化，使空间变化多烤，③，随视角变化，随心情变化，让人在移步换景之间，借助光线的总明总暗，产生不同的视野与感觉。这位“光线魔术师”对形式和光线的敏感与运用，使其建筑作品自成一格，凸现审美价值。18.请在文中横线处补写恰当的语句，使整段文字语意完整连贯，内容贴切，逻辑严密，每处不超过12个字。(6分)19.下列选项中，与文中加点处的引号用法相同的一项是(3分)A.首先了解情况，进行调查研究，“没有调查就没有发言权”。B.人们看到了“岂日无衣，与子同泡”的血脉深情C.一个组织也送来了信和礼物，还称我是什么“活菩萨”。D.英国皇家游轮“不列颠尼亚”号驶离维多利亚港湾(二)语言文字运用Ⅱ（本题共3小题，11分）》阅读下面的文字，完成20~22题。只要读过全书的读者，不难从这样的具体描绘中，察觉这样的描绘对人物性格的一贯性，与环境条件的变异性的联系与差别，是一种既重复又不重复的性格描绘。我想着重指出的是叙述也是一种描绘：托尔斯泰和曾雪芹一样，用语言塑造人物，包括可视的神态等外形特征，也不拘泥于描绘，而是以表达作者对人物的感受的叙述见长。也可说是要“为间阁昭传”的作家托尔斯泰，他心目中“本自历历有人”，却没有在开篇中具体说明，玛丝洛娃那“不管要求她做什么，她一律照办”的心理内容，究竟是什么原因形成的。这对于不惯于或不善于结合人物处境、相互关系的条件性认识形象的读者来说，当然显得不很具体，甚至可能引起的印象和感觉。然而，关于生活实践不断在变换而具有可熊结令时间地点条件进入角息！体险人物内心活动的读者来说，这种说尽道艳，而是留有余地的写法，对迭者的审美适动也许更有连应性，也是成为更可能对人子味的审美对象的20.解释文中加点部分文字“既重复又不重复”的含义。(3分)》21,请在文中横线处填入一个恰当成语。(2分)22.文中画波浪线的部分有三处表述不当，请指出并做修改，使语言表达准确流畅，逻辑严密，不得改变原意。(6分)四、写作(60分)》23.阅读下面的材料，根据要求写作。(60分)当你让自己的生活变得简单，宇宙的法则也会变得简单。以上材料引发了你怎样的联想和思考？请写一篇文章。要求：选准角度，确定立意，明确文体，自拟标题；不要套作，不得抄袭：不得泄露个人信息：不少于800字。高二语文第8页（共8页）

3.【典型情境题】下列各项中，不能体现中国陶瓷“天人合一”思想 的一项是(3分) A.西安半坡遗址出土的彩陶盆绘有精美的人面鱼纹图案。 B.秦始皇陵中的兵马俑形体巨大，反映出秦兵剽悍雄伟的 面貌。 C.唐代长沙窑的釉下彩绘花鸟，技法成熟，自然生动。 D.宋代某瓷窑以瓷为载体，生动立体地再现了牡丹花的原貌。

