2015-2016学年七年级下册单元同步训练39
【初中英语】安徽省宿州市重点中学2015-2016学年度第二学期第三次月考联考七年级英语试题(含听力) 人教版

七年级英语试题第一部分听力(共三大题,满分15分)一、听对话,回答问题(共5小题,计10分)听下面5段对话,每段对话后有一个小题。
从题中所给的A、B、C三个选项中选出最佳选项。
听完每段对话后,你都有5秒钟的时间来回答有关小题和阅读下一小题。
每段对话仅读一遍。
( ) 1. What is Tom’s telephone number?A. 21838467.B. 2183-2467.C. 2183-8476( ) 2. What are on Linda’s pencil box?A. A girl and a cat.B. A dog and a cat.C. A girl and a dog.( ) 3. Why does the girl like music?A. It’s boring.B. It’s not difficult.C. The teacher is interesting . ( ) 4. What does the boy think is boring?A. Watching TV.B. Playing basketb all.C. Playing volleyball. ( ) 5. Where is the boy’s soccer ball?A. On the desk.B. Under the desk.C. Behind the desk.二、听长对话,回答问题(共5小题,计10分)听下面一段对话,回答第6至7两个小题,现在你有10秒钟的时间阅读这两个小题。
对话连读两遍。
( ) 6. What color does the man want?A. Blue.B. Black.C. Green.( ) 7. How much are the shoes?A.$15.B. $20.C. $25.听下面一段对话,回答第8至10三个小题。
现在你有15秒钟时间阅读这三个小题。
2015-2016学年度七年级下册生物期末考试试卷和答案1

2015-2016学年度七年级下册生物期末考试试卷和答案12015-2016学年度第二学期七年级下册生物期末考试试卷题号一(60)二(20)三(20)总得分分一、选择题(每题2分,共60分)1、人类和类人猿的共同祖先是()A、长臂猿B、北京猿人C、森林古猿D、类人猿2、血红蛋白的特性是()A、易与氧结合,也易与氧分离B、不易与氧结合,也不易与氧分离C、易与氧结合,不易与氧分离D、不易与氧结合,易与氧分离3、消化系统中,消化和吸收营养物质的主要场所是()A、胃B、小肠和大肠C、大肠D、小肠4、下列反射活动中,属于通过长期生活经验积累而形成的是()A、缩手反射B、排尿反射C、眨眼反射D、望梅止渴5、一个人的生命开始于()A、受精卵B、婴儿的出生C、卵子和D、胚胎6、与右心室相连通的血管是()A、肺动脉B、肺静脉C、上、下腔静脉D、主动脉7、有关动脉血的叙述中正确的是()A、动脉血是动脉内流动的血液B、含氧丰富,颜色鲜红的血液C、动脉血是含养料丰富的血液D、动脉血是对人体有益的血液,而静脉血是对人体有害的血液8、心脏瓣膜保证血液流动的方向是()A、心房→心室→静脉B、心房→心室→动脉C、心室→心房→静脉D、心室→心房→动脉9、肺泡中的氧气进入肺泡周围的毛细血管的血液中,至少通过的细胞膜层数是()A、1层B、2层C、3层D、4层10、密闭的沼气池及堆肥都能产生什么,将病菌和虫卵杀死。
()A、毒气B、高温C、病毒D、有机物11、形成听觉的部位是()A、耳蜗B、前庭C、半规管D、听觉中枢12、下列叙述中,除哪一项以外,都是农家肥料的优点()A、来源广,成本低B、养分全,肥效持久C、能够改良土壤D、使用方便、简单13、某成年演员身高只有80厘米,其原因是()A、胰岛色素分泌不足B、甲状腺激素分泌过多C、幼年生长激素分泌不足D、成年生长激素分泌不足14、下列活动不属于排泄的是()A、呼吸B、排便C、尿液的形成D、汗液的分泌二、填空题(每空2分,共20分)15、下列物质中,不属于人体必需营养素的是()。
(完整word版)人教版七年级英语下Unit3Howdoyougettoschool单元试卷及答案

桑涧初中2015-2016学年七年级下第三单元试卷一.单项选择(20分)()1. I usually go to school ________.A. ride the bikeB. on bikeC. on the bikeD. by my bike()2. He gets up early and ________ breakfast.A。
have a quick B. has quick a C. has a quick D. have quick( )3. —do you go to the supermarket?—I ride my bike。
A。
When B. How C。
What D. Why( )4. We have books in the bookcase。
A. two hundred and sixty five B。
two hundred and sixty-fiveC。
two hundreds and sixty—five D. two hundred, sixty five( )5. —does it take you to get there by bus? —About five minutes。
A. How long B。
How far C。
How much D. How many( )6. It's only two kilometers my home the supermarket。
A。
from; with B. in; to C. at; in D. from; to( )7. —is it fro m your home to the bank? —It’s about five kilometers away。
A. How longB. How many C。
How much D。
How far( )8.—How do you go to work?—______ car。
Module 3【真题模拟练】-2022-2023学年七年级英语下册单元复习过过过(外研版)

外研版七年级英语下册Module 3 Making plans【真题模拟练】班级___________ 姓名___________ 学号____________ 分数____________一、单项选择1.(2017·湖北随州·中考真题)Lang Lang is ______ famous pianist. He plays ______ piano very well.A.a, the B.the, the C.the, / D.a, /2.(2016·四川资阳·中考真题)—Hi, Susan, when is Teachers’ Day in China?—It’s ________ September 10th.A.in B.on C.at D.for3.(2021·江苏徐州·中考真题)In the picture, the students are ________.A.swimming B.playing ball games C.flying kites D.doing morning exercises 4.