河南省镇平一高2012年春期高三第二次周考(理综)

2012 年焦作市高三第二次质量检测理科综合能力测试本试题卷分选择题和非选择题两部分，共14 页。

考试用时150 分钟，满分300 分。

可能用到的相对原子质量：H 1 C 12 N 14 O 16 Na23 S32 Cl 35．5 Fe 56Cu 64第I卷一、选择题：本题共13小题，每小题6分．共78分。

在每小题给出的 4 个选项中。

只有一项是符合题目要求的。

1．下列有关细胞代谢和调节的叙述中，正确的是A ．人长时间剧烈运动时，骨骼肌细胞中每摩尔葡萄糖生成ATP 的量比安静时多B. 绿色植物叶绿体产生的ATP多于线粒体、细胞质基质产生的ATP 之和C. 在效应T细胞作用下，靶细胞裂解属于细胞坏死D .动植物细胞间的信息交流都必须依赖于细胞表面的受体2．下列为二倍体细胞分裂的几种模式图及其每条染色体的DNA 含量在分裂过程中的变化图。

则下列叙述正确的是甲乙内. T①甲图为减数第二次分裂中期，每条染色体的DNA含量对应丁图的CD段②乙图是有丝分裂中期，乙图与丙图不可能来自同一种生物③乙图细胞的分裂过程中，各种细胞器将发生随机不均等的分配④乙图中含有2个染色体组，丙图为单倍体细胞A .①③B .②④C.①③④D .②③3. 下列有关造血干细胞中物质运输的途径，可能存在的是A .吸收的葡萄糖：细胞膜-细胞质基质-线粒体B .合成的细胞膜蛋白：高尔基体-核糖体-细胞膜C.转录的mRNA :细胞核-细胞质基质-高尔基体D .合成的DNA聚合酶：核糖体-细胞质基质—细胞核4. 右图是突触的亚显微结构模式图，下列说法正确的是A. 该突触处传递方向只能为由右向左，其特点与A的结构有关B . C处液体为内环境成分，A内释放的物质作用于B膜，就会引起B 细胞兴奋C．B 细胞可以为神经细胞，也可以为其他的细胞D ．A 内的物质以主动运输的方式释放到C 后，和激素类似很快被降解5．构成人体的细胞约有230多种，其中胰岛B 细胞合成胰岛素，甲状腺细胞合成甲状腺激素；植物的叶肉细胞中含有叶绿素，根尖成熟区表皮细胞形成根毛。

高三理数第二次质量检测试卷一、单项选择题.集合M =+ +.F =o] , N = {(Kp)|F = ln(x + 2)},那么()A. {-1,0}B. {(-1,0)}C. MD. N.假设复数吗，那么同=()1 — 1A.3拒B.6C. VlOD. 103.假设等差数列{，”}和等比数列{2}满足6=4=7 , a ="=8,贝1]鲁=()A.-4B.-1C. 1-rk /A \.1 mi _ 5sinacosa /.aw(。

,兀，，.s//7a-co.su =—,贝i 」〃〃72a +；—=(4 cos'a-si 汇 a 36 A. 一B. 12C. -1275 .函数/(xb-7J ，假设/侑(/%10))=。

，那么/体(3))=()e +eA. c"-1B, 3〃一1C. c l-3u D ・ 1-4.“中国天眼”射电望远镜的反射面的形状为球冠（球冠是球面被平面所截后剩下的曲面，截得的圆 面为底，垂直于圆面的直径被截得的局部为高，球冠面积5 = 2n/?力，其中R 为球的半径，力为球冠的高），设球冠底的半径为r,周长为C,球冠的面积为S,那么当。

=2&5兀，5 = 14兀时，（=D. 4)hOi ——R-hr _ 2M于是R 一 7 - 7 o 2故答案为：B.【分析】根据题意结合球冠的周长公式得出r 的值，再利用球冠的面积公式得出Rh 的值，由勾股定理可得出h,R 的值，进而得出 三的值。

R【解析】【解答】解：由题意得X 的可能取值为1, 2, 3,那么丝川专小?《 = 2）=霍S3）号22 19所以 E(X) = lx- + 2x- + 3x ： =一, 939 9I -19. 2 口 19、2 x — + (2) x — + (3) 9939y 的可能取值为o, 1, 2, 22I 8(y )= 0x —+lx —+ 2x —=一 ,939 95 y ）=（0 ］）2冬° .新亭（2 1）飞得 E (x )^£(r ), D(X) = D(Y).故答案为：D.【分析】由古典概型概率计算公式计算X, Y,取每一个值对应概率，得到其分布列，再由期望, 方差计算公式得出结果，即可判断。

