2020中考题分类汇编-阅读理解-专题三、环境保护

2020中考题分类汇编-阅读理解-专题三、环境保护
2020中考题分类汇编-阅读理解-专题三、环境保护

专题三、环境保护

(2017·浙江衢州)D

Heritage(遗产)is traditional customs, culture and beliefs(信仰). We use the world “heritage”in many different ways. People talk about their family heritage, their city’s heritage, and their country’s heritage.

Today, heritage is changing. The Internet connects people around the world. In many ways this is a good thing, because we can learn about the heritage of other countries, and we can show our own heritage to the world. However, some people worry that traditional heritage is disappearing. Think about it. In many ways, countries are becoming more and more alike(相似的). In just about every country around the world, you can find MacDonald’s, Nike Shoes, Starbucks coffee, and American movies. Some people think this is a good change, and others don’t like it. You can decide whether or not you think it’s a good thing. However, everyone wants to protect their traditional heritage, and sometimes this is hard. For example, when a new MacDonald’s opens in your town, a traditional restaurant might have to close.

This is why heritage protection is so important. Heritage protection is a simple idea. It means keeping your country’s or your city’s heritage alive. People do this in many ways. The biggest part of heritage protection is probably preserving(保护)old buildings. A few other examples of heritage protection are making sure your children speak your traditional language, and teaching your heritage to children.

The world is changing very fast. This change brings a lot of good things. But as the world is changing, it is important to remember the heritage of our parents and our grandparents.

42. The examples in the second paragraph are used to__________.

A. describe people’s love for heritage

B. show the importance of heritage

C. help people better understand heritage

D. express the writer’s feeling about heritage

43. According to the passage, many countries are becoming_________.

A. great

B. similar

C. large

D. friendly

44. Which of the following is part of heritage protection?

A. Learning from each other

B. Using the Internet

C. Keeping traditional language alive

D. Building new houses

45. Which of the following is the writer’s opinion?

A. Heritage is changing a lot nowadays.

B. The Internet connects people around the world.

C. It is important to remember the heritage of our parents.

D. People watch American movies in about every country.

题材:遗产保护

【主旨大意】遗产指传统的风俗习惯、文化和信仰。现在世界变化很快,很多国家都变得类似,所以保护当地的特有的、传统的东西变得非常有必要。

42. C推理判断题。第二段所举的例子是世界上许多国家在很多方面已经变得非常类似,作者举这个例子帮助人们更好地理解遗产。故选C。

43. B 细节理解题。由第二段“In many ways, countries are becoming more and more alike(相似的).”一句可知很多国家变得类似了(similar)。故选B。

44. C 细节理解题。短文第三段“A few other examples of heritage protection are making sure

your children speak your traditional language”一句说明确保孩子说他们传统的语言也是一场保护的一部分,和选项C所述一致。故选C。

45. C观点态度题。短文最后一句“it is important to remember the heritage of our parents and our grandparents”说明记得父母亲的遗产是很重要的,和选项C所述一致。故选C。(2017·浙江嘉兴舟山) B

Around the world, there are about 7,000 National Parks. Most of them cover huge areas of land where nobody lives. However, the National Parks in England include places where people live and work, as well as wild areas where there are few human activities.

The National Parks in England are called “England’s Breathing Spaces” because they are places where people can go to be in the open air, away from the dirt and noise of cities. They provide wonderful scenes of mountains, woods, grasslands and wetlands. And there are plenty of activities to do in all of the National Parks in England. Visitors can walk or ride bikes for fun. Many of the parks put on activities for families.

Every year there are about 110 million visitors to the parks, bringing many benefits(益处) to the

areas. At the same time, it creates problems too. First, life can be difficult for local people. Car parks and roads are too crowded. Gift shops and cafes take the place of many everyday shops. Even house prices in some areas can become too high. Besides, country roads can be damaged, for too many people walk, cycle or ride horses on them. Roads can be rebuilt, but then they look less natural. Another big problem to the National Parks is litter. In the parks it is a danger to wild animals. Broken glass can also cause fires by focusing the rays of the sun. Such fires in wild places can be out of control.

____?____ All National Parks in England are making more rules, which tell people how to take good care of their environment. If these rules are followed, the National Parks will be well kept and continue to give pleasure to many people for a very long time.

34. Visitors to the National Parks in England can_______.

A. give food to wild animals

B. drive cars on the grasslands

C. enjoy fresh air and peaceful time

D. have fun farming with local people

35. The third paragraph mainly tells us_______.

A. the problems of the National Parks

B. the pollution caused by visitors

C. the development of the National Parks

D. the benefits brought by visitors

36. Which of the following is the best sentence to fill in the blank in Paragraph 4?

A. What can people get

B. How can people help

C. What are the National Parks like

D. How are the National Parks set up

37. The passage is probably taken from the _______ part of a magazine.

A. transport

B. wildlife

C. history

D. geography

B 题材:环境保护

【主旨大意】本文是一篇记叙文。文章介绍了英国国家公园地理位置、生态环境和旅游为英国国家公园带来的好处和弊端,并且相关部门已经制定了规则制度,旨在保护包括英国国家公园在内的所有公园的环境。

34. C【解析】细节理解题。根据文章第二段第一句中的away from the dirt and noise of cities 可知,英国国家公园是位于一个远离沙尘和城市喧嚣的地方,因此人们到英国国家公园来可以呼吸新鲜的空气和享受平和宁静的时光。故选C。

