（海淀卷）数学试卷第1页(共4页)
北京市2005年高级中等学校招生统一考试（海淀卷）
数 学 试 卷
学校 姓名 准考证号
一、选择题：（本题共24分，每小题4分）
在下列各题的四个备选答案中，只有一个是正确的.
1．一个数的相反数是3，则这个数是
A ．1
3
- B ．13
C ．3-
D ．3
2．同时抛掷两枚质地均匀的正方体骰子，骰子的六个面上分别刻有1到6 的点数， 下列事件中是不可能事件的是 A ．点数之和为12
B ．点数之和小于3
C ．点数之和大于4且小于8
D ．点数之和为13 3．已知2(1)|2|0m n -++=, 则m+n 的值为
A ．-1
B ．-3
C ．3
D ．不确定
4．如图，C 是⊙O 上一点，O 是圆心. 若∠C =35°，则∠AOB
的度数为 A ．35° B ．70° C ．105°
D ．150°
5．如图，电线杆AB 的中点C 处有一标志物，在地面D 点处测得标志物的仰角为45°，若点D 到电线杆底部点B 的距离为 a ，则电线杆AB 的长可表示为 A ．a B ．2a C ．3
2
a D ．52
a
C
A
B
O
D
C
B
A
6．用一块等边三角形的硬纸片（如图1）做一个底面为等边三角形且高相等的无盖的盒子（边缝忽略不计，如图2），在△ABC的每个顶点处各需剪掉一个四边形，其中四边形AMDN中，∠MDN的度数为
A．100°B．110°
C．120°
D．130°
二、填空题：（本题共24分，每小题
4分）
7．103000用科学记数法可表示为
.
8
．函数y=
中，自变量x的取值范围是
.
9．某校初三（2）班想举办班徽设计比赛，全班50
名同学，计划每位同学交设计方案一份，拟评选出10份为一等奖，那么该班某位同学获一等奖的概率为
.
10
、a，b，都有=
a和= b .
例如，，，则（）= .
11．已知圆柱的底面半径为2cm，母线长为3cm，则该圆柱的侧面展开图的面积为
cm2.
12．把编号为1，2，3，4，…的若干盆花按右图所示摆放，
花盆中的花按红、黄、蓝、紫的颜色依次循环排列，则
第8行从左边数第6盆花的颜色为色.
三、解答题:（本题共30分，每小题5分）
13．计算：310
22(tan30cos45)
-
-??-?.
14．先化简，再求值：
2
62
393
m
m m m
-÷
+--
，其中2
m=-.
15．解方程组
41,
216.
x y
x y
-=-
?
?
+=
?
16．解不等式21
x-≥
101
.
6
x+
17．如图，矩形ABCD中，AC与BD交于O点，BE⊥AC
于E，CF⊥BD于F.
求证BE = CF.
图1 图2
B
A
D
M N
A
C
B
D
O
F
E
（海淀卷）数学试卷第2页(共4页)
（海淀卷）数学试卷第3页(共4页)
18．如图，梯形ABCD 中，AB // DC ，∠B = 90°，E 为BC 上
一点，且AE ⊥ED ．若BC = 12，DC = 7，BE ∶EC = 1∶2，求AB 的长.
四、解答题：（本题共20分，第19、21题各5分，第20题4分，第22题6分）
19．已知反比例函数k y x =
的图象经过点1
(4,),2
若一次函数1y x =+的图象平移后经过该反比例函数图象上的点B （2，m ），求平移后的一次函数图象与x 轴
的交点坐标.
20．甲、乙两名运动员在6次百米跑训练中的成绩如下.（单位：秒）
请你比较这两组数据中的众数、平均数、中位数，谈谈你的看法.
21．如图，△ABO 中，OA = OB ，以O 为圆心的圆经过AB 中点C ，且分别交OA 、
OB 于点E 、F . （1）求证 AB 是⊙O 的切线；
（2）若△ABO 腰上的高等于底边的一半，且
AB
= 求 ECF
的长.
