2014年第三次月考卷
【新课标地区】2014届高三上学期数学月考三(A卷)Word版含答案
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试卷类型:A2014届高三月考试题三数学适用地区:新课标地区考查范围:集合、逻辑、函数、导数、三角、向量、数列、不等式、立体几何、解析几何建议使用时间:2013年10月底本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分.考生作答时,将答案答在答题卡上.在本试卷上答题无效.考试结束后,将本试卷和答题卡一并交回. 注意事项:1.答题前,考生务必先将自己的姓名、准考证号填写在答题卡上,认真核对条形码上的姓名、准考证号,并将条形码粘贴在答题卡的指定位置上.2.选择题答案使用2B 铅笔填涂,如需改动,用橡皮擦干净后,再选涂其它答案标号;非选择题答案使用0.5毫米的黑色中性(签字)笔或碳素笔书写,字体工整、笔迹清楚.3.请按照题号在各题的答题区域(黑色线框)内作答,超出答题区域书写的答案无效.4.保持卡面清洁,不折叠,不破损.第Ⅰ卷一、选择题:本大题共12小题,每小题5分,满分60分。
在每小题给出的四个选项中,只有一项是符合题目要求的。
1. [2013·辽宁卷] 已知集合A ={}x|0<log 4x<1,B ={}x|x≤2,则A∩B=( )A .(0,1)B .(0,2]C .(1,2)D .(1,2]【答案】D 【解析】∵A={x|1<x<4},B ={x|x≤2},∴A∩B={x|1<x≤2},故选D. 2.(昆明第一中学2012届高三第一次摸底测试数学文理)设α是第二象限角,(),4P x 为其终边上的一点,且1cos 5x α=,则tan α=( )A.43B.34C.34- D.43-【答案】D【解析】因为α是第二象限角,所以0x <.由三角函数的定义,有1cos 5x α==,解得()30x x =-<.所以44tan 33α==--. 3.(理)[2013·新课标全国卷Ⅱ] 已知m ,n 为异面直线,m⊥平面α,n⊥平面β,直线l 满足l⊥m,l⊥n,lα,l β,则( )A .α∥β且l∥αB .α⊥β且l⊥βC .α与β相交,且交线垂直于lD .α与β相交,且交线平行于l【答案】D [解析] 若α∥β,则m∥n 与m ,n 为异面直线矛盾,故A 错.若α⊥β且l⊥β,则由n⊥平面β知l ∥n 与l ⊥n 矛盾,故B 错.若α与β相交,设垂直于交线的平面为γ,则l ⊥γ,又l ⊥m,l ⊥n,m⊥平面α,n⊥平面β,故交线平行于l.故选D.(文)(海南省琼海市2012年高考模拟测试一数学文)已知一个平面α, 为空间中的任意一条直线,那么在平面α内一定存在直线b 使得( )A. //bB. 与b 相交C. 与b 是异面直线D. ⊥b 【答案】D【解析】当l α⊥或l α∥在平面α内,显然存在直线b 使得l ⊥b;当l 与α斜交时,只需要b 垂直于l在平面α内射影即可得到l b ⊥.4. [2013·四川卷] 函数y =x33x -1的图像大致是( )图1-5【答案】C 【解析】函数的定义域是{x∈R |x≠0},排除选项A ;当x<0时,x 3<0,3x-1<0,故y>0,排除选项B ;当x→+∞时,y>0且y→0,故为选项C 中的图像. 5.(黑龙江省哈尔滨市第六中学2012届高三第三次模拟考试数学文)设0x 是方程ln 4x x +=的解,则0x 属于区间( )A.(0,1)B.(1,2)C.(2,3)D.(3,4) 【答案】C【解析】设()ln 4f x x x =+-,因为(1)30,(2)ln 220,(3)ln 310f f f =-<=-<=->,(4)ln 40f =>,所以(2)(3)0f f <.所以()02,3x ∈.6.【2012高考真题湖南理5文6】已知双曲线C :x 2a -y 2b=1的焦距为10,点P (2,1)在C 的渐近线上,则C 的方程为( ) A.x 220-y 25=1 B.x 25-y 220=1 C.x 280-y 220=1 D.x 220-y 280=1 【答案】A【解析】由已知可得双曲线的焦距2c =10,a 2+b 2=52=25,排除C ,D ,又由渐近线方程为y =b a x =12x ,得12=ba,解得a 2=20,b 2=5,所以选A. 7.【2012高考真题新课标理4文4】设F 1,F 2是椭圆E :x 2a +y 2b=1(a >b >0)的左、右焦点,P为直线x =3a2上一点,△F 2PF 1是底角为30°的等腰三角形,则E 的离心率为( )A.12B.23C.34D.45 【答案】C【解析】根据题意,一定有∠PF 1F 2=30°,且∠PF 2x =60°,故直线PF 2的倾斜角是π3,设直线x =32a 与x 轴的交点为M ,则|PF 2|=2|F 2M |,又|PF 2|=|F 1F 2|,所以|F 1F 2|=2|F 2M |.所以2c =2⎝ ⎛⎭⎪⎫32a -c ,即4c =3a ,故e =c a =34.故选C. 8.(河南省郑州市2012届高三第一次质量预测数学文理)若实数y x z x y x y x y x 230001,+=⎪⎩⎪⎨⎧≤≥+≥+-则满足的最小值是( )A.0B. 1C.3D. 9【答案】B【解析】作出不等式组10,0,0x y x y x -+≥⎧⎪+≥⎨⎪≤⎩表示的可行域,令'2z x y =+,可知当直线'2z x y=+经过点()0,0O 时,'2z x y =+取得最小值0,故此时23x y z +=取得最小值1.9.[2013·天津卷] 函数f(x)=2x|log 0.5x|-1的零点个数为( )A .1B .2C .3D .4 【答案】B【解析】f(x)=2x|log 0.5 x|-1=⎩⎪⎨⎪⎧2xlog 0.5 x -1,0<x≤1,-2x log 0.5 x -1,x>1=⎩⎪⎨⎪⎧-2xlog 2 x -1,0<x≤1,2x log 2 x -1,x>1. ∵f(x)=-2xlog 2x -1在(0,1]上递减且x 接近于0时,f(x)接近于正无穷大,f(1)=-1<0,∴f(x)在(0,1]上有一零点;又∵f(x)=2xlog 2x -1在(1,+∞)上递增,且f(2)=22×log 2 2-1=3>0,∴f(x)在(1,+∞)上有一零点.故f(x)共有2个零点.10.(黑龙江省哈尔滨市第六中学2012届高三第三次模拟考试数学文)直线032=--y x 与圆()()22239x y -++=交于E.F 两点,则∆EOF (O 是原点)的面积为( )A.23 B.43C.52D.556【答案】D【解析】因为圆心()2,3-到直线032=--y x 的距离为d ==,则EF =4=,又原点()0,0O 到直线:230EF x y --=的距离为'd ==,所以142EOF S ∆=⨯=11.(理)【2012高考真题新课标理11】已知三棱锥S ABC -的所有顶点都在球O 的求面上,ABC ∆是边长为1的正三角形,SC 为球O 的直径,且2SC =;则此棱锥的体积为( )【答案】A【解析】ABC ∆的外接圆的半径r =点O 到面ABC 的距离d ==SC为球O 的直径⇒点S 到面ABC 的距离为2d =,此棱锥的体积为11233ABC V S d ∆=⨯==. (文)【2012高考真题新课标文8】平面α截球O 的球面所得圆的半径为1,球心O 到平面α的距离为2,则此球的体积为( ) A.6π B.43π C.46π D.63π 【答案】B【解析】由题意,球的半径为R =12+22=3,所以球的体积为V =43πR 3=43π.故选B.12.(海南省琼海市2012年高考模拟测试一数学理)一个几何体的三视图如图所示,其中正视图是一个正三角形,则这个几何体的外接球的表面积为( )A. B.83πC. D.163π【答案】D【解析】该几何体是个如下图所示的三棱锥,外接球的球心为点E ,设,EF r DE EA EC EB ====,则r -=,解得r =.所以外接球的半径为R r ==,表面积为21643R ππ=.第Ⅱ卷二、填空题(本大题共4小题,每小题5分,共20分。
【新课标版】2014届高三上学期第三次月考 英语 Word版含答案
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2013—2014学年度上学期高三一轮复习英语单元验收试题(3)【新人教】命题范围:模块3第Ⅰ卷第一部分:听力(共两节,满分30分)第一节(共5小题;每小题1.5分,满分7.5分)听下面5段对话。
每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。
听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。
每段对话仅读一遍。
1.How much longer will the woman wait for the bus at most from now on?A.45 minutes.B.30 minutes.C.15 minutes.2.What will they do first?A.Search for a pen.B.Fix the bookshelf.C.Paint the bookshelf.3.What do we know from the conversation?A.The man lost his keys.B.The man didn't want to enter the room,C.The man couldn’t open the door.4.What is the man doing?A.Waiting for a man. B.Calling a taxi.C.Driving a taxi.5.What does the woman suggest the man take?A.A sweater and boots.B.A sweater and medicines C.A raincoat and a sweater.第二节(共15小题:每小题1分.满分15分)听下面5段对话。
每段对话后有几个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。
