• 2024届全国100所名校单元测试示范卷·地理[24·G3DY·地理-XJB-必考-HEB]三试题

    (1)描述2017年四川省外出人口回流意愿强度的空间分布特征。(4分)(2)分析近年来促进四川省外出人员回流的主要原因。(6分)(3)指出近年来地方政府出台政策鼓励外流人员回流的目的。(4分)24.阅读图文材料,完成下列要求。(16分)庄浪县(位置见下图)地处黄土高原丘陵沟壑地带,荒山荒地广布,水土流失严重。近年来,庄浪县种植业区水利事业方面取得了一些成绩,但经济林区水利基础设施仍然薄弱,尽快着手改善的呼声渐高。花椒树,适宜种植在土层深厚肥沃的壤土、沙壤土中,耐寒、耐旱,抗病能力强,喜阳光、不耐涝,是一种经济价值较高的树种。庄浪县有家家栽植花椒树的老传统,房前屋后,农田篱笆墙,到处都能看到花椒树的影子。目前庄浪县花椒业悄然兴起,是规模化苹果园以外的第二经济林业,传统老花椒树扩展到了果园附近的小块山坡地,但依然呈零星栽植状态。和苹果相比,花椒栽种劳动强度小,省时、省力。新疆维吾尔自治区蒙古自治区宁治肃庄沁县四川(1)简述庄浪县目前发展花椒种植的意义。(6分)(2)分析庄浪县经济林区建设水利基础设施的必要性。(4分)(3)请为庄浪县花椒产业的可持续发展献计献策。(6分)25.阅读图文材料,完成下列要求。(14分》克鲁萨河流域大部分地区为石英地质,是新西兰第二长河(约338km)、流量最大的河流,并且流量稳定。19世纪后期,从这条河里出产了大量的黄金。一度有187台地理试题第7页(共8页)

  • 第3课太平天国运动素养提升练(含解析)考试试卷

    W:We also explored the whole island,which was full of honey-colored buildings.The capitalcity,Valletta,has a lot of beautiful churches.We got lost a couple of times,but thefriendly locals helped us.M:Mmm...that was nice!I think I'll go there next summer.W:Well,if you do,you must visit the small island of Gozo.(Text 9)M:Lisa,when is your birthday?W:Aug 1st,but I don't celebrate it on this day.My birthday is close to my mom's birthday,Aug 5th,so we celebrate our birthdays together on that day.M:Oh,that's nice.Do you usually have a big birthday party?W:Yes,we do.My mom usually prepares the dinner,my father buys the birthday gifts,andmy brother is responsible for buying the birthday cake.M:It must be wonderful.What would you do at the party?W:First we watch the family videos together with my grandparents,and then we sing "HappyBirthday"and enjoy the meal and cake.After the party,we will open the gifts and go tobed.M:That sounds good.I also want to celebrate my birthday with a big family.But my familyare always busy with work,so I seldom celebrate my birthday with them.W:But you can still have fun at the birthday party with your friends,can't you?M:Yes,I really enjoy being with them.(Text 10)W:Hello,everyone.Today,I'd like to share with you a true story of mine.One day,myfriends and I had just finished dinner at a restaurant when it began to rain heavily.When it be-came lighter,I decided to brave the rain to get my car and go home.It was parked threeblocks away.My friends advised me not to go because at that time,I was due to give birth intwo months.I made a promise that I'd be very cautious.One of them wanted to accompanyme,but I insisted she stay with another friend who needed help with her baby.When I mademy way to the first crossroads,a cab stopped beside me and a young man with an umbrella gotout,telling me he would walk with me to where I would go.I was embarrassed and refused,but he insisted.During our walk,he kept reminding me to walk slowly.When arriving at thecar park,I thanked him,and we parted.I did not ask for his name and may not even recognizehim now.Did he purposely stop for me?It will never be known.·10【23·DY·英语·参考答案一R一英语6一QG】