答案专期2022一2023学年四川专版（华东师大版）八年级第27~34期分数学用报MATHEMATICS WEEKLY24.(1)因为.点C的横坐标为1答：购关A型节能灯150只，B型节能灯50只若选择方式C最省钱，则月通话时间x的取值所以当x=1时.y=3x=3.时最省钱范困为x>5所以点C的坐标为(1.3)23.(1)在反比例函数y=-4中，令x=-1,则有将点A(-2,6),C(1,3)分别代入y=x+6,得放答案为0≤<，15y=4,所以点4的坐标是(-1.4).26等得价4(3)囚为小王、小张5月通话费均为80元，但在反比例函数y=-4巾，令y=-1,则有x=4,小工比小张通话时问长，所以结合图象可知(2)山(1)，得一次函数的表达式为y=-x+4.所以点B的坐标是(4，-1).小张选抒的是方式A,小正选抒的足方式B当y=0时，-x+4=0.解得x=4因为一次函数y=x+的图象过A,B两点，将y=80代入y2=6x-250所以点B的坐标为(4,0).可得6x-250=80.解得x=55.设点D的坐标为(0，m)(m<0).所以+的4：解得伦·所以小正该月的通话时问为55闪为S%cm=号S8mc,即-7m=3×号×4×3.所以一次函数的表达式为y=-x+3.解得m=-4.所以点D的坐标为(0，-4).(2)如图.设AB交x轴于点C,过点A作AD1第17章综合测试题25.(1)由题意，得△PA0中，0A边上的高为点Px轴于点D,过点B作BE⊥x轴于点E.的纵坐标因为4(-1,4)，B(4,-1)所以San=号40·y=多=+6)，所以AD=4,B=1-、1.B2.B3.C4.B5.A6.B在y=-x+3中，令y=0,得x=37.C8.C9.C10.C11.D12.B即S=-多x+15,二、13.0≤x≤1014.115.(1,0)所以0C=3.所以Saw=S6e+Saw=号OC·16.y=x或y=-x17.x<418.2-1(2)因为△PA0的面积为10，所以S=10,A0+0CBE=克三、19.(1)设反比例函数的表达式为y=即-)x+15=10.解得x=2把点A的坐标(-5,6)代人，得=-5×6=-30将x=2代人y=-x+6中，得y=4.所以点P的坐标为(2.4).所以反比例函数的表达式为y=-30,所以这个函数的图象位丁于第二、四象限，口在第17章17.4~17.5同步测试题每·个象限内，y随x的增大而增大(2)囚为3×(-10)=-30,8×(-3)≠-30-、1.B2.C3.G4.5.C6.B-4×7)=-30,所以点B,D在这个函数的图7.A8.B9.B10.G11.C12.D第23题图象上，点C不在这个函数的图象上二、13.-号14.行15.-3，-424.(1)甲队挖掘速度：60÷6=10（米/H时）20.(1)根据题意可得点P,(3,3).乙队挖掘速度：30÷2=15（米1时）.设直线1所表示的一次函数的表达式为y16.-三四17.多18.-4≤b≤-2枚填10,15.kx+b(k≠0)，三、19.(1)设y=,闪为当x=-2时，y=9,(2)①当2≤x≤6H时，改y2=x+.因为点P(2.1).P,(3,3)在直线L上所以9=奇解得k=-18心知数象过点(2.30)，(6,50).所以+6段解得低=2所以反比例函数的表达式为y=-18则+00解得传0所以直线1所表示的一一次函数的表达式为y=所以当2≤x≤6时，y2=5x+20,2x-3.(2)把x=4号代入y=-18,得y=-18=4②t10≤x<2时，yz=15x;(2)把坐标(6,9)代入表达式因为2×6-3=9，所以点P,(6,9)在直线l上20.(1)根据图象分析，得y1<时，x<2.当2≤x≤6时，yz=5x+20.当0≤x≤6时，y4=10x.21.设经过点(0,2)与点(2，-2)的直线的表达式(2)山图象可知点P的横坐标为2.把横坐标代入y=x+1,得为=3.由10x=5x+20,解得x=4.为y=+6,则B子6=-2听以点P的坐标为(2,3)》当0≤x<2,15x-10x=5,解得x=1.解得化=2把点P(2,3)、点(0，-2)代入y=x+b,当2≤x≤4，(5x+20)-10x=5,解得x=3.所以该直线的表达式为y=-2x+2.得23解得人：多当4x-3.解得x<号[30(0≤x≤25)，50(0≤x≤50)，V,=所以该直线的表达式为y=-x-1(2)当x=1时，y=x-3=-2.6x-120(年>25)，=6x-250(x>50).当k<0时.把x=1代人y1=x+2,得Y1=k+y,=100(x≥0)所以小亮解的这个方程别是-2x+2。2.所以k+2≥-2，即k≥-4。y=-2x-1(2)作出y,y,y与x的函数图象如图所示当层>0时.若x<1时，y,>y.则0<≤1.22.(1)设这个一次函数的表达式为y=x+b,木y/元所以-4≤k≤1，且k≠0.因为函数图象经过点A(6,3)和点B(-2,5)22.(1)设1只A型节能灯的售价是x元，1只B型所以把点A,B的坐标代入，得110节能灯的售价是y元，90图解符低三由题意，可料任所以这个一次函数的表达式是y=-x+3.70(2)当x=0时，y=3解行仔1y=0时x=3.40答：1只A型节能灯的售价是5元，1只B型30所以y=-x+3的图象与坐标轴的交点坐标节能灯的售价是7元1085::110:175分别为(0,3)和(3,0).333(2)设购买A型节能灯红只，则购买B型节能所以该函数图象与坐标轴围成的三角形的面0102030405060708090100x/h灯(200-a)只，费用为元第25题图积是)×3×3=4.5.所以w=5a+7(200-a)=-2a+1400结合图象，可得若选择方式A最省钱，则月通(3)当x=2时，y=-2+3=1<2,因为a≤3(200-a),所以a≤150.话时间：的取值范用为0≤x<8的：所以点(2,2)在直线AB的方（右边）因为w随a的增大而减小，若选择方式B最省钱，则月通话时问x的取值23.(1)把点A的坐标(-1,6)代入y=型，可得听以当a=150时，w取得最小值此时e=1100,200-a=50.范闱为85

递减，当：（十中4，十∞）时，函数f(x)单调2上单调递减，故g(x)=g(-2)=-点.又当x→一∞递增，所以函数f(x)存在唯一的极值点，D正确，故时，g(x)→0，当x→十∞时，g(x)→+∞，所以一选ACD.【素养落地】本题以函数为载体，要求考生掌握导数的几a<0,即实数。的取值范固是（己，0）何意义，体现了数学运算、逻辑推理的核心素养。9.1【解题思路】本题考查绝对值函数的最值、利用导数研7.AC【解题思路】本题考查导数在函数中的应用、函数究函数的单调性.由题意f(x)=性质的综合应用令g（x)=二，若f(x)=e一ar有2x-1-2lnx,x≥2：13个零点，即y=a与g(x)-的图象有三个交点.因1当x≥2时，f'(x)=21-2x-2lnx,00,则g(x)在（一∞，0）上单调递增，且在该区间内的值域为(0，十∞)，易知g(x)在(0,2)上单调递在[片)小上单调递减，当x∈(1，+o)时f')>0,减，在(2，十∞)上单调递增，且在此区间内的值域为所以f()在(1，十∞)上单调递增，所以当x≥2时，函[十的)，故当y=a与gx)=二的图象有三个交数f(x)=f1)=1,当0,故选项A正确；当a=号时f(x)=e22=2x=2,则当x∈(0，)时，f'(x)<0,所以乞x2,f'(x)=e-ex,设f'(x)=h(x),则'(x)=ef(x)在(0,2)上单调递减，所以当0f(2)=1n2=ln4>1,所以函数f(x)的最递增，故选项B错误；当a=号时，f(x)=e-2x2,此小值为1.去绝对值符号，时f(x)仅有1个零点x,且xo<0.又f(-1)=e1【方法指导】根据绝对值的定义写成分段函数形式号×(-w-226<0,f(-)=e-合×2x-1-2lnx,x221分段求解最小值(←)》-8>0，则-1<，<-分，放选项c正f(x)=-2x-2,0