听每段对话前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题给出5秒钟的作答时间。
山东省2014届高三下学期4月第三次大联考数学文试题
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山东省2014届高三下学期4月第三次大联考数学文试题考试范围:高考全部内容;考试时间:120分钟;注意事项:1.本试卷分第Ⅰ卷和第Ⅱ卷两部分。
满分150分,考试时间120分钟.2.答题前考生务必用0.5毫米黑色墨水签字笔填写好自己的姓名、班级、考号等信息. 3.考试作答时,请将答案正确填写在答题卡上。
第一卷每小题选出答案后,用2B 铅笔把答题卡上对应题目的答案标号涂黑;第Ⅱ卷请用直径0.5毫米的黑色墨水签字笔在答题卡上各题的答题区域内作答,超出答题区域书写的答案无效,在试题卷、...................草稿纸上作答无效......... 第Ⅰ卷(共50分)一、选择题:本大题共10个小题,每小题5分,共50分.在每小题给出的四个选项中,只有一项是符合题目要求的.1.已知集合{1,0,4}A =-,集合2{|230,}B x x x x Z =--≤∈,全集为U Z =,则右图中阴影部分表示的集合是( )A .{4}B .{4,1}-C .{4,5}D .{1,0}- 2.下列函数中,既是偶函数又在()0,+∞单调递增的函数是( ) A. 3y x = B.1y x =+ C.21y x =-+ D. 2xy -=3.已知i 是虚数单位,且复数312bii--是实数,则实数b 的值为 ( )A .6B .6-C .0D .614.执行如图所示的程序框图,若输入A 的值为2,则输出S 的值是 ( )A .3B .2312 C .136 D .25125.A ,B ,C 为ABC ∆三内角,则“sin 2sin 2A B =”是“90C ∠=︒”的 ( ) A .充分不必要条件 B .必要不充分条件 C .充要条件 D .既不充分又不必要条件6.设l 是直线,α,β是两个不同的平面 ( )A. 若l ∥α,l ∥β,则α∥βB. 若l ∥α,l ⊥β,则α⊥βC. 若α⊥β,l ⊥α,则l ⊥βD. 若α⊥β,l ∥α,则l ⊥β 7.已知等比数列{}n a 的公比为正数,且239522,1a a a a ⋅==,则1a = ( )A.12 B. C. D. 28.抛掷两枚骰子,至少有一个4点或5点出现时,就说这次试验成功,则一次试验成功的概率是 ( ) A .15 B .118 C .23D .599.已知向量,a b 满足31,,2a ab a =-=与b 的夹角为60︒,则b = ( ) A.12 B.13 C.14 D.1510.若变量x ,y 满足1ln0x y-=,则y 关于x 的函数图象大致是( )第Ⅱ卷(非选择题,共100分)二、填空题:本大题共5小题,每小题5分,共25分.请将答案填写在答题卷的相应位置上.11.设x ,y 满足y x z x y x y x 3230101-=⎪⎩⎪⎨⎧≤≥-+≥+- ,则的最小值为________.12.某四面体的三视图如图所示,则该四面体的体积为 .13.在双曲线(222210,0,x y a b c a b-=>>=中,已知,,c a b 成等差..数列,则该双曲线的离心率等于________.14.给出下列命题:①存在实数x ,使3si n c o s 2x x +=;②若,αβ是第一象限角,且αβ>,则cos cos αβ<;③函数22015sin()32y x π=+是偶函数;④函数sin 2y x =的图象向左平移4π个单位,得到函数sin(2)4y x π=+的图象.其中正确命题的序号是____________.15.若曲线sin y x x =在点,22ππ⎛⎫⎪⎝⎭处的切线与直线210mx y ++=互相垂直,则实数m 的值为________.三、解答题 (本大题共6小题,共75分.解答应写出文字说明、证明过程或演算步骤.)16.(本题满分12分)已知231(,2cos ),(sin 2,)22m x n x ==,()21f x m n =⋅⋅-. (1)求函数()f x 的单调递增区间;(2)函数()f x 的图象可以由函数y =sin x 的图象经过怎样的变换得到? 17.(本小题满分12分)如图,四棱锥ABCD E -中,EA EB =,AB ∥CD ,BC AB ⊥,CD AB 2=.(1)求证:ED AB ⊥; (2)线段EA 上若存在点F ,满足12EF EA =,求证:DF // 平 面BCE .18.(本小题共12分)“一站到底”是某电视台推出的大型游戏益智节目.某校高三年级为了解学生暑假期间的收视情况,从高中A,B 层6个班共抽取了50名学生,对他们累计收视时间进行统计,得到如下数据.请根据下面的各班人数统计表和收视时间的频率分布直方图解决下列问题: (1)抽查的50人中,累计收视时间为6~8小时的人数有多少?(2)经调查,累计收视时间不少于6小时的学生均自B 层班.现采用分层抽样的方法,从累计收视时间不少于6小时的学生中随机抽取6名学生进行问卷调查,求这三个班级各抽取了多少名学生;(3)在(2)抽取的6名学生中随机选取2人进行访谈,求这2名学生自不同班级的概率. 19. (本题满分12分)已知数列{}n a 为等比数列,其前n 项和为n S ,已知35532a a +=-,且对于任意的n N +∈有132,,S S S 成等差数列;(1)求数列{}n a 的通项公式; (2)已知n b n =(n N +∈),求312123nn nb b b b T a a a a =++++. 20. (本小题满分13分)已知函数3()2f x x tx t =-+ (t ∈R) .(1)若曲线()y f x =在1x =处的切线与直线1y x =+平行,求实数t 的值; (2)若对任意的[0,1]x ∈, |()|3f x ≤恒成立,求实数t 的取值范围.21. (本题满分14分)设椭圆()2222:10x y C a b a b+=>>的左、右焦点分别为12F F 、,上顶点为A ,在x 轴负半轴上有一点B ,满足2112BF BF =,且20BA AF ⋅=. (1)求椭圆C 的离心率;(2)若过2A B F 、、三点的圆与直线30x -=相切,求椭圆C 的方程;(3)在(2)的条件下,过右焦点2F 作斜率为k 的直线l 与椭圆C 交于MN 、两点,线段MN 的中垂线与x 轴相交于()0P m ,,求实数m 的取值范围.参考答案11、-6 12 13、54 14、③ 15、216、17、18、19、20、21、第11 页共11 页。
2014年重庆高2014级高三下期第三次月考
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秘密★启用前2014年重庆高2014级高三下期第三次月考语文试题卷 2014.5语文试题卷共8页,考试时间150分钟。
第1至6题、第8至10题为选择题,27分;第7题、第11至 22 题为非选择题,123分,满分150 分。
注意事项:1.答题前,务必将自己的姓名、准考证号填写在答题卡规定的位置上。
2.答第1至第6 题、第8至10题时,必须使用2B铅笔将答题卡上对应题目的答案标号涂黑,如需改动,用橡皮擦擦干净后,再选涂其他答案标号。
3.答第7题、第11至22题时,必须使用0.5毫米黑色签字笔,将答案书写在答题卡规定的位置上。
4.所有题目必须在答题卡上作答,在试题卷上答题无效。
一、(本大题共4小题,每小题3分,共12分)1. (原创)下列词语中,字形和加点字的读音错误最多的一组是:()A.模棱两可(líng)冰雹(báo)苇编三绝笑眯眯B.一哄(hōng)而散档(dáng)案难以起齿影碟机C.倾箱倒箧(qiâ)歃(shà)血迫不急待附骥尾D.左支右绌(chù)肯綮(qìng)含怡弄孙大姆指2.(原创)下列词语中,加点词语使用正确的一句是()A. 本来不错的一篇文章,让你们这样改来改去,反而改得不三不四。
B.近年来,重庆周边地区开发了不少特色鲜明的避暑景点,每当高温酷暑来临,市民们纷纷前往,有的小区几乎十室九空。
C. 在民进党和台联党“立委”全数缺席的情况下,由台当局领导人马英九题名的颜大和将出任“检察总长”。
D. 为了加强学校教师团队的建设,提高教师的业务水平,校方决定启用本校精通业务的退休教师来指导教学工作。
3.(原创)下列各句中,没有语病的一项是()A. 兰州自来水污染事故的原因是自流沟附近的中石油兰州石化曾发生泄漏事故致一些渣油和消防污水渗入地下造成的。
B. 据英国《镜报》4月13日报道,英国利物浦市近来惊现长达60厘米的巨大老鼠,甚至对鼠药免疫。
八年级思想品德第三次月考试卷,参考答案,答题卡
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2014春季学期英八年级思想品德第三次月考试卷(满分:100分;时间:100分钟)一、选择题(下列各题的四个选项中,请选出最符合题意的一个答案,并将其字母填在答题卡相应空格内,每小题2分,共50分)1、在考试时,小刚被老师误以为是作弊。
这时,他应该()A.把试卷撕了,不考了 B.打电话给爸妈,要求换老师C.和老师争吵 D.下课后和老师沟通,化解误会2、小陶在放学回家的路上被两个男青年拦住,强行索要50元“保护费”。
此时,他应该()①奋不顾身,以死抗争。
②设法周旋,伺机呼救。
③给钱后,立即报案。
④忍气吞声,自认倒霉。
A.①② B.①③ C.②③ D.②④3、当你在公共汽车上不小心踩了别人一脚,你忙不迭地说抱歉,对方说“没关系”,并报以一个微笑。
这说明()A.社会生活需要宽容 B.有了宽容就不会有任何矛盾,就能和谐共处C.有宽容才能有创造 D.有宽容才能成就事业4、假如你在学校大门口看见歹徒行凶,你正确的做法是()A.迅速离开,以免受到人身伤害 B.及时报告老师或拨打“110”报警电话C.勇敢地冲上去与歹徒进行搏斗 D.做歹徒的思想工作,让他停止行凶5、生活中,我们难免会与他人产生矛盾和纠纷,在这种情况下,我们要()A.善于换位思考,设身处地为他人着想 B.坚决斗争,决不让步C.避开是非,逃避生活 D.用偏激的态度和手段进行攻击6、小立热情开朗,同学们有事都爱找他帮忙。