35. A【解析】段落大意题。根据Every year there are about 110 million visitors to the parks,

历年中考真题分类汇编(数学)

第一篇基础知识梳理 第一章数与式 §1.1实数 A组2015年全国中考题组 一、选择题 1.(2015·浙江湖州,1,3分)-5的绝对值是() A.-5 B.5 C.-1 5 D. 1 5 解析∵|-5|=5,∴-5的绝对值是5,故选B. 答案 B 2.(2015·浙江嘉兴,1,4分)计算2-3的结果为() A.-1 B.-2 C.1 D.2 解析2-3=-1,故选A. 答案 A 3.(2015·浙江绍兴,1,4分)计算(-1)×3的结果是() A.-3 B.-2 C.2 D.3 解析(-1)×3=-3,故选A. 答案 A 4.(2015·浙江湖州,3,3分)4的算术平方根是() A.±2 B.2 C.-2 D. 2 解析∵4的算术平方根是2,故选B. 答案 B 5.(2015·浙江宁波,3,4分)2015年中国高端装备制造业收入将超过6万亿元,其中6万亿元用科学记数法可表示为()

A.0.6×1013元B.60×1011元 C.6×1012元D.6×1013元 解析6万亿=60 000×100 000 000=6×104×108=6×1012,故选C.答案 C 6.(2015·江苏南京,5,2分)估计5-1 2介于() A.0.4与0.5之间B.0.5与0.6之间C.0.6与0.7之间D.0.7与0.8之间解析∵5≈2.236,∴5-1≈1.236, ∴5-1 2≈0.618,∴ 5-1 2介于0.6与0.7之间. 答案 C 7.(2015·浙江杭州,2,3分)下列计算正确的是() A.23+26=29B.23-26=2-3 C.26×23=29D.26÷23=22 解析只有“同底数的幂相乘,底数不变,指数相加”,“同底数幂相除,底数不变,指数相减”,故选C. 答案 C 8.★(2015·浙江杭州,6,3分)若k<90<k+1(k是整数),则k=() A.6 B.7 C.8 D.9 解析∵81<90<100,∴9<90<100.∴k=9. 答案 D 9.(2015·浙江金华,6,3分)如图,数轴上的A,B,C,D四点中,与表示数-3的点最接近的是 () A.点A B.点B C.点C D.点D

中考专题阅读理解题教学设计

《中考专题阅读理解题》教学设计 教学目标: 1. 掌握阅读理解题的基本思路以及中考的考点,经历实践、探索的过程,培养学生的阅读理解能力和知识的迁移应用。 2.通过观察、想象、培养学生思维的灵活性、全面性、严密性以及思维的广度和深度。 3.渗透数学文化,陶冶学生心灵,感受数学的魅力。 重点:阅读理解题的方法和步骤的理解和应用。 难点:阅读理解题的方法的灵活运用。 学情分析 我现在所带班级学生整体学习能力处于中等水平,接触新的知识需要较长的理解过程,对事物的认知停留在单一知识点上,不懂构建数学模型。在本节课的教学中我会注意做到以下几点: 1加强研究,转变观念。 2正确认识数学基础知识和基本技能。 3关注数学方法和数学思想的渗透。 4注重过程教学,培养思维品质。 培养目标分析 1经历实践、探索的过程培养学生的阅读理解能力、自习能力、书面表达能力、随机应变能力和知识的迁移应用。 2通过观察、想像、书写培养学生思维的灵活性、全面性、严密性以及思维的广度和深度。 3让学生唱主角,老师任导演,增强学生学数学、用数学、探索数学奥秘

的愿望,体验成功的喜悦。 4渗透数学文化陶冶学生心灵感受数学的魅力。 通过以上这些具体目标的实现让学生最终拥有一种能力、拥有一份兴趣,能像老师那样潜心研究数学,终身享用数学,达到这一点我们就成功了。 教学过程 一导入新课 由一首歌曲导入本节课,阅读理解型问题是中考的热点,一般篇幅较长,涉及内容丰富,构思新颖别致。这类问题,主要考查解题者的心理素质,自学能力和阅读理解能力,考查解题者的观察分析能力、判辩是非能力、类比操作能力、抽象概括能力、数学归纳能力以及数学语言表达能力。 二 阅读理解题分为四类 考点一 新定义学习型阅读理解题 1.新定义概念型阅读题:要把握新概念的现实模型,理解新概念的形成过程,以便于正确应用新概念进行分析、解决问题. 2.新定义运算型阅读题:把新定义运算转化为一般的实数运算是解这类阅读理解题的关键. 【例1】(2013·临沂中考)对于实数a ,b ,定义运算“*”: a*b= 例如:4*2,因为4>2,所以4*2=42-4×2 =8.若x1,x2是一元二次方程x2-5x+6=0的两个根,则x1*x2=___________. 【思路点拨】先求出一元二次方程x2-5x+6=0的两个根x1和x2,然后分情况讨论两个根与a,b 的对应关系,再根据新定义的运算:当a ≥b 时,a*b=a2-ab ,当a <b 时,a*b=ab -b2, 计算x1*x2的值. 22a ab,a b,ab b ,a b,?≥??