22．印制一本书，为了使装订成书后页码恰好为连续的自然数，可按如下方法操作：
先将一张整版的纸，对折一次为4页，再对折一次为8页，连续对折三次为16页，…… ；然后再排页码．如果想设计一本16页的毕业纪念册，请你按 图1、图2、图3（图中的1，16表示页码）的方法折叠，在图4中填上按这种折叠方法得到的各页在该面相应位置上的页码.
16
1
图4
图1 图3 图2 116
1
161
E D
C
B
A
F
E
C
B
O
A
（海淀卷）数学试卷第4页(共4页)
五、解答题：（本题共22分，第23题6分，第24题8分，第25题8分）
23．如图所示，一根长2a 的木棍（AB ），斜靠在与
地面（OM ）垂直的墙（ON ）上，设木棍的中点为P . 若木棍A 端沿墙下滑，且B 端沿地面向右滑行.
（1）请判断木棍滑动的过程中，点P 到点O 的
距离是否变化，并简述理由.
（2）在木棍滑动的过程中，当滑动到什么位置
时，△AOB 的面积最大？简述理由，并求出面积的最大值.
24．已知抛物线22y x mx m =-+-.
（1）求证此抛物线与x 轴有两个不同的交点；
（2）若m 是整数，抛物线22y x mx m =-+-与x 轴交于整数点，求m 的值； （3）在（2）的条件下, 设抛物线顶点为A ，抛物线与x 轴的两个交点中右侧交
点为B ．若M 为坐标轴上一点，且MA = MB ，求点Ｍ 的坐标.
25．已知△ABC ，分别以AB 、BC 、CA 为边向形外作等边三角形ABD 、等边三角形
BCE 、等边三角形ACF .
（1）如图1，当△ABC 是等边三角形时，请你写出
满足图中条件，四个成立的结论；
（2）如图2，当△ABC 中只有∠ACB = 60° 时，请你
证明ABC S 与ABD S 的和等于BCE S 与ACF S 的和.
图1
F
E D
C
B A
图2
A
B D
F
C
E
英语试卷 第1页（共22页） 英语试卷 第2页（共22页） 绝密★启用前 江苏省苏州市2017年英语中考试卷 英 语 (试卷满分100分，考试时间100分钟) 第一部分 单项填空(共15小题；每小题1分，满分15分) 请认真阅读下面各题，从题中所给的A 、B 、C 、D 四个选项中，选出最佳选项。 ( )1. Nora opened the box. To her surprise, ________ it was a gold watch. A. outside B. inside C. beside D. behind ( )2. You are speaking too fast. Can you speak a little ________? A. more slowly B. most slowly C. more loudly D. most loudly ( )3. Dad doesn’t always come to you. You have to fight and save ________! A. yourself B. himself C. myself D. herself ( )4. — Jack, why have you decided ________ Chinese folk music as a course? — To learn more about Chinese culture. A. take B. taken C. taking D. to take ( )5. Mom, have you seen my toy hear? I don’t know ________ I h ave left it. A. why B. when C. how D. where ( )6. — Sorry, I’ve forgotten your name. Can you ________ me? — I’m Daniel. A. remind B. receive C. respect D. remember ( )7. — I’m afraid I can’t come to your wedding , Julia. — ________! But why? A. How happy B. How lucky C. What a pity D. What a nice news ( )8. You will never achieve success ________ you devote yourself to your work. A. after B. if C. because D. unless ( )9. — Shall we go on Friday or Saturday? — Either day is OK. It makes no ________ to me. A. choice B. change C. difference D. decision ( )10. — Excuse me, what time does Flight BA 2793 leave? — Just a minute. I ________ it for you. A. check B. checked C. will check D. have checked ( )11. Dogs ________ run through soccer games at the park. It’s dangerous! A. should B. shouldn’t C. need D. needn’t ( )12. Millie, now go to have a nice bath and an early night ，so that you will be ________ for the journey tomorrow. A. safe B. patient C. fresh D. natural ( )13. — Why hasn’t Tony come? — The invitation letter ________ to Toby by accident. A. was emailed B. has emailed C. is emailed D. emailed ( )14. As soon as she ________ at home, Sally knew she had bought the wrong dress. A. handed it in B. tried it on C. cut it out D. made it up ( )15. —He’s too short to be a successful basketball player. —________. Every dog has its day. A. I think so B. It’s hard to say C. That’s right D. You’d better not 第二部分 完形填空(共10小题；每小题1分，满分10分) 请认真阅读下面短文，从短文后各题所给的A 、B 、C 、D 四个选项中，选出最佳选项。 