,there is a bank.Go upMain Street tothe7 end and turn right.She sees a bridge.GacBeSShe表There is a post office across the street空bridge and turn right.On the right,she finds a bowling alley龄球馆).She stopst069_go bowling for thirty minutes..There isaMy home is behind the post office.restaurant across from the bowling alley.She has lunch there.The food1S70 so delicious.After lunch,she comes back home.Now,she knows her community well.And she loves her community.A:Excuse me,sir!(71Are there any post offices?near hereOne possible version:Dear Linda.五B:No,there aren't.There is only a small post office along way from here.六I'm writing to invite you to my birthday party thisA:(72)How far is it from hereSaturday.B:It's about 10 kilometers.You need to take a busThis Saturday is my birthday and I will have a party at全home.It will be great fun.I'll be very glad if you canA:(73)Which bus should I take?come.Let me tell you the way to my home.You can takeB:The No.49 bus.表Bus No.870 and get off at the Kangning Street stop.There is a post office across the street.My home is justA:(74)Can you tell me the way to the bus stopbehind the post office.B:Go across Vale Bridge and you'll find the stop on your efI'm looking forward to your coming!Yours,A:(75)Thank you very muchLi Hua假如你是李华,本周六将在家举办生日派对六(birthday party)。请你写一封邮件邀请同学Linda来参加你的派对,并为她指明路线:乘坐870路公共汽书车在康宁街站下车(get off),马路对面有个邮局,你家就在邮局后面。要求:表1.包括所给提示信息,可适当发挥;2.条理清楚,意思连贯,语句通顺,语法正确:3.60词左右,开头结尾已给出,不计入总词数Dear Linda,六I'm writing to invite you to my birthday partythis Saturday.面表达I'm looking forward to your coming!Yours,Li Hua7
3.Because there are so many problems to deal3.He knocked his opponent(对手)down threewith,I can't go to Hainan for my holiday.(totimes in the first round.do作宾语补足语改写句子)4.Anyone travelling without a passport runs theWith so many problems to deal with,I can'trisk of being arrested(逮捕).go to Hainan for my holiday.5.Researchers continue to learn more about the4.Climbing to the top of Mount Everest is a greatmigration(迁移)patterns and habits ofchallenge for many people.(用todo作主语改写dinosaurs.句子)It is a great challenge for many people toclimb to the top of Mount Everest.Ⅱ.根据汉语提示补全下列句子,每空一词。5.His uncle is going to attend the meeting which1.In order to get its valuable ivory,the two menwill be held next week.