(2019·广西贺州·中考真题)Doing eye exercises is good ________ our eyes.A.at B.to C.for D.with5.(2020·安徽·中考真题)—This time, we must depend on ourselves to solve the problem.—I agree. but we ourselves can find a way out.A.Everybody B.Nobody C.Somebody D.Anybody6.(2015·新疆·中考真题)—Is this ________schoolbag?—No, ________ is on the sofa.A.yours; mine B.yours; my C.your; mine D.your; my7.(2018·四川凉山·中考真题)Many foreigners came to our school last week, including three and four . A.German, American B.Germans. AmericanC.Germans. Americans D.German, Americans8.(2023·西藏·墨竹工卡县中学模拟预测)I don’t like history. I think it’s _________.A.fun B.interesting C.relaxing D.boring9.(2021·安徽·七年级单元测试)— Mum, father's birthday is coming.What should I buy for him?—How about a________? He enjoys taking photos.A.camera B.baseball C.wallet D.scarf10.(2011·浙江丽水·中考真题)—Would you like to go and watch the football game with me?— .A.Not at all B.Excuse me, I can’tC.Yes, I’d love to D.That’s right二、完形填空(2021·宁夏·平罗县教学研究室(平罗县教师发展中心)七年级期末)Dear grandma,I’m writing to ___11___ from the summer camp in Ohrid. I’m here ___12___ my friends. We are going to stay here for four days. Now it is the first day of the camp. I love here. The ___13___ is very nice because it’s very sunny every day. Let me ___14___ you our plans.Tomorrow we are going to go fishing in the morning and go swimming in the afternoon. I like fishing and___15___. Tomorrow will be a nice day for me.The day after tomorrow, we are going to play ___16___ on the beach in the morning. I love volleyball and it is my favorite ___17___. In the afternoon we are going to play table tennis. I don’t want to play table tennis. It is too ___18___ for me to learn to play it.On the ___19___ day, we are going to go shopping. I’m going to ____20____ a present for you.I hope I’m going to have a good time here!With love,Tina 11.A.me B.you C.him D.her12.A.for B.with C.over D.at13.A.weather B.time C.color D.camp14.A.say B.talk C.speak D.tell15.A.climbing B.hiking C.swimming D.skating16.A.basketball B.tennis C.baseball D.volleyball17.A.animal B.color C.subject D.sport18.A.easy B.difficult C.happy D.sad19.A.second B.third C.fourth D.fifth20.A.sell B.buy C.make D.call三、阅读理解A(2022·广东阳江·七年级期末)Chat on WeChatNext Tuesday is my friend Linda’s birthday. I plan to go to buy something special for her on Saturday. What’s your plan for Saturday?—DianaOn Saturday morning, I plan to get up very early, at 6:45 a.m. That’s because my uncle has got a new farm. I plan to visit it with my parents.—JackieSaturday is my mum’s birthday. She likes listening to music very much. I plan to go to buy a good CD for her.—LucyAll of you know how much I love football. I plan to go to the park to play football with my cousin Nick and my brother Tony.—Mike21.Linda is Diana’s _________.A.friend B.sister C.mother D.cousin22.Who plans to go to a farm on Saturday?A.Diana. B.Jackie C.Lucy. D.Mike.23.What does Mike plan to do?A.To go to a party. B.To go shopping. C.To visit a friend. D.To play football.24.What can we learn from the passage?A.Diana’s birthday is next Tuesday.B.Jackie’s parents have got a new farm.C.Lucy’s mun likes listening to music. D.Mike doesn’t have a brother or a sister.25.Which of the following is TRUE?A.There are three emails in the