高三第一轮复周测卷·数学(十四》23G3ZCJ(新高考)数学-R-必考=FJ·A【解题分析】由题意可知,数列√2,√6,√10,…,2(2-1)的第n项为v2(2n-1),因为3√6=√54=√2×27=√2×(2×14-1),所以3√6是该数列的第14项.【答案C
故本题选C。16.国家主席在北京出席2022年世界经济论坛视频会议并发表演讲时郑重宜示:“中国将坚定不移地推进改革开放,中国改革开放永远在路上。不论国际形势发生什么变化,中国都将高举改革开放的旗帜。”下列对改革开放认识正确的是()①改革开放使中国社会的发展方向发生了根本性改变②改革开放是坚持和发展中国特色社会主义的必由之路③改革开放使我国开始探索适合中国国情的社会主义建设道路④改革开放是决定中华民族大踏步追赶时代的关键一招A.①②B.①③C.②④D.③④【答案】C【解析】【详解】①:中华人民共和国成立使中国社会的发展方向发生了根本性改变,①错误。②④:改革开放是党和人民大踏步赶上时代的重要法宝,是坚持和发展中国特色社会主义的必由之路,是决定当代中国命运的关键一招,也是决定实现“两个100年”奋斗目标、实现中华民族伟大复兴的关键一招,②④正确。③:社会主义基本制度确立后,中国共产党结合中国具体实际,艰辛探索适合中国国情的社会主义建设道路。改革开放开辟了中国特色社会主义发展道路,而不是我国开始探索适合中国国情的社会主义建设道路,③错误。故本题选C。17.新民主主义革命和社会主义革命的关系是()①新民主主义革命是社会主义革命的必要准备②社会主义革命是新民主主义革命的必然趋势③这两个革命相互衔接④先进行社会主义革命,再进行新民主主义革命A.①②③B.①②④C.②③④D.①③④【答案】A【解析】【详解】①②③:根据所学知识,新民主主义革命是社会主义革命的必要准备,社会主义革命是新民主主义革命的必然趋势,这两个革命阶段相互衔接。①②③符合题意。④:根据所学知识,先进行新民主主义革命,再进行社会主义革命。④错误。故本题选A。第9页/共19页
those antibodies acted like little caps that stick to the ends of the virus's spike.Once"capped",the班级姓名分数infection couldn't move forward,and the body won!完形填空123456789101112131415But every time the virus copies itself inside a cell,it has the chance of changing its spikes slight-答案ly.Most of the variations are actually harmful to the virus.So these variants disappear.However,once the virus hits upon a set of variations that actually help the virus to connect more tightly to the阅读4cell or more quickly,a person's cell gets infected more easily.答案Then what about the antibodies?Aren't they coming to save us again?Well,yes...and no.五、应用文写作(满分30分)Scientists found that a person who was infected with the earlier version of the virus may not be北京冬奥会结束后,世界各地的人们对中国都产生了极大的兴趣,想了解中国的旅游胜地protected as well against these new variants.He still can be infected,again.However,the antibod-和名胜古迹。请你向他们介绍一处最具代表性的旅游胜地或名胜古迹。ies'spikes come in different shapes,too.So even though some antibodies become less useful,otherswill get the job done-or at least,hold back the infection long enough so the body can make new an-注意:写作词数应为80左右。tibodies that fit perfectly on the changed spike.1.What does the underlined word "it"in Paragraph 2 refer to?A.The virus.B.The cell.些C.The spike.D.The connection.2.What is the fifth paragraph mainly about?A.How a virus enters the human cell.B.How a virus copies itself inside a cell.C.Why the immune system can fight backD.Why virus variants have different infection rates.O3.What can be learned from the text?6A.COVID-19 variants will become more and more infectious.B.It is unlikely for COVID-19 patients to get infected again.C.Old antibodies might be less effective against new variants.D.It is hopeless to get rid of the COVID-19 in the near future.4.What is the best title for the text?A.Worries About the COVID-19 Variants.烯B.A Simple Guide to COVID-19 Variants.C.The Danger of the Deadly COVID-19 Virus.e0ne1f0119D.Ways to Protect Ourselves From COVID-19 Virus.英语(北师大版)第3页(共4页)衡水金卷·先享题·高一同步周测卷二十五英语(北师大版)第4页(共4页)新教材LT
参考答案小值为14,当x=16时,T取得最大h=5,…(2分)1.2m,工人直立在小船中间,值为18.2号机的爬升速度为32km/min;由题意得工人距0点距离为0.4+综上所述,当周利润总额的范围是…(3分)286≤y≤504时,对应的周销售量T【解法提示】1号机水飞行4km2×1.2=1m,的最小值是11千套,最大值是18与2号机爬升4反km用时相同,且千套将x=1代入y=-+2,解得y1号机的速度为3km/min,.2号机4解:(1)把=3x=4爬升的时间为号7y72y=5.8代入min.∴.2号机的=175m,y需来=ax2+c.1.75m>1.68m,得/9atc=7.2,①爬升速度为4=3/2 km/min.他的头顶不会触碰到桥拱;16a+c=5.8,②3(3)5≤m≤8.②-①,得7a=-1.4,解得a=-(2)由题图可得B(7,4),C(10,3),5设BC的h关于s的函数解析式为【解法提示】抛物线y=2+2:把a=-代人①,得=9,h=as+b,在x轴上方的部分与桥拱在静水将点B(7,4),C(10,3)代入,面中的倒影关于x轴成轴对称.如1..a=-5.c=9;得/7e+64解图①所示,新函数图象的对称10a+b=31轴为直线x=4,当0≤x≤4或x≥(2)4月18时,y的值随x值的增大而减理由:设这种蔬菜每千克获利w023小将新函数图象向右移m个单元,根据题意有0=*情价魅二)解得19位长度,可得移后的函数图象如b=解图②所示,·移不改变图象形2-(-∴BC的h关于s的函数解析式为状和大小,移后函数图象的对称轴是直线x=4+m,.当m≤x≤化简,得0=12+2t-1=-1(i-(5分)4+m或x≥8+m时,y的值随x值的当h=0时,2号机着陆,即0=增大而减小,当8≤x≤9时,y的4)2+3,3+3,解得=19,1.19值随x值的增大而减小,.结合函0.1≤e7,数图象得m的取值范围是m≤8且当t=4时,0有最大值预计2号机着陆点的坐标为(19,4+m≥9,解得5≤m≤8;或8+m≤.在4月份出售这种蔬菜每千克获0);…(6分)8,解得m≤0,m>0,.m的取值(3):1号机离地面高5km,范围是5≤m≤8.利最大;.当2号机离地面高2km时两机(3)由y蜡=y求,得x-1=-距离PQ为3km,化简,得x2+5x-50=0,解得x1=5,在0A上,h=s,当h=2时,s=2,x2=-10(舍去),售价为5元/千克在c上=子+9当6=2时s=13,此时,y供输=y:求=x-1=4吨=4000图①千克,,当2≤s≤13时两机距离不超过3 km,把x=5代人0=2+2,得=6,.两机距离不超过3km的时长为13-2118+m把=6代人=女+2-1,得33 min.…(9分)2.解:(1)由题意得水面宽04是8m,4×36+2x6-1=2,桥拱顶点B到水面的距离是4m,x=4+m:结合函数图象可知,顶点B(4,4),图②.总利润=0·y=2X4000=8000元“该蔬菜供给量与需求量相等时的点0(0,0),设抛物线的表达式为第2题解图售价为5元/千克,按此价格出售获y=a(x-4)2+4,3.解:(1)根据题意,点A(1,18)在反得的总利润为8000元.将点0(0,0)代入表达式,得0=比例函数y上(x≥1)的图象上,类型三实物模型16a+4,解得a=4.k=1×18=18,…(1分)1.解:(1)由题图可得A(4,4)且0A设h=ad2过原点O,设OA的h关于s的函数:抛物线的表达式为y=-4(x根据题意,将t=1,h=5代入得解析式为h=ks,1a=5,将点A(4,4)代入,得4=4k,解得4)2+4=42+2x(0≤x≤8):.h=5t2;…(2分)k=1,(2)他的头顶不会触碰到桥拱,(2)当=5时,:点M与点A的水∴OA的h关于s的函数解析式为理由:小船距0点0.4m,小船宽,距离为t,25