5得A1,4=1,∈[]上递啪，4故入=1.3y=5(2)法一：因为a十b与Aa十b的夹角为所以μ=1，（入·）mm=0=之，（锐角，3所以(a+b)·(aa+b)>0且a+b与λa十μ）mX=4解析：设B户=入1B它，C炉=入CD,可得b的夹角不为0.AP =AB+BP =AB+A BE =AB+首先Aa2+(1+A)a·b+b2>0,故入·：的取值范周是[，]1:(症-A)=A店+，（号AC因为a·b=3X2×cos灭=3，考点练27面向量的6数量积及其应用A)=1-X1)A店+A衣，A市-所以6x+7>0,解得入>-6其次当入=1时，由(1)得a+b与Aa十。基础巩固练。一AC+Cp=AC+A2Ci=AC十b的夹角为0，所以入≠1，1.C因为b在a方向上的投影向量为:市-A)=A+(号A应所以&的取值范围为（名）U-2a,所以a·b·a=-2a,即aaA)=1-A:+,所以1(1,+∞).法二：设a十b与λa十b的夹角为0，由已知(+)a=0.国为1a1-2乐A=号且号=1-A可得=品得0一6≠1，52-6=19.|a+b|=√(a+b)2=xA克+D元=3gAò+A店.由点0，√a2+2a·b+b=√25-2X6+362所以入的取值范围为（日）U=7,∴.cos(a,a+b）=a·(a+b)F,B三点共线，得3十y=1,所以al.a+b2(1,+∞).19192-3x2y1故选D.4y+1=42+1=2←2114.解：(1)由题意得A京=2FB,5×7=35侧0-号0成+片成=号文+4的如园所示造两极子的拉力分别为OA当且仅当)=2x=3时取等号，即)+o耐=号a+号d,OB.作☐OACB,使∠AOC=30°，∠BOC=2,3旺的最大值为宁4y2+1故0市-0亦-+6C,由共起60°.在□OACB中，点的三向量终点共线的充要条件知，∠ACO=∠BOC=60°，所以∠OAC=12.(2,4)解析：如图，过，点D90°，所以|OA1=|O元1·cos30°=A作AK∥ME,号+号-1，则1-50W5N,AC1=|Od|sin30°=50N,所分别交EH,EF(2)由已知Oi=0元+cB=O元+以OB|=|AC|=50N,故两根绳子拉于点N,K,过点N作NQ∥AB,0成，力的大小分别为50√3N,50N.故选C5.A,'三角形ABC外接圆O的半径为交ME的延长线M因E是线段BC上动点，则令C龙=1(0为圆心)，2OA+AB+AC=0,0于点Q,过点K作KL∥AB,交ME的为BC的中点，故△ABC是直角三角延长线于，点L,由M卫=AM应-M店=xo(0≤x≤)·形，∠A为直角.又|OA|=2|AB|,λM它+MA可知，点P在线段NK上运OB =ACA+O=(OA-OC)+动（不含端点）.当点P与点N重合时，(OC+CE)=(+ux)A+(-1=合成1=2a花=Mp=M夜+MA=2ME+MA,可知oC,入=2.当点P与点K重合时，MP=又O心，OA不共线，则有√-(=i成Mi+MA=4ME+MA,可知入=4.故-入=1，=-1，入的取值范围为(2,4).1→3Ci,Gi-C1-5速A13.解：(1)因为a十b与入a十b共线，所以+x=2=2+2x:6.A由题意可得|a|=(a+b)∥(aa+b),0≤x≤1

自我评价☆☆☆☆☆年月日二年级数学一、填出商和余数。4=()…()5=()…(29÷6=()…(7=(）…(8=(）…(二、开火车。36÷9×6÷8×6÷2L回⊙⊙⊙L⊙回L回⊙1L⊙⊙L⊙⊙09n28÷7×8+4÷6×9⊙⊙回-回回回三、解决问题。2艘船可以载1.(1)1艘船可以载多少千克货物？18千克货物。(2)8艘船可以载多少千克货物？2.妈妈买了24个苹果，把这些苹果放到4个盘子里，均每个盘子里放多少个？3.小青有60元钱，买了4个小皮球花了36元，余下的钱买了3个布蛙娃，每个布娃娃多少钱？19

