河北石家庄市2021届高三高中毕业班教学质量检测 (一)(含答案)

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河北省石家庄市2021届高三上学期质量检测(一)化学及答案

河北省石家庄市2021届高三上学期质量检测(一)化学及答案

2021届石家庄市高中毕业班教学质量检测(一)化学注意事项:1.答卷前,考生务必将自己的姓名、准考证号填写在答题卡上。

2.回答选择题时,选出每小题答案后,用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,再选涂其它答案标号。

回答非选择题时,把答案写在答题卡上。

写在本试卷上无效。

3.考试结束后,将本试卷和答题卡-并交回。

可能用到的相对原子质量: H-1 C-12 O-16 Na-23 S-32一、选择题:本题共10小题,每小题2分,共20分。

每小题只有一个选项符合题目要求。

1.实验室中下列做法正确的是A.将铁屑、苯和溴水混合制备溴苯B.用稀硫酸洗涤长期存放石灰水的试剂瓶C.用量简量取7.80 mL NaCl溶液D.盛放汽油的容器贴上标志2.下列叙述不涉及分解反应的是A.电解法制备铝单质B.“侯氏制碱法"制备纯碱C.酿酒过程中淀粉转化为葡萄糖D.《石灰吟》中“烈火焚烧若等闲"所述过程3.下列说法正确的是A.油脂有油和脂肪之分,但都属于酯B.葡萄糖、果糖和蔗糖都能发生水解反应C.糖类、油脂、蛋白质都是高分子化合物D.糖类、油脂、蛋白质都是由C、H、O三种元素组成的4.下列说法一定正确的是A.电解质的电离需要通电B.物质熔化的过程不破坏化学键C.由同种元素组成的物质是纯净物D.离子反应的本质是体系中某些离子浓度的降低5.用下列装置进行实验,能达到实验目的的是6.短周期主族元素W、X、Y、Z的原子序数依次增大,W原子的最外层电子数是内层电子总数的2倍,X、Z同主族且质子数之比为1:2, Y的最高价氧化物对应的水化物属于中强碱。

下列说法正确的是A.简单离子半径:Z>X> YB.常温下,W的氯化物均为气体C. X、Z形成的化合物可用作食品漂白剂D.工业上常用W单质作还原剂冶炼Y单质7.焦性没食子酸在气体分析中可用作氧的吸收剂,其结构简式为下列关于焦性没食子酸的说法错误的是A.所有原子可能共平面B.含有三种极性共价键C.熔点高于茉的原因为其键能总和更大D.相同条件下,在乙醇中的溶解度大于在二硫化碳中的溶解度8.在实验室中模拟海水提溴的流程如下,下列说法正确的是A.步骤I中需用到坩埚、坩埚钳、玻璃棒、酒精灯B.步骤II中可用热空气或水蒸气吹出溴,用纯碱溶液吸收C.步骤III中若忘加沸石,应立刻补加D.制得的液溴应水封保存在带橡胶塞的棕色细口瓶中9.以市售高岭土(化学成分: Al2O3 、SiO2和H2O)为原料制备碱式氯化铝[Al2(OH)n C16-n]的工艺流程如下:已知:①结构不同的Al2O3在酸中的溶解性差别较大;②训节AlCl3溶液的pH为4.2 ~ 4.5,沉降可得碱式氯化铝。