If you have any questions,I'll be in my office on the third floor.M:I should be fine.Everything I need is in my employee brochureText 6M:The sun is so bright here by the pool!I wish I had my hat.W:You left it at home?M:I think so.It was in my suitcase before we went to the airport,but I must have taken it out.W:What about your sunglasses?(6)M:Well,those broke on the first day.They fell onto the beach,and I sat on them by accident.(6W:You've had some bad luck on this vacation so far,honey!Hey,let's go to the hotel gift shopand buy you a new hat.(7)I want to get a new bathing suit anywayM:Great!Let me just get my wallet...W:What's wrong?M:You're not going to believe what I left back in the room...Text7(第8题为总结题)W:That was a very interesting presentation.I never knew climate change was affecting ouroceans like that.M:Me neither,until I looked into it.It's scary to think that we can't change some of the thingswe've done to our planet.W:I wish you would have talked more about what we can do to stop it.M:Well,the damage has already been done.Plus,my speech was meant to present the reality ofthe situation,nothing moreW:How did you learn about all this stuff?(9)M:I read a novel that got me interested in the idea,but I got all my information from a movie.(9)It was much easier than having to do research online.W:I bet.Can you give me the name of the book you read?I need to choose a story to read for mybook report.Text 8W:How was your last day of school,Johnny?(11)Tell me all about it.M:It was so much fun,Mom!Right after lunch,we watched the school's performance of TheWizard of Oz.(10)W:Don't you have a couple of friends in that play?(10)M:Yeah.Chris and Lina were in the play.(10)W:How did the awards go?Did you win anything?M:The awards were boring.I won "Most Improved Musician"and "Outstanding Achievement inMath”.W:But that's great!Why was it boring?M:Because after our awards,we had to watch the 9th and 10th graders get theirs.Thoseyounger kids always take so long!(11)W:What about your friends?M:Mary won "Best Athlete"and Paul won "Outstanding Academic Achievement".(12)W:Good for them.Are you going somewhere this evening?I was just about to make some dinner.M:We have the school dance,remember?I'm going to shower and go back to school.W:All right.Have a good time!
要生用人书名师导学·选择性考试第一轮总复·历史思维点拨了“诗、词、曲的区别著名科学家诗,主要指绝句和律诗,讲究严格的韵沈括:所著《梦溪笔谈》记载和总结了当时律,句式整齐。对仗工整,风韵规范。词,的许多科技成果。句子长短参差,便于抒发感情和演唱。曲,拓展提升了“中国古代科技在宋代取得重可雅可俗,更为生动活泼。大突破的原因(三)科技(1)北宋经济在唐代的基础上获得进一步1.三大发明发展,进而推动了我国传统科技的发展。(2)北宋文化的繁荣对印刷业提出了新的①印刷术:雕版印刷已经相当普及,北宋工匠要求,促进了毕昇发明活字印刷术。发明了活字印刷术。(3)唐代以来海上贸易和造船业得到了很②火药:火药被大量制造并用于军事,由燃烧概大的发展,北宋时指南针被用于航海。型火器逐步发展为爆炸型火器和管形射击(4)北宋时,民族政权并立,战争不断,促进火器。③指南针:用的方法造出的指了火器的使用和发展。南针,广泛应用于航海意义三大发明为人类文明的进步作出了重要贡献关键能刀》●。。…核心素养知识迁移—青[素养1一时空观念]经济、文化、政治中心的转移,常常导致城北宋官制示意图市的盛衰。北宋都城东京(开封),自五代后梁建都以后日益繁华兴盛,到北宋时已发展为当北宋皇帝时世界上百万人口的特大城市。枢整院枢府中书门下政府>西府漆>东府摘编自白寿彝主编《中国通史》司使当时开封以经商为业的有两万多户,其中实行二府三司制640家资本雄厚的商户,分别属于160行…宰相军致财权三分酒楼、茶坊适应商业大潮,与娱乐场所瓦子,都,各路监司(外台引通宵营业。知州、通判摘编自樊树志《国史十六讲》完整的相被分,加强了皇权[思考]根据史料信息概括东京(开封)出现“前代都市[素养2一史料实证]所未有过的经济生活景观”的表现。探究1宋代商业和城市的发展[解读]史料开封强大的文化活力,蓬勃的贸易经三则史料反映了宋代商业的繁荣和城市的发济,突破了宋以前京师关于夜市的禁令…店展。第一则史料说明市的空间和时间限制被铺、朝廷办事机构与居民住宅错落相间,朝着打破;第二则史料说明北宋时期开封成为特大大街几乎随处可以开设店铺。城市;第三则史料说明开封商业繁荣,出现了摘编自冯天瑜等主编《中华文化史》生活娱乐场所。58
专题11人口迁徙、文化交融与认同、文化的传承与保护牌生用人书(2)根据史料二并结合所学知识,指出日耳曼派大员长驻该国京师,或委员近驻长崎,兼充人灭亡罗马帝国的时代背景,并分析说明日耳各港领事…管束我国商民,籍探日本动静,曼人入侵罗马帝国对欧洲文化的影响。似于大局有神”。光绪二十二年(1896年),已[解读]是古稀老人的李鸿章到达美国,受到当地华侨史料一阐述了3一6世纪欧亚民族大迁徙对农的热烈欢迎,他向华商代表询问华侨境况,向耕世界和游牧民族的双重影响。美国媒体表明中国反对美国《排华法案》的立史料二反映出日耳曼人的人侵灭亡了罗马帝场。李鸿章积极支持华侨中的富商们回国创国,破坏了罗马古典文化。办诸类企业。此外他还笼络海外华商赈济国[试答]内灾情和缓解财政压力。他积极推动清政府设立领事制度,派驻使臣;调集舰队出洋访问华侨聚居地;授华侨以官爵,提高其政治地位。这些措施很快吸引了华侨们的爱国热情,他们开始关注祖国,回国开办了很多企业。海外华侨与祖国的命运已经紧紧地联在一起。摘编自金蓓《李鸿章护侨思想研究》●探究2全面认识近代中国海外移民[思考]史料一据英国官方公布的显然缩小了的数(1)根据史料一,概括19世纪四五十年代经厦字,在厦门被掠卖出国的华工人数,1845年一门被掠卖出国的华工情况。结合所学知识,分百八十人,1849年二百八十人,1851年二千零析其出现的时代背景。六十六人。香港总督包令(1854一1859年在(2)根据史料二并结合所学知识,概括李鸿章任)在亲眼看见厦门掠卖华工的情况后,不得护侨思想形成的原因,说明李鸿章推动政府制不承认:“几百个苦力…胸前各自按照准备定护侨措施的意义。把他们送去的地方,分别打上‘C’(加利福尼[解读]亚)、‘P(秘鲁)或者S’(山德维治群岛,即夏(1)史料一反映出19世纪四五十年代经厦门威夷群岛)等印记。”被掠卖出国的华工情况,即被掠卖的华工人数—摘编自中华书局《中国近代史》(第三版)大幅增加,华工被掠卖至美洲等地。史料二华侨问题在整个晚清时期占有非常(2)史料二介绍了李鸿章的护侨思想。其形成重要的地位,近代中国海外移民激增,华侨问原因,可由史料二第一、三句话从华侨问题、洋题,即华侨在国外遭受压迫、虐待和种族歧视务运动以及外交等方面思考。其意义,可由史的问题由此产生。清政府最初对此总体漠视。料二中最后两句话结合洋务运动等知识归纳。李鸿章在办理洋务和处理外交问题上,逐渐认[试答]识到海外华人仍是清政府的臣民,要用国家力量来保护他们在海外的人身和财产利益。针对秘鲁虐待华工问题,他派容闳赴秘调查华工受迫害详情,迫使秘鲁承诺“将以前苛待华工弊端尽行革除”。同治九年,他建议政府,“商民往日本长崎岛贸迁寄居者络绎不绝…应465