35.D主旨大意题。全文围绕一款新型减肥药展开论述，说明这种药对减肥的作用，并提及这种减肥药的功效显著，因此D项可以概括文章大意。本文是一篇说明文。文章主要介绍Dr.Guy关于“怎样在夜晚让身体得到充足的休息”的建议。36.C语境题。本题考查语境的递进关系。前文提到每个人需要的睡眠总量在六到九个小时，C项说需要得到足够的睡眠，符合语境，都在谈论睡眠的“量”。37.E语境题。本题考查语境的并列关系。本节介绍的是傍晚时分的锻炼，前文说下午4点到6点人体最强壮最灵活，E项说“而且，此时你的肌肉温度最高”，因此选E。38.D语境题。本题考查语境的顺接关系和关键词的指代。前文提到Dr.Guy会尽量在晚上六点前吃饭，D项“这样就能保证身体有五个小时的时间来消化食物”，符合语境。39.A主旨题。这一段介绍的是睡觉前的准备工作，因此选A作为段落标题。40.G语境题。本题考查语境的因果关系和关键词复现。G项“手机屏幕的蓝光和太阳光的波长是一样的”与下文从内容到关键词的再现都吻合，因此选G。本文是一篇记叙文。作者阅读专业书籍的时候遇到困难，在表弟的建议和帮助下去了波尔顿大学学。在此期间，作者在读到一本短篇小说后爱上了阅读，之后他热衷于阅读各类书籍，不断地丰富自己的知识储备，最后以优秀的成绩毕业。41.A语境表示作者希望自己能够拥有比获取专业资格证书所需要的更丰富的知识，因此在读书，但是却看不懂。从语境判断选A表示“要求”。42.D这里表示作者的表弟向作者提到读大学的各种潜在的好处，并建议作者去读大学，因此选D表示“潜在的”。43.C这里表示作者不假思索就直接拒绝了对方的建议，因此选C表示“拒绝”。44.D从语境的转折关系和后文中的“had faith in me”可知，作者的表弟却深信作者应该去读大学，因此选D表示“确信的，信服的”。45.B这里表示作者被这所大学录取，选B表示“允许进入；录用，录取”。46.A作者被大学录取了，一切入学事宜包括住宿费作者的表弟都已经安排好了，因此选A。47.C这里表示教授建议他的学生去阅读科研论文、科研期刊和文学作品，从四个选项的含义判断选C表示“杂志，刊物”。48.B这里用Honestly强调作者在这里坦诚地说出自己当时的实际阅读能力。49.D作者不太了解文学作品，但还是选了一本短篇小说，这本书使作者觉得它很重要，用fl表示“使人感觉…”。50.A这里说的是这本书很薄，因此不会给阅读带来太大的困难，用difficulty表示“困难”。51.C这里说的是作者在读书过程中的快乐是难以用任何言语来描述的，因此选C表示“描述”。52.D这里表示作者在阅读的过程中翻动书页，因此选D。53.B这里表示作者在阅读的过程中还随身携带一本用于摘抄的笔记本，因此用keep表示“持有”。54.C这里表示作者的房间里到处都贴着作者喜欢的作者的图片，因此选C表示“覆盖”。55.A从语境和选项看，这里表示作者把阅读中遇到的名人名言摘抄下来贴在墙上，用quotes表示“语录，引言”。56.D这里用动词stand表示“承受”：作者在自己的大脑能够承受的范围内自学了尽可能多的文章和诗歌。57.B每本书都向作者展示了周边世界的各种详细情况，用details表示“细节”。58.A作者想换专业，但是这就意味着作者必须要自费多读一年，这里用extra表示“额外的”。59.C这里用副词instead表示替代前者的方案。60.B这里表示作者请他的朋友带他去蹭课，用lectures表示“课程”。本文是一篇记叙文。文章主要介绍故事的主人公来到中国云南的一座城市当志愿者的经历和感悟。61.isg考查非谓语动词。本空表示“正在崛起的政治和经济强国”，用提示动词的现在分词形式作定语。62.or考查连词。这里用并列连词or表示选择，与either呼应。either A or B,故填or。63.meaningful考查形容词。本空用提示名词的形容词形式meaningful,表示“有意义的”。64.personally考查副词。这里用提示形容词的副词形式作状语。英语第4页（共6页）

听力材料听第六段对话，回答第11-12小题。听第一段对话，回答第6小题。(A)11.What festival are they talking about?6.M:The post office is too far.How can we getA.The New Year.there,Kelly?B.Children's Day.W:Well,my father can drive us there.C.The Dragon Boat Festival.听第二段对话，回答第7小题。(C)12.Where is the new supermarket?7.M:This is Bob.What are you doing now,A.Next to the library.Amy?B.In front of the library.W:I'm watching a show about animals on TV.C.Across from the libraryIt is so interesting.g感听力材料听第三段对话，回答第8小题。(A)8.When does the lesson start?听第六段对话，回答第11-12小题。A.At10:30.B.At10:00.C.At9:30.听M:There are so many people in the street,听第四段对话，回答第9小题。Anna.(B)9.Where is the bank?W:Yes.The New Year is coming.They are busyA.Behind the restaurantshopping.What do you want to buy,Bob?B.Next to the restaurant.M:Well,I want to buy some fruit.C.Across from the restaurant.W:A new supermarket is across from thelibrary.Let's go there!g厚听力材料听第七段对话，回答第13-15小题。听第三段对话，回答第8小题。(C)13.Where is the new bookstore?8.M:Come on!We'll be late for the chessA.It is next to the school.lesson!B.It is in front of the school.力W:Take it easy,Jack.It is 9:30.The lesson力C.It is across from the school.starts in one hour.(A)14.What kind of book does Mike want to听第四段对话，回答第9小题。buy?9.W:Excuse me,I'm new here.Can you tellA.About animals.B.About colors.me the way to the bank?C.About sports.M:Yes.Walk along the street,and you canB)15.Why does Mike want to buy it?see it next to a restaurantA.For a test.B.For a birthday.⑧③C.For a report(报告).听力材料B.听对话听第七段对话，回答第13-15小题。听听第五段对话，回答第10小题。W:Hi,Mike.There is a new bookstore acrossB)10.How long does Jane play tennis onfrom our school.How about going there thisSunday?力afternoon?A.For one hour.B.For two hours.M:Sounds great.I just want to buy a bookC.For three hoursW:What kind of book do you want to buy?M:About animals.W:Do you like animals?M:Not really.My sister likes them,so I want tobuy her a book for her birthday.度®W:That's a good idea!C.听短文④请根据所听内容，从每小题所给的三个选项中选出一个最佳答案。短文听两遍。听力材料(A)16.Where is Jason's house?力听第五段对话，回答第10小题。10.M:What do you usually do on Sunday,力A.It is across from a music club.B.It is in front of a police office.Jane?C.It is behind a supermarket.W:I play tennis from 9:00 am to 11:00B)17.When does Jason go to the club?am.In the afternoon I go to the library.A.On Monday.B.On WednesdayC.On Friday(C)18.What can Jason do?③原A.Play the violin.B.Play the guitar.C.Play the drums.6

21.(本小题满分14分)如图，在五面体ABCDE中，面BCD⊥面ABC,AC⊥BC,ED /AC,EAC=BC=2ED =2,DC=DB=3.D(1)求证：面ABE⊥面ABC.②(2)线段BD上是否存在一点F,使得面ACF与面FABE的夹角的余弦值等于？若存在，求的值：11若不存在，请说明理由.B