中考数学分类汇编圆pdf含解析

2008~2019 北京中考数学分类(圆) 一.解答题(共12 小题) 1.在平面内,给定不在同一条直线上的点A,B,C,如图所示,点O 到点A,B,C 的距 离均等于a(a为常数),到点O的距离等于a的所有点组成图形G,∠ABC的平分线交图形G 于点D,连接AD,CD. (1)求证:AD=CD; (2)过点D 作DE⊥BA,垂足为E,作DF⊥BC,垂足为F,延长DF 交图形G 于点M,连接CM.若AD=CM,求直线DE 与图形G 的公共点个数. 2.如图,AB 是⊙O 的直径,过⊙O 外一点P 作⊙O 的两条切线PC,PD,切点分别为C, D,连接OP,CD. (1)求证:OP⊥CD; (2)连接AD,BC,若∠DAB=50°,∠CBA=70°,OA=2,求OP 的长.

3.如图,AB 是⊙O 的一条弦,E 是AB 的中点,过点E 作EC⊥OA 于点C,过点B 作⊙O 的切线交CE 的延长线于点D. (1)求证:DB=DE; (2)若AB=12,BD=5,求⊙O 的半径. 4.如图,AB 为⊙O 的直径,F 为弦AC 的中点,连接OF 并延长交于点D,过点D 作 ⊙O 的切线,交BA 的延长线于点E. (1)求证:AC∥DE; (2)连接CD,若OA=AE=a,写出求四边形ACDE 面积的思路. 5.如图,AB 是⊙O 的直径,过点B 作⊙O 的切线BM,弦CD∥BM,交AB 于点F,且 =,连接AC,AD,延长AD 交BM 于点E. (1)求证:△ACD 是等边三角形; (2)连接OE,若DE=2,求OE 的长. 6.如图,AB 是⊙O 的直径,C 是的中点,⊙O 的切线BD 交AC 的延长线于点D,E 是

2017中考英语真题分类汇编名词

名词 ( C )1. (2017江西) —Do you have any for tonight yet? —Not yet. What about having a picnic on the beach? A. problems B. news C. plans D. rules ( A )2. (2017福建) —Nowadays more and more foreigners are becoming interested in Beijing Opera. —That’s true. It’s an important part of Chinese . A. culture B. invention C. custom D. tradition ( A )3. (2017海南) It is very hot in Hainan this summer. On June 3rd, the in Lingao reached 41.9℃. A. temperature B. information C. development D. progress ( C )4. (2017上海) Did the policeman give much on how to protect personal information? A. note B. tip C. advice D. book ( C )5. (2017天津) Don’t stand too close to North Americans. You’d better give them more personal . A. time B. system c. space D. pity ( C )6. (2017重庆) —Judy, I will have a meeting in Canada next week. —Well, you’d better take a with you, or you may easily get lost. A. photo B. stamp C. map D. postcard ( A )7. (2017安徽) The New Silk Road will offer a good for more nations to communicate. A. chance B. habit C. question D. price ( B )8. (2017山西) You should look into his eyes when you talk to somebody. It shows your . A. shyness B. politeness C. quietness D. rudeness ( C )9. (2017南京) —I go swimming every day. —Wow! That’s a good . It keeps you healthy. A. match B. task C. habit D. dream ( C )10. (2017武汉) —I wonder if you’ve made a decision on the project, Eric. —Not yet. I can’t make it until I have first-hand on prices. A. news B. knowledge C. information D. education ( B )11. (2017哈尔滨) During the Spring Festival, people in Northern China usually eat as a traditional Chinese food. A. pizza B. dumplings C. hamburgers D. bread ( C )12. (2017苏州)—Shall we go on Friday or Saturday? —Either day is OK. It makes no to me. A. choice B. change C. difference D. decision ( B )(2017孝感)13. Computers are very useful. They can help us get much on the Internet. A. games B. information C. courage D. messages ( C )(2017青岛) 14. Fruit is good for health, so I often have breakfast with one .

2019-2020年中考历史试题分类汇编(120套)专题四:世界古代史

2019-2020年中考历史试题分类汇编(120套)专题四:世界古代史目录 选择题 九年级上册 第一单元人类文明的开端 第1课人类的形成 第2课大河流域——人类文明的摇篮 第3课西方文明的发源 第二单元亚洲和欧洲的封建社会 第4课亚洲封建国家的建立 第5课中古欧洲社会 第三单元古代文明的传播与发展 第6课古代世界的战争与征服 第7课东西方文明交流的使者 第8课古代科技与思想文化(一) 第9课古代科技与思想文化(二) 单元综合 填空题 改错题 列举题 读图简答题 材料分析题 探究题(问答题) 选择题 九年级上册 第一单元人类文明的开端 第1课人类的形成与文明的曙光 第2课大河流域——人类文明的摇篮(2010·山东聊城)22.右图所示文明古国创造的宝贵文明 成果是()A A.汉谟拉比法典B.金字塔 C.佛教D.阿拉伯数字 (2010·四川自贡)21.下列遗址和文物代表着不同国家和 地区的古代文明,其中代表非洲文明成就的是()A A.狮身人面像与金字塔B.克里特的王宫遗址C.空