百校联盟2021届高三普通高中教育教学质量监测考试全国数学(理)试题

百校联盟2021届高三普通高中教育教学质量监测考试全国数学(理)试题
(1)求一轮抽奖游戏中,甲摸出“2张奖券”的次数为零的概率;
(2)记一轮抽奖游戏中,甲摸出“2张奖券”的次数为 ,求 的分布列以及数学期望;
(3)试用概率与统计的相关知识,从数学期望的角度进行分析,多次参与抽奖游戏后,甲的最终积分情况.
21.已知椭圆 : 的离心率为 ,且过点 .
(1)求椭圆 的方程;
图(1)
图(2)
A. B.
C. D.
4.已知抛物线 : 上的点 到焦点 的距离为 ,若点 在 : 上,则点 到点 距离的最小值为()
A. B. C. D.2
5.已知两个随机变量 , 呈现非线性关系.为了进行线性回归分析,设 , ,利用最小二乘法,得到线性回归方程 ,则()
A.变量 的估计值的最大值为 B.变量 的估计值的最小值为
故所求表面积 .
故答案为:C.
【点睛】
本题考查由三视图求几何体表面积,属于基础题.
4.B
【分析】
根据抛物线焦半径得到 ,代入抛物线方程得到点坐标,再利用点到圆心的距离减去半径即为答案.
【详解】
依题意, ,故 ,则 ;
由对称性,不妨设 ,
故 到点 距离的最小值为 .
故选:B.
【点睛】
本题考查抛物线的方程、几何性质,点到圆上点距离最小的问题.
三、解答题
17.已知 的内角 , , 的对边分别为 , , , .
(1)求 ;
(2)若 , ,点 在线段 上, ,求 的余弦值.
18.已知数列 满足 ,且 ,数列 是公差为 的等差数列.
(1)证明 是等比数列;
(2)求使得 成立的最小正整数 的值.
19.已知长方体 中, , ,点 是线段 上靠近 的三等分点,点 在线段 上.

河北省石家庄市高三下学期毕业班教学质量检测(一)地理试题

河北省石家庄市高三下学期毕业班教学质量检测(一)地理试题

石家庄市2021届高中毕业班教学质量检测(一)地理(时长75分钟,满分100分)注意事项:1.答卷前,考生务必将自己的姓名、考生号、考场号、座位号填写在答题卡上。

2.回答选择题时,选出每小题答案后,用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,再选涂其它答案标号。

回答非选择题时,将答案写在答题卡上。

写在本试卷上无效。

3.考试结束后,将本试卷和答题卡一并交回。

一、选择题:本题共15小题,每小题3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。

地名是人类认识、利用及改造自然的记录和表达,其形成有着深刻的地理、历史和文化背景。

环滇池地区地处高原湖泊平坝区,地形复杂多样,其乡村“涉水”地名文化景观的分布在历史上经历了山区与河(湖)漫滩地区的多次变化过程。

表1示意环滇池地区乡村“涉水”地名用字(词)分类及统计。

据此完成1~2题。

1.①类乡村“涉水”地名用字主要反映了乡村所在地的2.环滇池地区乡村“涉水”地名文化景观分布位置多次变化,其主要原因是火烧是生态系统中重要的干扰因子之一,对生态系统中的动植物、土壤、水文及微生物产生一定影响。

图1示意敦煌西湖荒漠湿地芦苇植物群落火烧后第一年干扰样地和未干扰样地植物群落特征变化。

研究发现,火烧干扰后芦苇植物群落的植物萌芽时间提前,枯黄时间推后。

据此完成3-5题。

3.火烧后第一年,芦苇植物群落A.盖度增加特色小镇是指依托某一特色产业或特色环境因素打造的具有明确产业定位、文化内涵、旅游特征和社区功能的综合开发小镇。

江苏省是特色小镇培育强省,特色小镇已成为“聚力创新、聚焦富民”的重要载体。

图2示意江苏省特色小镇空间分布。

据此完成6~7题。

A.地质条件和灾害频率C.交通状况和主导政策7.地域文化塑造着区域人文环境,历史经典小镇体现的主要地域文化是一位旅行者游记中写道:在1月21日的11点45分,天边出现一道金色的光芒,太阳又重新露面了,但它仅仅只能停留4分钟,非常准确,特罗姆瑟城(69°38'N,18°57'E)将这一天命名为“太阳日”。

高中物理牛顿运动定律经典练习题(含答案)

高中物理牛顿运动定律经典练习题(含答案)