Humans are mammals (哺乳动物). Most mammals are born able to do many things. Some can walk within a few minutes of being born. They have to be able to run away if 16 is near. But human babies are born 17 . They need the care of adults to live. In the first month of life, babies cannot smile or sit up.They cannot even hold up their own heads 18 some help from grown-ups. In the next few months, babies grow a lot. They learn toroll over, support their heads, and 19 sit up while beingheld. Babies also have to learn use their 20 . It takes months for them to learn to reach for objects. At around six months old many babies can 21 an object from one hand to another. Babbling is 22 a human baby learns to speak. Babies all seem to make similar sounds by babbling. They try to imitat (模仿) the sounds they hear from adults. It will take about nine months 23 a baby can say real words. Somewhere around a baby’s first birthday he or she may stand or walk with help. Soon the baby will 24 around on his or her own! The first year of a baby’s life is a time of growing and 25 . Growing sure takes a lot of work! ( )16. A. food B. danger C. waste D. peace ( )17. A. careless B. harmless C. hopeless D. helpless ( )18. A. of B. for C. without D. by ( )19. A. even B. never C. ever D. still ( )20. A. legs B. heads C. eyes D. hands ( )21. A. keep B. move C. hold D. make ------------- 在 --------------------此 -------------------- 卷--------------------上 -------------------- 答-------------------- 题--------------------无 -------------------- 效---------------- 毕业学校_____________ 姓名________________ 考生号________________ ________________ ___________
2018年北京市高级中等学校招生考试 数学试卷 一、选择题（本题共16分，每小题2分） 第1-8题均有四个选项，符合题意的选项只有．．一个。 1. 下列几何体中，是圆柱的为 2. 实数a ,b ,c 在数轴上的对应点的位置如图所示，则正确的结论是 （A ）＞4a （B ）＞0b c - （C ）＞0ac （D ）＞0c a + 3. 方程式? ? ?=-=-14833 y x y x 的解为 （A ）?? ?=-=21y x （B ）???-==21y x （C ）???=-=12y x （D ）???-==1 2 y x 4. 被誉为“中国天眼”的世界上最大的单口径球面射电望远镜FAST 的反射面总面积相当于35个标准足球场的总面积。已知每个标准足球场的面积为7140m 2，则FAST 的反射面总面积约为 （A ）231014.7m ? （B ）241014.7m ? （C ）25105.2m ? （D ）2 6105.2m ? 5. 若正多边形的一个外角是o 60，则该正多边形的内角和为 （A ）o 360 （B ）o 540 （C ）o 720 （D ）o 900 6. 如果32=-b a ，那么代数式b a a b a b a -???? ? ??-+222的值为 （A ）3 （B ）32 （C ）33 （D ）34 7. 跳台滑雪是冬季奥运会比赛项目之一，运动员起跳后的飞行路线可以看作是抛物线的一部分，运动员起跳后的竖直高度y （单位：m ）与水平距离x （单位：m ）近似满足函数关系 ()02≠=+=a c bx ax y 。下图记录了某运动员起跳后的x 与y 的三组数据，根据上述函数模型 和数据，可推断出该运动员起跳后飞行到最高点时，水平距离为
2017年北京市高级中等学校招生考试 英语试题 听力理解(共30分) (2017·北京)一、听对话，从下面各小题所给的A、B、C三幅图片中选择与对话内容相符的图片。每段对话你将听两遍。(共5分，每小题1分) (2017·北京)二、听对话或独白，根据对话或独白的内容，从下面各题所给的A、B、C三个选项中选择最佳选项。每段对话或独白你将听两遍。(共15分，每小题1.5分)