passage. B.This is a chat on WeChat.C.This is a letter from Diana. D.Diana, Jackie, Lucy and Mike are classmates.B(2021·吉林·永吉县教师进修学校七年级期中)Alice and Judy are classmates. Their class will have a school trip next weekend. Here is their schedule (时刻表) of the trip. Let’s have a look!26.Alice’s school trip is ________.A.on Friday and Saturday B.on Sunday and MondayC.on Saturday and Sunday D.from Friday to Sunday 27.When will Alice get to the park?A.At eight thirty. B.At twenty to nine.C.At half past twelve. D.At half past nine.28.At three o’clock on Sunday afternoon, Alice wil l be ________.A.in the old people’s home B.in the zooC.at home D.in the park29.What will Alice do on Sunday?A.Play basketball in the park. B.Sing songs with her classmates. C.Clean the old people’s rooms.D.Tell stories to her family. 30.What can we know from the material(材料)?A.Alice and Judy are in Class Three.B.Judy will have lunch at one twenty on Saturday afternoon.C.Alice is good at telling stories.D.The old people will make lunch for Alice’s classmates.四、任务型阅读(2022·陕西·岐山县教学研究室七年级期末)阅读下面短文,根据短文内容,完成下列各题。
15—16学年下学期七年级期末考试数学试题(附答案)

2015-2016学年第二学期期末联考试卷七年级数学一、选择题:本大题共12小题,每小题3分,共36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.如果座位表上“5列2行”记作(5,2),那么(4,3)表示()A.3列5行B.5列3行C.4列3行D.3列4行2.如果a>b,那么下列不等式中一定成立的是()A.a2>b2B.1﹣a>1﹣b C.1+a>1﹣b D.1+a>b﹣13.在下列实数中:0,,﹣3.1415,,,0.343343334…无理数有()A.1个B.2个C.3个D.4个4.下面调查中,适合采用普查的是()A.调查全国中学生心理健康现状B.调查你所在的班级同学的身高情况C.调查我市食品合格情况D.调查南京市电视台《今日生活》收视率5.若是方程kx﹣2y=2的一个解,则k等于()A.B.C.6 D.﹣6.如图,能判定EC∥AB的条件是()A.∠B=∠ACE B.∠A=∠ECD C.∠B=∠ACB D.∠A=∠ACE7.如图,在平面直角坐标系中,A(﹣3,2)、B(﹣1,0)、C(﹣1,3),将△ABC向右平移4个单位,再向下平移3个单位,得到△A1B1C1,点A、B、C的对应点分别A1、B1、C1,则点A1的坐标为()A.(3,﹣3)B.(1,﹣1)C.(3,0)D.(2,﹣1)8.在平面直角坐标系中,点(﹣2,﹣2m+3)在第三象限,则m的取值范围是()A.B.C.D.9.若关于x的不等式组无解,则a的取值范围是()A.a≤3 B.a≥3 C.a<3 D.a>310.已知方程组和有相同的解,则a,b的值为()A.B.C.D.11.小明要制作一个长方形的相片框架,这个框架的长为25cm,面积不小于500cm2,则宽的长度xcm应满足的不等式组为()A.B.C.D.12.为了鼓励市民节约用电,某市对居民用电实行“阶梯收费”(总电费=第一阶梯电费+第二阶梯电费).规定:用电量不超过200度按第一阶梯电价收费,超过200度的部分按第二阶梯电价收费.如图是张磊家2015年9月和10月所交电费的收据,则该市规定的第一阶梯电价和第二阶梯电价分别为每度()A.0.5元、0.6元B.0. 4元、0.5元C.0.3元、0.4元D.0.6元、0.7元第6题图第7题图第12题图二、填空题:本大题共6小题,每小题3分,共18分.把答案填在题中横线上.13.的整数部分是.14.某学校为了了解八年级学生的体能情况,随机选取30名学生测试一分钟仰卧起坐次数,并绘制了如图的直方图,学生仰卧起坐次数在25~30之间的频率为.15.已知2x﹣3y﹣1=0,请用含x的代数式表示y:.16.如图,将三角板的直角顶点放在直尺的一边上,若∠1=55°,则∠2的度数为°.17.若不等式组的解集是﹣1<x <1,则b a 212 的立方根为 . 18.如图,正方形ABCD 的顶点B 、C 都在直角坐标系的x 轴上,若点D 的坐标是(3,4),则点A 的坐标是 .第14题图 第16题图 第18题图三、解答题:本大题共6小题,共46分.解答应写出必要的文字说明、证明过程或演算步骤.19.(5分)解方程组:20.(6分)解不等式组请结合题意填空,完成本题的解答. (1)解不等式①,得 ;(2)解不等式②,得 ;(3)把不等式①和②的解集在数轴上表示出来:(4)原不等式组的解集为 .21.(7分)请根据如图所示的对话内容回答下列问题.(1)求该魔方的棱长;(2)求该长方体纸盒的长.22.(8分)已知,如图,BCE、AFE是直线,AB∥CD,∠1=∠2,∠3=∠4.证明:AD∥BE.证明:∵AB∥CD(已知)∴∠4=①(②)∵∠3=∠4(已知)∴∠3=③(④)∵∠1=∠2(已知)∴∠1+∠CAF=∠2+∠CAF(等量代换)即∠BAF=∠DAC∴∠3= ⑤(等量代换)∴AD∥BE(⑥)23.(9分)某中学图书馆将图书分为自然科学、文学艺术、社会百科、哲学四类.在“读书月”活动中,为了了解图书的借阅情况,图书管理员对本月各类图书的借阅进行了统计,表)和图是图书管理员通过采集数据后,绘制的两幅不完整的频率分布表与频数分布直方图.请你根据图表中提供的信息,解答以下问题:(1)表中m=,n=;(2)在图中,将表示“自然科学”的部分补充完整;(3)若该学校打算采购一万册图书,请你估算“哲学”类图书应采购多少册较合适?(4)根据图表提供的信息,请你提出一条合理化的建议.24.(11分)在南宁市中小学标准化建设工程中,某学校计划购进一批电脑和电子白板,经过市场考察得知,购买1台电脑和1台电子白板共需要2万元,购买2台电脑和1台电子白板共需要2.5万元.(1)求每台电脑、每台电子白板各多少万元?(2)根据学校实际,需购进电脑和电子白板共30台,总费用不超过32万元,但不低于30万元,请你通过计算求出有几种购买方案,哪种方案费用最低.2015-2016学年第二学期期末联考七年级数学评分细则一、选择题(本题共12小题,每小题3分,共36分)1-5 CDBBC 6-10 DBBAD 11-12 AA二、填空题(本题共6小题,每小题3分,共18分)13. 