面对众多的请求,你认为他正确的做法是()A.毫不犹豫,答应所有人的请求 B.怕自己做不好,一律婉言谢绝C.给同学一些模棱两可的答案,不得罪人D.认真考虑,答应自己能做到的事,不能帮忙的事,向同学解释清楚7、关于竞争和合作,理解错误的是()①在合作中竞争,在竞争中合作②要竞争就不能合作,要合作就不能竞争③竞争不利于合作,合作不利于竞争④无论竞争还是合作,都不允许别人超越自己A、①②③④B、②③④C、①③④D、①②④8、某校初三年级一班,同学们的竞争意识非常强烈。
【新课标地区】2014届高三上学期政治月考三(B卷) Word版含解析.pdf
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A.①②
B.①③ C.②④
D.③④
12.(2013·豫北六校联考) PM2.5是指大气中直径小于或等于2.5微米的颗粒物。2011年11月16日环保部公布《
环境空气质量标准》二次征求意见稿,最终把PM2.5纳入了常规空气质量评价中,这一举措受到人民的广泛支持。环保
部的这一做法
①体现了政府求真务实的工作作风体现了人民真正成为社会的主人
税总水平由15.3%降至9.8%,达到并超过了世界贸易组织对发展中国家的要求。
(2)结合材料二,运用经济有关知识回答:降低关税给我国发展带来哪些机遇(分)
走访活动一:社会民主渐完善
中国共产党十七届六中全会,通过了《中共中央关于深化文化体制改革、推动社会主义文化大发展大繁荣若干重大
问题的决定》。《决定》的起草充分发扬民主,做到科学决策、民主决策。中央政治局和中央政治局常委会多次审议、
之有物的建议得到不同程度的采纳并正在转化为相关政策。这说明,政协委员的建言献策( )
①是人民行使国家权力的形式 ②是国家科学决策的重要依据 ③转化为政府政策是有条件的 ④体现了政协对政
府负责原则
A.①② B.②③
C.①④ D.③④
黄岩岛自古以来就是中国的领土,但菲律宾政府无视历史事实,一再制造事端,企图侵占黄岩岛。对此,中国政府
“微经济时代”要( )
A.摆脱国有企业在我国经济中的支配地位
B.充分发挥消费对经济发展的决定性作用
C.改善企业经营环境,提高居民个人收入
D.改革企业组织形式,转变个人消费观念
5.(2013·泰安二模) “十二五”规划提出的主要指标中,有两个数据格外引人注目:其一,国内生产总值年均
B.科技进步促进了文化的传播
C.通俗化是文化发展的方向
第三次月考试卷
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2014届高三第三阶段考试试卷地 理总分:100分 时量:90分钟一、选择题(本题共30小题,每小题2分,共计60分。
在每小题列出的四个选项中,只有一项是最符合题目要求的)下图是仰光和凯恩斯位置与气候资料图,读图回答1~2题1.关于两地气候的叙述,正确的是A .都属于热带草原气候B .凯恩斯气温年较差大于仰光C .都分布在大陆西岸D .仰光降水季节变化大于凯恩斯2.下列日期中,两地正午太阳高度同时增大的是A .春分日后20天内B .夏至日前20天内C .秋分日前20天内D .冬至日后20天内读甲、乙两类经济发展水平不同国家人口增长动态统计图,回答下列各题。
3.据图判断,符合乙类国家人口情况的是 A .1950年至2000年人口出生率上升 B .1950年至2000年人口稳定增长 C .1975年至2000年死亡率小幅下降 D .到2000年人口已经出现了负增长4.关于两类国家城市化的叙述,正确的是 A .甲类国家城市化水平高于乙类国家 B .在甲类国家,城市化伴随着工业化进行 C .许多乙类国家的大城市出现了逆城市化现象 D .目前,乙类国家城市化速度比甲类国家快 抚养比是指人口中非劳动年龄人口数与劳动年龄人口数之比。
当总抚养比≤50%时称为人口红利期。
下图图2凯恩斯位置与气候资料图气温(℃)降水(mm )146°E17°S1 4 7 10(月)600400 0200 02030 10凯恩斯图1 仰光位置与气候资料图气温(℃)降水(mm ) 96°E17°N1 4 7 10(月)20仰光1060040020030为我国沿海某省2000~2010年抚养比变化图。
读图完成下列各题。
5.该省开始进入人口红利期的时间是A.2000~2002年之间 B.2004~2006年之间C.2006~2008年之间 D.2008~2010年之间6.该省A.人口出生率上升 B.养老保障负担加重C.工业化水平降低 D.企业“用工荒”加剧下图中a、b、c为等压线,箭头表示P地风向。
2014届高三第三次月考数学试卷-2013.11.17
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2014届高三第三次月考数学试题卷时间:120分钟 满分150分 2013.11.17第 I 卷一、选择题(每小题5分,共50分)1. 已知函数()()lg 1f x x =-的定义域为M ,函数1y x=的定义域为N ,则M N =( ) A. {}10x x x <≠且 B . {}10x x x ≤≠且 C. {}1x x > D. {}1x x ≤2.若“m x <”是“2)2014)(2013(>--x x ”的充分不必要条件,则m 的最大值是( ) A . 2011 B. 2012 C. 2013 D. 20143. 已知函数x n x m x f cos sin 2)(-=,直线3π=x 是函数)(x f 图像的一条对称轴,则=mn( ) A.B. 3C. 332-D. 334. 如图,若一个空间几何体的三视图中,正视图和侧视图都是直角三角形,其直角边长均为1,则该几何体的表面积为 ( )A .21+B .222+C .13D .22+5. 已知复数Z 1 23sin 23cos i +=和复数Z 2 37sin 53sin i +=,则Z 1·Z 2 ( )A .i 2321+ B .i 2123+ C .i 2321- D .i 2123- 6. ABC ∆中,60,A A ∠=︒∠的平分线AD 交边BC 于D ,已知3=AB ,且1()3AD AC AB R λλ=+∈,则AD 的长为( )A .1 BC .D .37.袋中标号为1,2,3,4的四只球,四人从中各取一只,其中甲不取1号球,乙不取2号球,丙不取3号球,丁不取4号球的概率为( ) A.41 B. 83 C. 2411 D. 2423 8. 若函数()y f x =图像上的任意一点P 的坐标(,)x y 满足条件|| ||y x ≥,则称函数()f x 具有性质S ,那么下列函数中具有性质S 的是 ( )A .()1xf x e =- B .()ln(1)f x x =+ C .()sin f x x = D .()tan f x x =9. 已知直线AB 与抛物线24y x =交于,A B 两点,M 为AB 的中点,C 为抛物线上一个动点,若0C 满足00min{}C A C B CA CB ∙=∙,则下列一定成立的是( )。
14学年度上学期高三第三次月考试卷历史(附答案)
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哈尔滨市第九中学2013---2014学年度上学期高三考历史学科第三次月考试卷(考试时间:90分钟 满分:100分 共4页 命题人:何艳秋 审校人:刘淼)一、选择题(在下列各题的四个选项中,只有一项是最符合题意的,每小题2分,共30小题,60分)1、新浪网《穿越时空的对话》一文认为同时期的历史政治人物乾隆与华盛顿谈政见,谈三权分立,双方会吵起来;谈文字狱,双方则有可能会打起来。
两人的政见差异从文明史观的视角看源于A .中美两国国家利益的冲突B .两人人生经历的差异C .科学教育与启蒙教育的差异D .农耕文明与工业文明大环境的影响2、《近代中国的新陈代谢》一文中指出:“这场战争,自西方人1514年到中国起,是他们积325年窥探之后的一逞。
对于中国人来说,这场战争是一块界碑。
它铭刻着中世纪古老社会在炮火的逼迫下赶往近代最初的一步。
”下列说法正确的是①“这场战争”指的是鸦片战争②“西方人1514年到中国起”是指葡萄牙人来到中国③“界碑”是指中国开始沦为半殖民地社会④“近代最初一步”是指中国民族资本主义产生A .①②③B .②③④C .①②③④D .①③④3、阅读英国输华货物统计表,造成该表所反映趋势的根本原因是英国输华货物统计10020030018411842184618481850185218541856年万英镑A .中国农民穷困,购买力低B .鸦片走私泛滥,白银外流C .中国市场对外开放程度低D .中国自然经济的抵制作用 4、龚自珍在担任礼部主客司主事时曾说:“我朝藩服分二类,其朝贡之事……自朝鲜至琉球,贡有额,朝有期。
西洋诸国,贡无定额,无定期。
”龚自珍所述反映了当时的中国A.已经产生“开眼看世界”的思想B.逐渐看清西洋诸国来华朝贡的实质C.仍停留于“天朝上国”的政治幻想中D.对西洋诸国不定期朝贡心存不满5、太平天国运动中,一方面在《天朝田亩制度》提出“天下人”平分“天下田”;但也颁布法令:“贵贱宜分上下,制度必判尊卑。
2014学年第二学期部分校七年级数学3月月考卷和参考答案
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七年级数学 第 5 页 共 5 页
2014 学年度第二学期 3 月教学质量调研 七年级数学参考答案及评分标准
一、选择题(本大题共 6 题,每题 2 分,满分 12 分)
1. D ; 2. C ;
3. A ;
4. B ;
二、填空题(本大题共 12 题,每题 3 分,满分 36 分)
沪2014 学年度第二学期 3 月教学质量调 研七 年 级 数 学
(考试时间:90 分钟 满分:100 分)
一、选择题(本大题共 6 题,每题 2 分,满分 12 分)
1.下列实数中,无理数是 ····································································· (
» 6.28
答:阴影部分面积约等于 6.28
七年级数学参考答案及评分标准 第 3 页 共 3 页
(C) 近似数 52.0 有两个有效数字;
(D) 联结直线外一点与直线上各点的所有线段中,垂线段最短;
七年级数学 第 1 页 共 5 页
二、填空题(本大题共 12 题,每题 3 分,满分 36 分)
7. 16 的平方根为___________. 8.似数 0.0450 有_____个有效数字.