请听第一段对话，完成第6至第7小题。 6. What does the woman want to drink? A. Tea B. Milk C. Juice 7. How much does the woman pay? A. $7 B. $ 8 C. $ 9 请听一段对话，完成第8至第9小题。 8. Where are the speakers going to have a picnic? A. In the park. B. On the hill. C. At the seaside. 9. Who will join the speakers for the picnic? A. The boy’s dad. B. The boy’s grandpa. C. The boy’s grandma. 请听一段对话，完成第10至第11小题。 10. How did the boy go to the wild animal park? A. By train. B. By car. C. By bus. 11. What did the boy do in the wild animal park? A. He drew a picture. B. He fed an elephant. C. He saw a bird show. 请听一段对话，完成第12至第13小题。 12. What are the speakers mainly talking about? A. Different reading skills. B. Some benefits of reading. C. The man’s reading habits. 13. What does the man think of reading? A. He believes it is enjoyable. B. He finds it a little difficult. C. He thinks it takes too much time. 请听一段对话，完成第14至第15小题。 14. What can we know about the speaker? A. She lives near her school. B. She likes traveling abroad. C. She wants to improve her English. 15. Why does the speaker send this message? A. To describe her trip in London. B. To tell the way to her house. C. To introduce her hometown. (2017·北京)三、听对话，记录关键信息。本段对话你将听两遍。（共10分，每小题2分）请根据所听到的对话内容和提示词语，将所缺的关键信息天天写在答题卡上的相应位置上。 知识运用（共25分） 四、单项填空（共10分，每小题1分）
2018年北京市中考生物试卷（word版含答案） 第一部分选择题(共15分) 本部分共15小题，每小题1分，共15分。在每小题列出的四个选项中，选出最符合题目要求的一项。 1.大熊猫结构和功能的基本单位是 A.细胞 B.组织 C.器官 D.系统 2.下列关于草履虫的叙述，不正确的是 A.生活在水中 B.由一个细胞构成 C.不需要从外界获取营养物质 D.能独立完成各项生命活动 3.在观察菜豆植株的不同结构时，选取实验材料不正确的是 A.观察气孔一一叶表皮 B.观察子房——雄蕊 C.观察根毛——根尖 D.观察子叶——种子 4.关于“观察人口腔上皮细胞”实验的叙述，不正确的是 A.在载玻片中央滴加生理盐水 B.碘液染色有利于观察 C.应先用低倍镜进行观察 D.能观察到细胞壁 5.人的个体发育起点是 A精子 B.卵细胞 C.受精卵 D.婴儿 6.球迷观赛时，看到精彩瞬间会激动得欢呼雀跃。对球迷这种反应的分析不正确的是 A.这种反应过程属于反射 B.这种反应过程不需要大脑皮层参与 C.眼和耳是感受刺激的主要器官 D.骨骼肌是产生动作的效应器 7.排球运动员在比赛中需完成手腕屈和伸等动作，关于这些动作的分析不正确的是 A.在神经系统调节下完成 B.由一块骨骼肌收缩完成 C.由骨骼肌牵引骨绕关节活动完成 D.体现了关节的牢固和灵活 8.深圳的国家基因库中，储存有不同生物的基因样本超过1000 万份。下列叙述不正确的是
A.基因是有遗传效应的DNA片段 B.基因可以在亲子代之间传递 C.基因库中储存的基因都相同 D.建立基因库利于保护生物多样性 9.下图是人体细胞中性染色体组成示意图，下列叙述不正确的是 A.男性产生含X或Y染色体的精子 B.女性产生含X染色体的卵细胞 C.新生儿的性别仅由母亲决定 D.新生儿的性别比例接近1：1 10.我国科学家利用神舟飞船搭载实验，选育出 辣椒新品种“航椒II号”，与普通辣椒相比 增产约27%，高产性状的产生源于 A.生物的遗传 B.生物的变异 C.生物的生长 D.生物的发育 11.下列获得新植株的方式不属于无性生殖的是 A.小麦种子繁殖 B.苹果和梨嫁接 C.马铃薯块茎繁殖 D.月季枝条扦插 12.下列动物行为属于学习行为的是 A.鹊鹉学舌 B.喜鹊筑果 C.孔雀开屏 D.雄鸡报晓 13.节肢动物鳃的进化如下图。下列叙述不正确的是 A.鰓进化出的结构是不同的 B.鰓的进化有利于适应生存环境 C.鰓的进化与遗传、变异无关 D.鰓的进化是自然选择的结果 14.下列防治流感的做法不正确的是 A.患流感后一定要大量服用抗生素
2017 年北京市高级中等学校招生考试 英语试卷 听力理解（共30 分） 一、听对话，从下面各题所给的A、B、C 三幅图片中选择与对话内容相符的图片。每段对话你将听两遍。（共5 分，每小题1 分）
二、听对话或独白，根据对话或独白的内容，从下面各题所给的A、B、C 三个选项中选择最佳选项。每段对话或独白你将听两遍。（共15 分，每小题1.5 分） 请听一段对话，完成第6 至第7 小题。 6. What does the woman want to drink? A. Tea. B. Milk. C. Juice. 7. How much does the woman pay? A. $7. B. $8. C. $9. 请听一段对话，完成第8 至第9 小题。 8. Where are the speakers going to have a picnic? A. In the park. B. On the hill. C. At the seaside. 9. Who will join the speakers for the picnic? A. The bo y’s dad. B. The b oy’s grandpa. C. The boy’s grandma. 请听一段对话，完成第10 至第11 小题。 10. How did the boy go to the wild animal park? A. By train. B. By car. C. By bus. 11. What did the boy do in the wild animal park? A. He drew a picture. B. He fed an elephant. C. He saw a bird show. 请听一段对话，完成第12 至第13 小题。 12. What are the speakers mainly talking about? A. Different reading skills.