1上的值城是[-2,1.15分)12.（1)如图，设水轮与x轴正半轴交点为A,y轴与水面交点为B.根据题意，设h=asin(wt+p)十b,a=r=2,b=OB=1,∠B0P=号9=-吾，:函数h=asin(wt十p)+b的最小正周期T=4,2π=x,6四4.29点P距离水面的高度h(单位：米)表示为时间t(单位：秒)的函数是h=2sin(受t-否)+1（≥0）.(8分)(2)根据题意，h=2sin(受-)+1>2，sin(受1不妨设[0,4幻，则-音≤受4看<告，吾<受-<解得号<22-号-专，4∴.在水轮转动的任意一圈内，点P距水面的高度超过2米的时间有专秒.(16分)

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红灯三步一体高效训练讲评周测卷二十五卷行天下·数学札记函数y=Asin(wx十p)及三角函数的应用(40分钟100分)必备知识点服微信扫码】命题视点关键能力点函数y=Asin(wz十p)及三角函数的应用逻辑思维能力、运算求解能力、创新能力可缘▣命题情境点生活实践情境探索创新情境课程学情境3、10题观看微课视频6、8题2、7、9题果外颠解下载复课件题序12356答案AD一、选择题：本题共6小题，每小题8分，共48分B点向E1.下列直线是函数y=sin(x十受)图象的一条对称轴的是进20√3米A.x=0BE=年C.=号D.x=2图88-Sie=()1提函部客648解析：由题得sin(x十交)=cosx,函数y=cosx图象的对称轴方程为x=kr,k∈Z答案：A2.为了得到函数y=sin(x一)的图象，只要把函数y=sinx图象上所有的点A.向左移个单位长度B向右移受个单位长度C.向左移牙个单位长度D.向右移于个单位长度解析：将西数y=5加x图泉上所有的点向右移晋个单位长度，可得到西数y=sn(x一子)的图象。答案：D3.某城市一年12个月的均气温与月份的关系近似地用函数y=a十Ac0s[(x一6)](x=1,2,3,,12)来表示已知6月份的均气温最高，为28度，12月份的均气温最低，为18度，则10月份的均气温度数为来A.20.5B.21.5D.23.5的C.22.5解析：今f)=a+Acos[吾(x-6],由6)=28a+Acos[石×(6-6)]=28即/a+A=28f(12)=18解得aa+Acos[吾×(12-6]=18a-A=1823,A=5,所以f(x)=23+5c0s[(x-6)].【24新教材.ZC数学-RA-必修第一册-G DONG】67

2023一2024学年度第一学期素养形成第一次能力训练初三数学注意事项：1.本试卷共6页，满分120分，考试时间90分钟。2答题前、考生务必将自己的灶名、准考证号填写在本试卷相应的位置上。3答案全部在答题卡上完成，答在本试卷上无效。一、选择愿（本大题共10个小题，每小题3分，共30分。在每小题给出的四个选项中，只有一项符合题目要求，请选出并在答题卡上将该项涂黑)1.下列二次根式中，属于最简二次根式的是B.0.Ic.√4D.82.将一元二次方程8x2-3x-5=2化为一般形试后，二次项系数和常数项分别为A8,5B.8,-7C.8,-3D.3,53.下列计算中正确的是A5÷5=5B.32-V2=3c.2x5=10D.V5+V万=24.要使二次根式V6x+12有意义，则x的取值范围是A.x≤-2B.x≥-2C.x2-10.x25.用配方法解一元二次方程x2-6x+1=0,此方程可变形为A(x+32=8B.(x-3=10C.(c+3}=10D.(x-3}=8初三数学第1页（共6页）（能力训练一）

worrying high school could be,and she was afraid she wouldn't fit in可知，在去学校之前，Emily从哥哥们那里得知高中生活会令人感到发愁，并且她担心自己无法适应。由此可知，Eily对即将开始的高中生活充满了担心与恐惧，因此可推知划线部分意为“不安、紧张”，故选B项。25.A。理解具体信息。根据第三段中的Mr.Johnson was known for being strict,but also forbeing passionate about literature可知，Johnson以十分严厉且热爱文学而出名。26.B。理解具体信息。根据第四段中的He began to introduce himself and then asked eachstudent to stand up and share something about themselves可知，Johnson进入教室后，首先进行了自我介绍，然后要求学生介绍他们自己。27.A。推断。根据最后一段中的She was excited about what the future held.She knew that shehad a lot to learn,but she was ready for the challenge可知，Emily对高中生活充满了期待，准备好了迎接即将到来的挑战。C篇主题语境：人与社会一一社会本文是说明文。在意识到当前团体旅行市场上的缺口后，Radha Vyas创办了Flash Pack,为30到49岁的个人提供团组旅行服务。28.A。理解具体信息。根据第二段中的A few years ago,Radha Vyas discovered a gap in thegroup travel industry.She realized there wasn't anything for her age group:30-to 49-year-olds知，Rada发现团体旅行市场上没有针对她这个年龄层次(30一49岁)的团体旅行服务。29.C。推断。根据第三段中的Upon hearing her idea,,Lee agreed that it could work.Later,thecouple developed an idea for flashpacking可知，当Radha对Lee说出了自己的想法后，二人一拍即合，并开始落实这一想法。30.B.理解具体信息。根据第五段中的Radha and Lee hope to use travel“to create1,O00,O00meaningful friendships around the world.”That might be the key to their success可知，Radha和Lee希望通过他们的旅行服务促进友情，这也是他们成功的关键。31.D。推断。作者在最后一段中向读者介绍了Flash Pack在世界不同地区提供的旅行服务，再结合文章的最后一句话Whatever your idea of a dream vacation is,Flash Pack probably hasthe trip for you可知，作者旨在鼓励人们选择Flash Pack出行。D篇主题语境：人与自然一一环境保护本文是说明文。文章介绍了刚果的黑猩猩保护区致力于保护黑猩猩，为它们提供安全的活动场所。32.A。理解目的。作者在第一段中描述了动物饲养员照顾被噩梦惊醒的黑猩猩的场景，并介绍了黑猩猩George是如何被送到动物保护区的，进而在下文中具体介绍了这一动物保护区。由此可知，第一段的写作目的是引出本文的话题。33.A。推断。根据第三段中的At its opening,in1992,Tchimpounga had space for60chimpanzees.It has since grown to the size of a hundred football fields and houses around 150chimps以及第四段中的These actions are paying off...our actions are working.”可知，该保护区在保护黑猩猩方面取得了很大的成就。34.D。理解具体信息。根据最后一段中的Atencia also works with people who live near thesanctuary.This makes them less dependent on the area's natural resources可知，JGl的员工帮助当地的人们解决医疗保健和饮水方面的困难。35.B。理解主旨要义。文章介绍了保护黑猩猩的动物保护区，包括其历史、发展以及为保护黑猩猩做出的努力。由此可知，文章旨在介绍这一保护区，故B项适合作文章的标题。