4 14. 0.4 15. y=16. 35 17. 2 18. (﹣1,4)三、解答题(本大题共6小题,共46分)注:解答题解法多样,非本细则所述的其他正确解法请阅卷老师酌情给分19. 解:,①+②×2得:7x=7,即x=1,------- 3分把x=1代入①得:y=1,------- 4分则方程组的解为------- 5分20. 解:(1)x<2,------- 1分(2)x≥﹣1,------- 3分(3)------- 5分(4)-1≤x<2.------- 6分21. 解:(1)设魔方的棱长为x cm,可得:x3=216,------- 2分解得:x=6.------- 3分(2)设该长方体纸盒的长为y cm,6y2=600,------- 5分y2=100,即y=10.------- 6分答:魔方的棱长6 cm,长方体纸盒的长为10 cm.------- 7分22. 解:①∠BAE ,------- 1分②(两直线平行,同位角相等),------- 3分③∠BAE ------- 4分④(等量代换),------- 5分⑤∠DAC ,------- 6分⑥(内错角相等,两直线平行).------- 8分23. 解:(1)m= 500 ,------- 2分n= 0.05 ;------- 3分(2)自然科学:2000×0.20=400 册如图,------- 5分(3)10000×0.05=500(册),即估算“哲学”类图书应采购500册较合适;------- 7分(4)鼓励学生多借阅哲学类的书.------- 9分24. 解:(1)设每台电脑x万元,每台电子白板y万元,根据题意得:,------- 3分解得,即每台电脑0.5万元,每台电子白板1.5万元;------- 5分(2)设需购进电脑a台,则购进电子白板(30﹣a)台,根据题意得:,------- 7分解得:13≤a≤15,∵a只能取整数,∴a=13,14,15,------- 9分∴有三种购买方案,方案1:需购进电脑13台,则购进电子白板17台,13×0.5+1.5×17=32(万元),方案2:需购进电脑14台,则购进电子白板16台,14×0.5+1.5×16=31(万元),方案3:需购进电脑15台,则购进电子白板15台,15×0.5+1.5×15=30(万元),∵30<31<32,∴购买电脑15台,电子白板15台最省钱.------- 11分。
2015-2016学年泽林牛津版七年级下Unit1单元测试卷含答案

江苏省南京市2015-2016学年七年级下英语第一单元测试卷班级姓名一、选择题( )1._________ the students will go to the isl and for the picnic.A. Two hundreds ofB. Two hundredC. Two hundred ofD. Hundreds of ( ) 2. Mary has ______ bedroom in the new flat.A. she’sB. her’sC. her ownD. her own’s( ) 3. The teacher asked those boys ______ so much noise.A. do not makeB. not makeC. not makingD. not to make( ) 4. They are reading ______lesson on page _______.A. twentieth, twentyB. the twentieth, twentiethC. the twentieth, twentyD. twenty, twentieth( ) 5. That tennis ball is one of ___________.A. Jane fatherB. Jane’s fatherC. Jane fathers’D. Jane’s father’s ( )6.They arrived__________ London_________ the morning of July 1.A.in,in B.on,in C.in,on D.at.on ( )7.—What do you usually have_________ breakfast?—A bag of milk and two eggs.A.by B.for C.at D.with( )8.Do you share a bedroom__________ your sister?A.with B.for C.of D.at( )9.Welcome_________ to visit our school.A.you B.your C.yours D./( )10.There are________ in our school library.A.a lot books B.a lot of books C.lots books D.lots of book ( )11.That music sounds________.I want to listen to it again.A.well B.good C.badly D.bad( )12.I like_______ card with_________ apple on it.A.the,the B.the,a C.a,the D.the.an ( )13.Neil will send________.A.a video for Simon B.Simon to a videoC.a video to Simon D.Simon for a video( )14.Your bike is different__________.A.from my B.from mine C.of me D.of mine ( )15.I live__________ a small room__________ my parents.A.on,in B.on,with C.in,with D.with.with ( )16.Nancy’s sister doesn’t__________ bedroom.A.has her own B.have her ownC.have her own’s D.has her own’s( )17.Look! The boy ran_________ the classroom__________ a bird in his hand.A.in,has B.into,with C.into,has D.in.with( )18.The girl came back_________ her mother was cooking.A.so B.while C.and D.but( )19.Stephen_________ on the bunk bed while Neil________ in the kitchen.A.is lying,is siting B.lies,is sittingC.is lieing,is siting D.is lying,is sitting( )20.He has_________ books and he reads__________.A.a lot of,a lot B.a lot.lotC.lots of,lot of D.a lot of.a lot of二、完型填空We go to many places every