牛顿运动定律练习一1.(2021年河南省十所名校高三第三次联考试题, 7) 如图甲所示,斜面体固定在水平面上,倾角为θ=30°,质量为m的物块从斜面体上由静止释放,以加速度a=开始下滑,取出发点为参考点,那么图乙中能正确描述物块的速率v、动能E k、势能E P、机械能E、时间t、位移x关系的是2.(2021年河南省十所名校高三第三次联考试题, 2) 如下图,两个物体以相同大小的初速度从O点同时分别向x 轴正、负方向水平抛出,它们的轨迹恰好满足抛物线方程y=,那么以下说法正确的选项是〔曲率半径简单地理解为在曲线上一点附近与之重合的圆弧的最大半径〕A .物体被抛出时的初速度为B.物体被抛出时的初速度为C.O点的曲率半径为kD.O点的曲率半径为2k3.(湖北省七市2021届高三理综4月联考模拟试卷,6)不久前欧洲天文学家在太阳系外发现了一颗可能适合人类居住的行星,该行星的质量是地球质量的5倍,直径是地球直径的1.5倍。

设想在该行星外表附近绕行星沿圆轨道运行的人造卫星的动能为Ek1,在地球外表附近绕地球沿圆轨道运行的相同质量的人造卫星的动能为Ek2,那么Ek1: Ek2为A. 7.5B. 3.33C. 0.34.(山东省淄博市2021届高三下学期4月复习阶段性检测,7)在倾角为的固定光滑斜面上有两个用轻弹簧相连接的物块A、B,它们的质量分别为m1、m2,弹簧劲度系数为k,C为一固定挡板,系统处于静止状态。

现用一平行于斜面向上的恒力F拉物块A 使之向上运动,当物块B刚要离开挡板C时,物块A运动的距离为d,速度为v。

那么此时A .拉力做功的瞬时功率为B .物块B满足C.物块A的加速度为D.弹簧弹性势能的增加量为5.(山东省淄博市2021届高三下学期4月复习阶段性检测,1)用比值法定义物理量是物理学中一种很重要的思想方法,以下物理量由比值法定义正确的选项是〔〕A .加速度B.磁感应强度C.电容D .电流强度6.(四川成都市2021届高中毕业班第三次诊断性检测,7)右图为某节能运输系统的简化示意图。

河北省石家庄市2021-2022学年高三上学期毕业班教学质量检测(一)生物试题

河北省石家庄市2021-2022学年高三上学期毕业班教学质量检测(一)生物试题

石家庄市2022届高中毕业班教学质量检测(一)试题生物(时间75分钟,满分100分)注意事项:1.答卷前,考生务必将自己的姓名、考生号、考场号、座位号等填写在答题卡上。

2.回答选择题时,选出每小题答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑。

如需要改动,用橡皮擦干净后,再选涂其他答案标号。

回答非选择题时,将答案写在答题卡上。

写在本试卷上无效。

3.考试结束后,将本试卷和答题卡一并交回。

一、单项选择题:本题共13小题,每小题2分,共26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.下列关于生物体中化合物的叙述,正确的是A.纤维素由葡萄糖聚合而成,是植物细胞的能源物质B.胆固醇参与构成动物细胞膜并参与血液中脂质运输C.蛋白质是生物体内重要的储能物质D.细胞中的无机盐主要以化合物的形式存在2.一片沼泽地中含有多种微生物,下列有关叙述正确的是A.蓝藻能进行光合作用,属于自养生物B.酵母菌有细胞壁和拟核,属于单细胞原核生物C.病毒的遗传物质是RNA,在活细胞内增殖D.硝化细菌含染色质,是该生态系统的消费者3.保卫细胞吸水膨胀使植物气孔张开。

适宜条件下,制作紫鸭跖草叶片下表皮临时装片,观察蔗糖溶液对气孔开闭的影响,有关操作及观察结果如图所示。

下列叙述错误的是A.保卫细胞的吸水能力A>BB.质壁分离现象最可能出现在A的观察视野中C.保卫细胞的细胞液浓度B>AD.推测两种蔗糖溶液浓度高低为甲>乙4.研究人员从菠菜中分离类囊体,将其与16种酶等物质一起用单层脂质分子包裹成油包水液滴,从而构建半人工光合作用反应体系。