2017年广州市初中毕业生学业考试 英语 本试卷共四大题，12页，满分110分。考试时间120分钟。 注意事项： 1. 答卷前，考生务必在答题卡上用黑色字迹的钢笔或签字笔填写自己的考生号、姓名、考点考场号、座位号，再用2B铅笔把对应这两个号码的标号涂黑。 2. 选择题每小題选出答案后，用2B铅笔把答题卡上对应題目的答案标号涂黑。如需要改动，用橡皮擦干净后，再选涂其他答案。不能答在试卷上。 3. 非选择题必须用黑色字迹的钢笔或签字笔作答，答案必须写在答题卡各題目指定区域的相应位置上；如需要改动，先划掉原来的答案，然后再写上新的答案，改动的答案也不能超出指定的区域；不准使用铅笔、圆珠笔和涂改液。不按以上要求作答的答案无效。 4. 考生必须保持答题卡的整洁，考试结束，将本试卷和答题卡一并交回。 一、语法选择(共15小题；每小题1分，满分15分) 阅读下面短文，按照句子结构的语法性和上下文连贯的要求，从1~15各题所给的A、B、C和D项中选出最佳选项，并在答题卡上将该项涂黑。 “ I’ m going shopping in the village," George's mother said to George on Saturday morning. “So be a good boy and don't get into trouble. And don’t forget 1 good care of Grandma.’ Then out she went. Grandma 2 in the chair by the window when she opened one little eye and said, “Now you heard 3 your mother s aid, George.’ “Yes, Grandma,” George said. George was bored to tears. He didn't have a brother or a sister. His father was a farmer, and 4 farm they lived on was miles away from anywhere, 5 there were never any children to play with. He was tired of staring at 6 pigs, hens, cows and sheep. He was especially tired of having to live in the house with his grandma. Looking after her all by himself was hardly 7 way to spend a Saturday morning. “Go and make me a cup of tea for a start, 8 sugar and milk," Grandma said. Most grandmothers are lovely, kind, helpful old ladies, but not this one. Gorge’s grandma was a woman 9 was always complaining about something or other. She spent all day 10 on her chair by the window. George 11 that Grandma used to be a gentle lady, but as she grew older, she was not able to look after herself and even worse, she was easy to get angry. “We 12 be nice to the old, George,” His mother always told him. Thinking of this, George 13 into the kitchen and made Grandma a cup of tea with a teabag. He put one spoon of sugar and 14 milk in it. He stirred the tea well and carried it into the living room 15 . 1. A. take B. taking C. to take D. takes 2. A. sleep B. sleeps C. is sleeping D. was sleeping 3. A. that B. what C. where D. which 4. A. a B. an C. the D. / 5. A. but B. if C. or D. so 6. A. hundred B. hundreds C. hundredth D. hundreds of 7. A. exciting B. the most exciting C. more exciting D. much more exciting