第二节阅读下面短文，在空白处填入1个适当【写作指导】的词或括号内单词的正确形式。本篇作要求学生写一封邮件向英国朋友分享自White pollution is a serious kind ofenvironmental problem.The white color usually己的一次环保活动经历。根据提示，写作重点是(73)refers(refer)to something clear and具体描述活动的时间、地点、活动内容以及当时clean.However,white pollution is very的感受。(74)harmful (harm).Because of single-use◎主题：人与自然之环境保护plastic tableware(餐具)and thin plastic bags,O子主题：环保意识和行为white pollution is(75)becoming (become)more◎主要时态：一般过去时and more serious.They're easy to useO主要人称：第一人称(76)andhave already become part of og⊙行文布局：daily life.When people ask for take-out food,it①指明写信目的usually comes with single-use plastic boxes.I'm writing to tell you something about anWhen people go shopping,they can often getenvironmental protection activity.②介绍活动的具体信息plastic bags.People use too many plastic→时间：The activity was on last Sunday..(77)products (product)because of their-→地点：We got up early and went to the Sunshineconvenience.Beach together.White pollution affects the environment→活动：First of all,.we gave a speech aboutmainly(78)intwo ways.On the oneenvironmental protection to people around.hand,plastic waste can be seen everywhere in theThen we went to pick up rubbish along thenatural environment.It makes cities,towns,hillsbeach.lakes...dirty.On the other hand,plastic waste canAfter that,we took a photo together.stay (79)forcenturies,resulting in soil→感受：Everyone was tired but we all had a bigpollution and water pollution.It can even causesmile on our face.many illnesses.What's(80)worse (bad),③询问对方的看法并表达希望得到回复的愿望。animals might die after eating plastic rubbish byWhat do you think of this activity?mistake on the land or in the water.And it's hardI'm looking forward to your reply.(81)to solve (solve)the problem in a very longO必背句型：大How's it going?term.I'm writing to tell you something about...Now everyone should help reduce white大First of all,...pollution and(82)recycle(recycle)plastidwaste.g假如你是陈华。近日，你参加了学校组织的一项第环保公益活动。请你根据以下提示，给你的英国+To my surprise,…朋友Mike写一封邮件分享这次经历吧。Everyone was tired but ..大要点提示：I'm looking forward to your reply.时间上周日地点阳光沙滩开展环保宣讲活动作活动内容收海淮上的垃圾合影留念感受写作要求：要点齐全，语句通顺，语法正确，书写规范；【参考范文】2.可适当增加细节，以使行文连贯；Dear Mike3.不少于80词（开头和结尾已给出，不计入总词数）。How's it going?I'm writing to tell yousomething about an environmental protectionactivity.The activity was on last Sunday.We gotup early and went to the Sunshine Beach together.On the beach,we did some meaningful things.First of all,we gave a speech about environmentalprotection to people around.They learned a lot

第4期听力练录音原文Text 1W:Dad,can you help me with my English paper?I'm kind of stuck on it.M:Coming right up,Penny.Let me finish the gardening first.Text 2W:What is your trouble,Mr.Brown?M:I hurt my foot in a football match last week.I took some medicine,but it didn't workW:Don't worry.Let me give you an examination first.Lie down,please.M:I hope it's not serious.I have a match this weekend.Text 3W:Look at Danny.Why is he wearing such a long face?M:Haven't you heard of it?He went out of business this week.W:Oh my!Poor Danny.Hope he could get through it soon.Text4W:Guess what!I've decided to go back to school!M:Good for you,Mary!You're one step closer to your dream.Have you chosen your favoritecollege?W:Not yet.I'm considering some colleges in New York and I'll send applications before March.M:I hope everything goes well.Text 5M:Susan,guess what I found this afternoon!W:I have no idea.What is it?M:I found a puppy on the way back from school.It seems lostW:What a poor little thing!How will you deal with it?M:I'll bring it to Jennifer's.Her dog died in a car accident recently.I think she'll be happy tokeep it for now,and then I will try to find its owner.W:Sounds like a good plan.It looks very hungry.Let's give it something to eat first.M:Yeah,Jennifer said she won't be home until 8:00 pm.It's a long wait.Text 6M:Hi,Miss Catherine.Where are we going next?W:Let me check.Our next stop is the Chengdu Research Base of Giant Panda BreedingM:What can we do there?W:We can see the pandas up close.Be ready to take many photos.You will fall in love with thesecute creatures.But keep in mind that visitors are not allowed to feed pandas or touch them.M:I see.Well,Miss Catherine,I remember you said there would be a traditional art show tonight.What is it about?W:It's a Sichuan opera in the Sichuan Opera Theatre of Chengdu.M:Wow,I've learned it from an art exhibition before.But I didn't expect to see the show inperson!W:Yeah,the greater part is that you can also go backstage after the performance.M:Sounds great!I can't wait to get started.W:I hope you enjoy your time.Let me know if you need anything.Text 7W:What are you reading,Henry?