2012年春期镇平一高高三第五次周考（3月10日）英语试题本试题分试题卷和答题卡两部分。

试题卷1至10页，包括第Ⅰ卷（选择题）和第Ⅱ卷（非选择题）两部分。

答题卡1至2页。

满分150分。

考生注意：1．答题前，考生务必将自己的姓名、准考证号、考场号、座号涂、写在试题卷和答题卡上。

2．答第Ⅰ卷时，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。

如需改动，用橡皮擦干净后，再选涂其他答案的标号。

3．第Ⅱ卷用黑色墨水签字笔在答题卡上书写作答，在试题卷上作答，答题无效。

4．考试结束，请把答题卡交回。

第Ⅰ卷（共115分）第一部分听力（共两节，满分30分）[略]第二部分英语知识运用（共两节，满分45分）第一节单项填空（共15小题；每小题1分，满分15分）从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

21. They don't come to the book club any more, for _______ reasons or other.A. someB. allC. eitherD. both22. You _____ bring your identification when you open a bank account.A. mayB. canC. mustD. will23. After the accident, we are _____concerned with the safety of school buses than we used to be.A. littleB. lessC. muchD. more24. Big companies usually have a lot of branch offices _____ in different parts of the world.A. to have operatedB. be operatedC. operatingD. having operated25. Before I began this job, I _____ a baby sitter for two years.A. have beenB. wasC. would beD. had been26. The diamond mine _______ accidentally by a little boy when he was playing hide-and-seek.A. discoveredB. was discoveredC. has been discoveredD. would discover27. Tom looked upon the test as an obstacle _____ his classmates regarded it as a challenge.A. whileB. becauseC. unlessD. if高三英语周考试题第1页(共8页)28. People have learnt the importance of keeping a balanced diet _____ their nutritional needs.A. satisfyB. satisfiedC. to satisfyD. having satisfied29. Once_______, Jo devoted her life to looking after children and being a full-time homemaker.A. having marriedB. being marriedC. marryingD. married30. _____ you take a photo, you should always check the position of the sun.A. BeforeB. AfterC. BecauseD. Though31. The manager interviewed everyone involved in the accident to find out the truth behind ________ had actually happened.A. whatB. thatC. whichD. it32. Sailing across the ocean alone was an achievement ______ took courage.A. whatB. whoC. whichD. where33. ______a wet football can hurt your foot if you are not careful.A. KickingB. KickedC. Having kickedD. Kick34. It was not until 1920 _______American women had the chance to vote in national elections.A. whenB. thatC. whereD. which35. When people started questioning his explanation, he had to ________ more details.A. make ofB. make forC. make upD. make into第二节完形填空（共20小题；每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑A screen door (纱门) allows for an open view while at the same time affording a degree of privacy. 36 , communication between parents and their child away at college should have 37 in expressing viewpoints but, at the same time, it should demonstrate a respect for privacy. Staying in touch with each other is important because without 38 , there is no connection and worry can take over. All involved should try to be 39 in listening to, understanding and dealing with special concerns or needs that arise whether they may be from the student, parents or friends.For the 40 student adjusting well at school, calls to home can be infrequent. This is not necessarily a cause for parents to 41 . While parents are naturally 42 about what their child is up to, the majority of students are busy getting 43 to their new home, making new friends and 44 to new schedules and activities. The fact is that without any ill intention on purpose, they can spend little time thinking about home and they may not appreciate the degree of their parents' 45 curiosity.For the student who is not adjusting well at school, calls to home will probably be made高三高三英语周考试题第2页(共8页)more 46 . This circumstance can bring a 47 period for both parent and child. For the parents at home, it can be terribly 48 to sense. their child is unhappy. It is difficult to judge how we should react to this challenge: as 49 , we want to bring our children home to the safety of our 50 ; in our parent-teacher role, we want to 51 the ties and allow our child the opportunity to 52 it on his/her own.For the student away at school, unhappiness can be lonely and frightening and in some cases, it can lead to depression and illness. There is a sense of 53 for some homesick students who fear that Mom and Dad will 54 their inability to cope with the new environment. This is especially true when the homesick one sees classmates adjusting somewhat effortlessly. No matter what the circumstances are that have created 55 , communication between parent and child must remain open, honest and in balance.36. A. Relatively B. Contrarily C. Typically D. Similarly37. A. openness B. happiness C. carelessness D. homesickness38. A. sacrifice B. privacy C. appreciation D. communication39. A. sensitive B. confident C. casual D. modest40. A. happy B. unppy C. depressed D. frightened41. A. worry B. regret C. cheer D. wonder42. A. uninformed B. curious C. happy D. sensible43. A. accustomed B. married C. contributed D. appealed44. A. adding B. referring C. adjusting D. leading45. A. strange B. increasing C. awakened D. normal46. A. formally B. frequently C. sincerely D. patiently47. A. disappointing B. recovering C. challenging D. training48. A. damaging B. disturbing C. demanding D. exhausting49. A. protectors B. reminders C. inspectors D. individuals50. A. nest B.bed C.yard D. family51. A. maintain B. establish C. restore D. cut52. A. make B. put C. get D. forget53. A. relief B. responsibility C. achievement D. embarrassment54. A. get bored with B. get upset with C. be ignorant of D. be honest with55. A. opportunity B. uncertainty C. unhappiness D. nervousness第三部分阅读理解（共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。