9.把 3 52 化成幂的形式是___________.
2+ 3 ¸ 1 +
3
6.
2
( ) 22.计算: 2 - 3 2 ¸ 2
七年级数学 第 3 页 共 5 页
23.计算: çæ è
1 2
1
÷ö 2 ø
¸
ççèæ
祥华中学初补班第三次月考卷
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祥华中学2014-2015学年初补班第三次月考英语试题卷(命题人:李彦龙 )(命题范围:8BOOK2 Units1--4) 考生注意 1.本套试题共分为四部分,共8页;满分100分,考试时间120分钟。
2.本卷为试题卷。
考生必须在答题卡相应位置上作答,在试题卷, 草稿纸上作答无效。
亲爱的同学们:请根据自己掌握的知识,在此次考试中,仔细、认真地完成每一道题,充分展示自己的才华。
相信自己,你是最棒的! 第一部分: 听力 ( 满分:25分) 第一节: 听句子,选出与句子内容相关的图画,并将所选答案的字母代号(共5小题,每小题1分,满分5分)第二节: 听句子,选出与所听句子内容相符的正确答语,并将所选答案的字母代号填入答题卷相应空格内。
每个句子听两遍。
(共5小题,每小题1分,满分5分)姓-名--------------------------------班级---------------------------------------考号-----------------------------------------( ) 6. A. Yes, please B. Here you are C. Certainly.( ) 7. A. I will. Thank you , Kate. B. Hello, sister.C. Kate, this is my brother Tom.( ) 8. A. Why not? B. It’s too fun.C. What a pity! Maybe next time.( ) 9. A. It’s too popular to sing or dance.B. Yes, I like it very much.C. My classmates love it.( ) 10. A. Congratulations!B. It’s impossible for you!C. I can do it better than you.第三节听对话,选出能回答问题的正确选项,并将其字母代号填入答题卷相应空格内,每段对话听两遍。
湖南省长沙市重点中学2014届高三第三次月考 英语 Word版含答案
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2014届高三上学期第三次月考试卷英语试题本试卷分为四个部分,包括听力理解、语言知识运用、阅读和书面表达。
考试结束后,将答题卷和答题卡一并交回。
时量120分钟。
满分150分。
PARTⅠLISTENING COMPREHENSION (30 marks)PART ONE LISTENING COMPREHENSIONSECTION ADirections: In this section you’ll hear 6 conversations between 2 speakers. For each conversation, there are several questions and each question is followed be three choices. Listen to the conversations carefully and then answer the questions by making the corresponding letter (A, B, or C) on the question booklet.You will hear each conversation TWICE.EXAMPLE:When will the magazine probably arrive?A. WednesdayB. ThursdayC. FridayThe answer is B.Questions 1 and 2 are based on Conversation 1. You now have 10 seconds to read the questions. Conversation 11. Where is Eric now?A. WashingtonB. ChinaC. France2. According to the conversation, what is Eric’s aunt?A. A teacher.B. A doctor.C. A manager.Conversation 23. Where does the conversation most probably take place?A. At the post office.B. In a flower shop.C. In a gift shop4. What does the woman buy at last?A. A postcard.B. A hat.C. Some food.Conversation 35. What is the relationship between the two speakers?A. Policeman and driver.B. Salesman and customer.C. Employer and employee.6. How much was the woman made to pay in all?A. $35.B. $50.C. $65.Conversation 47.What time does the train leave and arrive?A. It leaves at 5: 15 and arrives at 7: 20 tomorrowB. It leaves at 5: 00 and arrives at 7: 10 tomorrow.C. It leaves at 5: 00 and arrives at 7: 10 at night.8. What is she going there for?A. To spend her holiday.B. To see her friends.C. To meet her parents.9. Which of the three can be TRUE?A. Lucy’s parents will arrive in Beijing at 7: 10 a.m.B. Lucy’s parents aren’t going with her to the station.C. Lucy’s parents are going to see her off.Conversation 510. What is the man looking for?A. The police station.B. A drugstore.C. The nearest post office.11. Where is the nearest post office?A. Across townB. Next to a drugstore.C. About 4 blocks away.12. What does the woman suggest that the man buy?A. A police report.B. A guidebook.C. Anything at a drugstore.Conversation 613. Which museum will they go to?A. The art museum.B. The children’s museum.C. The history museum.14. Who is Henry?A. Jim’s brother.B. The woman’s husband.C. The woman’s father.15. How will they go to the museum?A. On foot.B. By bus.C. By carSECTION BDirections: in this section, you will hear a mini-talk. Listen carefully and then fill in the numbered blanks with the information you’ve got. Fill in each blank with NO MORE THAN 3 WORDS.You will hear the mini-talk TWICE.PARTⅡLAGUAGE KNOWLEDGE (45 marks)Section A (15 marks)Directions: For each of the following unfinished sentences there are four choices marked A, B, C and D. Choose the one that best completes the sentence.21. The women carrying babies and luggage, come in first, ________?A. will youB. will theyC. don’t theyD. don’t you22. One more week, ________ we will accomplish the task.A. orB. andC. ifD. so that23. The farm as well as its neighboring hills we once spent so much time on ________ on a new look as recently as last year.A. having takenB. is takenC. takingD. has taken24. The rich, for ________ money was not a problem, wanted to buy the whole building in this area if possible.A. theirB. hisC. whomD. whose25. There were two rooms in the house, _________ served as a kitchen.A. the smaller one of whichB. the smaller oneC. the smaller of themD. and the smaller one of which26. You can use a large plastic bottle, with its top________, as a pot to grow young plants in.A. cutting offB. cut offC. to cut offD. being cut off27. The only criterion for including a paper in this kind of books ________ its high quotability(引用). We don't want anything that few experts lay their eyes on.A. hasB. haveC. isD. are28. No sooner ________ finished watching that programme about those extinct species, than she decided to join the Wildlife Conservation Organization.A. he finishedB. has he finishedC. did he finishD. had he finished29. ________ the extraordinary beauty of Changling is the Ling’en Palace, known for its simple design and painted ceiling.A. AddingB. Adding toC. AddedD. Added to30. During the game, the coach looked ________ he had eaten a lemon, probably because he knew his team was playing poorly.A. in thatB. in caseC. as thoughD. even though31. When the Americans objected to this, the British would not compromise, but ________ control over their American colonies instead, taking away many of their rights, and ________soldiers there in order to make sure that the people would obey them.A. increase; stationingB. increasing; stationC. increased; stationingD. increased; stationed32. The students invited to the Halloween party may dress________ they please.A. whateverB. whereverC. wheneverD. however33. In the experiment, we are often waken up twice a night and asked what we ________.A. have been dreamingB. had dreamtC. are dreamingD. will dream34. I________ no to his conditions, and I________ such trouble now.A. could say;wouldn't be inB. could have said;wouldn't be inC. could say;wouldn't have been inD. could have said;wouldn't have been in35. Did you take enough money with you? —No, I needed ________ I thought I would.A. no so much asB. as much asC. much more thanD. much less thanSection B (18 marks)Directions: For each blank in the following passage there are four words or phrases marked A, B, C and D. Fill in the blank with the word or phrase that best fits the context.In June 2008, when looking at my appointment book, I found I had only two customers all month. Starting my speech pathology (病理学) practice in 2000, I gradually grew the business to 13 employees. However, by last year, people weren’t paying for 36 treatment the way they had been, for the insurance companies were tightening their belts. Therefore, I 37 my own pay by 20% in order not to let anyone go. My husband Brian, who had been working in military intelligence for 20 years 38 staying home with our kids, tried to rejoin the workforce.We’ve always been interested in food safety and in 39 the kids where their food comes from. We prefer fresh vegetables from small farms. I had 40 chickens while growing up in nearby Little Rock city. So