2017年历年初三英语中考真题题型分类汇编专项训练五单项选择连词练习及答案
2017年河南省中考化学试卷及答案
2017化学试卷 一、选择题（本题包括14个小题，每小题1分，共14分．每小题只有一个选项符合题意）1．下列制作过程中的变化属于化学变化的是（） A．粮食酿酒B．石油分馏C．铁水铸锅D．麦磨成面 2．下列科学家中，发现了元素周期律并编制了元素周期表的是（） A．拉瓦锡B．门捷列夫C．道尔顿D．阿伏伽德罗 3．“河南味道”名声远播．下列食品或食材中富含维生素的是（） A．原阳大米B．叶县岩盐C．西峡猕猴桃D．道口烧鸡 4．下列各组物质，按混合物、单质顺序排列的是（） A．海水、干冰B．冰水、水银C．食醋、黄铜D．煤、金刚石 5．能用于区分硬水和软水的方法是（） A．闻气味B．观察颜色C．加肥皂水D．加食盐水 6．下列化肥分别与熟石灰混合研磨后．能闻到刺激性气味的是（） A．NH4Cl B．KNO3 C．NaNO3D．Ca3（PO4）2 7．下列图示的实验操作中正确的是（） A．收集氢气B．稀释浓硫酸C．检查气密性D．验证质量守恒定律8．图为钠的原子结构示意图．下列说法不正确的是（） A．钠原子的质子数为11 B．图中n的值为10 C．钠在反应中易失去电子D．钠元素位于第三周期 9．下列溶液在空气中敞口放置后，溶液质量因发生化学反应而减小的是（） A．石灰水B．浓硫酸C．浓盐酸D．烧碱溶液 10．如图表示向一定量CaCl2和盐酸的混合溶液中滴加Na2CO3溶液的变化过程，x表示Na2CO3溶液的质量，则y可能表示（） A．气体的体积B．沉淀的质量C．NaCl的质量D．混合溶液的pH
11．硝酸铜受热分解会产生一种污染空气的有毒气体，该气体可能是（） A．N2B．NO2C．NH3D．SO2 12．如图是某反应的微观示意图，下列有关该反应的说法不正确的是（） A．属于置换反应 B．相对分子质量最小的是NH3 C．生成丙和丁的质量比为1：3 D．氢元素的化合价在反应前后没有变化 13．甲乙丙有如图所示的转化关系（“→”表示反应一步实现，部分反应物和反应条件略去），下列各组物质按照甲乙丙的顺序不符合要求的是（） A．C、CO2、CO B．H2O2、O2、H2O C．CuO、Cu、Cu（NO3）2D．NaOH、NaCl、NaNO3 二、填空题（本题包括6个小题，每空1分，共16分） 14．空气中体积分数占21%的气体是；它与地壳中含量最多的金属元素形成的化合物的化学式． 15．硫酸铜的构成微粒有Cu2+和；在医疗上可以小苏打治疗胃酸（HCl）过多症，其原理是（用化学方程式表示）． 16．“共享单车”（自行车）的构件有：橡胶轮胎、铁车架、塑料把手、不锈钢钢圈等．其制作材料中属于有机合成材料的是橡胶和；铁车架的表面刷油漆能防止锈蚀，其原因是；用硫酸除铁锈（Fe2O3）的方程式为． 17．如图是甲、乙两种固体的溶解度曲线．将t3℃时相同质量的甲、乙两种物质的饱和溶液降温到t1℃，只有甲的溶液中有固体析出．则乙的溶解度曲线为（填“X”或“Y”）；甲和乙的溶解度相等时的温度为；t3℃时，将30g 甲的饱和溶液稀释为质量分数为10%的溶液，需加水的质量为g．
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 .