2018年北京中考英语试题 1. My brother and I like football. play it together once a week. A. I B. They C. We D. You you. 2. Happy birthday, Peter! Here’s a gift A. for B. in C. with D. from 3. ——do you usually go to school, Mary? ——By bike. A. When B. How C. Where D. Why 4. Many people like pandas they are cute. A. though B. if C. while D. because 5. I go now, or I'll miss my train. A. can B. might C. must D. could 6. Tony is of the three boys, but he is the tallest. A. young B. younger C. youngest D. the youngest 7. Bill likes reading. He picture books with his dad every evening. A. read B. reads C. is reading D. has read 8. ——Paul, what were you doing at nine Last night? ——I a movie in the cinema with my friends. A. was watching B. watch C. have watched D. will watch 9. David a tennis player,He to play tennis when he was six years o1d. A. begins B. will begin C. began D. has begun
2017年镇江市英语中考试卷 一、单项选择 从A、B、C、D四个选项中选出可以填入空白处的最佳选项。 ( )1. May 10, 2017 was marked as first Chinese Brands Day(中国品牌日). "Made in China" has come of age. A.a B. an C. the D. 不填 ( ) 2. The young mother won't leave her baby she is sure that he has already been asleep. A. unless B. because C. if D. were ( )3. --Do you enjoy the songs sung by Jay Chou? --Of course. Not only I but also my parents his fans A.am B.are C.was D. Were ( )4. Which of the following words is pronounced/rarz/? A. race B. ride C. rose D. rise ( )5. China's first home-built aircraft carrier(4~"~#41~) hit the water in Dalian the moning of April 26, 2017. A. in B. on C. at D.to ( ) 6. I was told that a new road would be built to my hometown to Zhenjiang A. compare B.contact https://www.doczj.com/doc/e06273558.html,mit D.connect ( )7. All the drivers reduce speed when driving near the zebra crossing. A. can B. can't C. must D. mustn't ( )8. Xu Yuanchong,a 96-year-old man, devotes most of his lifetime to works of literature. A. translate B. translates C. translating D. translated ( )9. The Belt and Road(一带一路) will serve to markets for China and other countries along. A. open up B. put up C. make up D. look up ( )10. --I hear you're crazy about Roger Federer. --Exactly. He is one of the greatest tennis players in the world and 18 arand slams(大满贯）all together. A. achieves B. achieved C. has achieved D. will achieve ( )11. --Our monitor, Lin Tao, keeps all his things in good order. --That's true. He's so , and we should learn from him. A. creative B. generous C. modest D. organized ( )12. Last December, a man who stole a shared bike 1,000 yuan by the police. A. fined B. was fined C. will be fined D. has fined ( )13. --You look tired. What's wrong with you? --I stayed up late last night. I my speech from eight o'clock to midnight A.Practiced B. am practicing C. was practicing D. has practiced ( )14. --To London? Don't miss red phone boxes in the streets. They're a symbol of English culture. -- A. Thanks for your advice B. I hope so