(用todo作定语改写句子)killed the elephant without mercy(残忍地),His uncle is going to attend the meeting to2.Under the guidance of the experts,the localbe held next week.government_has taken action_(已经采取行动)to control the spread of the disease.3.I wish you a Merry Christmas.I send my loveand affection for you as well as (a small gift.Ⅲ.用括号内所给动词的适当形式完成下列短文。It's very important 1.to protect(protect)4.It is said that vast amounts ofthe environment.As high school students,we量的)data on Mars have been collected.can do many things 2.to help (help)protect5.Four Peaks is home to(是...的the environment.家园)black bear,deer,mountain lions and otherOne way we can help is by reducing ourenergy consumption.We can do this by usinganimals.energy-efficient appliances and switching offlights and electronics when they're not in use.摩第1版本期报纸其他版块参考答案Another way to help protect our environment isplanting trees.Forests can make it possible for usTOPIC READING1-2DB3.to enjoy (enjoy)fresh air and animals to have同步课堂a place to live in.Finally,we should encourage1.Silk from Chinapeople around us 4.to take (take)action.考2.A trading route across the seaWe must work together 5.to ensure(ensure)3.the west of Chinawe are doing our part.Only through making4.In the Ming Dynasty5.Zheng Hesmall changes in our lives can we make a big安6.the South China Seadifference in helping protect our planet.7.are being revisited8.other important projects89.explore the Arctic10.reach out across the seaPart 3 Using Language Assessing Your Progress第3版【.根据首字母或汉语提示,写出单词的正确形式。完形填空1.The ceremony is really a good chance for us1-5CACBDstudents to express our thanks to our parents6-10 ACDCBand teachers.M eanwhile,it will turn a new考11-15 ACBABpage in our life.阅读理解2.The necklace was one of her most treasured1-4 BCDDpossessions,but she lost it by accident.案阅读填空1-5 DFAGE
儿礼记高三第一轮夏周测卷数、高三第一轮复周测卷·化学扎记【解题分析】由Fe+H2SO,FeS0,+H3Fe十4H,O(g离FO,十H可知,1mo Fe分别与稻酸和水周测卷三物质的量落气反应时,产生氢气的物质的量分别为1mol,专mol,故氢气的物质的量之比为1mal:义m0l=3:4,B项正确。(40分钟100分)【答案1B6.H、O、C、N等已被发现,下列有关说法不正确的是考情分析,A.Cg的摩尔质量为216g·mol-B.H3、O,、CB均属于新型化合物有关微粒效目和物质的量本度的计算、基本实验操作是高考频考点,在高考中常》高考对接点C.等物质的量的O2与O,所含的分子数相等谜择题或填空题的形式考查D.等质量的N与N2所含的原子数相等学疑难点微粒致目的计算【解题分析】H,O,、C均属于单质而不是化合物.B项不正确滚动知识点氧化还原反应中的电子转移观看微课视易【答案】B课外题常行中活典型情境题1,4,6,8、10、12下载复课件二、选择题:本题共4小题,每小题6分,共24分,在每小题给出的四个选项中,只有一项或两项符合可能用到的相对原子质量:H1Be9C12N14O16Na23}Mg24A27S32Cl35.5题目要求。若正确答案只包括一个选项,多选时,该小题得0分:若正确答案包括两个选项,只选一个且正确的得3分,选两个且都正确的得6分,但只要选错一个,该小题得0分。