该反应体系在光照条件下可实现连续的CO2固定与还原,并不断产生有机物乙醇酸。

下列分析正确的是A.该反应体系中“CO2→乙醇酸”过程相当于叶绿体中的暗反应B.该反应体系可将光能直接转化为乙醇酸中稳定的化学能C.类囊体产生的[H]参与CO2固定与还原D.该反应体系的光反应与叶肉细胞中光反应的场所不同5.下列有关实验的叙述,正确的是A.噬菌体侵染细菌实验中,T2噬菌体的DNA进入肺炎双球菌中而把蛋白质留在外面B.蛋白质经高温变性后不能与双缩脲试剂发生作用,产生紫色反应C.孟德尔的一对相对性状杂交实验证明了遗传因子位于染色体上D.酵母菌无氧呼吸的产物可在酸性条件下与重铬酸钾反应,呈现灰绿色6.研究表明:激活某种蛋白激酶(PKR),可诱导被病毒感染的细胞发生凋亡。

河北省石家庄市2025届高三上学期教学质量摸底检测数学试卷(含答案)

河北省石家庄市2025届高三上学期教学质量摸底检测数学试卷(含答案)

石家庄市2025届普通高中学校毕业年级教学质量摸底检测数学(本试卷满分150分,考试时间120分钟)注意事项:1.答卷前,考生务必将自己的姓名、准考证号填写在答题卡上。

2.回答选择题时,选出每小题答案后,用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,再选涂其他答案标号。