哈尔滨市2017年初中升学考试 英语试卷 考生须知： 1.本试卷满分为100分．考试时间为100分钟。 2.答题前，考生先将自己的“姓名”、“考号”、“考场”、“座位号”在答题卡上填写清楚，将“条形码”准确粘贴在条形码区城内。 3.请按照题号顺序在答题卡各题目的答题区域内作答，超出答题区域书写的答案无效；在草稿纸、试题纸上答题无效。 4.选择题必须使用2B铅笔填涂；非选择题必须使用0.5毫米黑色字迹的签字笔书写，字体工整、笔迹清楚。 5.保持卡面整洁，不要折叠、不要弄脏、不要弄皱，不准使用涂改液、修正带、刮纸刀。 第I卷 一、单项选择（本题共20分．每小题1分） 选择最佳答案。 ( ) l. —The summer vacation is coming. Why don’t you go to the beach to enjoy the sunshine? —Sounds great. ____advice! A.What good B. How good C.What a good ( )2. —When will the graduation ceremony be held? —Oh,it will be held____9 a.m. next Friday. Don’t be late. A. on B. at C. in ( )3. —Could you tell me who the man wearing sunglasses is? —Certainly. He is_____coach. He teaches _____to play baseball. A. us; our B.ours; us C. our; us ( )4. —What did you do yesterday evening? —I_____to a birthday party and had a good time with my friends. A.invited B.am invited C.was invited ( )5. —How do you keep fit? —I live on____floor. I walk upstairs instead of taking the lift every day. A. twelve B.the twelve C.the twelfth ( )6. Calligraphy(书法) is a traditional Chinese art. More and more kids are becoming____in it． A.interest B.interested C.interesting ( )7.My favorite TV program is “Readers”. I think we should spend as much time as we can_____in our spare time. A. read B. to read C.reading ( )8.—How much juice is there in the fridge? —_____. Let’s go to the superma rket and buy some after supper. A.None B.Nothing C.Nobody 9. If we travel abroad, we prefer to stay in five-star hotels. That’s because they _____guests with the best service to make them feel at home. A.preview B.provide C.prevent ( )10. —I wonder if our foreign teacher Mr. White ____to his hometown next Tuesday. —I’m not sur e. But if he returns to his hometown,I’ll____him off.
2018年北京市中考数学试卷 一、选择题（本题共16分，每小题2分）第1-8题均有四个选项，符合题意的选项只有一个． 1．（2.00分）（2018?北京）下列几何体中，是圆柱的为（） A．B．C． D． 2．（2.00分）（2018?北京）实数a，b，c在数轴上的对应点的位置如图所示，则正确的结论是（） A．|a|＞4 B．c﹣b＞0 C．ac＞0 D．a+c＞0 3．（2.00分）（2018?北京）方程组{x?x=3 3x?8x=14 的解为（） A．{x=?1 x=2B．{x=1 x=?2 C．{x=?2 x=1 D．{x=2 x=?1 4．（2.00分）（2018?北京）被誉为“中国天眼”的世界上最大的单口径球面射电望远镜FAST的反射面总面积相当于35个标准足球场的总面积．已知每个标准足球场的面积为7140m2，则FAST的反射面总面积约为（） A．7.14×103m2 B．7.14×104m2 C．2.5×105m2D．2.5×106m2 5．（2.00分）（2018?北京）若正多边形的一个外角是60°，则该正多边形的内角和为（） A．360°B．540°C．720°D．900° 6．（2.00分）（2018?北京）如果a﹣b=2√3，那么代数式（x2+x2 2x ﹣b）? x x?x 的 值为（） A．√3B．2√3 C．3√3 D．4√3 7．（2.00分）（2018?北京）跳台滑雪是冬季奥运会比赛项目之一，运动员起跳后的飞行路线可以看作是抛物线的一部分，运动员起跳后的竖直高度y（单位：m）与水平距离x（单位：m）近似满足函数关系y=ax2+bx+c（a≠0）．如图记录
2017年广东省中考英语试卷及答案 2017年广东省初中生毕业考试 英语 一、听力理解（本大题为A、B、C、D四部分，共25小题，每题1分，共25分） A. 听单句话（本题有5小题，每小题1分，共5分） 根据所听句子的内容和所提问题，选择符合题意的图画回答问题，并将答题卡上对应题目所选的选项涂黑，每小题听一遍。
B.听对话（本题有10小题，每小题1分，共10分） 根据所听内容，回答每段对话后面的问题，在每小题所给出的三个选项中选出一个最佳答案，并将答题卡上对应题目所选的选项涂黑。每段对话听两遍。 听第一段对话，回答第6小题。 6. What’s the problem with George’s homework? A. Spelling mistakes. B. Grammar mistakes. C. Awful handwriting. 听第二段对话，回答第7小题。 7. What is the boy going to do tomorrow afternoon? A. Play basketball B. play football. C. Play volleyball. 听第三段对话，回答第8小题。 8. How much is one tea set with eight cups? A. 40 yuan. B. 160 yuan. C. 200 yuan. 听第四段对话，回答第9小题。 9. How does the woman like the city?