Mn55Cu6411277.乙基陕化镁(C2H;IMg,沸点为158℃)可月作有机化学合成中的碘试剂,下列有关说法正确的是第I卷(选择题共48分)A乙基碘化镁的睡尔质量是180g·molB.36g乙基碘化镁中碳原子数为0.4N题席123456?8910C.0.5mol乙基映化镁的质量为90g·mol-1答案D CD C BBAB BBCDD.0.1mo乙基碘化镁在标准状况下的体积约为2.24L、选择题:本题共6小题,每小题4分,共24分。每小题只有一个选项符合题意。【解题分析】乙基碘化的牵尔质量是180g·mol1,A项正确:0.5mol乙基碘化镁的质量为90g,C项提:乙1.孙思邈《丹经内伏硫黄法》中记载了火药配方,现代科学证明黑火药爆炸反应为2KNO,十3C+S基碘化铁在标准状况下不是气体,D项错误。【答案】AB点磁K,S+N,◆+3C0,↑。现代常说的”一疏二硝三木炭”配方,指的是8.在硫酸铜、氯化铁、硝酸钠组成的混合溶液中,已知铜离子、铁离子、硝酸根离子、钠离子、氯离子浓A质量之比B.体积之比度如图所示,则硫酸根离子浓度为C.原子数之比D.物质的量之比【解题分析】化学反应按化学计量数之此进行,化学计量数之比等于物质的量之比,“一玩二硝三木炭”指(S)03KNO):n(C)=1:2:3,D项正确0.4【答案D2.下列物质中,所含分子数最多的是A.18g H2OB.0.5 mol CO0C.3.01×1024个02D.标准状况下33.6LC1z【解题分析】18g水的物质的量是1m0l,所含分子数为N:0.5 nol CO所含分子数为0.5NA:3.01X10个02NO即分子数为5A;标准状况下33.6LCk的物质的量是1.5mol,所含分子数为1.5N,C项符合题意。A.0.2mol·L-B.0.25 mol.L-!【答案CC.0.3mol·L-1D.0.35mol·L-13.相同条件下,等质量的下列气体中体积最小的是【解题分析】c(Cu+)×2十r(N+)+c(Fe-)X3-c(NO5)十c(C1)+c(SO)X2,得c(S-)=0.25mol·L1A.CHB.OzC.COzD.ClaB项符合题意。【解题分析】在相同条件,等质量的气体摩尔质量越大,其质的量越小,体积越小,D项符合题意。【答案】B【答案D9.用18mol·L-1的浓硫酸配制100mL0.1mol·L-1稀疏酸,下列图示操作正确的是4.下列溶液与20mL1mol·L1NaNO溶液中NO,的物质的量浓度相等的是A.10mL1mol·LMg(NO)2溶液B.5mL0.8mol·L-1Al(NO)3溶液C.10mL1mol·L-1AgNO,溶液D.10mL0.25mol·L-1Cu(NO)2溶液【解题分析】愿干中NO方的物质的量浓度是1mol·L1,与溶液的体积无关,A,B、C,D四个选项中NO的物厌的量效度的数值分别是2、2.41、0.5。旅馏水【答案CA量取B.稀释C.转移D定容5.等质量的两份铁汾分别与足量稀硫酸、足量高温水蒸气充分反应,产生的H:的物质的量之比为【解题分析】量取操作和读数均不正,A项错误:浓苑破慢便加入水中稀释,B项正确;应该用玻璃焯引商,C项错A.1:1B.3:4C.4:3D.3:810【24G3ZCJ〔新高考)化学-R-必考-QGA-Y】【24G3ZC新高考)化学-R-必考-0GA-Y】
Unit 3 Could you please tell me where the restrooms are?BAnna外文素材改编自Cambridge English PrepareWe're staying on a farm in Utah黄石公园There is nearly nothing!It is too quiet.Most countries have beautiful natural places.Every morning,we get up really early andThese places can be mountains,deserts,beachesride the horses.Then we have breakfastand so on.You can see different animals and plantsand do more riding-not exactly my ideathere.Today let's visit the Yellowstone together.of fun!So,today I walked to a smallYellowstone is one of the oldest national(town near the farm and surfed(冲浪)the家的)parks in the world.It is also a specialInternet there!national park with interesting and unusual30 mins agoplants,animals and landscapes(风景).In[此语篇类型山东潍坊、湖南常德等地中考已考查]Yellowstone,men and women called park rangers1.What does Jessie think of the trip to Sydney?