we wondered 41 we began developing farming.We started with two pigs. When a local farmer 42 we breed laying hens because there was a market for fresh eggs, we finally reached an agreement. Brian built cages with wheels so that we could move our chickens around on fresh grass 43 our seven acres of land, and we bought more animals. It was scary and 44 . What should we do if no one bought anything?But people did purchase. The local farmer took 45 to sell to his costumers, and today he buys about 30 dozen a week from us. At farmers’ market, we sell out completely, earning $300 to $500 a day. In the following year, the farm should gross about $40,000. To my 46 , the children assisted us, which is 47 because we have to take care of 570 laying hens and 300 chickens. On the farm, we not only enjoy happy life but also experience physically well-pleasing work, which I’m grateful for.36. A. expression B. body C. behavior D. speech37. A. cut B. gave C. lost D. sat38. A. as B. until C. before D. after39. A. praising B. encouraging C. educating D. understanding40. A. bought B. cooked C. observed D. raised41. A. as if B. even if C. only if D. what if42. A. asked B. insisted C. ordered D. complained43. A. through B. across C. over D. above44. A. cheerful B. stressful C. powerful D. hopeful45. A. hens B. pigs C. vegetables D. eggs46. A. satisfaction B. sadness C. regret D. anger47. A enjoyable B. important C. skillful D. difficultSection C (12 marks)Directions: Complete the following passage by filling in each blank with one word that best fits the context.From October 1 to 3, around 3.8 million out-of-town tourists flooded to Shanghai over the 48 three days of the National Day holiday. Nanjing Road and the Bund remained 49 most popular spots with locals and tourists alike. Nanjing Road Pedestrian Street attracted 5.8 million tourists, 50 3.2 million were recorded at the Bund.The city is expected to receive 8 million tourists by Monday, the last day of the weeklong holiday break. 51 ensure the safety of pedestrians crossing streets to reach the Bund, 4, 000 police officers were sent to the area. From 4:30pm to 11pm, 52 stood in line at the sides of zebra crossings, keeping vehicles and pedestrians 53 . Across the Huangpu River, the Oriental Pearl TV Tower took measures to limit numbers. Even so, visitors 54 wanted to get to the top of the city landmark had to queue for four hours. 55 can imagine what it will be like in this city next year.PART ⅢREADI NG COMPREHENTION (30 marks)Directions: Read the following three passages. Each passage is followed by several questions or unfinished statements. For each of them there are four choices marked A, B, C and D. Choose the one that fits best according to the information given in the passage.AThe 1800s saw many firsts, including the invention of the bicycle and ready-to-eat cereal. Another interesting event also debuted(首次登场)in the 1800s. In 1888, the world’s first beauty contest was held in Spa, Belgium. Though little is known about that first competition, the idea caught on. Today, beauty contests can be found in countries from Argentina to Zambia.Most people agree that the business of beauty contests began in America. In 1921, local businessmen in Atlantic City, New Jersey, wanted summer tourists to stay longer. So they came up with the idea of beauty pageant. The pageant was successful, and 100,000 tourists stayed to see the first “Miss America”crowned.After a few years, the annual event no longer focused only on girl’s beauty. A talent competition was added in 1938. And not long after that, college scholarships became the official contest prize. These were just the beginning of the changes for the beauty contest industry.From the mid-to late-20th century, beauty contests began popping up everywhere. In 1951, the Miss World Pageant got its start in London. Over time, this contest has changed its focus from beauty alone to beauty and intelligence. Miss Universe began in 1952, Miss International in 1960 and Miss Earth in 2001. Today, these still are considered the four most famous international beauty contests.Through the years, controversy has surrounded beauty contests. Many people have objected to women competing in swimsuits as it only calls attention to one’s looks. Outside pressure and changes in society, therefore, brought about changes in the beauty contest world. Today, women are judged on areas other than just appearance. These include intelligence, speaking ability, poise and talent.The women who compete in the pageants are often asked why they do it. Many say it’s because the contests build their confidence and public speaking skills and offer scholarships. Today, millions of women worldwide compete for these very reasons.56. What would be the best title for the passage?A. The origin of beauty contestsB. A look at beauty contestsC. Famous international beauty contestsD. The success of beauty contests57. Where was the first beauty contest in the world held?A. In BelgiumB. In AmericaC. In EnglandD. In Argentina58. According to the passage, the beauty contest in New Jersey in 1921 was held to ________.A. find out who was the most beautiful girlB. promote local tourism developmentC. attract tourists to settle in Atlantic CityD. spread the idea of Miss America59. The underlined phrase “popping up” in the fourth paragraph probably means _________.A. succeedingB. holdingC. appearingD. forming60. What is the fifth paragraph mainly about?A. Argument about beauty contestsB. Changes in women’s clothesC. What women compete forD. How women are judgedBHidden Valley and a handful of other "culture camps" serving families with children from overseas reflect the huge rise in the number of foreign adoptions, from 7,093 in 1990 to 15,774 last year. After cutting through many troublesome procedures, due to different customs and cultures, parents often come home to find a new dilemma(进退两难的窘境). "At first you think, 'I need a child'," says Sandy Lachter of Washington, D.C., who with her husband, Steve, adopted Amelia, 5, from China in 1995. "Then you think, 'What does the child need?'"The culture camps give families a place to find answers to those kinds of questions. Most grew out of local support groups; Hidden Valley was started last year by the Boston chapter of Families with Children from China, which includes 650 families. While parents address weighty issues like how to raise kids in a mixed-race family, their children just have fun riding horses, singing Chinese songs or making scallion pancakes.The camp is a continuation of language and dance classes many of the kids attend during the year. "When we rented out a theater for 'Mulan,' it was packed," says Stephen Chen of Boston, whose adopted daughter Lindsay is 4. Classes in Chinese language, art and calligraphy are taught by experts, like Renne Lu of the Greater Boston Chinese Cultural Center. "Our mission is to preserve the heritage," Lu says.Kids who are veteran(经验丰富的)campers say the experience helps them understand their complex heritage. Sixteen-year-old Alex was born in India and adopted by Kathy and David Brinton of Boulder, Colo., when he was 7. "I went through a stage where I hated India, hated everything about it," he says. "You just couldn't mention India to me." But after six sessions at the East India Colorado Heritage Camp, held at Snow Mountain Ranch in Estes Park, Colo., he