回答非选择题时,将答案写在答题卡上,写在本试卷上无效。

3.考试结束后,将本试卷和答题卡一并交回。

一、选择题:本题共8小题,每小题5分,共40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.设集合,,则()A .B .C .D .2.已知复数z 满足,则复数z 的虚部为( )A .B .C .D .3.已知平面向量a ,b 满足,且,,则向量a ,b 的夹角为( )A .B .C .D .4.已知正四棱锥底面边长为2,且其侧面积的和是底面积的2倍,则此正四棱锥的体积为()A BCD .5.已知,,则( )A .3B .C .D .6.若数列为等差数列,为数列的前n 项和,,,则的最小值为( )A .B .C .D .7.已知双曲线的左、右焦点分别为、,过坐标原点的直线与双曲线C 交于A 、B 两点,若,则( ){}|15A x x =∈≤<R {}2|340B x x x =∈--<R A B = (]1,1-()1,4-[)1,4[)1,5(1i)23i z +=+125212-52-()2⋅-=a a b 1=a 2=b 6π23π3π56πsin()2cos()αβαβ+=-4tan tan 3αβ+=tan tan αβ⋅=3-1313-{}n a n S {}n a 490a a +>110S <n S 5S 6S 7S 8S 22:148x y C -=1F 2F 112F A F B =AB =A .B .C .D .48.已知函数为定义在R 上的奇函数,且在上单调递减,满足,则实数a 的取值范围为( )A .B .C .D .二、选择题:本题共3小题,每小题6分,共18分.在每小题给出的选项中,有多项符合题目要求,全部选对的得6分,部分选对的得部分分,有选错的得0分.9.已知实数a ,b ,c 满足,则下列选项正确的是( )A.B .C .D .10.已知函数,则下列说法正确的是( )A .当时,在上单调递增B.若,且,则函数的最小正周期为C .若的图象向左平移个单位长度后,得到的图象关于y 轴对称,则的最小值为3D .若在上恰有4个零点,则的取值范围为11.如图,曲线C 过坐标原点O ,且C 上的动点满足到两个定点,的距离之积为9,则下列结论正确的是( )A .B .若直线与曲线C 只有一个交点,则实数k 的取值范围为C .周长的最小值为12D .面积的最大值为三、填空题:本题共3小题,每小题5分,共15分()F x [)0,+∞212(log )(log )2(3)f a f a f -≤10,8⎛⎫ ⎪⎝⎭1,88⎡⎤⎢⎥⎣⎦(]0,8[)8,+∞0a b c >>>a c ab c b+>+lg0a cb c->-b ca b a c>--a b ++>()sin()(0)6f x x πωω=+>3ω=()f x 47,99ππ⎛⎫⎪⎝⎭12()()2f x f x -=12min2x x π-=()f x π()f x 12πω()f x []0,2πω2329,1212⎡⎫⎪⎢⎣⎭(,)P x y 1(,0)F a -2(,0)(0)F a a >3a =y kx =[)1,+∞12PF F △12PF F △9212.在等比数列中,,,则____________.13.已知函数,若与的图象相切于A 、B 两点,则直线的方程为____________.14.金字塔在埃及和美洲等地均有分布,现在的尼罗河下游,散布着约80座金字塔遗迹,大小不一,其中最高大的是胡夫金字塔,如图,胡夫金字塔可以近似看做一个正四棱锥,则该正四棱锥的5个面所在的平面将空间分成____________部分(用数字作答).四、解答题:本题共5小题,共77分.解答应写出文字说明、证明过程或演算步骤.15.(本小题满分13分)已知抛物线的焦点为F ,A 是抛物线上横坐标为2且位于x 轴上方的点,A 到抛物线焦点的距离为.(1)求抛物线C 的方程;(2)若过点F 的直线l 交抛物线C 于B 、D 两点(异于O 点),连接、,若,求的长.16.(本小题满分15分)如图,在直四棱柱中,,,,,(1)设过点G 、B 、D 的平面交直线于点M ,求线段的长;(2)若,当二面角为直二面角时,求直四棱柱的体积.{}n a 11a =23464a a a ⋅⋅=5a =231,0()44,0x x x f x x x ⎧-+-≥⎪=⎨+<⎪⎩y x =()y f x =AB 2:2(0)C y px p =>52OB OD 12OBF ODF S S =△△BD ABCD A B C D ''''-13A G A D '''=AB BC ⊥1AB =BC =BD =A B ''GM AC BD ⊥B AC D ''--ABCD A B C D ''''-17.(本小题满分15分)在中,,,点D 在边上,且.(1)若,求的长;(2)若,点E 在边上,且,与交于点M ,求.18.(本小题满分17分)已知函数.(1)当时,求函数的最小值;(2)设方程的所有根之和为T ,且,求整数n 的值;(3)若关于x 的不等式恒成立,求实数a 的取值范围.19.(本小题满分17分)母函数(又称生成函数)就是一列用来展示一串数字的挂衣架.这是数学家赫伯特·维尔夫对母函数的一个形象且精妙的比喻.对于任意数列,即用如下方法与一个函数联系起来:,则称是数列的生成函数.例如:求方程的非负整数解的个数.设此方程的生成函数为,其中x 的指数代表的值.,则非负整数解的个数为.若,则,可得,于是可得函数的收缩表达式为:.故(广义的二项式定理:两个数之和的任意实数次幂可以展开为类似项之和的恒等式)则根据以上材料,解决下述问题:定义“规范01数列”如下:共有项,其中m 项为0,m 项为1,且对任意,ABC △AB =AC =BC BD CD =2BAD π∠=BC 3BAC π∠=AC 12AE EC =BE AD cos AMB ∠e ()x f x x=0x >()f x 21()x f x x+=(,1)T n n ∈+()ln e 1f x ax a x ≥-+-012,,,,n a a a a 2012()n n G x a a x a x a x =++++ ()G x {}n a 1210100t t t =+++ 210()(1)G x x x =+++ (1,2,3,,10)i t i = 210()(1)n n n G x x x a x +∞==+++=∑ 100a 2()1f x x x =+++ 23()xf x x x x =+++ (1)()1x f x -=()f x 1()1f x x=-101000111001001010101()((1)()()()1G x x C x C x C x x----==-=-+-++-+- 10010010010109(10)(11)(101001)10910810100!100!a C C --⨯-⨯⨯--+⨯⨯⨯==== {}n a {}n a 2m 2k m ≤,不同的“规范01数列”个数记为.(1)判断以下数列是否为“规范01数列”;①0,1,0,1,0,1;②0,0,1,1,1,0,0,1;③0,1,0,0,0,1,1,1.(2)规定,计算,,,的值,归纳数列的递推公式;(3)设数列对应的生成函数为①结合与之间的关系,推导的收缩表达式;②求数列的通项公式.石家庄市2025届普通高中学校毕业年级教学质量摸底检测数学答案一、单选题:1-5CABCD6-8BAD 二、多选题:9.BCD10.ABD11.AD三、填空题:本题共3小题,每小题5分,共15分12.1613.14.23四、解答题:本题共5小题,共77分。