(护林员)look after the animals and plants.A.Boring.B.Common.Yellowstone is on a very big,ancientC.Crowded.D.Great.volcano(火山).The volcano is640,000 years old2.Which of the following can be used toand its landscape is amazing.There are largedescribe Frank's French?forests and some trees which are over 200 yearsA.Very good.B.Very poor.old.The Yellowstone River gives the park itsC.Just so-so.D.Perfect.name,but there are many other rivers.3.What does the underlined word“It”refer to?Over 3 million people visit the park everyA.Internet视频讲解year and they come not only to see the hundredsB.A farm.马褐of plants but also to spend time playing.There√C.A small town.are hot-.water fountains(喷泉)that come up outD.A horse.第3题of the ground.Visitors also enjoy the beautiful4.(中考新考法·细节匹配)Match thelakes,where they can swim or fish.persons with the places where they are andThere are many kinds of animals in the park,choose the right answer.such as birds and fishes.There are sheep and①Utaha.Donna视频讲解bears as well.You don't often see bears because②Parisb.JessieG怨they stay in the forests and mountains,but sheep③Sydneyc.Anna√滴often walk down the roads in the park!A.①-c②-a③-b中考新考法题Yellowstone is usually cold and dry,but thereB.①-a②-c③bare sometimes forest fires.A In winter,it isC.①-b②a③-cvery cold.In summer,it is warm during the day,D.①-c②-b③-abut at night it can be below 0C.People need[此考法江西等地中考已考查]warm clothes when they are camping in the park.5.In which part of a newspaper would you1.What does the underlined word“unusual”probably read the passage?mean in Chinese?A.Travel.B.NatureA.美丽的B.茂盛的C.Culture.D.Sports.C.普通的D.罕见的4
Ⅲ.通过Cu2“、Ag分别与同一物质反应进行比较20.有机物G是一种医药中间体,其合成路线如下(部分试剂和反应条件略去),编号实验操作现象OHKMnO,实验i向1.0mL1.0moL-K溶液中滴加1.0mL1.0mol-L-AgNO,溶液产生黄色沉淀,溶液无色KMO.→回实验i向1.0mL1.0molL-K1中滴加1.0mL0.5mol-L-Cu(NO3)2溶液产生白色沉淀A,溶液变黄色℃H,OHCOOC,H(3)①经检验,实验ⅰ中反应后溶液不含2,则该反应产生的黄色沉淀是②经检验,实验i中溶液含b,推测Cr做氧化剂,白色沉淀A是Cul.确认白色沉淀A实验ⅲ如下。E1)C.H,ONaC.HOH0足量一滤液ANO溶液过滤、洗涤圖蓝色溶液2)CH,CHCH,Br2)H、COOH滤渣浓硝酸白色沉淀A灰黑色固体援稀盐酸可黄色沉淀白色沉淀B(1)根据化合物C的结构特征,分析预测其含氧官能团可能的化学性质,完成下表。a.检验滤液无h。溶液呈蓝色说明溶液含有】(填离子符号)。序号反应试剂、条件反应形成新官能团的反应类型b.白色沉淀A与AgNO溶液反应的离子方程式是名称说明氧化性Ag>Cu2+。⊙H/催化剂,加热(4)分析“实验中Ag未能氧化,而“实验中Cu2能氧化的原因。①结合K值分析:因,Ag更易与发生复分解反应,生成Agl,故Ag未能氧化:③消去反应②结合实验ⅱ的反应方程式及其特点分析:,促进反应向正反应方向进行,故Cu2*能更易氧化I。(2)化合物B生成C的反应是原子利用率100%的反应,则化合物a的结构简式为化合V,通过设计原电池装置进行比较物B中手性碳原子有个。