stay in bed.”Jeremy poured some cereal into a bowl and ate the pieces dry.Mom must feelvery bad if she was staying in bed all day.How could Jeremy help?First,hewiped up the crumbs of cereal he left on the kitchen counter.He also put away thecereal box neatly,so the kitchen looked just as it did when he woke up.But whatelse could he do?Jeremy thought.Saturday was the day when Mom did laundry.Jeremy loved to watch the clothes spinning in the machine.That should be fun!He ran to his room to get the laundry basket,inside which there was his mother'sfavourite white dress,among other clothes and a pair of red socks.Jeremy opened the door to the washer and put the clothing inside.He hadwatched Mom do laundry lots of times,so he knew where to find the washingpowder and how to pour it into the machine.Finally,he closed the door andpressed the big button that said "START".Jeremy looked through the round glasswindow.Water was pouring in,and the machine was starting to spin,making hisclothing tumble around.That was easy!Jeremy watched cartoons until he heard the washing machine beep.That meant thewashing was done.Jeremy opened the door to take out the damp clothes.He took out afew at a time and moved them into the dryer.Everything seemed clean,and Jeremy feltproud.Then he pulled out a pink dress.注意:1.续写词数应为150左右;2.请按如下格式在答题卡的相应位置作答。But he remembered there was no pink dress in the laundry basket.Holding the neatly folded pink dress,Jeremy nervously knocked at his mom'sbedroom door again.英语·试题卷二·第14页(共14页)
Ⅲ.根据中文意思,补全英语译文。(每空限填◎笔记词,缩写算一词)1.见到你我很高兴。在一般现在时中,be动词有三种形式:is、amNicetomeet you.、are。be动词的形式取决于主语。2.我是一名老师。我(①用am,你(you)用are,ama teacher.3.这是你的信。给你。is连着他(he)她(she)它(it)。主语单数找is,This letter is for you.Here youare4.你是迈克吗?主语复数选择areoAreyou Mike?5.你妈妈好吗?感Howisyour mom?V.从方框中选择恰当的句子填空,补全对话。◎句式结构Maggie:Good morning,Neal!肯定句主语+be动词+其他.Neal:(1)CHow are you?be动词的一般现Maggie:I'm fine,thanks.(2)B在时句式结构否定句主语+be动词+not+其他,Neal:I'm OK.一般疑问句Be动词+主语+其他?Maggie:Neal,this is Dennis.(3)D肯定回答:Yes,主语+be动词.A.Yes,I am简略回答B.And you?否定回答:No,主语+be动词+not.C.Morning,Maggie!D.Dennis.this is Neal.9E.How do you do,Dennis?◎同步练Dennis:How do you do,Neal?用be动词的适当形式填空。Neal:(4)E Are you Maggie's brother(弟弟)?1.Rose and Dick are my mom and dad.Dennis:(⑤)AWelcome to our home!2.Michael is 7years old )Neal:Thanks.3.-Morning!Are you Ella?A.Yes,I am-Yes,I am,B.And you?4.All my teachers are very nice.C.Morning,Maggie!5.This is my new house(新房子).D.Dennis,this is Neal.g⑧E.How do you do,Dennis?◎基础训练其余部分参考答案【.下列字母中含有(A)第1版相同音素的写“A”,不同的时尚阅读写“B”。幻(B)2读有所思1.My favorite sport is basketball./..(A)32.My favorite player is Yao Ming./...悟有所行(B)4.★★★★★1-3 DBA趣闻播报1.T2.F⑧Ⅲ.用be动词的适当形式填空。第4版1.-Are you OK?阅读理解-Yes,thanks.1-5 BCCAC2.Linda and Jenny are my good friends.任务型阅读3.My dad is in Beijing these days.1.Congcong2.China 3.are4.hat5.Yes.4.-Hi!Are you Lisa?综合填空-No,I amJudy.1.morning2.are3.teacher4.the5.to5.-How are your mom and dad?情景交际-They are fine.Thank you.1-5 FBGEAg3
听力材料5.In order to avoid getting (get)bored,it'sText 1important to break out of your comfort zone byW:Look!The sign at the gate of the park saysfinding fresh activities and passions.听that motorcycles are not allowed in the park.6.When we got out of the supermarket,the old ladyM:Let's park our motorcycles here.(1)We cankept thanking (thank)me over and over again.just take a walk or ride a shared bike instead.7.They are used to preparing (prepare)dinner byText 2M:Laura,these pills are for you.Take one in thethemselves,so they seldom eat out.morning and one in the evening.(2)You will feel8.When Peter was at university,his favorite activitybetter three days later.was playing(play)basketballW:OK,I see.Thank you.gⅡ.用括号内单词的适当形式或适当的连接词完成短文。Text 3It is well known 1.that Quan Hongchan is aW:Did you call the moying company?The moversrising star in the world of diving.2.What made her听were supposed to arrive by 9:00,but it's alreadyfamous overnight was that she won the gold medal at10:00.Are they lost?the Tokyo Olympics with her impressive performancesM:Well,they had trouble with their truck on theand skills at the age of 14.That year,she became oneway.