2.Our decision is that all of us are to set off at 7 o'clock tomorrow morning.3.Whether we shall go climbing tomorrow depends on the weather.4.The good news that our basketball team won the championship inspired us greatly.Ⅲ1.that2.that3.Whoever4.how5.whichever6.that7.whatIV.1.laziness2.what3.Unsurprisingly 4.has been listed5.linking6.conducted7.completed8.larger9.to10.which第3期A4版Keys(One possible version)):文学天地They ignored him at first and then threw him away.That showed the Rocket was not an importantcharacter,but just a toy.写作一招鲜The Greatest Salesman in the World written by the famous American writer Og Mandino,has beenon the best-seller list for many years.The book tells the story of a shepherd boy called Hafid,who gets ten parchments containinglots of wisdom from his master.He follows the principles in the parchments and finally becomes agreat salesman.Thanks to his determined efforts,he eventually builds a business empire.Due tothe great popularity of the book,it has been translated into eighteen languages and has changedmany people's fortune.Personally,I think this is an inspirational book that everyone should read,whatever their age.

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I.1.more2.around3.show4.radio5.lions6.differentII.1.seem happy2.at night3.take photos4.find out5.on holiday6.to celebrateSection CI.1.great;play2.right;high3.toy;toilet4.blouse;flower5.slow;boat6.year;hear7.pear;chair8.sure;tourIⅡ.1.most2.packets3.watches TV4.have a big dinner5.get togetherIⅢ.1.in;or2.at this time of3.letting off4.get;ready5.an important festival 6.have;fun7.is;on TV8.get;from●

Whichbebe the friendhip between Geoff and Celesta?D.Ordinary.C.Complex.Withbydrate dietnin popularity in recent times,the potato isnowA.Lasting.·BOddvkdinvour of other vegetables.In,research literature has previouslyindicated potatoes may havea detrimefsuchas increasing the possibility ofput British andHowever,new research done by Edith Cowan University (ECU)has shown whiledeveloping Type2 diabetes(糖尿病).potatoes may not have all the same benefits as some other vegetables,such as lowering risk ofta Byrne,fromType 2 diabetes,health issues associated with potatoes may actually be due to how people areneer Geoff evenn the Internet.A recent analysis of this study led by Dr Nicola Bondonno from ECU's Nutrition andpreparing them and what they're eating them with.paper that heHealth Innovation Research Institute found people who consumed the most vegetables were 21have only everpercent less likely to develop Type 2 diabetes than those who consumed the least amount ofhen again twod to live nearvegetables.PhD candidate Pratik Pokharel carried out work on the analysis and said whilepotatoes didn't have the same impact on Type 2 diabetes,they also didn't have any negativeto the US foreffect.k for a short"In Denmark,people consume potatoes prepared in many different ways.In our study,arly letters,Iwe could distinguish between the different preparation methods.When we separated boiledation(加冕)potatoes from mashed potatoes(土豆泥)，fries or crisps,boiled potatoes were no longerassociated with a higher risk of diabetes:They had a zero effect,"said Pokharel.any romance"In our study,people who ate the most potatoes also consumed more butter,red meateoff is now aand soft drinks-foods known to increase your risk of Type 2 diabetes,"said Pokharel."Wens scatteredshould separate potatoes from other vegetables in regard to messaging about diseaseprevention but replacing refined grains such as white rice and pasta（意大利面食)withce of beingpotatoes can improve your diet quality because of fibre and other nutrients found in potatoes."endship and28.What does the underlined word "detrimental"in paragraph 1 mean?C.Fantastic.D.Negative.B.Protective.29.What may contribute to the bad reputation of potatoes according to ECU's research?A.Magical.A.The effects they have caused.B.The ways they are consumed.C.The places where they are planted.D.The results previous studies have shown.30.Which of the following have little effect on Type 2 diabetes?er.A.Fries.B.Crisps.C.Boiled potatoes.D.Mashed potatoes.0y·HUN·自【高二英语第5页（共10页）川·HN·

So I put forward a suggestion that you should take at least one hour's exercise every dayfrom now on.Best wishes.Yours,Li Hua第二节参考范文：We carried out our plan immediately.Jack was dangled upside down by the legs and wedragged his legs so that he could lower into the canal and then get hold of the dog's collar withhis right hand,and placed his left hand under the dog's front legs for support.Jack was thenpulled up by us,and the dog was safe and sound.The crowd who had gathered aroundclapped and cheered for us.Afterwards,both the dog and the owner were so happy that theyran around the canal in celebration.At the same time,I realized my camera had filmed thewhole event.All of us felt excited.The video of the moving rescue was posted online after we came back home.We found ithad raised much attention and many people watched it and left comments.It has earned over75,000 likes,with dozens praising the efforts of us who put ourselves in danger to save thedog,which made us surprised and delighted.It was a precious experience and left us withwonderful memories.We only did what anyone else would do.【高一英语·参考答案第4页（共4页）】·24-138A·

the world,reaching an altitude of 4,700 meters at the Khunjerab Pass.Starting in Kashgar,China,cyclists can travel up to 1,200 kilometers on mostly unpaved roads,but the views are as breath- taking as the riding. Route of the Hiawatha,Idaho-Montana,the United States Take your family out to Montana this summer and cycle a- long the most scenic disused railroad in the country.The railroad turned bike trail turns into 24 kilometers of leisure biking that takes you over seven trestles(高架桥)and through 10 tunnels, with the longest one,the Taft Tunnel,stretching for 2.7 kilo meters. 1.What can cyclists do on the Udaipur City Tour? A.Feed wild animals.