中花园想像图D.罗马广场 (2010·四川自贡)24.印度是世界最早的文明发祥地之一, 并表现出独有的历史特征。右图图示所反映的制度是() C A.分封制度B.民主制度 C.种姓制度.D.封建等级制度 (2010·江西)7.陈文同学准备以“上古亚非文明”为主 题进行探究性学习。他探究的内容应包括()B ①古代埃及文明②古巴比伦文明③古代印度文明④古代希腊文明A.①③④B.①②③C.①②④D.②③④(2010·山东威海)21.伊拉克是当今世界关注的焦点,它所在的两河流域是世界文明的发祥地之一。公元前l8世纪,统一两河流域,建立起奴隶制中央集权国家的国王是()B A.恺撒B.汉谟拉比C.伯利克里D.屋大维(2010·山东青岛)28.《爱在西元前》的歌词中唱道:“古巴比伦王朝颁布了,刻在黑色的玄武岩,距今已经三千七百多年。”歌词中的横线处应填写()A A.《汉谟拉比法典》B.《民法典》C.《刑法典》D.《商法典》(2010·山东青岛)29.“在权利方面,人生来是而且始终是自由平等的”。但在公元前2000多年前的古代印度,却逐渐形成了严格的等级制度。在当时的四个等级中,处于第二等级的是()B A.婆罗门B.刹帝利C.吠舍D.首陀罗 (2010·广东深圳)24.古巴比伦王国位于下图中的()B A.①处B.②处C.③处D.④处 (2010·湖南岳阳)13.大河流域以其独特的地理环境孕育了人类璀璨的文明。在两河流域孕育的古代人类文明是()A A.古巴比伦文明B.古印度文明C.古希腊文明D.古埃及文明(2010·湖南长沙)8.某校历史兴趣小组探究古尼罗河流域文明形成了下列初步的认识,这些认识中正确的是()C A.世界现存最早的成文法典诞生于此地B.基督教产生于此地 C.古代该地区人们使用象形文字D.西方文明发源于此地 (2010·湖北荆州)15.尼罗河流域古代埃及文明的象征是()B A.雅典卫城B.金字塔C.空中花园D.长城(2010·广西梧州)26.一个考古队从中国出发,自东向西去考察亚洲文明古国的发源地,最后一站是()D A.黄河流域B.印度河流域C.两河流域D.尼罗河流域 (2010·福建三明)12.历经历史风雨,右图中的古代巨型建筑和 雕像,至今还屹立于()B

中考英语阅读理解专题《直击中考英语阅读理解》

直击中考英语阅读理解 一、阅读理解题的命题特点 阅读理解能力的培养是中学英语学习的一项重要任务,也是中考的一项重要内容。中考阅读理解题主要考查学生的语篇阅读能力、分析和判断能力。要求学生能较快地通过阅读理解短文大意,获取其中的主要信息,并能做出正确判断,然后根据试题的要求从A、B、C、D 4个选项中选出最佳答案或做出正误判断。文章的难易程度和初三课文基本相同,要求阅读速度为每分钟40~50个词。 (一)中考阅读理解题阅读材料的选取一般遵循3个原则: 1.阅读文章不少于3篇,阅读量在1000单词左右。 2.题材广泛,包括科普、社会、文化、政治、经济等。 3.体裁多样,包括记叙文、说明文、应用文等。 (二)中考阅读理解题考查的主要内容是: 1.考查掌握所读材料的主旨和大意的能力。 此类考查主旨和大意的题大多数针对段落(或短文)的主题、主题思想、标题或目的,其主要提问方式是: 1)Which is the best title of the passage? 2)Which of the following is this passage about? 3)In this passage the writer tries to tell us that________. 4)The passage tells us that_______. 5)This passage mainly talks about_________. 2.考查把握文章的事实和细节的能力。 此类考查事实和细节的题目大多数是针对文章的细节设计的,其主要提问方式是: 1)Which of the following is right? 2)Which of the following is not mentioned? 3)Which of the following is Not True in the passage? 4)Choose the right order of this passage. 5)From this passage wc know____________. 3.考查根据上下文猜测生词含义的能力。 此类猜测词义的题目要求考生根据上下文确定某一特定的词或短语的准确含义。其主要提问方式是: 1)The word“…”in the passage probably means_________. 2)The underlined word“…”in the passage refers to_________.

人教版_2021年中考数学试卷分类汇编解析:圆的有关性质

圆的有关性质 一、选择题 1. (2021兰州,7,4分)如图,在⊙O中,点C 是的中点,∠A=50o,则∠BOC=()。(A)40o(B)45o(C)50o(D)60o 【答案】A 【解析】在△OAB中,OA=OB,所以∠A=∠B=50o。根据垂径定理的推论,OC 平分弦AB 所对的弧,所以OC 垂直平分弦AB,即∠BOC=90o? ∠B=40o ,所以答案选A。 【考点】垂径定理及其推论 2. (2021兰州,10,4分)如图,四边形ABCD 内接于⊙O, 四边形ABCO 是平行四边形,则∠ADC= () (A)45o(B) 50o (C) 60o (D) 75o 【答案】:C 【解析】:连接OB,则∠OAB=∠OBA, ∠OCB=∠OBC ∵四边形ABCO 是平行四边形,则∠OAB=∠OBC ∴∠ABC=∠OAB+∠OBC=∠AOC ∴∠ABC=∠AOC=120o ∴∠OAB=∠OCB=60o 连接OD,则∠OAD=∠ODC,∠OCD=∠ODC