(3)They just got it fixed and will be heres00n.of the youngest Olympic champions in history.W:OK.It is a fact 3.that Quan Hongchan comes from aText 4poor family.Before becoming famous,4.what QuanM:Sally,you won first place in the Roboticswanted to do most was earn money to treat herApplication Skills Competition.Congratulations!mother's disease.5.Why she performed quiteW:I can't believe it,Mr Jackson.I really didn'twell in various competitions is not a mysterythink I could get first.(4)It is her hard work that has made her what she is now.In her opinion,hard training all the time is the key toText 5success,so she keeps 6.practicing(practice)the sameM:The doctor said I should get more vitamins,movements over and over again.7.What moved her听and eggs are rich in vitamins.I decide to eatcoach was that Quan often spent extra time 8.perfecting(perfect)her skills.at least one egg a day.Mom,do we still haveany eggs in the refrigerator?(5)Although Quan is very young,9.becoming (become)W:Let me have a look.(5)Well,I guess I havea famous athlete doesn't make her arrogant(自大的),to go to the supermarket tomorrow.Instead,she remains calm in the face of countlesscompliments.It makes her fans excited 10.that Quanhas won several champions since 2021.Now,QuanHongchan is an outstanding athlete and a role model fo6'young divers around the world.g第二节听第6段材料,回答第6、7题。④6.What did the woman dislike about the trip?A.The views.B.The weather.TEST YOURSELF力◆.The accommodation7.What did the man do during the winterUnit 3~Unit 5holiday?(选择性必修)Book1A.He traveled to Paris.B.He took some exams.He just stayed at home.第一节1.How did the speakers get to the park?听力材料A.By bike.By motorcycle.C.On foot.Text 62.How often should Laura take the medicine?M:Hey,Betty.Did you go to any interesting places during the听A.Once a day.Twice a day.听winter holiday?C.Three times a day.W:Yes.I went to a town east of the Danube and stayed there fora few davs.力3.Why are the movers late?A.They lost their way.M:H ow did you feel?W:The weather was good and the views were amazing.How IB.They got the wrong time.wish my father had got us a better hotel!The room I stayed inTheir truck broke down.had an unpleasant smell.(6)How was your holiday?4.How does Sally sound?M:Don't mention it.I had been working part-time to save moneyA.Confused.多Surprised.for my planned trip to Paris,but you know how I did in lastC.Delighted.semester's final exams.My parents didn't allow me to go5.Where are the speakers?anywhere for the whole holiday.(7)老me pernarkB.In the hospitalW:Poor you.2
43.A.complicatedB.engagingC.unpleasantD.frightening44.A.in questionB.at largeC.by comparisonD.with doubt45.A.compositionB.ageC.sexD.origin46.A.distinctB.unidentifiedC.alikeD.broken47.A.femaleB.oldC.youngD.male48.A.cooperationB.authorityC.instituteD.adventure49.A.restoredB.extraC.missingD.dominant50.A.requirementB.interestC.combinationD.emphasis51.A.inspirationsB.lessonsC.inferencesD.comparisons52.A.eliminateB.monitorC.imitateD.generate53.A.rejectedB.concludedC.recalledD.confessed54.A.high-statusB.secretC.religiousD.peaceful55.A.conclusion B.evidenceC.respectD.solution第二节(共10小题:每小题1.5分,满分15分)阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。Two things I did may have caused people 56 (think)that something is wrong with me.The first waswhen my wife asked me to have the sitting-room clock 57 (repair).I drove into the market place of ourlittle town and,clock under arm,entered a shop.Only it was the meat shop.58 my thoughts far away,Istood staring into the shop-keeper's eyes.I had been his customer for a long time and the good man smiled at me.This went on for several very long seconds before I realized where I was.59 is no doubt that I shouldhave calmly bought a pound of meat,60 I merely nodded briefly and left.The other man in my town who probably thinks I am mad is Mr.Smith.Some years ago he was manager ofMead's Shop,and he and I knew each other quite well.One day he 61 (stand)in the doorway of his shopwhen I passed.My brain was on some distant problem and my eyes stared into space."Hello,Mr.Herriot."I heard his voice.I turned a blank gaze on him-I just had no idea 62 he wasthough his face was familiar.Then I saw 63 word"MEAD"in foot-high letters above the shop window."GOOD morning,Mead,"I cried heartily and continued my way.I had gone only a few steps before I realizedthat my greeting had been 64 (polite).I turned back and said to him again,"Good morning,Mister mead."It was only when I turned the corner of the street 65 I realized,too late,his name was Tony and thetime was late afternoon高三英语试卷第10页共12页