  • 第5课甲午中日战争与列强瓜分中国狂潮素养提升练(含解析)考试试卷

    (Text 9)M:It's so nice to see you!How long haven't we seen each other?Nine or ten years?W:Eleven years!The last time I saw you,we were graduating from college together.I can'tbelieve it's been that long!M:I know!What have you been doing?W:Well,I work for Google.I'm married and I have a one-year-old daughter.We're planningon moving to Hawaii soon.My husband has family and friends there,and we just love theweather!M:That sounds fantastic!Will you be able to work for Google there,too?W:They said I could,but I think I will look for a different job.What about you?How haveyou been?M:I've been okay.The years after college were hard.I couldn't find a job and I was still liv-ing with my parents.But now,I'm back in school to become a doctor.I live in a smallapartment in the city,and I have some great friends.Life is looking good!W:That's great!I remember you always did love science.M:Yes,I want to become a brain doctor.It needs a lot of schooling,but it's worth it.Whatkind of job will you look for in Hawaii?W:Well,I've always dreamed of becoming a clothing designer!I might try to find somethingthat involves fashion.M:Good luck!(Text 10)W:About two years ago I went with my class on our first school trip-five days in Paris!There were about thirty of us and four teachers.We all went in one big coach from our schoolin London.The teachers told us to be at school at four thirty in the morning.Everyone wasthere on time,but the coach didn't arrive until five o'clock and we didn't leave until five thir-ty!We were very cold and tired.Anyway,the coach was very comfortable and we watched videos and listened to somemusic on the journey.We had some sandwiches and drinks with us,so we went straight toParis without stopping.The hotel was very old,but our room was nice and the bed was great!I shared the room with three other girls.When we went shopping I tried to practice my French a few times but sometimes I didn'tknow the right words and spoke in English instead!The shops were great-I bought lots ofpresents,such as a dress for my mother,a bag for my dad and a T-shirt for my little sister!I think what I enjoyed most was the boat trip.I took lots of photos of my friends and thewonderful art galleries.I was sad to leave Paris.I had a lovely time there.·36·【23·DY·英语·参考答案一R一英语6一QG】

  • Unit 7 It's raining!Section B 2a-2c 同步练习试题 2022-2023人教版英语七年级下册(含答案)考试试卷

    cunous classmates asking what brand my sweatersship became strange.are,I'd force a smile and reply in a half-joking3.结局推测:b第14期A4版Key(One possible version):(1)由续写第一段的T实战演练雨衣出现了。”Bookmarks for sale到妈妈后尴尬的WWe have a number of bookmarks for sale.Come(2)由续写第二段fiand pick your favorite!T妈妈再次试图乡These bookmarks are made by ourselves using plastic.lifMoreover,famous sayings from different countries are段可描写作者礻Tprinted on the bookmarks.So they can make it possible地体会到了母for you to gain knowledge while you are enjoying the【参考范文】Screading.In addition,they are designed in different shapesParagraph 1:reand colors for you to choose from.You can use themMom showed upyourself or send them to your friends as small gifts.If you're interested,please come to the Student Unionshe saw me,she caOffice after school.Beautiful bookmarks are waitingeverybody at the sclfor you all!I swallowed hard aof the road.Wher订报热线/质量反馈热线:back of her rainc400-009-8181silence,I shot a b读者来信:北京市北京经济技术开发区西环南路26号院30号楼A座805“读者服务部”收my backpack hea邮政编码:100176E-mail:syreaders@126.combike.Without a

  • 2024届高三全国100所名校AB测试示范卷·生物[24·G3AB(新高考)·生物-LKB-必考-NMG]三试题

    2023届普通高等学校招生全国统一考试青同鸣大联考(高三)评分细则生物26【答案】(8分3)相继(1分)相同(1分)少量mRNA分口e(1分)d(门分)着丝粒分裂,姐妹染子就可以迅速合成大量的蛋白质(1分)色单体分开成为两条染色体由纺锤丝牵引分别移(4)与细胞内的特异性受体结合,进而诱导特定基向细胞两极(门分因的表达,从而产生效应(1分)(2)在赤道板的位置出现一个细胞板,逐渐扩展形29.【答案】(9分)成新的细胞壁,然后形成两个子细胞(1分)(1)①不能(1分)基因B经诱变处理后易位到(3)存在(1分其他常染色体上,子代中也会出现雌蚕:雄蚕一1(4)减数第二次分裂后期(1分)bc(1分)N:1(2分》(1分)②W(1分)白壳(1分)27.【答案】(7分)(2)ZW(2分)(1)150cm处的叶片能够接受更多的光照(1分)不认同(1分)净光合速率的单位E是um·m2·s,因此叶面积不是影响因素(位置合理即可)(2分(1分(2)CO2(1分)C。中间体→C6中间体(→淀粉)(1分)更多(1分)植物会通过细胞呼吸消30.【答案】(8分)耗部分有机物(1分)(1)3(1分)(第一个氨基酸)后面所有的氨基酸28.【答案】(8分)(1分)(1)自由扩散(1分)细胞质(基质)和细胞核(2)在原氨基酸序列中多一个氨基酸(1分)3(1分)(1分)(2)mRNA的碱基排列顺序可以传递遗传信息;(3)tRNA和核糖体(1分)翻译的模板(1分)mRNA是单链,比DNA短,能够通过核孔(答出(4)不同系统中翻译的起点不同(2分)一点得1分2分