由四边形的内角和等于360o可知, ∠ADC=360o-∠OAB-∠ABC-∠OCB-∠OAD-∠OCD ∴∠ADC=60o 【考点】:圆内接四边形 3. (2021·四川自贡)如图,⊙O中,弦AB与CD交于点M,∠A=45°,∠AMD=75°,则∠B的度数是() A.15°B.25°C.30°D.75° 【考点】圆周角定理;三角形的外角性质. 【分析】由三角形外角定理求得∠C的度数,再由圆周角定理可求∠B的度数. 【解答】解:∵∠A=45°,∠AMD=75°, ∴∠C=∠AMD﹣∠A=75°﹣45°=30°, ∴∠B=∠C=30°, 故选C. 【点评】本题主要考查了三角形的外角定理,圆周角定理,熟记圆周角定理是解题的关键4. (2021·四川成都·3分)如图,AB为⊙O的直径,点C在⊙O上,若∠OCA=50°,AB=4,则的长为() A.πB.πC.πD.π 【考点】弧长的计算;圆周角定理. 【分析】直接利用等腰三角形的性质得出∠A的度数,再利用圆周角定理得出∠BOC的度数,再利用弧长公式求出答案. 【解答】解:∵∠OCA=50°,OA=OC, ∴∠A=50°,

中考英语真题分类汇编 翻译句子

【中考湖南邵阳】B)翻译阅读短文,将文中划线部分翻译成汉语。(共5小题,每小题2分) Rising in the east of the world has been the greatest China dream of Chinese people since modern times. 71 . The Chinese people support the China dream from their hearts. “72. Everybody has his own dream.”Chairman Xi's words have brought “China Dream”into the life of every Chinese. However, 73. there is still a long way to go before the dream comes true. All people in China share the common future which needs long-term efforts. 74. If everyone is hard-working in his life, the China Dream will be realized and 75. our own dreams will come true. Only when the whole nation achieves development, can its people develop themselves in a correct way with freedom and equal chance of success. 【主旨大意】习主席多次提到“中国梦”,并谈到“人生出彩”,谁的人生? 显然,不是少数人的人生,也不是多数人的人生,而是生活在中华人民共和国疆域内每一个国民、每一个个人的人生。本文就是从这个角度阐述如何实现“中国梦”。【答案】71. 中国人民由衷地支持这个中国梦。 72. 每个人都有自己的梦想。 73.还有很长的路要走。 74.如果每个人在生活中努力工作 75.我们个人的梦想将会实现。 【中考四川内江】II.汉译英。将下列汉语翻译成英语(共5小题;每小题2分,满分10分)。 91. Smith医生叫John戒酒。 92. 我们城市有越来越多的游客。 93. 他告诉我说他见过李华很多次了。 94. 科学家发现在太空旅游是有可能的。 95. 当我小的时候,我父母经常带我去我家附近的公园。 【答案】 91. Dr. Smith told/asked John to give up/stop drinking wine. 92. There are more and more visitors in our city/cities. 93. He told me that he had seen/met Li Hua many times. 94. Scientists (have found) find out that travel in space is possible/it's possible to travel in space. 95. When I was young, my parents often took me to the park near my house. 【中考福建福州】I. 将下列句子译成英语。必须用上所给的提示词。(每小题2分,共8分) 111.你的电脑出了什么问题?(matter)

中考数学阅读理解题专题

中考百分百——备战2008中考专题 (阅读理解题) 一、知识网络梳理 阅读理解题是近几年新出现的一种新题型,这种题型特点鲜明、内容丰富、超越常规,源于课本,高于课本,不仅考查学生的阅读能力,而且综合考查学生的数学意识和数学综合应用能力,尤其侧重于考查学生的数学思维能力和创新意识,此类题目能够帮助学生实现从模仿到创造的思维过程,符合学生的认知规律。阅读理解题一般由两部分组成:一是阅读材料;?二是考查内容.它要求学生根据阅读获取的信息回答问题.提供的阅读材料主要包括:?一个新的数学概念的形成和应用过程,或一个新数学公式的推导与应用,或提供新闻背景材料等.考查内容既有考查基础的,又有考查自学能力和探索能力等综合素质的. 这类题目的结构一般为:给出一段阅读材料,学生通过阅读,将材料所给的信息加以搜集整理,在此基础上,按照题目的要求进行推理解答。涉及到的数学知识很多,几乎涉及所有中考内容。 阅读理解题是近几年频频出现在中考试卷中的一类新题型,不仅考查学生的阅读能力,而且综合考查学生的数学意识和数学综合应用能力,尤其是侧重于考查学生的数学思维能力和创新意识,此类题目能够帮助考生实现从模仿到创造的思想过程,符合学生的认知规律,是中考的热点题目之一,今后的中考试题有进一步加强的趋势。 题型考查解题思维过程的阅读理解题 言之有据,言必有据,这是正确解题的关键所在,是提高数学素质的前提。数学中的基本定理、公式、法则和数学思想方法都是理解数学、学习数学和应用数学的基础,这类试题就是为检测解题者理解解题过程、掌握基本数学思想方法和辨别是非的能力而设置的。 题型考查纠正错误挖病根能力的阅读理解题 理解基本概念不是拘泥于形式的死记硬背,而是要把握概念的内涵或实质,理解概念间的相互联系,形成知识脉络,从而整体地获取知识。这类试题意在检测解题者对知识的理解以及认识问题和解决问题的能力。 题型考查归纳、探索规律能力的阅读理解题 对材料信息的加工提练和运用,对规律的归纳和发现能反映出一个人的应用数学、发展数学和进行数学创新的意识和能力。这类试题意在检测解题者的数学化能力以及驾驭数学的创新意识和才能。 题型考查掌握新知识能力的阅读理解题 命题者给定一个陌生的定义或公式或方法,让你去解决新问题,这类考题能考查解题者自学能力和阅读理解能力,能考查解题者接收、加工和利用信息的能力。 解阅读新知识,应用新知识的阅读理解题时,首先做到认真阅读题目中介绍的新知识,包括定义、公式、表示方法及如何计算等,并且正确理解引进的新知识,读懂范例的应用;其次,根据介绍的新知识、新方法进行运用,并与范例的运用进行比较,防止出错。 第一课时代数阅读题 [目标导学] 此类阅读理解题一般以数式的运算、方程(不等式)的计算以及函数知识为背景,考查相关的知识;内容可以包括定义新思路、新方法,这主要是考查学生的理解应变能力,也可以是提供全新的的阅读材料,介绍新知识,用来考查学生的学以致用的能力。 [例题精析]