hopes to travel to India after he graduates from high school next year.Camp can be a learning experience for the whole family. Whitney Ning, 23, a counselor for four years, says the Korea Heritage Camp helped her become closer to her parents. "They were hesitant at first," she says, "but when they saw how much it meant to me, they became very supportive." Sometimes the most direct route around the world is across a campfire.61. Why do American parents come to Hidden Valley?A. It has a large gathering of adopted children.B. Parents want to find a place to exchange their ideas.C. It can ensure the adopted kids as well as their parents a learning experience.D. It is a very good place for relaxation.62. Which of the following is NOT the advantage of the culture camp?A. It well reflects the increasing foreign adoptions.B. Parents can find the answers to their questions in raising the adopted children.C. Children can learn a lot in culture camp.D. It helps the adopted children have a better understanding of their complex heritage.63. What is Alex's attitude toward India now?A. Strong disapproval.B. Much interest.C. Slight dislike.D. Enthusiastic support.64. The underlined sentence of the last paragraph most probably means _________.A. Through this camp the adopted kids knew better about American culture .B. If the adopted kids want to travel around the world, camping is the best choice.C. Through the camp the adopted kids can know better about Chinese culture.D. The camp helped adopted kids know more about their original culture, thus making the mixed-race family closer.65. What can we infer from the passage?A. Foreign adoption is a common phenomenon in America.B. Children can do whatever they want to do in the culture camp.C. Both parents and their adopted children can benefit from the culture camp.D. Children can receive best education in the culture camp.CAgricultural scientists are working to develop crop plants that use less water than those now grown. Almost sixty percent of the world's freshwater withdrawals from rivers, lakes and other water resources go towards irrigating fields. Scientists are using biotechnology as well as traditional breeding(繁殖)methods to develop water-saving crops to feed a growing world.Thomas Tommy Carter is a plant scientist in North Carolina working for the Agricultural Research Service in the United States Department of Agriculture. He leads Team Drought, a group of researchers at five universities. They have been using conventional breeding methods to develop soybeans that can grow well under dry conditions. Tommy started working on drought- resistant soybeans in 1981.His research has taken him as far as China, where soybeans have been grown for thousands of years.“Farmers in the United States, however, have grown soybeans for only about a century”Tommy Carter says, “the soybeans they grow are for the most part genetically similar.”More differences could better protect crops against climate changes that can reduce production. Those changes include water shortages which could result from global warming. The Agriculture Department has a soybean germplasm(胚种)collection, a collection of genetic material passed from one generation to the next. Members of Team Drought studied more than 2,500 examples from the collection. They looked at those from Asia and searched for germplasms that could keep plants from weakening and wilting during hot, dry summers in the United States.Tommy says they found only five, but these slow wilting lines can produce more than normal soybeans under drought conditions; the team is now doing field tests. The first breeding line is expected to be released next year for use by private seed companies and public soybean breeders.Scientists are also working on other plants that either use less water or use it better or both.66. Why can the soybeans in Asia do better under drought conditions?A. soybeans have been grown in Asia for thousands of yearsB. the germplasms are different from those in American soybeansC. Americans have been growing soybeans for a centuryD. the water shortage in Asia is much more serious than that in the US67. What are farming scientists doing to ensure feeding a growing world?A. they are using latest irrigating technology to increase the production.B. They are planting soybean germplasms in other countries.C. They are importing more drought-resistant soybeans from China.D. They are combining different ways to produce anti-drought crops.68. What can we learn from the passage?A. Team Drought is a group of scientists at five universities.B. Soybeans have been grown for a much longer time in China than in the United States.C. Germplasms have been found to keep 2,500 plants from weakening an d wilting during hot, dry summers.D. The first breeding line has produced more than normal soybeans under drought conditions.69. What will the writer most probably write about next?A. Other crop plants that use less water.B. The conclusion that less water is needed for soybeans.C. More information about Tommy Carter's new soybeans.D. The reasons why climate changes have taken place.70. What is the main idea of the passage?A. Conventional methods of plants breedingB. Efforts to develop crops which use less waterC. The history of soybean growing in ChinaD. What some scientists are doing to change the climatePART ⅣWRITING (45 marks)Section A (10 marks)Directions: Read the following passage. Fill in the numbered blankets by using the information from the passage. Write NO MORE THAN THREE WORDS for each answer.Sister-city relationship is the relationship between different communities from different countries, which is beneficial to both sides. Often these partnerships are based on special projects or exchanges. People share their knowledge in areas like education, government, business or technology.Under this relationship, people can learn from each other and then solve problems together. They can also share an interest in other cultures as well as increase international understanding and friendship through educational, cultural and humanitarian activities. Citizen diplomats(外交官) could help build peace, too.Building sister-city relationships was one of the ideas put forward by President Eisenhower. On September 11 and 12, 1956, he established the program, the “People-to-People” program, at a White House conference.Soon, establishing sister-city relationship became very popular. Today, it is involved with programs in 134 countries. 