20.(12分)件，需已知函数f(x)=x2+x一lnx-1.产量(1)求函数f(x)的极值点；,假设（2)若g)=x)-m在[1，十0)上单调递减，求实数m的取值范年销润是使涯【23·G3DY(新教材老高考)·数学（六）一必考-Y】·46·

21.如图所示，间距为1的两行光滑金属导轨固定在绝缘水面上，左端连接一电容为C的电容器（初下带电)，导体棒b质量为m、电阻为R:导体棒c质量为m、电阻为，两导体棒分别置于导左侧和中间，初始均静止。导轨处于大小为B、方向垂直导轨面向下的匀强磁场中，仅在棒c所在处磁场为零。棒b在沿导轨方向的外力作用下开始运动，达到最大速度时撤去外力，同时b棒刚好出磁场与c棒碰撞，粘合在一起即刻进入磁场，碰撞时间不计，导轨足够长，在运动过程中，棒b、©始终与导轨接触良好，且与导轨垂直，不计导轨电阻，忽略磁场边界效应。（已知电容器储能表达式E电=)CU2,U为电容器两板间的电压，忽略电磁辐射(1)求施加在b棒上的外力F的大小：(2)求两棒的最终速度：(3)若外力F做的功为W,求整个运动过程中电路产生的焦耳热Q。磁场边界磁扬速界兴FX×××BX×X×××第21题图22.在xOy面内第一象限的某一区域内（图中末画出）有一个场强大小为E、方向行于y轴的匀强电场：第三象限内存在垂直xOy面向外，磁感应强度大小为B的匀强磁场。点P(O,-)(心0)处有一粒子源，某一瞬间向第三象限与y轴正方向成30°至90°角的范围内发射了n个电荷量为q、质量为m的带正电粒子，如图所示，所有粒子的速度方向均在xO面内，且粒子数随角度均匀分布：在2山B4的A点行于)轴放置一块长为L-4B产4的收集板，收集板能吸收打到版上的所有粒子。mE8mE不计粒子间的相互作用及粒子的重力。(1)要使从P点射出的粒子均能通过坐标原点O,则粒子射出时的速度应满足什么条件？(2)在满足（1)的条件下，要使所有粒子经过第一象限的电场后均能沿x轴正方向运动，则电场方向如何？并写出此最小电场区域的边界方程：(3)在满足(2)的条件下，收集板因吸收粒子而受到的均作用力为多大？y/cmA x/cm第22题图高三物理试题第7页（共7页）

17:1948四491令76物理155B答案.pdf文件预览2022~2023年度河南省高二年级期中考试物理参考答案1.C【解析】摩擦起电的实质是电子从一个物体转移到另一个物体，感应起电的实质是电子在电荷间的相互作用下，从物体的一部分转移到另一部分，两个过程都没有产生电荷，选项A、B均错误，选项C正确；一个带电的物体接触另一个不带电的物体，两物体带同种电荷，选项D错误。2.C【解析】永动机是指不消耗或少消耗能量，却可以大量对外做功的装置，这种装置违背了能量守恒定律，所以永动机是永远不可能制成的，选项A错误；太阳辐射的大量能量，地球只吸收了极少的一部分，但太阳辐射到宇宙空间的能量也没有消失，选项B错误；马要运动，必须消耗能量，选项C正确：所谓“全自动”手表，内部是有能量转化装置的，一般是一个摆锤，当人戴着手表活动时，摆锤不停摆动，给弹簧补充能量，才能维持手表的运行，选项D错误。3.B【解析】电场线的疏密程度可以反映电场强度大小，A点的电场线比较密，所以E>E,沿电场线方向电势降低，故有P>,选项A错误，B正确；将电荷量为十q的电荷从A点移到B点，电场力做正功，选项C错误；负电荷在电势低的地方电势能大，所以EA