中考数学试题分类汇编圆

中考数学试题分类汇编 圆 LG GROUP system office room 【LGA16H-LGYY-LGUA8Q8-LGA162】

中考数学试题及答案分类汇编圆 一、选择题 1.如图,⊙O的直径AB=2,弦AC=1,点D在⊙O上,则∠D的度数是()A.30°B.45°C.60°D.75° 2.如图,在⊙O中, =,∠AOB=50°,则∠ADC的度数是() A.50°B.40°C.30°D.25° 3.如图,A,B,C是⊙O上三点,∠ACB=25°,则∠BAO的度数是() A.55°B.60°C.65°D.70° 4.如图,AB是⊙O的直径,CD为弦,CD⊥AB且相交于点E,则下列结论中不成立的是() A.∠A=∠D B. =C.∠ACB=90°D.∠COB=3∠D 5.如图,AB为⊙O直径,已知∠DCB=20°,则∠DBA为() A.50°B.20°C.60°D.70° 6.如图,△ABD的三个顶点在⊙O上,AB是直径,点C在⊙O上,且∠ABD=52°,则∠BCD等于() A.32°B.38°C.52°D.66° 7.如图,在⊙O中,直径CD垂直于弦AB,若∠C=25°,则∠BOD的度数是()A.25°B.30°C.40°D.50° 8.如图,⊙O为△ABC的外接圆,∠A=72°,则∠BCO的度数为() A.15°B.18°C.20°D.28° 9.如图,△ABC的顶点A、B、C均在⊙O上,若∠ABC+∠AOC=90°,则∠AOC的大小是() A.30°B.45°C.60°D.70° 10.如图,已知经过原点的⊙P与x、y轴分别交于A、B两点,点C是劣弧OB上一点,则∠ACB=() A.80°B.90°C.100°D.无法确定 11.△ABC为⊙O的内接三角形,若∠AOC=160°,则∠ABC的度数是()A.80°B.160°C.100°D.80°或100°

1000道中考英语试题分类汇编

1000道中考英语试题分类汇编 (单项选择) 考点一、名词 (江苏省宿迁市)Sandy didn’t tell her parents that she was going home because she wanted to give them a _______. A. gift B. call C. surprise D. note (湖南省娄底市)—It’s said that you have moved into a new house. —Yeah,and we need to buy some in the mall nearby. A. food B.furniture C. hamburger 【答案】B (四川省内江市)—Well,you look so happy --Because I got a good ________. A.work B.news C.job 【答案】C 【答案】C (2018年上海市33. 1)You can get much_____about the World Expo on the Internet. A.map B.picture C.ticket https://www.360docs.net/doc/ca6447238.html,rmation 【答案】D (2018年上海市51. 1)The customers are pleased with

the________of the restaurant. A.balance B.experience C.surface D.service 【答案】D (2018·福建省晋江市,32,1)–Lily has a silk __________.Listen,she is singing in the next room! -- How nice!. A. look B. noise C. voice 【答案】C (2018·江苏省扬州市,12,1)—Wow,so many beautiful cars!I don’t know which one to buy. --Anyway ,you have to make a________. A.conclusion B.connection C.decision D.presentation 【答案】C (2018·吉林省通化市,38,1)We need to come up with a/an________and make a decision at once. https://www.360docs.net/doc/ca6447238.html,rmation B.advice C.idea D.news 【答案】C (2018·浙江省湖州市,17,1)—Would you like some _______? --No,thank you.I’m not hungry at all. A.water B.books C.clothes D.bread 【答案】D (2018·山西省,17,1)I Iike______ a Iot, and my mother