  • 2024届高三全国100所名校AB测试示范卷·生物[24·G3AB(新教材老高考)·生物-R-必考-GX]六试题

    为生物防治,判断依据是生物防治会改变草原比例为1:1:1,1,则F,雕性个体产生的配子中鼠的环境容纳量而化学防治不会改变。(3)水X1的比例为1/4,雄性个体中产生的配子中草丰茂的草原可有效减少沙尘暴的发生,这体X的比例为1/4,Y的比例为1/2,F1自由交配现了生物多样性的间接价值。产生的子代中羽化时间为29h的果蝇占1/4×23.(除标注外,每空1分,共15分)3/4=3/16。【答案(1)①刚毛分析遗传系谱和电泳结果,24.(除标注外,每空2分,共18分)只能排除X染色体遗传【答案】(1)乳腺中特异性表达的基因的启动子实验思路:选择3号和2号杂交,观察统计子代Tag酶6)2-上6的性别和性状。(2分)结果预测:若子代中雌性(2)胚胎移植(1分)同期发情(1分)早期胚雄性均表现刚毛:截毛=1:1,则基因在常染色胎在相同生理环境条件下空间位置转移体上:若子代中雄性均表现刚毛,雌性均表现截(3)BamH I、Hind,避免DNA分子的自毛,则基因在XY同源区段。(3分)身环化和避免目的基因与载体反向相连或防止②1/41/4目的基因和质粒的任意连接(2)若患病果蝇的性别比例约为1:1,则致病基(4)培养基中不加亮氨酸,培养成纤维细胞一段因位于常染色体;若患病果蝇雌性多于雄性或时间后,观察细胞不显示出绿色荧光雄性多于雌性,则致病基因位于X染色体上;若(5)取两组培养细菌的培养基编号甲、乙,甲组患病果蝇全为雄性,则致病基因位于Y染色体加入人溶菌酶制成液,乙组加人等量无菌水,观上(2分)察两组培养基中细菌的生长情况。甲组无菌落(3)A2>A1>A3分离X1XXX2Y3/16形成而乙组有菌落形成,说明人溶菌酶具有活【解析】(1)①从遗传系谱分析1号和2号为刚性(答案合理即可)毛而3号为截毛,推出刚毛是显性,分析电泳结【解析(1)在PCR扩增DNA过程中,合成新子果,雄性果蝇基因两个,排除X染色体遗传,但链的过程都需要结合引物,PCR扩增四个是不能确定是常染色体还是XY同源区段。如DNA,新合成6个子链,需要6个引物。(4)利果是XY同源区段,3号XX,2号XYA,子代用质粒的两个标记基因进行筛选含有基因表达性状与性别相关,反之为常染色体遗传。②如载体的细胞,重组的载体含有Leu基因能控制果基因在XY的同源区段,4、5号基因型都是合成亮氨酸,破坏GFP基因不再控制合成绿色XAX,2号XAY,子代中只有XY的基因型截荧光蛋白,亮氨酸是一种必需氨基酸,因此,在毛,概率是1/4。(3)果蝇的羽化时间与性别相不如亮氨酸的培养基上能正常分裂且不显示绿关,基因在X染色体上,亲代的基因型为X色荧光的细胞就是含有基因表达载体的细胞。XXXA2Y,等位基因只遵循基因分离定律,F,的基因型为XA1X2,XA2XA3、X1Y,Xa3Y,并且生物学试题(一)参考答案第4页共5页