2012年春镇平一高高三第四次周考数学（文科）试题本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分．共150分．考试时间120分钟．第Ⅰ卷(选择题，共60分)一、选择题：本大题共12小题，每小题5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．已知全集U ＝R ，集合M ＝{x ｜x 2－2x ≤0}，则C U M=A ．{x ｜0≤x ≤2}B ．{x ｜－2≤x ≤0)C ．{x ｜x ≤0，或x ≥2}D ．{x ｜x<0，或x>2) 2．已知复数z 1＝l+i ，z 2＝a+i ，若z 1·z 2为纯虚数，则实数a 的值是A ．－lB ．1C ．－2D ．23．右图是一个几何体的三视图(侧视图中的弧线是半圆)，则该几何体的表面积是A ．20+4πB ．24十4πC ．20+3πD ．24+3π 4．已知α，β是两个不同的平面，m ，n 是两条不重合的直线，下列命题中正确的是A ．若m ∥α，α∩β＝n ，则m ∥nB ．若m ⊥α，m ⊥n ，则n ∥αC ．若m ⊥α，n ⊥β，α⊥β，则m ⊥nD ．若α⊥β，α∩β=n ，m ⊥n ，则m ⊥β 5．设函数f(x)是定义在R 上的奇函数,若当x ∈(0，+∞)时，f(x)=lgx ，则满足f(x) >0的x 的取值范围是 A ．(－l ，0) B ．(－1，0)∪(1，－∞) C ．(1，+∞) D ．(－∞，－1)∪(1，－∞) 6．已知某程序框图如图所示，则执行该程序后输出的结果是A ．2B ．1C ．－lD ．21 7．已知锐角α的终边上一点P(sin40°，l+cos40°)，则锐角α等于A ．80°B ．70°C ．20°D ．10°8．在△ABC 中，若2AB ＝AB ·AC ＋BA ·BC ＋CA ·CB ，则△ABC 是 A ．等边三角形 B ．锐角三角形 C ．钝角三角形 D ．直角三角形 9．函数y ＝2sin(x+4π)cos(4π－x)图像的一条对称轴是A ．x=8π B ．x=4π C ．x=2πD ．x=π 10. 如图，过抛物线y 2＝2px(p>0)的焦点F 的直线l 交抛物线于点A 、B ，交其准线于点C ，若｜BC ｜=2｜BF ｜，且｜AF ｜＝3，则此抛物线的方程为A ．y 2=9xB ．y 2=6x C ．y 2=3xD ．y 2=3x11．双曲线22a x －22by ＝1(a>0，b>0)的离心率是2，则a b 312+的最小值为A ．33 B ．1 C ．332 D ．2 12．定义在(－1，1)上的函数，f(x)满足：f(x)－f(y)=f(xyyx --1)；当x ∈(－1，0)时，有f(x)>0．若p=f(51)+f(111)，Q=f(21)，R=f(0)；则 P ，Q ，R 的大小关系为 A ．R>Q>P B ．R>P>Q C ．P>R>Q D ．Q>P>R第Ⅱ卷二、填空题：本大题共4小题。