绝密★启用前高三语文考试注意事项：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。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黑。如需改动，用橡皮擦干净后，再选涂其他答案标号。回答非选择题时，将答案写在答题卡上。写在本试卷上无效。3.考试结束后，将本试卷和答题卡一并交回。4.本试卷主要考试内容：高考全部内容。一、现代文阅读(35分)(一)现代文阅读I(本题共5小题，17分)阅读下面的文字，完成1~5题。材料一：严肃这个观念在我们现代文学开始发展时被认为是很重要的。当时与新文学的创造方面对抗的是鸳鸯蝴蝶派、礼拜六派的小说。他们的态度，不论对文学还是对人生，都是消遣的。新文学是严肃的。在严肃与消遣的对立中，新文学运动开始了，尤其是新文学的创作方面。本来在传统的文学里，“文”的地位不是很高的。文章，小道也。在宋朝还有人说作文害道。作文对道学有害，这是一种极端的看法，文章至少是小道。文章里面的小说，更是小而又小了，在新文学运动开始时，对人生先有一个严肃的态度。对文学，也有一个新的文学观念，这观念包括文学不是专门只为消遣，茶余酒后的消遣；他们认为文学有重大的使命和意义，这是一层。再者，文学并非小道，有其独立的地位。从前是不承认的，就是诗与文在文学中的地位很高，但比起道来，仍然很低。五四运动开始时，反对文以载道。文以载道使文成为一种无足轻重的东西，道占据主要地位。道把文压下来，所以要反对。但当时新文学运动如何表现这两个观念呢？这还得和鸳鸯蝴蝶派对比着来看。鸳鸯蝴蝶派的小说，写的多是恋爱故事，但不是当作一件严肃的事情，总带，点把恋爱当游戏的态度。看小说的，也是茶余酒后，躺在床上看看。看到悲哀的时候，虽然也流几滴眼泪，但总不认真似的。他们的文学大部分是文言，就是用白话，也是从旧小说里抄来的，不免油腔滑调。新文学在文字方面的态度很认真，教你不能不认真地看。有的人看惯了旧的，看新的作品觉得太正经，不惯。在内容方面，新文学注重攻击礼教，讽刺社会，挖掘中国社会的劣根性并表现出来，这些方面看出其认真的态度。鸳鸯蝴蝶派的小说，倒合乎中国小说的传统，中国小说本来是注重“奇”的。如唐朝的“传奇”，明朝的短篇集“拍案惊奇”。“奇”就是不正经，小说就要“奇”。我们幼时，看小说还叫“看闲书”。小说自身就以不正经自居。明朝虽有《警世通言》《醒世恒言》《喻世明言》，名称上似乎注重社会的作用。但这三种书被选出编成《今古奇观》，足见仍然也是以“奇”为主。鸳鸯蝴蝶派的小说就在于满足好奇的趣味，所以能收获许多读者。新文学却不要“奇”。“奇”与现实生活的关系不大。新文学要正，要正视生活。反礼教，反封建，挖掘社会病根，正视社会国家人生，他们在【高三语文第1页（共8页）】

（三)1.A(解析：因为缓慢拉动，所以球始终处于衡状态，对球受力分析，其共受到三个力的作用，如图所示，根据衡条件可知，这三个力首尾相接可组成闭合三角形，随着球的上升，拉力F与斜面间的夹角逐渐增大，而拉力F的大小也逐渐增大，所以A项正确.)2.D(解析：小球B处于衡状态，受力如图所示，由衡条件得，F=mg,解得，B=-匹m0,D正确，A,BC错误)92B3.D(解析：由变压器匝数比可知，副线圈输出电压不变，即电压表的示数不变，选项A错误；开关$断开，副线圈电路中总电阻变大，副线圈上的电流减小，@的示数变小，④的示数减

2022-2023学年度双语学报第12期高考版Student(TimesRX版·新教材践行课程标准发展核心素养新高考2022年11月5日学报社编辑出版北京师范大学外国语言文学学院学术指导总主编刘兆义国内统一连续出版物号CN34-0030总第437编辑小语：本版传递时事热点、增长知识见识、培养正确价值观念、树立中国文化自信、发展学生英语学科核心素养。hina is creatingBeautifu心灵new foods in space虽然已经100岁高齿David Flucker仍l旧坚持278建议用时.4'47志愿者，并乐此不疲。

日2030.What is an advantage of the indoor farms?A.They are run by the government.B.The costs are declining quickly.C.They make better use of the sunD.They produce more on less land.31.Which of the following is a suitable title for the text?A.The Food Problems in SingaporeB.The Rise of City Farms in SingaporeC.Challenges Faced by Roof-top FarmersD.Singapore's Experiment With Indoor FarmingDNearly 4,000 years ago,a huge landslide blocked a valley of the Yellow River formonths.When the water finally broke free,a flood overflew the countrysideand potentiallyThat's the story told by a new study published in Science this week.If correet,the studychanged the course of Chinese history.provides a good explanation to one of the country's most important legends:A great flood hashelped a hero named Yu to create China's first dynasty,Xia."Until now,there's fierce debate over whether the Xia dynasty actually existed becausethe main evidence just comes from stories,"says study leader Qinglong Wu of China's PekingUniversity."If the newly discovered flood is the great flood of the legend,it offers excitingevidence that the Xia dynasty really existed."The discovery marks the end of a nine-year journey for Wu,who first noticed evidence forthe flood in 2007 after examining the Jishi Gorge,an upstream river valley for the YellowRiver.He published his discovery in 2009-but only afterward did he realize that the naturaldam had been much bigger.Based on the team's revised calculations,the ancient floodreleased nine months'worth of river water in a matter of hours and floodwaters reachedheights of up to 40 meters above the river's banks.Given the size of the flood and itsdownstream impacts,Wu holds that the flood he has identified is the deluge(of legend."The Xia,the great flood,and the control of it have been taken as truth for more than2.500 years in China,"Wu says."Now,we have provided the scientific evidence for theflood-which means that other texts about the Xia dynasty should be reliable.But as influential as the flood was to ancient China,the new evidence will not-andcannot-end the debate over whether the Xia existed."It's very important to recognize that this evidence is useful,"says Sarah Allan ofDartmouth College,an expert on ancient China."However,we still have to look for Xia-eraChinese writing.Otherwise,Wu is arguing that it was history turned into myth()whileI'm arguing that it's myth turned into history.32.Why is the story of Yu mentioned in the first paragraph?A.To summarize the new study.B.To provide additional information.C.To present historic evidence.D.To introduce the topic of the text33.When did Wu first discover the evidence for the great flood?A.1n2005.B.In2007C.1n2009.D.1n2016.34.What does Sarah Allan mean?A.She is convinced.B.More hard evidence is needed.C.The study is useless.35.What is the author's purpose in writing the text?D.History can be turned into myth.A.To report Wu's new study.C.To review Wu's arguments.B.To prove the real existence of Xia.D.To show the significance of Wu's study.【2023年仿真模拟卷（六）·英语第5页（共8页）】新高考最色限明产品