A. She is not used to the weather there. B. She thinks the traffic there is very good. C. She likes the shopping environment there. 听第五段对话，回答第10小题。 10. Why is the girl going to the bookstore tomorrow? A. She wants to spend time there reading. B. Some of the books there will be cheaper. C. Her father will be free and drive her there. 听第六段对话，回答第11-12小题。 11. Where does the conversation take place? A. At a dining hall B. At a restaurant. C. At a noodle factory 12. What place does the woman prefer? A. A table by the window. B. A table in the smoking area. C. A table near the non-smoking area. 听第七段对话，回答第13-15小题。 13. How did the man book the room? A. On the phone B. On the Internet C. From a tourist office. 14. For how many nights is the man going to stay? A. One night B. Three nights. C. Four nights. 15. What does the man ask for? A. His ID card. B. Another 150 yuan. C. A room facing the sea. C. 听独白（本题有5小题，每小题1分，共5分）
北京市2018年中考数学试卷 第1-8题均有四个选项，符合题意的选项只有一个． 1．下列几何体中，是圆柱的为 A．B．C．D． 【答案】A 【解析】A选项为圆柱，B选项为圆锥，C选项为四棱柱，D选项为四棱锥．【考点】立体图形的认识 ，c在数轴上的对应点的位置如图所示，则正确的结论是 2．实数a ，b a>B．0 a c +> ->C．0 ac>D．0 c b 【答案】B
【解析】∵，∴34a <<，故A 选项错误； 数轴上表示b 的点在表示c 的点的左侧，故B 选项正确； ∵0a <，0c >，∴0ac <，故Ｃ选项错误； ∵0a <，0c >，a c >，∴0a c +<，故D 选项错误． 【考点】实数与数轴 3．方程组33814x y x y -=??-=? 的解为 A ．12x y =-??=? B ．12x y =??=-? C ．21x y =-??=? D ．21x y =??=-? 【答案】D 【解析】将4组解分别代入原方程组，只有D 选项同时满足两个方程，故选D ． 【考点】二元一次方程组的解 4．被誉为“中国天眼”的世界上最大的单口径球面射电望远镜FAST 的反射面总面积相当于 35个标准足球场的总面积．已知每个标准足球场的面积为27140m ，则FAST 的反射面积总面积约为 A ．327.1410m ? B ．427.1410m ? C ．522.510m ? D ．622.510m ? 【答案】C 【解析】5714035249900 2.510?=≈?（2m ），故选C ． 【考点】科学记数法 5．若正多边形的一个外角是60?，则该正多边形的内角和为
2017年上海市中考英语试卷及答案 I. Listening comprehension（听力理解）（共30分）A．Listenandchoosetherightpicture（根据你听到的内容，选出相应的图片） 1． 1．2．3．4．5．6．． B. Listen to the dialogue and choose the best answer to the question you hear（根据你听到的对话和问题，选出最恰当的答案） 7．A．Pink． B．Blue． C．White． D．Brown． 8．A．For one week． B．For one year． C．For two weeks． D．For two years． 9．A．By making a call．B．By sending an email．C．By writing a letter．D．By leaving a message． 10．A．On Monday．B．On Wednesday．C．On Thursday．D．On Friday．
11．A．To visit China． B．To try something new． C．To make friends． D．To learn something easy． 12．A．Work on her project． B．Go to the school dance． C．Take a physics exam． D．Meet her dance teacher． 13．A．In a hotel． B．In a bookshop． C．In a cinema． D．In a classroom． 14．A．The food． B．Their car． C．The supermarket． D．Their house． C. Listen to the passage and tell whether the following sentences are true or false 15．判断下列句子是否符合你听到的短文内容，符合的用“T“表示，不符合的用“F“表示 15．Peter makes hamburgers for customers in a fast food restaurant．16．Once，Peter delivered 30 sets of hamburger meals to a school with his partner．17．The students were waiting at the school gate when Peter arrived． 18．There would be a sports meeting for the student the next day． 19．The teacher ordered the hamburger meals to encourage the students．20．Peter loves his job as he gains happiness from his working experiences． D. Listen to the dialogue and complete the following sentences听对话，完成下列内容．每空格限填一词