全国教辅类一级报纸第三届全国教辅报质量检查外语类第一名中国优秀少儿报刊奖中国邮政发行校园畅销报刊R中考京就Student English2023~2024学年度第3期总第888期河南专号1:35-414河南专号2:35-446国内一连续出版物号:CN41-0704/F)邮发代号:35-258登左劳语报地址:郑州市月湖南路17号1号楼邮编:4500442023年9月18日星期主箭、主办、出版:河南藏育报刊社本期站点,大国逐梦难度:☆☆☆时间:2'40”“神舟”飞天、“北斗”指路、“天眼”探空、“奋斗者号”万米深潜、C919遨游书影共赏时代赞歌微光想蓝天、磁悬浮列车“贴地飞行”白鹤滩水电站“西电东送”…一项项重点工程、一次次创新突破见证了我们的祖国正在日益强大,中国复兴梦正在一步难度:☆☆时间:1'40步实现Great Achievements跟随《神奇树屋》开启一段充满趣味的冒险之旅。The Diving Records into Deep SeaThe Magic Tree Houseiaolong is China's first deep-sea submersible.In 2012,it set China'sdiving record by going 7,062 meters into the sea.Shenhai Yongshi isThe Magic Tree House is a set of Englishthe second one and most of its parts were made by China.It can reach abooks.They tell us the stories of two children,Jackdepth of around 4.500 meters.In 2022,it made 100 dives and spent 180 daysand Annie.The older brother,Jack,loves books andnewater.The third oF was developed by Chinese researehers alone.It stlearning.His younger sister,Annie,is a brave anddof 1009 meters,the deepest known point of Earth's oceans.caring little girl.They go on amazing adventures inBreaking any submersible diving record is not easy,but it is something that must be done forcool places.h andeisdevelopment.China had a history of being a world leader inOne day,the two children find a tree house withrtion.Now it has peen leading the world in certain areas of deep-sea exploration.●magic books in the forest.It can take them wherever2299●99●●P●0●”●●●9e●●●●●●●●●they want if Jack and Annie point to a book and sayWorld's First 600 km/h Maglev Trainthat they want to go there.It is like a time machineA super-fast maglev train can run at 600 kilometers per hour inwhich takes them to a different time and spaceina.The new train is now the fastest one in the world.It is made bytravel.During their travel,they learn about thena itself.fashion,society,people and more about that timeThe train can travel with 2 to 10 cars,and each holds more than 100and place.engers.It makes very little noise even when it runs very fast.And it can start and stop quicklyThese stories are short and easy to read.It is named as the future of train travel.In about 5 to 10 years,the super-fast magley train mayReaders can learn about famous historical personsed widely around China.and events of the past through fun and exciting20999.9●990”0单000●●●0◆0●0●9●●●●●●●09●0●●●●●9●●0900adventures.They encourage children to discover thetes:submersible n.潜水器diveμ.&n.潜水exploration n.探索maglev train磁悬浮列车world around them bravely司金句:Today's China is a country where dreams become reality..今天的中国,是梦想接连Notes:adventure n.冒险经历;奇遇society n.国。社会邀约:共同学二十大,砥砺奋进新征程。敬请关注本报微信公众号,了解并报名参加(吉林白天舒选编)活动!(图片选自中国日报网)(河北孙淑敏选编)★举酷词热语难度:☆时间:1'10内外难度:☆☆☆时间:220”英语语中的水果别有一番“风味”。
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21.What do the elderly in the US most probably do on Seniors Day? A.Travel together. B.Organize activities. C.Talk with children. D.Go to their old schools. 22.What do the seniors in Canada value most on Seniors'Day? A.Precious souvenirs. B.Delicious food. C.Greeting cards. D.True pleasure. 23.In which country does Seniors'Day come earliest in the year? A.The Republic of Korea. B.The United States. C.Canada. D.Poland.
special rock.The rock gives the figure "skin"that looks wrin- kled and gray,just like that of a real elephant. The most common theory is that the rock formations came from the Eldfell Volcano,which 48 (erupt)many times since the 1940s. In spite of the strong resemblance to an elephant,some peo- ple 49 (actual)see something different when they look at the rock formations.They see the fictional character Cthulhu,a sea beast. Whether you see an elephant 50 a fictional beast,as one of many attractions on Heimaey,the rock does draw curious sightseers.