eringecial双语学报2022-2023学年度Student第16期践行课程标准TimesRX版发展核心素养三·课标版双语学报社编辑出版2022年12月3日总主编刘兆义国内统一连续出版物号CN34-0030总第4395期限时猴合能力编辑小语：题型专练、专项突破、灵活使用、巩固提升。完形填空A.unreasonableB.impoliteC.To make that happen,you may need to work阅读下面短文，从短文后各题所给的AC.unpleasantD.inconsiderateout a plan.B、C和D四个选项中，选出可以填入空白处D12.A.adventurousB.famousD.Letting go of past hurt is key to your psych的最佳选项。C.stressfulD.instructivelogical well-being.hWe all experience regret in life.Regret can come13.A.forgotB.behavedE.They serve as reminders of beauties in yourlywhen you feel down.for something we did or something we didn'tC.recalledD.surviveddo.Most people have experienced a 1of both14.A.barB.meetingFHelping others also makes you thinkD.garagepositively and feel happier.pes,and they agree that the latter tends to makeC.lectureB.curiosityS You can begin creating that positive cycl☑15.A.criticismthem feel worse.C.understandingD.responsibilitya few simple strategiesAccording to research,the most common 2(二B.excusesof regret involve our education,career,romance,16.A.mistakesD.suggestionsMost people believe that pencils are maand parenting.That's because we tend to regretC.tricks☑7.A.approachB.ignore无lead.but this isn't quite right.They'rmade of a mineral called graphite(things that3（bigger concerns and opportunitiesin life,rather than 4 problems like what weC.spreadD.explain18.A.accountB.expectationThe story of the discovery of graphitC.balanceD.challengea pencil is quite interesting.During theeat for breakfast.Our culture can 5 how we experience regret.B.unfortunatelyAges,in a village called BorrowdalePeople from more individualistic cultures usually19.A.regularlyD.deeplylocals saw a few uprooted trees.C.carelesslymembers used this dark solid subhave more regrets about their personal situationsA.learn fromB.set asidesheep so owners could record alike6in their career and for those from20.D.stand forC.look intoherd.Those curious locals pavedcollectivist cultures,their regrets mainly78inheir relationships.Women and men also根据短文内容，从短文后的选项中选出七选五modern pencils.You may wonder why solid gra能填入空白处的最佳选项。选项中有两项为its color behind.2Graperience regret.Women 9regretuse graphite as a

高三英语试卷参考答秦上，hn大ormnwe xno款Er.【皮三大路·你0出器第：11收川.5en·2-lwa0【片=花，物系东1共4灭川.2-C.

21.What is Zooniverse intended todo?25,HgA.Help with disabled people.AC.Share community resources.B.Provide access to research.C22.What is probably themfeD.Organize self-care activities.26.WA.Personal well-being.AC.Professional development.B.Community service.B23.Which app targets userwith eyesight problems?D.Volunteering information.CA.Aloe Bud.B.Zooniverse.C.My Windows.D.My Selfless Act.27.TBNay mil deliveryisbut my neighbors'mail.I thought that was curious.I proceeded to take my neighbors'mail to them.I was about to put the mail in their mail-box when a tall man came running out shouting about messing with his mail.He got the mailfrom my hand,opened the milox and pointed to the mail inideereafsIdayshook my head,"No,believe me.I got this mail by mistakenyoxtoday.Iating it to you."He gave me a funny look and went back into his house.I got the knock on the door the next morning by two very polite officers.The annoyed tallman had phoned the police and told them I was a crazy old woman going around mixing upeveryone's mail.Before I could finish telling them about what was going on,the officers hadThwatched a dog approach my mailbox with mail in his mouth.He took out the mail that was intiomy box and put letters in.He pushed the door closed with his nose,picked up the new pile oftinmail he had gotten from my box,and repeated this all the way down the next street.We allstarted laughing.The dog had belonged to a mail carrier who had died.No one thought to check (the carrielived alone)on the man's dog.The dog had been trained to put mail in and take mail out of theboxes.When he got loose,he assumed his duties.I went by to tell the annoyed tall man what had happened.He was very pleased when herealized I was not a mail thief.He did,however,adopt the little guy.24.Why did the tall man give the author a funny look?B.To show his disbelief.A.To express his curiosity.D.To hide his embarrassment.C.To contain his annoyance.2【23新高考·JD·英语-QG1