2017年广州中考化学试卷及解析
2017年广东省广州市中考化学试卷 一、选择题（本小题包括20小题，每小题2分，共40分）注意：每小题四个选项中只有一个选项符合题意．错选，不选，多选或涂改不清的，均不给分． 1．（2分）下列事实中，利用物质化学性质的是（） A．干冰用于人工降雨B．汽油作燃料 C．铜作导线D．石墨用于制铅笔芯 2．（2分）下列关于氧气的说法不正确的是（） A．O2可以支持燃烧 B．O2可用排水法收集 C．O2可用于医疗急救 D．细铁丝在O2中燃烧生成Fe2O3 3．（2分）下列物质属于氧化物的是（） A．O2B．SiO2 C．Cu2（OH）2CO3D．Fe（OH）3 4．（2分）下列有关分子与原子的说法不正确的是（） A．分子不同性质不同 B．化学反应前后原子的种类和数目不变 C．分子在不断运动 D．干冰升华时分子间的间距不变 5．（2分）下列关于水的说法正确的是（） A．工业废水需要处理达标后才能排放 B．明矾可以使硬水转化为软水 C．蒸馏海水和电解水的过程中水发生的都是物理变化 D．蒸馏水、自来水都是纯净物 6．（2分）如图是元素X的一种粒子结构示意图，下列说法正确的是（） A．X是非金属元素 B．X的最外层电子数为8 C．该粒子最外层电子层已达到相对稳定结构 D．该粒子可表示为X﹣ 7．（2分）下列说法不正确的是（）
A．燃烧都放出热量 B．红磷常温下在空气中能自燃 C．炒菜油锅着火用锅盖盖灭 D．木材燃烧必须达到木材着火点 8．（2分）以下实验操作正确的是（） A． 检查气密性 B． 二氧化碳验满C．干燥气体D． 过滤搅拌 9．（2分）常温下，下列物质水溶液的pH＜7的是（） A．KOH B．草木灰C．生石灰D．醋酸 10．（2分）N（NO2）3是科学家近年发现的一种新型火箭燃料．下列关于N（NO2）3说法正确的是（） A．N（NO2）3的相对分子质量为152 B．N（NO2）3中氮元素与氧元素的质量比是2：3 C．N（NO2）3中总共有3个N原子和6个O原子 D．N（NO2）3中氮元素的质量分数为×100% 11．（2分）下列有关金属材料说法正确的是（） A．铁片在海水中不易生锈 B．钢是纯铁 C．铝片表面易生成一层致密的氧化膜 D．纯铜硬度高于黄铜（铜锌合金） 12．（2分）下列物质的性质和用途表述没有直接联系的是（） 选项性质用途
2017年中考英语真题汇总---名词专项(1).pdf
2017中考词法专项—名词（数与格） OK, Mom. Here you are. 【2017丽水】—Betty, pass me the _______. I’ll cut the cake. — A. sugar B. scarf C. knife D. note 【2017绍兴】Our school uniforms are out of _______. We think young people look smart. A. luck B. sight C. reach D. fashion 【2017台州】—The picnic is only in three days. Have you made any _______? —Not yet. So let’s discuss what to prepare. A. wishes B. plans C. mistakes D. friends 【2017泰安】—I hear you have to get up early every morning. —Right. It's one of the _______ of my family. A. plans B. jobs C. programs D. rules 【2017德州】—Yesterday, my father bought me a new mobile phones as a present, but I don’t know how to use it. —Why not read the _______ first before usi ng it? A. expressions B. applications C. advertisements D. instructions 【2017菏泽】My teacher gave me much _______ on how to study English well when I had some trouble. A. advice B. question C. suggestion D. problem 【2017聊城】—Excuse me, is the museum far from here? —No, it’s about _______. A. 5 minutes wa lk B. 5 minute walk C. 5 minutes’ walk D. 5 minut walk 【2017重庆市A】—Lily, could you please pass me the _______? I want to cut the apple. —Sure, here you are. A. pen B. pencil C. book D. knife 【2017黄冈】—What ______ bowl of noodles would you like, small, medium or large? —A large bowl of beef noodles, please. A. color B. price C. size D. kind 【2017连云港】—Nobody knows which learn will win the2017 World Cup in Brazil. —Yes. That is the of the beautiful game. 【2017长沙】—Is the schoolbag under the desk yours? —No, it’s my ______. He left it there just now. A. brother B. brother’s C. brothers’ 【2017河北】I want a sweet milk. Put some ______ in my cup, please. A. ice B. soup C. salt D. sugar 【2017达州】—After P.E., I often feel very thirsty. —Why not buy some _______ to drink? A. bread B. noodles C. apple juice D. teas 【2017扬州】—What a good ______ you’ve given me! Thanks a lot. —My pleasure. A. information B. news C. suggestion D. advice 【2017鄂州】—It’s convenient to travel from Ezhou to Wuhan by taking the newly-built green railway. ough. —Yes. It’s said that _______ is en A. fifteen minutes drive B. fifteen-minutes drive C. fifteen minute’s drive D. fifteen minutes’ drive 【2017鄂州】—Do you come to South Korea for the _______ of seeing your family or doing business? —I come here on business. A. interest B. benefit C. purpose D. thought 【2017黔西南州】_______ the teachers in their school is about 200 and one fourth of them are _______ teachers. A. A number of; women B. A number of; woman C. The number of; women D. The number of; woman
山东省青岛市2017-2019年三年中考英语试题分类汇编全集
阅读理解 2019 三、阅读理解（本题20小题，每小题1分，共20分) 12.判断正误 （1）The garden sensor helps the environment and does yard work at the same time. （2）It takes the inflatable chair more than five minutes to fill with air.