1、炎德英才大联考·长沙市一中2024届高三月考试卷(三)生物答案
12.某些动物依靠嗅觉发现食物、识别领地和感受危险,动物基因组中含有大量的嗅觉受体基因。据B.XYY红绿色盲儿子产生的原因是父亲的精原细胞在减数第一次分裂时同源染色体未分离资料报道,人类基因组中有38
2、炎德英才大联考长沙市一中2024届高三月考试卷八语文试题及答案
高二年级上学期第一次月考联考卷语文试题一、现代文阅读(36分)(一).论述类文本阅读((本题共3小题,9分)阅读下面的文字,完成1一3题。①春秋战国时期思想学术界百家争鸣,当时学者以儒墨并称,二家并为
3、炎德英才大联考(一中版)长沙市一中2024届高三月考试卷(一)1物理试题
14.(14分)如图所示,质量为=4.0kg的物块静止在水地面上,物块与水面之间的动摩擦因数u=0.1.劲度系数k=100N/m的轻弹簧一端与物块水相连,另一端水向右缓慢拉升,当轻弹簧伸长x=
4、炎德英才大联考(一中版)长沙市一中2024届高三月考试卷(二)2地理试题
周测卷五产业转型地区的结构优化1.D根据示意图判断,第二产业比重最高,第一产业比重呈下降趋势,第二产业在2011年前呈正增长,第三产业增速最快。2.A读图可知,该省第三产业比重大且稳步提高,第二产业比
5、炎德英才大联考长沙市一中2024届高三月考试卷二英语完形填空试题
59.A根据"I'm abhe to express this at least insearched for a lot A relevant information on.the Internet
1、炎德英才大联考 湖南师大附中2024届高三月考试卷(五)5地理试题
1、炎德英才大联考 湖南师大附中2024届高三月考试卷(五)5历史试题
1、炎德英才大联考 湖南师大附中2024届高三月考试卷(五)5化学试题
2、炎德英才大联考湖南师大附中2024届高三月考试卷(六)语文答案)
来了。埃丽森达眼看着他用那兀鹰的翅膀扇动着,飞过最后一排房子的上空。她舒了一口气,为了她自已,也是为了他。洋葱切完了,她还在望着他,直到消失不见,这时他已不再是她生活中的障碍物,而是水天相交处的虚点。
3、炎德英才大联考 湖南师大附中2024届高三月考试卷(一)1语文答案
何征般越国,却去揉心征服齐国和爵国的事。那齐国和晋国如同谐多疾病中骄癖一类的小病罢了,怎么可能下片表明自己选择山中白云的生活方式,可是仍忍不住荐念故旧。换头改出以疏宕之笔。“载取”一句,结会渡过长江和
4、炎德英才大联考 湖南师大附中2024届高三月考试卷(四)4历史答案
1、炎德英才大联考湖南师大附中2024届高三月考试卷(六)语文答案
江苏省扬州中学2022-2023学年高三语文10月双周练2022.10一、现代文阅读(35分)(一)现代文
5、炎德英才大联考湖南师大附中2024届高三月考(三)3地理试卷
1、炎德英才大联考湖南师大附中2024届高三月考(三)3地理试卷
1、炎德英才大联考湖南师大附中2024届高三月考试卷(七)地理答案
【答案】20.
1、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
"All potential areas have been 9 and prioritized()by forest experts from theNature Conservation,said
2、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
第二部分 阅读理解(共4小题;每小题7.5分,满分30分) 阅读下面短文,从每题所给的A、B、C和D四个选项中,选出 最佳选项。 After erupting almost continuously
3、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
了,但是他们却很开心,因为他们收获了友谊。第二节主题语境:人与自我—生活与学本文是记叙文。从小生长在美国的作者十分抗拒中国传统节日的美食。在品尝了冰皮月饼之后,他喜欢上了这些食物。56.myself
4、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5政治试题
1、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
french fries off of their menus.Shipping delays caus
5、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4生物试题
1、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
爱的源泉和希望。你对爷爷奶奶的家year.I can't wait to do it!参考答案也有如此独
1、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
M:It's a shame about that tiny bathroom though.The beds could have been softer too.W:Well,we should
2、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
密装浓式为024工源,又是高效、厂消海剂人2)若要利用装置3)制得创(填试剂名称“m”或“n”)班级:A.Lexi was a lot lighter than her husband.B.Lexi
3、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文答案
1、炎德英才大联考雅礼中学2024届高三月考试卷三语文月考试卷三语文
步行走。他越向前走,那间孤零零座落在荒野之中的房子,其轮麻也就更加清断了。,是怪事,这间房间多么像吕克特
4、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5地理试题
1、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
第一节主题语境:人与自我一一做事本文是新闻报道。少年在紧要关头保持冷静的头脑,行动迅速,从而救了自己的父
5、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1地理试题
94E、·、置封地区⊙波空301虽鲁残区图-摩界。箱A额流区秀自治区澶府y话泊避图511,林芝地区山民采挖松茸的时间集中在A.1-3月B.4-6月C.7-9月D.10-12月12.林芝地区盛产松茸的优
1、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5数学答案
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1数学答案
高三第一轮复周测卷·数学(十三)23G3ZCJ(新高考)数学-R-必考=FJ·A【解题分析】(1)由题知
2、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1数学答案
高三第一轮复周测卷·数学(十三)23G3ZCJ(新高考)数学-R-必考=FJ·A【解题分析】(1)由题知,a号=a1·a5,(2十d)2=2(2+4d),解得d=4或d=0(舍去),所以am=2十4
3、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4数学答案
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1数学答案