2021届全国高三下学期5月新高考质量检测英语练习卷(一)Word版含答案(无听力试题)

2021届全国高三下学期5月新高考质量检测英语练习卷(一)Word版含答案(无听力试题)

2021年新高考质量检测练习卷(一)英语试题本试卷共9页,120分,考试时间90分钟。

注意事项:1.答卷前,考生务必将自己的姓名、准考证号填写在答题卡上。

2.回答选择题时,选出每小题答案后,用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,再选涂其他答案标号。

回答非选择题时,将答案写在答题卡上,写在本试卷上无效。

3.考试结束后,将本试卷和答题卡一并交回。

第一部分阅读理解(共两节, 满分50分)第一节(共15小题;每小题2.5分, 满分37.5分)阅读下列短文, 从每题所给的A、B、C和D四个选项中, 选出最佳选项。

AKitchen Products That Will Make Your Life EasierFood Chopper(切碎机)with Storage ContainerUsing a food chopper to save time and effort when preparing dinners is always a smart idea. But using a food chopper that doubles as a storage container is more convenient. This one is made of BPA-free plastics and comes with three interchangeable blades(刀片)so you can chop your vegetables in various sizes.Available on Amazon. $ 18. 99Mixing Bowl Set with No-skid(防滑的)Bottoms and Pour SpoutsThis clever set of mixing bowls solves a few problems we didn't realize we had. For one thing, it hasno-skid bottoms, so you can more easily have control over the bowl while using a hand mixer or other tools. And for another, the specially designed part makes it easy to pour liquid from the bowl into a pan or baking dish with hardly any effort. Plus, they're pretty cute.Available on Amazon. $ 21. 97Rubbermaid Fresh Works Produce SaverDo you feel like you're constantly throwing away fresh vegetables you just bought? Rubbermaid's Fresh Works containers come in a variety of sizes, and are made to help food and vegetables remain fresh for as long as possible-saving your time and money in the long run.Available on Amazon, $ 6. 99Heat-Resistant GlovesThese aren't your grandma's potholders. These heat-resistant gloves are made with high-quality silicone, making them effective against high temperatures and non-slip. They're also multi-purpose, since you can use them inside when removing plates from the oven or outside while barbecuing.Available on Amazon, $ 14. 991.How much should you pay for the product used to keep food fresh?A.$ 18. 99. B.$ 21. 97. C.$ 6. 99. D.$ 14. 99.2.What can we know about the Food Chopper?A.It protects people from getting burnt. B.It is used to contain liquid.C.It is made of BPA plastics. D.It has two main functions.3.What is the advantage of the Mixing Bowl Set?A.It is convenient to clean. B.It keeps steady when used.C.It helps you save a lot of money. D.It saves you time for cooking.BPerhaps thousands of people have searched for a bronze chest full of gold and jewels hidden in the Rocky Mountains between Santa Fe and the Canadian border hidden by a millionaire adventurer. At least four people died in their search for the treasure.But it's all over now. Fenn's Treasure has been found. The 89-year-old adventurer named Forrest Fenn, who created the treasure hunt, announced the news via his website. “I don't know the person who found it, but the poem in my book led him to the precise spot,” Fenn wrote. “The treasure was confirmed by a photograph the lucky finder sent me.”Forrest Fenn, the man who started the hunt, lives in Santa Fe. He was a pilot in the Vietnam War and later accumulated his wealth as a dealer in art and antiques. Fenn was diagnosed(诊断) with cancer in 1988 and had planned to die peacefully in the woods with his treasure. But when his cancer became less serious, he changed his plan, eventually writing the poem that described his dream resting place, which is where he hid the treasure. The poem appeared in a memoir called The Thrill of the Chase. Fenn said that the chest wouldn't be found by accident; only a treasure hunter who correctly interpreted the clues(线索) would find it.Several treasure hunters went missing while attempting to find the chest, including hunter Jeff Murphy and Mike Petersen, both of whom went missing in Yellowstone National Park in 2017. Fenn said that he had never been to the Yellowstone National Park, and that the treasure was not in a dangerous place. "It was in thethick forest of the Rocky Mountains and had not been moved from the spot where I hid it more than 10 years ago," Fenn wrote on his website. It is illegal to remove anything from a national park, which would cause trouble in legally claiming the treasure if it was found there.4.What contributed to the finding of the treasure?A.Fenn's announcement. B.A poem in Fenn's book.C.Fenn’s vivid description.D.A photo on Fenn's website.5.What is the third paragraph mainly about?A.Who Forrest Fenn was. B.Where Fenn hid the treasure.C.How the treasure hunt began. D.What Fenn did to find the treasure.6.What can we learn about "Fenn's Treasure”?A.It was in Yellowstone National Park.B.It was found by someone by chance.C.It was moved from one place to another.D.It was in Fenn's chosen resting place.7.What does the underlined word “claiming” in the last paragraph probably mean?A.Taking. B.Burying. C.Protecting. D.Acknowledging.CNot buying things can be difficult, even when you're determined not to. For many people, a no-buy year is simply a way of life