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、删除或修改。 增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的 词。 删除：把多余的词用斜线（八）划掉。 修改：在错的词下划一横线，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。 Nowadays many children are getting fatter and fatter.By

21.How much will you pay if you buy a bigger version of wireless speaker? A.$129. B.$159. C.$199. D.$299. 22.What might a movie lover prefer to choose? A.A pocket projector. B.An adjustable tablet stand. C.A chalkboard wall planter. D.A Jawbone Jambox wireless speaker. 23.What is the purpose of the text? A.To warn. B.To advertise. C.To bargain. D.To educate.

20.Which place did the speaker visit? A.A market. B.A restaurant. C.A supermarket.

名师原创模拟·数学理科？一12参考答案2)=-f0=f0.数学（七七）1.A由题设有A={xlog(x-2)<1-{x00恒成立，所以f(x)在(0，+∞)上单调递C由题a2=3,=1,所以c2=2,则F1(-2,50♪增，所以y=b与y=f(x)至多有一个交点0),F2(W2,0),设M(√3cos0,sin0),所以与题意矛盾，不符合题意，舍去；当α>0时，MF=(-/2-/3cos 0,-sin 0),MF:=(2当a时，f(x)>0,此时函数f(x)单调3cos20+sin20-2=2cos0-1.因为c0s20∈递增，所以f(x)mn=f(a)=lna,由图可知，[0,1],所以MF·MF≤2-1=1.放选C.当b>f(x)mn=lna时，直线y=b与曲线y将式子进行齐次化处理得in91十sin2)=f(x)的图象有两个交点，即0

4.人类社会初期，人们通过在绳子上打结来计算数量，即“结绳计数”.当时有位母亲，为了准确记录孩子的成长天数，在粗细不同的绳子上打结，由细到粗（从右往左数），满七进一，则孩子已经出生的天数是A.1326B.510C.429D.336【答案】B【解析】根据题意，一共有6×7°+2×7+3×72+1×73=6+14+147+343=510.5.下面是小明同学利用三段论模式给出的一个推理过程：①若{am}是等比数列，则{am十am+1}是等比数列（大前提)，②若bn=(一1)”，则数列{bn》是等比数列（小前提），③所以数列{bn十bn+1}是等比数列（结论），以上推理A.结论正确B.大前提不正确C.小前提不正确D.全不正确【答案】B【解析】大前提错误：当am=(一l)”时，am十am+1=0,此时{am十am+1}不是等比数列；小前提正确：因为bn=bm(-1)”（一1)，所以6。二一-1==-1(m≥2，n∈N)为常数，所以数列，}是首项为-1，公比为-1的等比数列：结论错误：bn十bn+1=(一1)”十（一1）+1=0，故数列{bn十bn+1}不是等比数列.16.在△ABC中，内角A,B,C的对边分别为a,b,c,若p=2a十b+c),则三角形的面积S=√p(p一a)(p一b)(p一c),因为这个公式最早出现在古希腊数学家海伦的著作《测地术》中，故称之为海伦公式将海伦公式推广到凸四边形（凸四边形即任取面四边形一边所在直线，其余1各边均在此直线的同侧)中，即“设凸四边形的四条边长分别为a,b,c,d,p=2(a十b十c十d),D凸四边形的一对对角和的一半为0，凸四边形的面积为S=√(p一a)(p一b)(p一c)(p一d)一abcd cos26.现有凸四边形ABCD,如图所示，AB=2,BC=4,CD=5,DA=3,则四边形ABCD面积的最大值为A.12B.6√5C.10D.2√/30【答案】D【解析】由AB=2,BC=4,CD=5,DA=3,得p=7,又0<0<π，则S=V7-2)7-3)7-4)7-5)-2X3X4X5c0s0=V1201-c0s0而=2V30sin0,所以当0=5时，凸四边形ABCD面积的最大值为2√307.“角谷猜想”是指对于每一个正整数，如果它是奇数，则对它乘3再加1；如果它是偶数，则对它除以2.如此循环，经过有限步演算，最终都能得到1.若正整数n经过5步演算得到1，则n的取值不可能是A.32B.16C.5D.4【答案】B【解析】利用倒推法可得：由第5次计算后得1，可得第4次计算后的得数一定是2，由第4次计算后得2，可得第3次计算后的得数一定是4，由第3次计算后得4，可得第2次计算后的得数是1或8，若由第2次计算后得8，可得第1次计算后的得数一定是16，由第1次计算后得16，可得原数是5或32；若由第2次计算后得1，可得第1次计算后的得数一定是2，由第1次计算后得2，可得原数是4.综上可知，原数可能为5或32或4.开始8如图，该程序框图的算法思想源于数学名著《几何原本》中的“辗转相除法”执行该程序框图（图输入m,n中“m MOD n”表示m除以n的余数)，若输入的m,n分别为297,57，则输出的m=A.3r=m MOD nB.6C.9D.12m=力【答案】An=r【解析】模拟程序的运行，可得m=297,n=57,第一次执行循环体，r=12,m=57,n=12,不满足r=0退出循环的条件，第二次执行循环体，r=9,m=12,n=9,不满足退出循环的条件，第三次执行循是环体，r=3,m=9,n=3,不满足退出循环的条件，第四次执行循环体，r=0,m=3,n=0,满足退输出m出循环的条件，输出m=3.开始。75。