高三第一轮复周测卷·数学(十三)23G3ZCJ(新高考)数学-R-必考=FJ·A【解题分析】(1)由题知
4、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5数学试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4数学试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1数学试题
高三第一轮复
5、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1数学试题
高三第一轮复周测卷·数学(十三)23G3ZCJ(新高考)数学-R-必考=FJ·A一、选择题:本题共6小题,每小题6分,共36分.1.设{am}是等比数列,若a1十a2十a3=1,a2十a3十a4=2
1、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5语文答案
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文答案
“小耳朵的心是在一家老百姓的国网房里5“八字奶子的心是在一家老百姓的铁柜里D“麻子的心是在一家老百姓的猪圈
2、炎德英才大联考雅礼中学2024届高三月考试卷三语文月考试卷三语文
步行走。他越向前走,那间孤零零座落在荒野之中的房子,其轮麻也就更加清断了。,是怪事,这间房间多么像吕克特罗普的“六四”诊所。真奇怪!特里菲尔加医生好像回到了自己的等他并没有迷路,也并没有走回头路。他确
3、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文答案
1、炎德英才大联考雅礼中学2024届高三月考试卷三语文月考试卷三语文
步行走。他越向前走,那间孤零零座落在荒野之中的房子,其轮麻也就更加清断了。,是怪事,这间房间多么像吕克特
4、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文试题
仪为由面,从而使建复与景现①。长征数车科技艺木作#为青时乃至金国开及羊命文化教育、诗养干一烟主义精神提供资
5、炎德·英才大联考雅礼中学校2024届高三月考试卷(三)语文答案
【参考译文】古代的人不是没有宝物,只是他们看作宝物的东西与今人不同。孙敖患了病,临死的时候告誡他的儿子说:“大王多次赐给我土地,我都没有接受。如果我死了,大王就会赐给你土地,你一定不要接受肥沃富饶的土
1、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5语文试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文试题
仪为由面,从
2、炎德英才大联考·雅礼中学2024届高三月考试卷(一)1语文试题
18.命题透析本题考查理解重要词语的能力。答案“基因”本指生命体的遗传物质,它储存着生命的密码,决定着生命的基本特征。(2分)在文中是用这个词的比喻义,喻指各种博物馆宝藏,它们承载着中华传统文化的鲜明
3、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文答案
“小耳朵的心是在一家老百姓的国网房里5“八字奶子的心是在一家老百姓的铁柜里D“麻子的心是在一家老百姓的猪圈里,”表而惊Q不是好东西!”连的声音?李矮子?因为绣李经子院里的驴忽然叫起来了,amera刀给
4、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文答案
1、炎德英才大联考雅礼中学2024届高三月考试卷三语文月考试卷三语文
步行走。他越向前走,那间孤零零座落在荒野之中的房子,其轮麻也就更加清断了。,是怪事,这间房间多么像吕克特
5、炎德·英才大联考雅礼中学校2024届高三月考试卷(三)语文答案
【参考译文】古代的人不是没有宝物,只是他们看作宝物的东西与今人不同。孙敖患了病,临死的时候告誡他的儿子说:“大王多次赐给我土地,我都没有接受。如果我死了,大王就会赐给你土地,你一定不要接受肥沃富饶的土
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1物理答案
16.某同学利用图甲所示实验装置研究匀变速直线运动规律。物块在重物的牵引下开始运动,得到一条记录物块做匀加速直线运动规律的纸带。从纸带上便于测量的部分取系列记数点,如图乙所示,A与B、B与C、C与D之
2、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
us,if we have to sit in a traffic jam for a few minutes,we get anxious.But imagine you had to do tha
3、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
后作者和同学们送给老师精心准备的礼物《福尔摩斯全集》,老1.D随着9月9日他20岁生日的临近,她发现自己越来越孤师对大家表示感激并且告别的故事。僻,越来越担心她和她的家人会如何纪念他的生命。1.段落续
4、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
32.What message does paragraph I convey?CA.It's too fast to design computational materials.yoursB.It
5、炎德英才大联考雅礼中学2024届高三2024届高三月考试卷四英语
21.A.freeB.commercialC.meaninglessD.competitive22.A.sellB.makeC.donateD.wash23.A.strangeB.keyC.puzzl
1、炎德英才大联考(雅礼版)雅礼中学2024届高三月考试卷(五)5语文答案
1、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5语文答案
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文答案
“小耳朵的心
2、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文答案
“小耳朵的心是在一家老百姓的国网房里5“八字奶子的心是在一家老百姓的铁柜里D“麻子的心是在一家老百姓的猪圈里,”表而惊Q不是好东西!”连的声音?李矮子?因为绣李经子院里的驴忽然叫起来了,amera刀给
3、炎德英才大联考雅礼中学2024届高三月考试卷(- -)1语文答案
不止榆林来的人失望,我和母亲也很失望。父亲不满我和母亲的表现,说:“当农民咋啦?种地吃粮,问心无愧。”父亲的老家是河南的,他为什么没有回老家却来到了米脂?我说出了心中的疑惑。“老家没亲人了,那地方也难
4、炎德英才大联考 雅礼中学2024届高三月考试卷(五)5语文试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(四)4语文试题
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文试题
仪为由面,从
5、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文试题
仪为由面,从而使建复与景现①。长征数车科技艺木作#为青时乃至金国开及羊命文化教育、诗养干一烟主义精神提供资源与场城。在文中横线处填入恰当的成语。(4分)将公孙中面波浪线的句子有语病,请进行修文使语言表
1、炎德英才大联考湖南师大附中2024届高三月考试卷(六)语文答案)