2017年数学中考专题《阅读理解题》

2017年数学中考专题《阅读理解题》 题型概述 【题型特征】阅读理解题一般篇幅比较长,由“阅读”和“问题”两部分构成,其阅读部分往往为学生提供一个自学材料,其内容多以定义一个新概念(法则),或展示一个解题过程,或给出一种新颖的解题方法,或介绍某种图案的设计流程等.学生必须通过自学,理解其内容、过程、方法和思想,把握其本质,才可能会解答试题中的问题. 阅读理解题呈现的方式多种多样,有纯文型(全部用文字展示条件和问题)、图文型(用文字和图形结合展示条件和问题)、表文型(用文字和表格结合展示条件和问题)、改错型(条件、问题、解题过程都已展示,但解题过程一般要改正).考查内容可以是学过知识的深入探索,也可以是新知识的理解运用. 阅读理解题按解题方法不同常见的类型有:(1)定义概念与定义法则型;(2)解题示范(改错)与新知模仿型;(3)迁移探究与拓展应用型等. 【解题策略】解答阅读理解型问题的基本模式:阅读—理解—应用.重点是阅读,难点是理解,关键是应用.阅读时要理解材料的脉络,要对提供的文字、符号、图形等进行分析,在理解的基础上迅速整理信息,及时归纳要点,挖掘其中隐含的数学思想方法,运用类比、转化、迁移等方法,构建相应的数学模式或把要解决的问题转化为常规问题. 可根据其类型,采用不同的思路一般地: (1)定义概念、法则型阅读理解题以纯文字、符号或图形的形式定义一种全新的概念、公式或法则等.解答时要在阅读理解的基础上解答问题.解答这类问题时,要善于挖掘定义的内涵和本质,要能够用旧知识对新定义进行合理解释,进而将陌生的定义转化为熟悉的旧知识去理解和解答. (2)解题示范、新知模仿型阅读理解题以范例的形式给出,并在求解的过程中暗示解决问题的思路技巧,再以思路技巧为载体设置类似的问题.解决这类问题的常用方法是类比、模仿和转化;正误辨析型阅读理解题抓住学生学习中的薄弱环节和思维漏洞,“刻意”地制造迷惑,使得解答过程似是而非.解答时主要是通过对数学公式、法则、方法和数学思想的准确掌握,运用其进行是非辨别. (3)迁移探究与拓展应用型,即阅读新问题,并运用新知识探究问题或解决问题,解答这类题的关键是认真阅读其内容,理解其实质,把握其方法、规律,然后加以解决. 真题精讲 类型一 定义概念与定义法则型 典例1 (2016·湖北咸宁)阅读理解: 我们知道,四边形具有不稳定性,容易变形.如图(1),一个矩形发生变形后成为一个平行四边形.设这个平行四边形相邻两个内角中较小的一个内角为α,我们把 1 sin α 的值叫做这个平行四边形的变形度. (1)若矩形发生变形后的平行四边形有一个内角是120°,则这个平行四边形的变形度是 ; 猜想证明: (2)若矩形的面积为1S ,其变形后的平行四边形面积为1S ,试猜想121 ,,sin S S α 之间的数量关系,并说明理由; 拓展探究:

中考数学试题分类汇编圆[1]

中考数学试题分类汇编 圆 TTA standardization office【TTA 5AB- TTAK 08- TTA 2C】

中考数学试题及答案分类汇编圆 一、选择题 1.如图,⊙O的直径AB=2,弦AC=1,点D在⊙O上,则∠D的度数是()A.30°B.45°C.60°D.75° 2.如图,在⊙O中, =,∠AOB=50°,则∠ADC的度数是() A.50°B.40°C.30°D.25° 3.如图,A,B,C是⊙O上三点,∠ACB=25°,则∠BAO的度数是() A.55°B.60°C.65°D.70° 4.如图,AB是⊙O的直径,CD为弦,CD⊥AB且相交于点E,则下列结论中不成立的是() A.∠A=∠D B. =C.∠ACB=90°D.∠COB=3∠D 5.如图,AB为⊙O直径,已知∠DCB=20°,则∠DBA为() A.50°B.20°C.60°D.70° 6.如图,△ABD的三个顶点在⊙O上,AB是直径,点C在⊙O上,且∠ABD=52°,则∠BCD等于() A.32°B.38°C.52°D.66° 7.如图,在⊙O中,直径CD垂直于弦AB,若∠C=25°,则∠BOD的度数是()A.25°B.30°C.40°D.50° 8.如图,⊙O为△ABC的外接圆,∠A=72°,则∠BCO的度数为() A.15°B.18°C.20°D.28° 9.如图,△ABC的顶点A、B、C均在⊙O上,若∠ABC+∠AOC=90°,则∠AOC的大小是() A.30°B.45°C.60°D.70° 10.如图,已知经过原点的⊙P与x、y轴分别交于A、B两点,点C是劣弧OB上一点,则∠ACB=() A.80°B.90°C.100°D.无法确定 11.△ABC为⊙O的内接三角形,若∠AOC=160°,则∠ABC的度数是()A.80°B.160°C.100°D.80°或100°

最新-2018中考英语真题分类汇编 精品

2018中考英语真题分类汇编:单选非谓语动词 (2018山东省潍坊市19. 1)At least 300 million people are using QQ________by Ma Huateng to chat on line. A.create B.creates C.creating D.created 【答案】D (2018四川省成都市42. 1)-Where's your brother now,Bob? --I saw him _______in the street a moment ago and I told him_________. A.playing;don't do so B.playing;not to so C.play;to do so 【答案】B (2018·吉林省通化市,46,1)The woman made his son_____finally after she told him some jokes. https://www.360docs.net/doc/ca6447238.html,ughed B.to laugh https://www.360docs.net/doc/ca6447238.html,ugh https://www.360docs.net/doc/ca6447238.html,ughing 【答案】C (2018·河南省,24,1)( ) Father often tells me--too much time on computer games. A don't spend B not spend C not to spend D not spending 【答案】C (2018·湖北省黄冈市,43,1)-How would your family like to travel? --It's a problem in my family.Mother prefers to take a bus to travel,while father always sticks ______to travel. A.to drive B.to driving C.driving D.drive 【答案】B (2018·山东省聊城市,34,1)The teachers often tell their pubils ________aeross the road when the traffic light is red. A.not go B.not to go C.don't go D.didn't go 【答案】B (2018·陕西省,25,1)Don't forget _________an umbrella _______you.It's going to rain.