700 American communities have partnerships with almost 1,800communities in other countries. Atlanta, Georgia, for example, has 18 sister-city partnerships. One is with Brussels, Belgium. Another is with Lagos, Nigeria. These two relationships have existed for more than thirty years. The areas they involve include economic development and trade. Within the past fifteen years, more American cities have created partnerships in developing countries. Projects have involved water quality, health care and good government. In Africa, projects might also deal with AIDS and HIV.Some sister-city relationships are fifty years old. And now th ere are even “cyber sister cities”—partnerships created over the Internet. They mainly develop their economy and culture. There are more than 100 cities developing this kind of relationship.Section B (10 marks)Directions: Read the following passage. Answer the questions according to the information given in the passage and required words limit. Write your answers on your answer sheet.As a young man, Al was a skilled artist, a potter. He had a wife and two fine sons. One night, his older son developed a severe stomachache. Thinking it was only some common intestinal(肠的)disorder, neither Al nor his wife took the condition very seriously. But the disease was actually acute appendicitis (阑尾炎), and the boy died suddenly that night.Knowing the death could have been prevented if he had only realized the seriousness of the situation, Al's emotional health declined under the enormous burden of his guilt. To make matters worse his wife left him a short time later, leaving him alone with his six-year-old younger son. The hurt and pain of the two situations were more than Al could handle, and he became an alcoholic.As the alcoholism progressed, Al began to lose everything he possessed —his home, his land, his art objects, everything. Eventually Al died alone in a San Francisco motel room.When I heard of Al's death, I thought, “What a complete failure!” “What a totally wasted life”.As time went by, I began to re-evaluate my earlier harsh judgment. You see, I knew Al's now adult son, Ernie. He is one of the kindest, most caring, most loving men I have ever known. I watched Ernie with his children and saw the free flow of love between them. I knew that kindness and caring had to come from somewhere.I hadn't heard Ernie talk much about his father. One day I worked up my courage to ask him. "I'm really puzzled by something," I said. "I know your father was basically the only one to raise you. What on earth did he do so that you became such a special person?"Ernie sat quietly and reflected for a few moments. Then he said, "From my earliest memories as a child until I left home at 18, Al came into my room every night, gave me a kiss and said, 'I love you, son.'"Tears came to my eyes as I realized what a fool I had been to judge Al as a failure. He had not left any material possessions behind, but he had been a kind loving father, and he left behind one of the finest, most giving man I have ever known.81. Why was Al in guilt? (no more than 12 words)_____________________________________________________________________ 82. Where did Al die? (no more than 5words)_____________________________________________________________________ 83. What made Al addicted to alcohol? (no more than 10 words)_____________________________________________________________________ 84. What did Al’s son Ernie learn from his father? (no more than 11 words)_____________________________________________________________________Section C (25 marks)Directions: Write an English composition according to the instructions given below in Chinese.假如你是李华。
湖南省长沙市重点中学2014届高三第三次月考数学文(附答案)
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2014届高三上学期第三次月考试卷数学文(时量:120分钟 满分:150分)一、选择题:本大题共9小题,每小题5分,共45分.在每小题给出的四个选项中,只有一项是符合题目要求的,请将所选答案填在答题卡对应位置.1.下列函数中,在其定义域内既是奇函数又是减函数的是A .e x y =B .3y x =-C .sin2y x =D .x y ln -=2.下列命题中,假命题为( ) A .∀x ∈R,012>++x xB .存在四边相等的四边形不.是正方形 C .若x ,y ∈R ,且x +y >2,则x ,y 至少有一个大于1 D .a +b =0的充要条件是ab=-13.执行下面的框图,若输出结果为3,则可输入的实数x 值的个数为A .1B .2C .3D .44.如图, 积中最大的是A .1B C .2D .5.已知某生产厂家的年利润y (单位:万元)与年产量x (单位:万件)的函数关系式为31812343y x x =-+-,则使该生产厂家获得最大年利润的年产量为A.9万件B.11万件C.12万件D.13万件 6.下面关于复数21z i=-+的四个结论,正确的是 ①2=z ②i z 22= ③i z +1的共轭复数为④1-的虚部为z A .①② B .②③C .②④D .③④7.若直线1:+=kx y l 被圆032:22=--+x y x C 截得的弦最短,则直线l 的方程是 A.0=xB.1=yC.01=-+y xD.01=+-y x8.已知非负实数b a ,满足1≤+b a ,则关于x 的一元二次方程022=++b ax x 有实根的概 率是 A.31B.21C.61 D.32 9.已知ABC ∆是边长为2的正三角形,B 为线段EF 的中点,且3=EF ,则AF AC AE AB ⋅+⋅的取值范围是A.[]3,0B. []6,3C. []9,6D. []9,3 答案:BDCBA CDAD二、填空题:本大题共6小题,每小题5分,共30分.把答案填在答题卡中对应题号后的横线上.10.为了研究性别不同的高中学生是否爱好某项运动,运用22⨯列联表进行独立性检验,经 计算8.72=K ,则所得到的统计学结论是:有______的把握认为“爱好该项运动与性别 有关”. 附:11.在直角坐标系xOy 中,以原点O 为极点,x 轴的正半轴为极轴建立极坐标系.曲线1C 的参数方程为1x y t ⎧=⎪⎨=+⎪⎩t 为参数),曲线2C 的极坐标方程为34sin 2=⎪⎭⎫ ⎝⎛-πθρ,则1C 与2C交点在直角坐标系中的坐标为___________.12.在ABC ∆中,若2,60,a B b =∠=︒=,则BC 边上的高等于 .13.已知双曲线22214x y m m -=+的右焦点到其渐进线的距离为22,则此双曲线的离心率为 __________.14.设集合(){}(){}≠+-≤=-≥=B A a x y y x B x y y x A ,|,,1|,¢. (Ⅰ)实数a 的取值范围是 ; (Ⅱ)当3=a 时,若()x y A B ∈,,则y x +2的最大值是 .15已知集合{}n a a a A ,,,21 =,其中)(),2,1(A l n n i R a i >≤≤∈表示和)1(n j i a a j i ≤<≤+中所有不同值的个数.(Ⅰ)若集合{}16,8,4,2=A ,则________)(=A l ; (Ⅱ)当108=n 时,)(A l 的最小值为____________.答案:10.99﹪11.()5,213.5 14.(Ⅰ)[)+∞,1(Ⅱ)5 15.(Ⅰ)6(Ⅱ)213.三、解答题:本大题共6小题,共75分.解答应写出文字说明,证明过程或演算步骤. 16. (本小题满分12分) 已知函数()0,016sin )(>>+⎪⎭⎫⎝⎛-=ωπωA x A x f 的最大值为3,其图像相邻两条对称轴之间的距离为2π. (Ⅰ)求函数)(x f 的解析式; (Ⅱ)设5112,2,0=⎪⎭⎫ ⎝⎛⎪⎭⎫ ⎝⎛∈απαf ,求αcos 的值.解:(1)∵函数f(x)的最大值为3,∴A +1=3,即A =2,∵函数图像的相邻两条对称轴之间的距离为π2,∴最小正周期T =π,∴ω=2,故函数f(x)的解析式为y =2sin(2x -π6)+1. 6分(2)∵f ⎝⎛⎭⎫α2=2sin ⎝⎛⎭⎫α-π6+1=511,即sin ⎝⎛⎭⎫α-π6=53, ∵0<α<π2,∴-π6<α-π6<π3,∴1033466cos cos ,546cos -=⎥⎦⎤⎢⎣⎡+⎪⎭⎫ ⎝⎛-==⎪⎭⎫⎝⎛-ππααπα所以. 12分17. (本小题满分12分)中华人民共和国《道路交通安全法》中将饮酒后违法驾驶机动车的行为分成两个档次:“酒 后驾车”和“醉酒驾车”,其检测标准是驾驶人员血液中的酒精含量Q (简称血酒含量,单 位是毫克/100毫升),当8020≤≤Q 时,为“酒后驾车”;当80>Q 时,为“醉酒驾车”. 某市公安局交通管理部门于2013年11月的某天晚上8点至11点在该市区解放路某处设点 进行一次拦查行动,共依法查出了60名饮酒后违法驾驶机动车者,如图为这60名驾驶员抽 血检测后所得结果画出的频率分布直方图(其中140≥Q 的人数计入140120<≤Q 人数之 内).(Ⅰ)求此次拦查中“醉酒驾车”的人数;(Ⅱ)从违法驾车的60人中按“酒后驾车”和“醉酒驾车”利用分层抽样抽取8人做样本进行研究,再从抽取的8人中任取2人,求2人中其中1人为“酒后驾车”另1人为“醉酒驾车”的概率.解:(Ⅰ) (0.0032+0.0043+0.0050)×20=0.25,0.25×60=15,所以此次拦查中“醉酒驾车”的人数为15人. 6分(Ⅱ)由分层抽样方法可知抽取的8人中“酒后驾车”的有6人,记为)6,,2,1( =i A i , “醉酒驾车”的有2人,记为)2,1(=j B j . 9分 所以从8人中任取2人共有()() 3121,A A A A 等281234567=++++++种,2人中其 中1人为“酒后驾车”另1人为“醉酒驾车”共有()()() 122111,,,B A B A B A 等1226=⨯种, 因此所求的概率为732826=⨯=P 12分18.(本小题满分12分)已知在直三棱柱ABC -A 1B 1C 1中,AB =4,AC =BC =3,D 为AB 的中点. (Ⅰ)求异面直线CC 1和AB 的距离;(Ⅱ)若AB 1⊥A 1C ,求二面角A 1-CD -B 1的平面角的余弦值.解:(1)因AC =BC ,D 为AB 的中点,故CD ⊥AB .又直三棱柱中,CC 1⊥面ABC ,故CC 1⊥CD ,所以异面直线CC 1和AB 的距离为CD =BC 2-BD 2= 5. 5分(2)由CD ⊥AB ,CD ⊥BB 1,故CD ⊥面A 1ABB 1,从而CD ⊥DA 1,CD ⊥DB 1,故∠A 1DB 1为所求的二面角A 1-CD -B 1的平面角. 8分又CD ⊥1AB ,AB 1⊥A 1C ,所以AB 1⊥平面D A AB DC A 111, 从而,从而∠A 1AB 1,∠A 1DA 都与∠B 1AB 互余,因此∠A 1AB 1=∠A 1DA ,所以Rt △A 1AD ∽Rt △B 1A 1A ,因此AA 1AD =A 1B 1AA 1,得AA 21=AD ·A 1B 1=8.从而A 1D =AA 21+AD 2=23,B 1D =A 1D =23, 所以在△A 1DB 1中,由余弦定理得cos ∠A 1DB 1=A 1D 2+DB 21-A 1B 212·A 1D ·DB 1=13. 12分19.(本小题满分13分)设n S 为数列{}n a 的前n 项和,且有,4,3,2,3,211==+=-n n S S a S n n(Ⅰ)求数列{}n a 的通项公式;(Ⅱ)若数列{}n a 是单调递增数列,求a 的取值范围.解(Ⅰ)当2≥n 时,由已知213n n S S n -+= … ① 于是213(1)n n S S n ++=+ …② 由②-①得163n n a a n ++=+ …… ③ 于是2169n n a a n +++=+ …… ④ 由④-③得26n n a a +-= …… ⑤上式表明:数列2{}k a 和21{}k a +分别是以2a ,3a 为首项,6为公差的等差数列. 4分 又由①有2112S S +=,所以2122a a =-,由③有3215a a +=,4321a a +=,所以332a a =+,4182a a =-. 所以226(1)k a a k =+-()()*∈-+-=Nk k a 16212,,1a a =2136(1)k a a k +=+-()()*∈-++=N k k a 1623. 8分(Ⅱ)数列{}n a 是单调递增数列12a a ⇔<且22122k k k a a a ++<<对任意的k ∈N *成立.12a a ⇔<且2346(1)6(1)6(1)a k a k a k +-<+-<+- 1234a a a a ⇔<<<9151223218244a a a a a ⇔<-<+<-⇔<<. 所以a 的取值范围是.41549<<a 13分20.(本小题满分13分) 已知R a ∈,函数()a x x x f -=)(.(Ⅰ)求函数)(x f 的单调区间;(Ⅱ)求函数)(x f 在区间[]2,1上的最小值. 解(Ⅰ)函数的定义域为),0[+∞.xa x x xa x x f 232)(-=+-='①当0≤a 时,)0(0)(≠>'x x f ,所以.),0[)(上为增函数在+∞x f②当0>a 时,当0)(,3;0)(,30>'><'<≤x f ax x f a x 时当时. 故上为增函数在上为减函数在),3[,)3,0[)(+∞aa x f . 6分(Ⅱ)(1)当0≤a 时,由(Ⅰ)知 a f f x f -==1)1(,,]2,1[)(min 所以上为增函数在;(2) 当0>a 时, ①当6≥a 时,32a≤, 由(Ⅰ)知 ()a f f x f -==22)2(,,]2,1[)(min 所以上为减函数在;②当63<<a 时,231<<a, 由(Ⅰ)知,,]2,3(,)3,1[)(所以上为增函数在上为减函数在a a x f 32)3(min aa a f f -==③当30≤<a 时,13≤a, 由(Ⅰ)知 a f f x f -==1)1(,,]2,1[)(min 所以上为增函数在; 综上所述,()⎪⎪⎩⎪⎪⎨⎧≥-<<-≤-=时当时当时当6,2263,323,1mina a a a a a a f 13分21.(本小题满分13分)已知曲线1C 上任意一点M 到直线4:=x l 的距离是它到点()0,1F 距离的2倍;曲线2C 是以原点为顶点,F 为焦点的抛物线. (Ⅰ)求1C ,2C 的方程;(Ⅱ)过F 作两条互相垂直的直线21,l l ,其中1l 与1C 相交于点B A ,,2l 与2C 相交于点D C ,,求四边形ACBD 面积的取值范围.解(Ⅰ)设),(y x M ,则由题意有()41222-=+-x y x ,化简得:13422=+y x . 故1C 的方程为13422=+y x ,易知2C 的方程为x y 42=. 4分 (Ⅱ)由题意可设2l 的方程为1+=ky x ,代入x y 42=得0442=--ky y , 设()()2211,,,y x D y x C ,则k y y 421=+,所以)1(44)(1122121+=++=+++=+=k y y k x x DF CF CD . 7分因为21l l ⊥,故可设1l 的方程为)1(--=x k y ,代入13422=+y x 得()01248342222=-+-+k x k x k ,设()()4433,,,y x B y x A ,则3482243+=+k k x x , 所以()()()()34112214421421224343++=+-=-+-=+=k k x x x x BF AF AB . 10分 故四边形ACBD 的面积为()⎪⎭⎫⎝⎛++=⎪⎭⎫ ⎝⎛+-+-=-=++=⋅=212321411423142434124212222s s t t t t k k CD AB S (314,112≥-=≥+=t s k t 其中)设[)单调递增,在,故则∞+>-=-='≥+=3)(0111)(),3(1)(222s f ss s s f s s s s f ,因此 82313232123=⎪⎭⎫⎝⎛++≥⎪⎭⎫ ⎝⎛++=s s S ,当且仅当3=s 即0=k 等号成立. 故四边形ACBD 面积的取值范围为[)+∞,8. 13分。