不当,这里用“随随便便”不合语境:⑧结构混乱,“使人民生活水提高”与“提高人民生活水”两种句式杂糅20.①“干什么不好,不干什么也不好”表达并不四唆,这是从正反两个角度来描摹神态和心理的。(1分)
2、历史炎德英才大联考,湖南师大附中2024届高3月考试卷七及答案。
(1)依¥24盒陕西省2023届中考考前抢分卷历史试卷参考答案1.A2.D3.B4.A5.D6.B7.B8.C9.C10.A11.D12.C13(1)分封制;(1分)镐京:(1分)澶渊之盟;(1分)8
3、炎德英才大联考湖南师大附中2024届高3月考试卷七及答案历史。。
4、炎德英才大联考,湖南师大附中2024届高三月考卷二物理答案详解
答案B18.【典型情境题】2020年2月,科学家通过冷解题分析本题以“天宫课堂”中利用手摇离心机进行的水油冻电镜捕捉到新冠病毒表面S蛋白与人体分离实验为情境,考查圆周运动和牛顿第二定律。由于空间站处细
5、炎德英才大联考湖南师大附中2024届高三月考(四)4地理答案图片
三步一体高效训练讲评答案:D札记泥石流冲出沟口后,由于地形突然开阔,坡度变缓,挟带的物质逐渐堆积下来,形成泥石流扇。天摩沟泥石流扇伸入帕龙藏布江(雅鲁藏布江水量最大的支流),导致帕龙藏布江江岸位置变动
1、炎德英才大联考 雅礼中学2024届高三月考试卷(一)1语文答案
“小耳朵的心是在一家老百姓的国网房里5“八字奶子的心是在一家老百姓的铁柜里D“麻子的心是在一家老百姓的猪圈里,”表而惊Q不是好东西!”连的声音?李矮子?因为绣李经子院里的驴忽然叫起来了,amera刀给
2、炎德英才大联考雅礼中学2024届高三月考试卷(- -)1语文答案
不止榆林来的人失望,我和母亲也很失望。父亲不满我和母亲的表现,说:“当农民咋啦?种地吃粮,问心无愧。”父亲的老家是河南的,他为什么没有回老家却来到了米脂?我说出了心中的疑惑。“老家没亲人了,那地方也难
3、炎德 英才大联考雅礼中学2024届高三月考试卷(三)语文 吴召儿
秋天,傍晚时分,落日映红了天空,几朵绯红的云彩倒映在河面上,整条河流变成了紫红色,天际仿佛燃起了大火,两个朋友被笼罩在火一样的红光里,预感到冬天将至而瑟瑟发抖的枯黄的树木也披上了金装。索瓦热先生微笑着
4、炎德英才大联考·雅礼中学2024届高三月考试卷(一)1语文试题
18.命题透析本题考查理解重要词语的能力。答案“基因”本指生命体的遗传物质,它储存着生命的密码,决定着生命的基本特征。(2分)在文中是用这个词的比喻义,喻指各种博物馆宝藏,它们承载着中华传统文化的鲜明
5、炎德·英才大联考雅礼中学校2024届高三月考试卷(三)语文答案
【参考译文】古代的人不是没有宝物,只是他们看作宝物的东西与今人不同。孙敖患了病,临死的时候告誡他的儿子说:“大王多次赐给我土地,我都没有接受。如果我死了,大王就会赐给你土地,你一定不要接受肥沃富饶的土
1、炎德·英才大联考湖南师大附中2024届高三月考试卷(三)地理答案
答案C 解题分析 在城市郊区,由于土地的面积相对少,土地租金 高,土地的需求量大,可以发展多种农业经营,发展多元化,因此不 受自然条件的制约;光、热、水、品种等自然因素制约较弱。
2、炎德·英才大联考湖南师大附中2024届高三月考试卷(三)地理答案
9.与传统燃油汽车4S店相比,新能源汽车销售门店的加的空气和水受到了污染,也导致该国通信网络受到服务干扰。如图为汤加地理位置示意图。A.人群精准1809B.范围大汤加C.等级高D.种类少【答案】D【解
3、炎德·英才大联考湖南师大附中2024届高三月考试卷(三)地理答案
11.东非蝗灾不会对我国西南地区造成危害的自然原因有 ①原生干旱区的蝗虫不适应我国西南地区的湿润气候②高 大山脉阻挡 ③我国西南地区蝗虫天敌众多④我国西南地 区气温高 A.①② B.③④ C.①④ D
4、炎德英才大联考湖南师大附中2024届高三月考试卷(六)语文答案)
不当,这里用“随随便便”不合语境:⑧结构混乱,“使人民生活水提高”与“提高人民生活水”两种句式杂糅20.①“干什么不好,不干什么也不好”表达并不四唆,这是从正反两个角度来描摹神态和心理的。(1分)
5、炎德英才大联考湖南师大附中2024届高三月考试卷(六)语文答案)
1、炎德英才大联考 湖南师大附中2024届高三月考试卷(四)4数学答案
1、炎德英才大联考湖南师大附中2024届高三月考(六)英语试题及答案
9.What did the researchers do with the collected dat
2、炎德英才大联考 湖南师大附中2024届高三月考试卷(七)7生物答案
1、历史炎德英才大联考,湖南师大附中2024届高3月考试卷七及答案。
‘明道’、‘经世’等,一切史迹,则以供吾目的之刍狗而己。”布洛赫曾经打比方说:“消息是从头往后传的,站在
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20.(本小题满分12分)已知直线1:x一y十2+k=0(k∈R).(1)若直线不经过第四象限,求k的取值
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周测卷·数学参考答案周测卷一集合的概念、集合间的基本关系1.D解析:A,B,C选项中的对象都是确定的,可以构成集合.D选项中,由于描述对象的标准不明确,无法构成集合.2.C解析:由题意知x=0或x=x2,解得x=0或x=1,但当x=0时,x2=0,与集合中元素的互异性矛盾,所以x=1.3.D解析:集合A={xx2-3.x=0}={0,3},则0∈A,3∈A,{0}二A,{3}三A.4.C解析:因为所有的在全国性运动会中获得过游泳冠军的运动员每天都坚持了高强度的训练,但是每天都坚持了高强度训练的运动员不一定在全国性运动会中获得过游泳冠军,所以集合B中所有的元素都是集合A中的元素,集合A中的元素有的不在集合B中,所以集合B是集合A的真子集.5.A解析:当a=0时,集合A=R,B={一√2,w2},不满足题意.当a≠0时,由A=(xaxa=0={分},得()-2a×}-2=0,a=±2当Q=2时,集合A={2,B=(-1,2},满足题意.当a=一2时,集合A=-2,B=(-21,也满足题意。综上可知,实数a的可能取值组成的集合为一号,}6.AB解析:当a<0,b=0时,M={(x,y)|x|+|y|=a,x∈Z,y∈Z}=,N={xa.x2-1=0}=☑,所以m=0,n=0,所以A选项可能成立.当a=0,b=0时,M={(x,y)|川x+|y|=0,x∈Z,y∈Z}={(0,0)},N={x0·x2+0·x-1=0}=⑦,所以m=1,n=0;当a=0,b≠0时M-xwlx+y-0,x∈Z∈Z)={0,0),N={x0·r2+x-1=0-{6},所以m=1,n=1.所以B选项可能成立,C选项不可能成立.当a=1时,M={(x,y)|x|+1y=1,x∈Z,y∈Z}={(0,-1),(0,1),(-1,0),(1,0)},所以m=4.又此时b2-4a(-1)=b十4a>0,所以n=2.当a>0,a度Z时,m=0,当a>1,a∈Z时,m>4.所以D选项不可能成立.7.16解析:当a=0时,由ax2-a.x十4=0,可得4=0,无解;当a≠0时,由方程ax2一ax十4=0只有一个根,可得判别式△=(-a)2-4a×4=0,解得a=16.8.{1,3}解析:当m十1=0,即m=一1时,M={x2x-2=0}={1},此时集合M的真子集只有⑦,n=1.当m+1≠0,即m≠-1时,由方程(m+1)x2一2m,x十m一1=0,得△=4m2一4(m+1)(m一1)=4>0,此时方程(m十1)x2一2mx十m一1=0有两个根,集合M中有两个元素,意·1·25ZC·数学-RA-必修第一册-GZ

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