  • 2024届高三全国100所名校AB测试示范卷·生物[24·G3AB(新教材老高考)·生物-SJB-必考-CQ]一试题

    混合、发酵。下列相关叙述正确的是A.葡萄酒酿制过程中释放的CO2都来自线粒体基质B.酒糌生成过程中合成ATP所需能量来自丙酮酸中的化学能C,酒粉发酵第二阶段合成ATP所需能量来自[H]中的化学能D.可用酸性重铬酸钾溶液检测发酵过程是否生成了酒精5.观察发现,用3H标记变形虫的核膜,其分裂期的细胞中有被3H标记的单层小囊泡,分裂形成的子细胞细胞核的体积与亲代细胞细胞核的相近,每个子细胞细胞核的放射性强度基本相同。下列叙述错误的是A.3H只能标记核膜上的蛋白质分子,不能标记磷脂分子B.分裂末期核膜重建过程中,核膜某些部位会发生内膜与外膜的融合C.被H标记的单层小囊泡可能是由亲代细胞的核膜裂解而成的D.子细胞的核膜可能是由亲代细胞的核膜碎片与新合成的成分共同组成的6.某种鸟类羽毛中的黑色素由位于Z染色体上的A基因控制合成,且A基因越多,黑色素越多。含有两个A基因的个体表现为黑羽,含有一个A基因的个体表现为灰羽,不含A基因的个体表现为白羽。用两只羽毛颜色相同的个体杂交,子代出现了性状分离现象。下列相关分析错误的是A.群体中雄鸟的羽毛颜色有3种B.亲代的基因型为ZAW、ZZC.子代中黑羽个体:灰羽个体:白羽个体=1:2:1D.子代雌鸟中黑羽个体所占比例是1/27.DNA双螺旋结构的揭示是划时代的伟大发现,在生物学的发展中具有里程碑式的意义。下列科学家的研究工作与DNA双螺旋结构的揭示无直接关系的是A.格里菲思、艾弗里等人完成的肺炎链球菌转化实验B.威尔金斯和富兰克林获得了高质量的DNA衍射图谱C.查哥夫发现了DNA中碱基数量的规律为A=T、G=CD.沃森和克里克制作出与X射线衍射照片相符的DNA结构模型8.下图表示某基因及其转录的mRNA的部分碱基序列,已知RNA含有1200个碱基。下列相关分析正确的是A.图示mRNA上对应氨基酸的密码子最多有64种基因非机板链…A-T-G-C…基因棋板链…T-A-C-G…B.图示碱基参与组成的核苷酸共有5种mRNA…A-U-G-CC.组成图示基因的两条链中,G与C之和所占比例相等D.考虑终止密码子,图示mRNA编码的多肽最多含有399种氨基酸9.从达尔文的生物进化论到现代生物进化理论,无不揭示出生物由简单到复杂、由低等到高等的进化历程。下列现象不能用现代生物进化理论解释的是①一些物种是在短时间内迅速形成的②越简单的生物化石,首次出现的地层越古老③自然选择对大量的中性突变不起作用④连年成片栽种抗虫棉的棉田中,棉铃虫抗毒蛋白基因【高三生物第2页(共8页)】·23-133C·

  • 2024届高三全国100所名校AB测试示范卷·生物[24·G3AB(新教材老高考)·生物-SJB-必考-GX]六试题

    胞染©0所名校高考模拟金典卷·生物学()(75分钟100分)2考生须知:1本卷侧重:高考评价体系之基础性」么本基感么考0考查长材中基本低合的理解复1.2,O青技教材中术太想非布辰理指©孝查诗言求关能力(题21、22、23)。.本卷典型情境题:题2、5、6、7、10、12、13、14、15、18、21、23、24。4.本卷测试内容:高考全部范围A图中B.空载第I卷(选择题共45分)C图中一、选择题(本大题共15小题,每小题2分,共30分。在每小题给出的四个选项中,只有一个选)D.当细符合题目要求。)5.水稻的1在植物细胞的细胞质、叶绿体,线粒体中都含有基质,下列不居于这三种基质共性的是的细胞A.都含有RNAB.都能产生ATPC.都含有酶D.都含有自由水之宝剑锋从磨所出,梅花香自苦寒来。苏炳添成为中国首位圆人奥运男子百米决赛的运动员,这与他时的刻苦、坚持及科学的训练是密不可分的。下列相关叙述错误的是A.短跑运动员听到发令枪声后迅速起跑,该过程是条件反射A籼用B.人在长跑过程中,流出胰腺的血液中胰高血糖素含量升高B可游C.运动员比赛中腿部肌肉细胞中CO2的产生场所只有线粒体基质C籼D.短跑比赛时细胞内ATP含量远高于长跑比赛时细胞内ATP含量D,籼3.下图为人体早期胚胎细胞所经历的生长、发育过程示意图,其中甲、乙、丙、丁、戊表示细胞,、b、c6某种表示细胞所进行的生理过程。下列表述错误的是敌的A在片知干世证B天线C若D.统7.中国A.a过程表示细胞的生长,物质交换效率降低B.细胞丁与戊的细胞器的种类、数目相同表示列相C.过程b和c中基因表达状况不完全相同AD.细胞乙与丁的蛋白质组成不完全相同养4细胞缺芝氨基酸时,负载RNA和空载RNA调控基因表达的相关过程如下图。下列相关叙述B.正确的是C.D.士水型项水结心号的于8内的子动本发电渗成·面】9《《【23新高考·D·生物学-LN灯