【新课标版】2014届高三上学期第三次月考政治Word版含答案
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2013—2014学年度上学期高三一轮复习政治单元验收试题(3)【新课标】命题范围:必修1(经济生活)第三单元收入与分配本试卷分为第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分。
满分为100分,考试时间90分钟。
第Ⅰ卷(选择题,共48分)一、选择题:在下列每小题给出的四个选项中,只有一项是最符合题目要求的。
本大题共24小题,每小题2分,共计48分。
1.李某是一国有企业工程师,去年工资收入是36000元,奖金8000元,个人专利转让收入5000元;其妻开一家个体杂货店,年收入15000元;家里有房出租,年收入6000元。
去年李某一家按劳分配收入和按生产要素分配收入分别是()A.44000元26000元B.36000元19000元C.49000元21000元D.44000元11000元2.如果你购买了一家上市公司的股票,成为这家公司的股东,可以从公司取得股息或红利分红。
这种收入属于A.按劳非配B.合法的劳动收入C.按个体劳动者劳动成果分配D.按资本要素分配3.(2013·四川卷·2题)S市是我国营业税改为增值税的试点城市。
截止2012低,该市共有15.9万户企业纳入“营改增”试点范围,其中九成企业税负减轻。
2013年1月,国务院决定选择交通运输业和6个现代服务业在全国推广“营改增”。
“营改增”的积极效应是()①优化国家税种结构,拓宽财政收入来源②降低企业税收成本,增强企业发展能力③促进第三产业发展,有益经济结构调整④完善国家财税制度,强化财政支出约束A、①②B、①④C、②③D、③④4.近年来国企高管与普通员工收入差距拉大的现象,加大了人们对于部分国企,尤其是垄断行业高管“高薪”的质疑和不满(如图1)。
为此,财政部对央企发出高管“限薪令”。
这一举措的依据在于A.效率是公平的物质前提B.公平是提高经济效率的保证C.共同富裕是社会主义市场经济的基本标志D.国家财政在社会经济生活中发挥着巨大作用5.(2013·山东卷·18题)2012年,我国综合运用各种手段对国民经济进行调控,实现了预期调控目标。
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2014—2015学年第一学期六年级英语第三次月考卷听力部分 (15分)(A )、.听录音,选出句中所含有的单词。
句子读一遍。
(5分) ( ) 1. A. bad B. bed C. bird ( ) 2. A. right B. light C. write ( ) 3. A. door B. floor C. flower ( ) 4. A. page B. grape C. tape( ) 5. A. word B. world C. words (B )、听录音,选择正确的应答语。
句子读两遍。
(5分)( )6.A. Yes, this is. B. No, it is . C. Yes, it is.( )7.A. They are twelve. B. There is twelve. C. There are twelve. ( )8.A. Yes, there isn ’t. B. No, there isn ’t. C. Yes, there is.( )9.A. Yes, there are any. B. Yes, there are some. C. No, there aren ’t some.( )10.A.They are orange . B. They are big . C. They are nice . (C )、听短文,并根据短文填空,短文读两遍。
Hello! . I am Andy.Now I study in No.2 Middle School. I’m in Class 13. My school is very big and our classrooms are 11 .There is a nice playground in my school.There is a big 12 in my school.I love books.There are two 13 rooms in my school .There are two 14 rooms in my school.There are 15 teachers in my school. They are very kind. I love my school and my teachers.11. _________12. _________13. _________14. _________15. _________笔试部分 (85分)一、单项选择(15分)( )1. ______the door. I t’s very cold(冷的)in the room. A.Look at B.Close C. Open ( )2. Here is a picture of my family.A. mapB. bookC. photo( )3. — in your English book? —A picture of my sister. A. Wh o’s B. What’s C. Where’s( )4. Look! There are some on the floor. A. child B. water C. boxes( ) 5.—What_____on the desk? — four boxes. A. are;They ’re B. is;i t’s C.is; There are ( )6. ! What can you in the picture?A. Look, seeB. Look at; seeC. See; look( )7. —Let’s have a look at the new picture. — . A. It’s right B. That’s all right C. OK( )8. There are some pictures the wall and some windowsthe wall, too.A. on; onB. on; inC. in; on ( )9. Jim ______," I can ______ Chinese now."A. say; speakB. says; speakC. speaks; say ( )10. — Kate? —I think she’s at home. A. What’s B. Who’s C. Where’s ( )11. There any books on the table .A. areB. aren ’tC. isn ’t( )12. -Are these your books ?- ____________.A. Yes, they aren ’tB. No,these aren ’tC. Yes,they are. ( )13.There a pen ,a pencil and some books in Tom ’s bag . ( )14._____t A .Is ;( ) 15. ---- Are there twenty boys in your class? ----Yes,.A. they areB. there isC. there are 二、句型转换(10分)1.Is that your book?(改成复数句)三、完形填空 (10分)My name is Li Hong. I 1 a student. I’m in 2 , Grade One. Here is 3 old picture 4 my family. You can 5 my parents, my brother and I. 6 is my brother, 7 name is Li Fei. We look young. Li Fei is 8 a blue coat. Here is a cat. 9 is a Chinese cat. Its 10 is Mime.( ) 1. A. am B. is C. are( ) 2. A. Class two B. Class Two C. Two Class………密………○………封………○………线………○……内…○………不……○………要………○………答…○………题……○……学校班级 姓名 座号 考场考号( ) 3. A. a B. the C. an( ) 4. A. of B. at C. from( ) 5. A. watch B. see C. look( ) 6. A. I B. She C. He( ) 7. A. His B. Her C. My( ) 8. A. on B. in C. put on ( ) 9. A It B. It’s C. Its( ) 10. A call B. name C. work 四、从右栏找出与左栏对应的答语。
(10分)( ) 1.What’s in Picture 1? A. OK.( ) 2.Close your books. B. There is a book.( ) 3.What color is your coat? C. I am twelve.( ) 4.How old are you? D. It is blue.( ) 5.Is this your brother? E. No, there is not.( ) 6.Sit down, please. F. They are oranges.( ) 7.What’s this in English? G. Thirty-two.( ) 8.How many boys are there in your class? H. Thank you.( ) 9.What are they? I. Yes, he is a driver.( ) 10.Is there a pen in your box?. J. It is a pen.五、根据首字母提示,将所缺单词完整地填写在下面的横线上。
(10分)1. It is time for class, boys and girls. S __ up, please.2. Please t to page10.3. There are two doors and four big w in my classroom.4. O the door, please.5. Boys and girls, w down your names, please.6. Can you tell me the right a ?7. I can r English, but I cannot speak it.8. Do you like listening to m ?9. There are six l in my classroom, so it is very bright(明亮的).10. Read the new words a me.六、阅读理解(20分)( A )There are forty-two students in our class. There are also two American boys. They are Jack and Mike. They are our good friends. They like watching TV, but they don’t like playing basketball .They often go to school by bike. And I often go to school on foot . There is one English girl in our class. Her name is Lucy. She likes playing basketball and she also likes swimming. She usually does her homework in the evening. She often watches TV on Saturday afternoons. She is my good friend. All of the Chinese students are Yong Pioneers.根据短文内容,判断正(T)误(F)。
( ) 1. There are thirty-nine Chinese students in our class.( ) 2. There are two American girls and one English boy in our class.( ) 3. Jack and Mike are our good friends.( ) 4. Jack and Mike like playing basketball.( ) 5. Lucy often does her homework on Saturday afternoons.( B)A new studentKate is a new student. She is twelve. She is from America. She can speak English very well and she can speak a little Chinese. She is in Nanjing. Her parents are doctors. Kate is studying in a school near her home. She has classes from Monday to Friday. On Saturdays and Sundays, she often plays games with her Chinese friends. She loves China and her Chinese friends. .( )1. Kate is________.A. a new studentB. a Chinese girlC. a doctorD. a driver( )2. Kate can _____________.A. speak a lot of ChineseB. speak English wellC. speak a little JapaneseD. speak little English( )3. Kate often plays games___________.A. from Monday to FridayB. in BeijingC. on Saturdays and SundaysD. at home( )4. Her parents _____________.A. are working in a schoolB. have classes on MondaysC. often play games with KateD. are doctors( )5. There aren’t any lessons on ______.A. Friday.B. MondayC. TuesdayD. Saturday七、书面表达(10分)假如你是Jim,以My beautiful school为题,写一篇短文包括表以下内容,可适当发挥。