day. 1 do you usually travel(旅行)? Do you usually walk or ride bikes?In a modern city, there are many 2 for you to choose when you go travelling. If you are in a hurry, you can take a 3 . Taxis don't 4 to stop at the bus stop. And the driver can take you to any 5 you want to go. 6 , travelling by taxi costs much money. So you can also choose to take the underground. It is much faster than buses. You don't have to 7 a lot if you travel by underground. When you are not busy, you can take a bus, then you can also 8 the scenery(风景) of the city on it.If you want to 9 , travelling 10 foot or by bike may be good for you. Walking can make you healthy.Today, many people have cars. But do you think it is a good thing to have too many cars in the street?( )1. A .Why B. How C. When D. Where( )2. A. roads B.traffic C. places D. ways( )3. A. bus B. car C. plane D. taxi( )4. A .want B. need C. like D. hope( )5. A. station B. bus stop C. place D. office( )6. A. However B. And C. For example D. Because( )7. A. cost B. take C. spend D. buy( )8. A. enjoy B. talk about C. think of D. like( )9. A. work B. study C. be busy D. exercise( )10. A. with . B. on C. by D. in三、阅读理解AHello, everyone! Welcome to Suqian. This is a new city in the north ofJiangsu. There are many places of interest to visit here. You can stay in theStar International (星辰国际) Hotel, a 5-star hotel. It was in use in 2011and is one of the best hotels in Suqian. It is near Luoma Lake on YulanRoad. The hotel is close to Suqian Horticultural Park (园博园), withSantai Mountain (三台山) to the east and Luoma Lake to the west. LuomaLake is one of the four largest freshwater lakes in Jiangsu. The hotel is 20 minutes’ walk from the lakeside and 15 minutes’ drive from the city centre. No. 102 and No. 105 buses can take you there.The hotel has free Wifi, and each room has a computer, a TV set and a telephone. Hot water is offered (供应) 24 hours. There is a shopping center which is open from 9 a.m. to 22:00 p.m. The coffee bar is open from 10:00 am to 23:00 pm. There is a free swimming pool inside. The hotel also has a KTV, a SPA, a gym, chess and cards rooms and so on. You can enjoy yourselves there. Hope that you will have a great time during your stay in Suqian.( )1. The passage mainly tells something about ______.A. a lakeB. a parkC. a hotelD. a mountain( )2. There is ______ in each room in the Star International Hotel.A. a swimming poolB. a computer, a TV set and a telephoneC. A computer and a clockD. a TV set and a picture( )3. What’s the meaning of the underlined(划线的)word “free” in the second paragraph ?A. 自由的B. 免费的C.空闲的D. 松散的BDifferent countries have different ideas about manners (礼仪). In America “table manners ” are important. How do you show good table manners in America? Here are some tips.Noises at tableIt is never a good idea to make a noise or burp (打嗝) at table. American people think this is not polite. If people burp, they always say, “Excuse me.”When to eat with your fingersAmerican people don’t use chopsticks (筷子) when they are eating. They use forks and knives. Sometimes they use their fingers (手指) to eat things. There are some foods that you can eat with your fingers. They are sandwiches, pizza, hamburgers and fruit.Your mouthIt’s not polite to talk with food in your mouth or eat with your mouth open.How much to eatIt’s good manners to eat all the food on your plate. This shows you like the food. It’s always polite to say the food is nice, even when it’s not good at all.