(人教版)2020中考历史真题分类汇编 八上 第七单元 解放战争(含解析)

八年级上册第七单元解放战争 一.选择题(共34小题) 1.(2019?南充)下列战役不是发生在抗日战争期间的是() A.平型关大捷B.台儿庄战役C.百团大战 D.渡江战役 【分析】本题以“战役不是发生在抗日战争期间”为切入点,考查的是渡江战役的知识。注意掌握相关基础知识。【解答】选项D渡江战役是百万雄师在西起湖口、东至江阴的千里战线上强渡长江,迅速突破国民党军的江防,并于23日解放了国民党22年来的反革命统治中心南京,宣告了国民党反动统治的覆灭,是国共大决战,不是抗日战争期间。 故选:D。 2.(2019?湘西州)自古以来,和平就是人类最持久的夙愿。为争取国内和平,1945年8月毛泽东参加了()A.开国大典 B.遵义会议 C.重庆谈判 D.中共七大 【分析】本题主要考查重庆谈判的相关史实。抗日战争胜利后,全国人民渴望和平民主,但以蒋介石为首的国民党,在美国的积极支持下,阴谋发动反共反人民的内战。但为了进一步赢得准备内战的时间,也为了欺骗人民,蒋介石接连三次电邀毛泽东到重庆商谈国内和平问题。 【解答】抗日战争胜利后,为了进一步赢得准备内战的时间,也为了欺骗人民,蒋介石接连三次打电报邀请毛泽东赴重庆谈判。1945年8月,毛泽东偕周恩来、王若飞前往重庆,同国民党进行谈判。经过40多天的艰苦谈判,10月10日,国民党被迫同中国共产党正式签署国共双方代表《会谈纪要》,也就是著名的《双十协定》。协定规定,坚决避免内战,在和平、民主、团结、统一的基础上,建立独立、自由、富强的新中国。但是,国民党始终不承认解放区民主政权和人民军队的合法地位。为争取国内和平,1945年8月毛泽东参加了重庆谈判。 故选:C。 3.(2019?烟台)1945年8月民主人士柳亚子先生曾赠毛泽东诗云:“阔别羊城(今广州)十九秋,重逢握手喜渝州(今重庆),弥天大勇诚能格,遍地劳民战尚休。”下列事件中体现毛泽东“弥天大勇”的是() A.西安事变 B.抗日战争 C.重庆谈判 D.渡江战役 【分析】本题主要考查学生对历史知识的灵活运用能力,需要注意题干材料中的时间、地点及“弥天大勇”的赞誉。【解答】通过题干中的时间:1945年8月和地点:渝州(重庆)及弥天大勇等可知此诗称颂的是为争取国内和平,1945年8月,毛泽东不顾个人安危在周恩来等人陪同下,到达重庆同国民党进行谈判。根据所学知识可知,抗战胜利后,蒋介石采取了假和平、真备战的策略,为了进一步赢得准备内战的时间,也为了欺骗人民。三次电邀毛泽东到重庆谈判。为了尽一切可能争取国内和平,戮穿蒋介石假和平的阴谋,毛泽东在周恩来等陪同下,飞抵重庆谈

中考英语 英语阅读理解专题练习(及答案)

中考英语英语阅读理解专题练习(及答案) 一、英语阅读理解专项练习试卷 1.阅读理解 Children love to play and laugh throughout their days at school or at home. Finding the time to laugh with your children may be the best thing you can do for the relationship. Encourage your children to develop a good humor by laughing at the jokes they make up on the spot. This will help them grow confident and build their self-esteem. If you do not get the joke, you can ask why they think the joke is funny. Honest feedback will help your children develop funnier jokes. You can take them to your local library and have them pick up a few joke books. Then you can head back home or out to the park and read it together for a good laugh. You can take turns reading jokes to each other from the book or make up a few yourselves. But if they make a joke at the expense of another person, you may want to discuss the difference between making fun of yourself and making fun of others. In turn , try not to make jokes at your children’s expense, you need to set an exampl e that they can follow. Learning to laugh at oneself is a great quality to attain. You can set an example by laughing at your own mistakes. This is a great way to help reduce your own stress as well as your children’s. Laughing may make the situation seem lighter and easier to work through. By doing this, your children will be better prepared to handle any difficulties. Most importantly, laughing will bring you closer together as a family. You can have your family find different ways to laugh. You can play games. You can start a staring contest, arm wrestling contest, thumb wars contest and have a prize for the winners. You can all watch your best funny movies and act out the best parts together after the movies are over. You could hold a contest to see who can make the other members of the family laugh more by doing something funny. Kids will be able to enjoy the good time they had with their parents. The family that laughs together stays together! (1)If you often play and laugh with your children, you can ________. A. develop a good humor B. become proud and confident C. make up some funny jokes D. get along well with each other (2)The underlined word “them” refers to ________. A. funny jokes B. interesting books C. your children D. the family (3)We can infer that when your children make mistakes you should ________. A. teach them to laugh at the mistakes B. blame them seriously C. punish them at once D. tell them to do better in future (4)The author advises in Para.4 that people make their family members laugh by ________. A. having a party B. having some kinds of contests C. doing some housework D. reading joke books (5)What can be the best title for the text? A. The More You laugh, the B etter You’ll Be B. Laughing Every Day Is Simple C. How to Laugh in Everyday Life D. Laughter Is Good for Your Family

相关文档
最新文档