(3)化合物D生成E的化学方程式为电极均为石墨,KI和AgNO,溶液浓度均为1molL,d中是0.5 mol.L-Cu(NO2溶液,且b,.d中溶液(4)在B的同分异构体中,含有六元环结构且能发生银镜反应的有机物有种(不考虑立体pH4:在相同时间内,观察到三组实验的部分现象如下:异构。编号实验iv实验v实验ⅵ(5)根据上述信息,以甲苯和乙酰乙酸乙酯(CH,COCH2CO0CH)为有机原料,合成化合物0AA盐行盐桥CHCH一CCH,基于你的合成路线,回答下列问题:装置COOHKI溶①从甲苯出发,第一步的化学方程式为KI溶微K海液②第二步生成有机产物的结构简式为6现象无明显变化a中溶液较快变棕黄色,b中电极上析c中溶液较慢变浅黄色;电流计出银;电流计指针偏转指针偏转(5)①实验v的现象说明Ag能氧化Γ,a中溶液呈棕黄色的原因是(用电极反应式表示)。②实验ⅵ的实验现象不足以说明C如2“氧化了上。依据是空气中的氧气也有氧化作用,小组同学设计实验并证实该依据,他们的实验方案是一,现象是©中溶液较慢变浅黄色:电流计指针偏转。小组同学根据实验v和实验i,可推断氧化性Ag>Cu24。深圳宝安区调研第4页/共4页
0.4m则衡时S0,的分压=0.4m十0.2mn干1.6m十m0.8p=0.1p0.2m则街时0,的分压F0.4m十0.2mn十1.6m十m0.8p=0.05p衡常数K,=p2(S03)b2(S0,)(02)20(二)选考题35.(15分)(1)3(1分)1s22s22p3s23p(2分)(2)甲醇的沸点更高,二氧化碳和甲醇都是分子晶体,而甲醇分子间存在氢键,氢键作用力强于范德华力,所以甲醇沸点更高(2分)(3)BD(2分)(4)半导体材料(2分)(5)Π(2分)×10(2分)【命题意图】综合考查物质的结构与性质【解析】(1)C的核外电子排布为1s22s2p2,所以基态C原子核外电子有3个不同的能级,硅元素的原子序数为14,则基态硅原子的电子排布式为1s22s22p3s23p;(2)甲醇的沸,点更高,二氧化碳和甲醇都是分子晶体,而甲醇分子间存在氢键,氢键作用力强于范德华力,所以甲醇沸点更高;(3)A.键能越大,分子越稳定,由键能可知,稳定性C,H6大于S2H6,故错误;B.金刚砂是与金刚石结构相似的原子晶体,金刚石具有很高的硬度,则金刚砂也具有较高的硬度,故正确;C.硅烷中硅元素为十4价,由化合价代数和为0可知,氢元素为一1价,一1价氢元素具有较强的还原性,还原性强于甲烷中一4价碳元素,则硅烷的还原性强于甲烷,故错误;D.硅原子的原子半径大于碳原子,P轨道难以“肩并肩”重叠形成π键,所以硅原子间难以形成双键和三键,故正确;(⑤)咪唑中三个碳、两个氨都是$p杂化,都有垂直于面的p轨道,三个碳的p轨道上都各有一个电子,NH中的N的p轨道有两个电子,不连H的N的p轨道有一个电子,所以咪唑的大派键类型为Π;(6)由晶胞可知,晶胞含有4个N和4个B,设晶胞参数为anm,则晶体密度为6=侣=答案第3页(共4页)
三全国@所名校高考模拟金典卷L.BaC。·2H,0的制备重只产品。a+2山n小搅拌器Ⅱ.产品中BaC,·2H,0含量的测定①称取0.5000g产品,用100mL水溶解,酸化,加热至接近沸腾》5)②在不断技样下,向①所符溶农中逐清人热的010的,的9,溶液。③沉淀完全后,60C水浴0,经过滤、洗涤烘干等操作,获得白色园体,称得HalpH c其质量为0.4660g回答下列问题:(1)装置A是制取H花装,在试剂:缘提摩的主要反应的化学方程式为M什h莞A0拟T蓉;用此方法不熊制取HBr的原因是能H原性.可以发净系友总(②)仪君的作用是,装置C中的试剂应选用途负(3)在沉淀过程中,某同学在加人定量热的H,S0,溶液后,认为光提三经完全,判断沉淀已完全的方法是最!海试潮单为入是的K的能遗敬(4)沉淀过程中需加入过量的H,S0,溶液,目的是使+次沒气金亚+奶炎.子A是wfx续在过越提作中,列收容布不霜用到是经金慎名称线,M:6459Bm34了小n以:am222)30.o2.mUL20]3M≥AD21)6产品中C5H0的质量分数方等。造果保图三位有效数字)0-二04832.【汽产),对恢能化选行收可以有效地利用金展资源。某皮任化剂主含铝(A、钼狱代等元素的氧化物,一种回收利用该废催化剂工艺的量分流套初H0.4程以m名.球代.总0【24·JD·化学-QG]
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、2024年衡水金卷先享题 分科综合卷[新教材]思想英语(一)1试题
2、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、2024年衡水金卷先享题 分科综合卷[新教材]思想英语(一)1试题
3、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、2024年衡水金卷先享题 分科综合卷[新教材]思想英语(一)1试题
经纶·高考研究卷·2022届高三月考试卷·英语(试题卷九)[时量120分钟,满分150分]考试范国:全
4、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
5、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、衡水金卷先享题分科综合卷2024年普通高等学校招生全国统一考试模拟试卷一语文
1、2024年衡水金卷先享题 分科综合卷[新教材]思想英语(一)1试题
-