( )4.What do people in America say when they burp?A. Excuse me.B. It’s OK.C. Thank you.D. All right.( )5.What do American people use their fingers to eat?A. Pork.B. Vegetables.C. Beef.D. Hamburgers.( )6.Which is good manners according to (根据) the passage?A. Burping at table.B. Saying the food is nice.C. Eating with your mouth open.D. Eating noodles with your fingers.( )7.The topic of this passage is ______ in America.A. good mannersB. how to eatC. good table mannersD. school lifeCWhen July comes, children know they’ll have the final exams and the school year will end soon. Boys and girls will have a nearly two months’ holiday, and they’ll leave school by train or by car to return home to see their fathers and mothers.The summer holiday is the best time of the year for most students. The weather is good, so they can spend most of their time playing outside .If one lives in the country, he can go on a trip into the woods or in the fields. If one lives in a big city, he can go to a park to play.The best place for a summer holiday is the seaside. Some children are lucky enough to live near the sea. But for the others who do not, if they have the chance to stay at one of the big seaside towns for a week or two, they will talk about it all the following school year.Now, what makes children like the seaside so much? I think it is the sand, the sea and the sun, not anything else. Of course, there are lots of new things to see, nice things to eat and interesting things to do. But the feeling of the sand under their feet, the salt water on their skin, and the warm sun on their backs make them happier.( )8. Every year, school children have the final exams in ____, and the exam means the school year will end.A. MayB. JanuaryC. JulyD. December( )9. According to the passage, if a child comes from a big city, he can often ____ in the summer holidays.A. stay at homeB. go on a trip to the woodsC. go on a trip in the fieldsD. go to a park to play( )10. It’s the best way for children to go to the ____ to spend their summer holiday s.[来源:A. parkB. seasideC. cityD. country( )11. ____ make children like the seaside so much?A. The beautiful parksB. The new thingsC. The sand, the sea and the sunD. The people near the seaDMany expressions in America,as in other countries,come from the names of people.“John Hancock”is the best known example.Hancock was a rich man.He helped the patriots(爱国者)in the American Revolution(革命) and became a head in the war(战争)against Britain.He was one of the first men to sign the Declaration of Independence(独立宣言).Yet he is remembered best for his large signature(签名).The story is told that when Hancock sat down to sign the Declaration of Independence.he said that he would write his signature large enough for John Bull(英国人的绰号)to read without his glasses.John Bull means England,as Uncle Sam means the United States.Hancock’s signature on the Declaration was written two times larger than those of the others so that you can read his name more easily than even the names of Thomas Jefferson or Benjamin Franklin.Tod ay John Hancock is used to mean any person’s signature.If you ask any American to put his“John Hancock”on a piece of paper,he quickly knows what you mean-you are asking him to sign his name.