because their financial situation leaves them no other choice. But for others—myself included—we have enough clothes, shoes, electronic devices, books, and so on. Yet, we continue to buy.If you're going to try a no-buy year, the first step is identifying why you're doing it. Is it to save money? Pay off debt? Have more money for experiences? To be more sustainable? Without a goal, failure is likely. I say this based on my experience.Last year, I wanted to take my sons on vacation where I could afford the rental and good meals. So I set a goal. That goal was not to buy anything I didn't need. A month before we went, I realized I needed to do more.I decided that I wouldn't spend money going out socially. I eventually reached my goal.After vacation, I went back to my regular spending habits. But I wonder what would have happened if I'd maintained the stricter habits. There are many experiences I would love to have—concerts and music festivals are at the top of the list. Yet, I often buy little things—like $20 shoes instead of tickets to concerts. If I could forgo those little things, I would probably go to a lot more concerts.I think the no-buy movement is something that would bring us some happiness. Still, it's difficult. Eventhough we're surrounded by things, we manage to convince ourselves that none of those things are the “perfect” things for our immediate need.I'm going to set another goal right now. That goal is to go to a big music festival at the end of the summer. To get there, I promise I won't spend money on the things I don't really need. Nowadays, I encourage you to spend some time thinking about what your goals are and how about buying nothing—or at least buying a lot less—can help you reach them.8.Why did the author not continue her social activities?A.To pay off her debt. B.To accompany her sons.C.To realize her sons' goals. D.To save money for their vacation.9.What does the underlined word “forgo” mean in Paragraph 4?A.Quit. B.Afford.C.Maintain. D.Rent.10.What does the author think of the no-buy movement?A.It is beneficial but hard to carry out.B.It shows the true meaning of happiness.C.It finds fault with current spending habits.D.It gives way to big music festivals and musicals.11.What would the best title probably be?A.The No- Buy Movement Is PopularB.Could You Handle A No-Buy Year?C.Financial Situation Affects What We Can BuyD.Do What You Like Even If You May Meet TroubleDThe area around Taal Lake on Luzon Island in the Philippines is known for its natural beauty. Tourism is popular there as travelers go there to see the scenery that surrounds Taal Volcano, one of the most active volcanoes in the country. It was quiet for years until January 12, 2020 when the volcano erupted. Since then, the cities surrounding the volcano have been covered with ash and many people are forced to leave home.But the ash didn't stop the residents of Binan, a city that is 35 km south of Manilla, from finding a way to help their neighbors in the towns that suffered the most from Taal. Binan Mayor Walfredo Dimaguila ordered the city residents to collect the ash and to put it in sacks (麻袋) to be sent to the state-owned factory that can produce 5,000 bricks a day to turn it into bricks to use for rebuilding damaged communities.“What we plan is to turn them into hollow blocks and bricks and sell them to interested companies,” Dimaguila said. But he noted, the money would be donated to the people directly affected by the volcano. “When Batangas (the region where Taal is located) is in recovery, the bricks can not only be used to build schools, community halls and livelihood centers but also help deal with ash pollution for the earth,” Dimaguila said. “The misfortune of our neighbors in Batangas is there. Let's transform this into opportunity.”The Philippines, located in the Pacific “Ring of Fire: zone of fire” and part of the typhoon belt, is a country that is known for natural disasters like earthquakes, volcanic eruptions, and major storms. But the Filipino people show their strong will and community spirit.12.What has happened to Taal Volcano?A.It attracts more and more visitors. B.It becomes quieter and quieter.C.It is covered with ash completely. D.It causes bad effects on the locals.13.What are people advised to do according to Walfredo Dimaguila?A.To collect volcanic ash for recycling. B.To save sacks for factories to use.C.To set up a factory for making bricks. D.To build communities for people from disasters. 14.What can we infer from Dimaguila's words in Paragraph 3?A.Companies are expected to donate money.B.Bricks made of volcanic ash are popular.C.Batangas has been the most misfortune.D.Turning ash into bricks benefits the earth.15.What's the main idea of the passage?A.Taal Lake on Luzon Island is destroyed. B.Taal Volcano has enjoyed popularity.C.Disasters always hit the Philippines. D.The Filipino people turn ash into treasure.第二节(共5小题;每小题2.5分, 满分12.5分)根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。