（3）The soundbook works indoors or outdoors. （4）A person needs two monofins, one for each foot. （5）Soundbook is the most expensive of the four products while the inflatable chair is the cheapest. 【答案】（1）1（2）0（3）1（4）0（5）0 【考点】广告布告类 【解析】【分析】短文大意：这是关于四种商品的广告，介绍了商品的用途和价格。（1）细节理解题。根据 Do you want to help the environment and do yard work at the same time? This machine knows when your grass needs water. It waters your grass, and you don't have to do anything! 可知智能园丁能同时保护环境和做家务活。故答案为：正确。（2）细节理解题。根据 It fills with air in five minutes. 可知充气椅子可知五分钟内完成。故答案为：错误。 （3）细节理解题。根据 Indoors or outdoors, you can have a good time with this small item on a shelf or in a tree.可知有声书可在室内或室外使用。故答案为：正确。 （4）细节理解题。根据 Put both feet in, get in the water, and feel how it is to flap instead of kick. 可知只需要单鳍，故答案为：错误。 （5）细节理解题。根据garden sensor， Only $ 124.99. ； the inflatable chair； Only $ 49.50. ； soundbook. Only $ 299.99. ； monofin， Only $ 36. 可知monofin才是最便宜 的产品，故答案为：错误。 【点评】此题考查阅读理解。这是一篇广告，内容简单，容易理解。我们先阅读短文 理解短文大意，然后分析问题，从短文的细节中找出和问题相关的信息，确定问题的 正确答案。 13.阅读理解
2017年全国各地中考英语真题分类汇编——动词时态及动词
2012年全国各地中考英语真题分类汇编——动词时态及动词【2012福建福州】35. — Listen, the music _____________sweet. — It's Yesterday Once More, my favorite. A. sounds B. smells C. feels 【答案】A 【解析】选A。考查系动词的用法。sound意为“听起来”；smell意为“闻起来”；feel意为“感觉；摸起来”。由句中“the music”可知，此处句意为：这首音乐听起来很美。故选A。 【2012福建福州】37. — Hello, may I speak to Mr. Smith? — Sorry, he isn't in. He _____________the office. A. has been to B. has gone to C. has been away 【答案】B 【解析】选B。考查现在完成时的用法。has been to表示去过某地，现在已经回来；has gong to表示去了某地，现在还没回来。由答语中“Sorry, he is n’t in”可知“史密斯先生不在家，他去了办公室”。故选B。 【2012福建福州】43. — Our classroom____________every day. — So it is. It's our duty to keep it clean and tidy. A. cleans B. is cleaning C. is cleaned 【答案】C 【解析】选A。考查被动语态的用法。由于句中主语“Our classroom”是事物，教室只能是被打扫，因此需要用被动语态来表达，由句中“every day”确定，此处应该用一般现在时，其结构为is cleaned。故选A。【2012贵州贵阳】36. “Have you ever been to Tokyo?” “Yes, I ______ there twice. It’s a modern city.” A. have gone B. have been C. had gone 【答案】B 考查动词时态及动词的用法。问句用的是现在完成时，答句也应该用现在完成时，前后时态一致。Have gone意为“去过，但还没回来”；have been意为“去了，回来了”。根据句意：你去过东京吗？我去过两次，它是一个现代城市。故选B. 【2012贵州贵阳】39. In order to make our hometown more beautiful, trees _______ around the city every year. A. plant B. are planted C. will plant 【答案】B 考查动词语态的用法。trees与plant存在着被动关系，应用动词的被动语态。根据句意：为了我们的家乡更美丽，每年围着城市多种些树。故选B.【2012贵州贵阳】41. If Bob ______ away from the junk food, he will be in good health. A. stay B. will stay C. stays 【答案】C 考查动词时态的用法。用在条件状语从句中，一般现在时表示一般将来时，主语是Bob，所以动词用单三形式。根据句意：如果波比远离垃圾食品，他就会很健康。故选C. 【2012.安徽省】35. To protect the environment, supermarket don’t _____ free plastic bags to shoppers. A.take B. show C. provide D. carry 【答案】C 【2012.安徽省】41. --Let's discuss the plan, shall we? --Not now. I_____ to an interview. A. go B. went C. am going D. was going 【答案】C 【2012.安徽省】49. The task____ in an hour. Then we can go home and have a good rest.