  • 山西省名校联合测评2022-2023高二下学期期末语文试卷+答案

    冀东名校2022-2023学年度第一学期高三年级期中调研考试语文参考答案1.C2.D3.D4.材料一先总后分,第一段概括性指出日别田房)蕴含着中国传桡乡村美学的主题和领性思想,第二至五段分别雨述中国乡村美学的主题,主体场景,基础,内核在(归园田居)中的体现(2分)材料二先总后分,第一致用述美价值的内涵,指出中国乡村体现出独特的价值,第二至五段从育人格,托心灵,想象力和创造力,承载乡愁四个方面展开述,末段总括性地写中国乡村藏的审美思想的作用和意义。(2分)5.①托心见。菊花,山,飞等乡间景色给陶渊明以自由困适之,使他获得心灵慰痛、培育人格,明在乡村这块宇静,好的士地上生活,形成了高洁的人格,淡泊名利6.B7.D8.①这三处画横线的句子描写环境,营造出凄凉、寒冷的氛围,为人物活动提供了背景,也有暗示社会环境黑暗的作用。②第一处画横线句子描写雨声、钟声、房子.融情于景,在表现环境宁静,凄凉的同时,表现了符拉索娃忧愁的内心世界;拟人修辞手法的运用,增强了选文的文学色彩。③第二、三处画横线句子描写下雪的景象,说明天气严寒,衬托出莎馨卡不怕困难、意志坚韧的形象特点,也有助于表现符拉索娃慈爱的形象特点,(每点2分:大意对即可)9.①革命者具有勇于反抗、不怕牺牲、乐于奉献、意志坚定的品格。在选文中,巴威尔为了公众的事被宪兵抓进监牢,他对自己选择的革命道路并不后悔,视监牢为休息的地方:莎馨卡才从监牢被放出,就忙于革命工作,在寒冷的雪夜送传单。②革命队伍能够团结民众,逐断壮大革命队伍叶戈尔等革命者积极团结符拉索娃,在他们的影响下,符拉索娃对革命有了更深刻的了解,逐渐踏上革命道路。③革命队伍重视革命宣传工作。巴威尔在工厂里散发革命传单.使工人们对革命有所了解,争取到更多的人对革命的支持,(每点2分;其中.概括各1分,结合选文相关内容分析各1分,若答出其他角度,概括准确、能结合文本分析可酌情给分,不超过6分)10.A11.B12.B13.(1)将领们向来轻视刘秀,到这样紧的时候,就互说:再去请刘将军谋划这件事得分点:“票”计“名1分,句1分(2)如果被打败,头和脖子都没有了,还拥有什么财物。14.面对劲敌,沉着冷静。晓之以理,成功发动全部军队。身先士卒,斩杂故人,鼓舞士气,(每点1分,大意即可)15.C16.借景抒情,情景交融。运用想象,虚写未来场景。17.万里悲秋常作客,百年多病独登台过春风十里尽荠麦青青奈何取之尽辎铢,用之如泥沙18.错落有致摩肩接踵五彩缤纷19.昨日荒滩,今日盛景20.运用排比,语气充沛,强调作用强21.必从低处起步有一次打得不好的话是事业成功的必由之路22.每一块奥运奖牌都是训练汗水凝结成的,每一个鲜活人物角色都是由一个个细节塑造出来的,每一次科研突破都是反复试验酝酿的

  • 安徽省阜阳市2022-2023高二下学期期末数学试卷+答案

    (本小题满分12分)如图、四边形ABCD为梯形、、cOs∠ADB=B/CD、AB=2cD=6N2,高i已如x5smax+m+2sin(r2)-1(o001)求cOs∠BDC的值:32)求BC的长代)灯9>0cve aCVS A8 ns>A aian6 A200QDne

  • ‹‹ 11633 ››
扫码二维码