百校联盟2021届高三下学期5月教育教学质量监测 (全国I卷)文综地理试题 (解析版)

百校联盟2021届高三下学期5月教育教学质量监测 (全国I卷)文综地理试题 (解析版)
【2题详解】
与传统枇杷相比,“春花枇杷”成熟期较晚,可错峰上市;春季开花、夏季成熟,抗寒性增强,可种植在较高纬度或海拔高于650米的区域,且海拔600米以下冷空气易于堆积的地方也可种植,从而扩大枇杷的种植范围,D对。“春花枇杷”没有使得枇杷的生长周期延长,A错;由于是错峰上市,因此不会使成熟期过于集中,也不会造成市场竞争激烈,BC排除。
(2)该厂生产的超级帘子布浆是制造飞机轮胎的重要材料,属于战备物资;制浆工业的综合性和关联性强,也是当地的经济支柱,如被关停,当地财政收入减少;该厂直接和间接地提供了大量就业机会,如被关停,易导致失业问题,当地居民收入减少;该厂不断改进技术和设备,减少了污染物的排放。
(3)采用先进技术,实现水资源的内部循环,达到污水的零排放;提高水资源利用率,减少从湖泊的直接取水量;提高木材的利用率,森林选择性采伐与更新造林相结合,保护森林资源。
【答案】6. B 7. A 8. C
【解析】
【分析】
【6题详解】
6据图文信息可知,巴西为南半球国家,巴西大豆出口高峰在5~8月,即巴西秋冬季,B正确;出口低谷在9月-次年4月,即巴西夏半年,D错误;总量年际变化大,2019年比2018年少,AC错误。故选B。
【7题详解】
据图可知,进入我国海关的巴西大豆数量,3—5月快速增多,5—8月基本处于较高水平,所以用入关高峰对应时间减去海运耗时两个月左右,可推知大豆收割期大致为2~4月,A正确,BCD错误。故选A。
近年来,中国对巴西大豆的进口依存度越来越高。中巴大豆贸易主要有3条里程相当、耗时相近的海运路线,分别为①巴西经过巴拿马运河到中国.(60.5天)、②巴西经合恩角到中国(58天)、③巴西经好望角到中国(60.5天)。受巴西大豆种植情况、海洋运输等因素影响,中国自巴西进口大豆有明显的时间变化(如下图所示,统计数据来源于我国海关总署)。据此完成下面小题。
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