北京市2017年度中考化学真题与答案
2017 年北京市高级中等学校招生考试 化学试卷 学校 姓名 准考证号 可能用到的相对原子质量 H 1 C12 O16 Cl 35.5 K 39 Ca 40 Mn 55 第一部分 选择题（共 20 分） （每小题只有 1 个选项符合题意。每小题 1 分） 1.下列做法中，不符合“尊重自然，自觉践行绿色生活” 倡议的是 A.人走关灯，少开空调 B.使用一次性餐具 C.自带水杯出行 D.对垃圾进行分类 2.“含氟牙膏”中的“氟”指的是 A.分子 B.原子 C.离子 D.元素 3.下列物质在氧气中燃烧，现象为火星四射，有黑色固体生成的是 A.红磷 B.木炭 C.铁丝 D.酒精 4.下列人体所必需的元素中，缺乏会引起贫血的是 A.铁 B.钙 C.碘 D.锌 5.下列物质的性质，属于化学性质的是 A.颜色 B.密度 C.可燃性 D.沸点 6.下列物质通常不会损害人体健康的是 A.一氧化碳 B.黄曲霉素 C.水 D.甲醛 考 生 须 知 1.本试卷共 10 页，共 38 道小题。满分 80 分。考试时间为 100 分钟。 2.在试卷和答题卡上准确填写学校名称、姓名和准考证号。 3.试题答案一律填涂或书写在答题卡上，在试卷上作答无效。 4.在答题卡上，选择题、画图题用 2B 铅笔作答，其他试题用黑色字迹签字笔作答。 5.考试结束，将本试卷、答题卡和草稿纸一并交回。
7.铬在元素周期表中信息如右图所示，下列有关铬元素的说法正确的是 A.原子序数是24 B.属于非金属元素 C.一个 铬原子核外有28 个电子 D.相对原子质量为52.00g 8.下列物质中，属于纯净物的是 A.氧气 B.糖水 C.食醋 D.大理石 9.下列方法能区分氧气和二氧化碳两瓶气体的是A.闻 气味 B.观察颜色 C.倒入适量氢氧化钠溶液 D.将燃着的木条伸入集气瓶中 10.下列符号能表示两个氢原子的是 A.2H B.2H 2C.H 2 D.2H 2 O 11.土壤的酸碱度会影响植物的生长。下列植物在微酸性土壤中，不适宜种植的是 A.花生 B.苹果 C.西瓜 D.沙枣 12.硅是信息技术的关键材料。高温下氢气与四氧化硅（SiCl4）反应的化学方程式为 ，该反应属于 A.化合反应 B.分解反应 C.置换反应 D.复分解反应 13.下列关于物质用途的描述不正确的是 A.氧气可用作燃料 B.二氧化碳可用作气体肥料 C.干冰可用作人工降雨 D.铜丝可用作导线14.下列为尿素[CO(NH2） 2]中各元素质量分数的示意图，其中表示氮元素质量分数的是 A.① B.② C.③ D.④ 15.用“W”型玻璃管进行微型实验，如下图所示。下列说法中不正确的是
2017中考英语真题分类汇编主谓一致(无答案)
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