人A2.D3C牛C5B667.C分D9B1oA小D/2,B3.)6021b3)B的止空中的物质影响反2使原子升华H0,+女高4S2+200T牛山酒精妇12)Cb3)Cao3+2HC(=al2十H20+C0个以撑制步速字有总与水女生或两急盐雕有搬姓,绒的中有氟必氨休占)垮大爱热商积2)到流1偏大山装置的排出,防上加西时发生螺炸2)将移化为0,跖止污染环境0帕女如-↑鱼属网罩960464)若将混体线中慢通过民骏-装黑,B中谧猜水意泽,禹加椒骏装墨,观象刹硬版服培常内里色圆体幽滋费2人692)解:总h02的质为力9W☑262w0个8.32D32方人6959力349:h0的版量为349
(3)二氧化锰与浓盐酸制备氯气的化学方程式为:MnO2+4HCI(浓)_△一MnCl2+C12个+2H20;(4)氯化铁受热易升华为气体进入收集器后再凝华为固体后被收集,若使用细导管连接,在细导管中氯化铁气体易凝华为固体,造成堵塞;(5)2Fe+3Cl2 =2FeCl3 ~Am3mol6×35.5gn(Cl2)mgn(Cl2)=3mol×mgmmol6×35.5g2×35.5n(e)=2x35.5mo1x2=m355mom(6)碱石灰既可以吸收氯气又可以吸收水蒸气,氯化铁遇水易潮解,所以碱石灰的作用有两个:1.吸收剩余的Cl2,防止污染环境:2.防止空气中的水蒸气进入收集器,使FC变质。(7)①第一步检验是否含有铁离子,所以需要加入KSCN溶液;猜测1是只有氯化亚铁,所以加入K$CN溶液,溶液不变红,加入铁氰化钾溶液,生成蓝色沉淀,证明溶液中没有Fe3,有Fe2+,从而证明只有氯化亚铁,猜测1成立。②取少量固体于试管中并加入稀盐酸,固体溶解的同时有少量气泡产生,说明固体中含有FC单质,所以可以写出温度T下发生反应的化学方程式为:3H+2FcCl,△2Fe+6HC1。17.【答案】(除特殊标注外,每空2分,共15分)(1)增大接触面积,使其充分反应(1分,合理即可):过滤(1分)(2)2Fe2++H202+2H=2H20+2Fe3+(未配得1分);温度过高H202易分解(3)红褐(1分):4Fc(OH2+O2+2H20=4Fc(OHD34)+2、+3(少写或写+不给分)(5)2CoC,04+02△一2Co0+4C02(2分,未配1分);56(多写单位L不扣分)【解析】(1)“粉碎”的目的是增大接触面积,使其充分反应;分离滤液和滤渣,用过滤。(2)“氧化”过程中温度控制在40℃,温度过高H202易分解;(4)Co3S4的化学性质与Fe3O4相似,则Co的化合价为+2、+3(5)“煅烧”过程中发生反应的化学方程式为2CoC204+02△2Co0+4C02,每制备1molCo0,至少需要0.5mol02,所以需要标况下的空气体积为11.2L/0.2=56L。高一化学参考答案·第5页(共5页)
2024届高三“一起考”大联考(模拟二)·英语双向细目表题序知识内容(考点)难易系数分值1推理判断0.551.52推理判断0.601.53推理判断0.851.54直接信息0.451.55直接信息0.701.56推理判断0.501.57直接信息0.751.58直接信息0.601.59推理判断0.801.510推理判断0.751.511直接信息0.701.512推理判断0.801.513信息甄别0.551.514直接信息0.701.515直接信息0.651.516直接信息0.601.517直接信息0.701.518信息甄别0.651.519直接信息0.651.520直接信息0.801.521细节理解0.752.522细节理解0.652.523细节理解0.852.524细节理解0.852.525推理判断0.652.526推理判断0.502.527推理判断0.752.528细节理解0.752.529词义猜测0.552.530细节理解0.602.531推理判断0.502.532推理判断0.552.52024届高三“一起考”大联考(模拟二)·英语参考答案1

![[衡水大联考]2024届广东省新高三年级8月开学大联考英语试卷及答案生物试题及答案](http://picture.yyzbdaan.com/weibo.png?text=[衡水大联考]2024届广东省新高三年级8月开学大联考英语试卷及答案生物试题及答案)
![2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(十一)11答案](http://picture.yyzbdaan.com/weibo.png?text= 2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(十一)11答案)
![2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(十九)19试题](http://picture.yyzbdaan.com/weibo.png?text= 2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(十九)19试题)
![2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(二)2答案](http://picture.yyzbdaan.com/weibo.png?text= 2023-2024衡水金卷先享题 高三一轮复习单元检测卷[辽宁专版]思想政治(二)2答案)

语文答案)
(一)1试题试卷答案答案)


/化学(1-7)答案)




3化学(人民教育)答案)
化学GZ答案)
1英语L试题)