( )12.This passage is mainly(主要地)about__________.A.the American Revolution B.John Hancock’s handwritingC.how an American expression began D.signing the Declaration of Independence ( )13.Hancock is remembered best because he__________.A.was rich B.was a headC.was an Englishman D.signed his name in large letters( )14.He wrote in that way because he wanted to__________.A.have people see that signature B.show that he was proud(自豪)to be a patriotC.see how large he could write D.be remembered for writing a large name ( )15.John Bull is_________.A.another name for Uncle Sam B.England’s Uncle SamC.a name for England D.another name for the USA四、根据首字母、句子意思或汉语提示写单词.1.—Wh at’s your d of life?—I want to be a famous singer.2.Nanjing is the c of Jiangsu.3.My uncle has a new house with a small g behind it.4.There’s some bread on the plate.Let’s it.5.I often play games with my friends on the_________(海滨).6.What_________(其他的)things do you want?7.Mary is glad to have her o bedroom now.8.—Where does Mr Fox live?—He lives in a small________(小镇)in Britain.9.I’m enjoying the music.Please keep q .10.Boys and girls,please keep our classroom clean and t .11.—Shall we go to the museum this weekend?—That’s a good i .12.There are about two________(千)students in our school.13.—How can I climb onto the wall?—There’s a 1 .It may be helpful.14.Is your classroom on the g floor or on the first floor?15.—Where’s Mum?—She’s cooking in the_________.16.We all know September is the n month of a year.17.I have a pet dog._________(它的)name is Maomao.18.My granny_________(种植)a lot of vegetables on the farm.19.Sandy says her________(邻居)are very kind and she is happy to live here.20.There’s a new square in the_________(中心)of Nantong.五、用所给词的适当形式填空.1.Mr Xu is_________(friend).You can ask him for help.2.The re’s a dog________(lie)under the chair.3.In the evening,we watch TV in the_________(sit)room.4.The comic book is_________(real)interesting.We all like it.5.He has at__________(little)novels in his schoolbag.6.It’s my son’s_________(twelve)birthday toda y.7.—Where shall we put the books?—Please out them on those_________(shelf).8.I want a_________(swim)pool in my dream home.9.It’s a_________(rain)day.We can’t play basketball.10.This question is not difficult.You can answer it________(easy).11.Thank you for________(invite)me to dinner.12.People from different________(country)come to visit Beijing every year.13.I’d like one and a half kilos of_________(tomato),please.14.In winter,Simon usually takes a bath_________(two)a week.15.There’s a________(wo od)bridge over the small river.16.Paris is the capital of_________(French).17.He cant’s wait_________(open)the box to see what’s in it.18.Little David looks very_________(fun)in his father’s jacket.19.She is in her________(forty),but she still looks young.20.Who’s the_________(own)of the new ear?六、变换下列句型,进行同义句转换.1.Would you like to see a film?___________you_________ to see a film?2.The capital of Japan is Tokyo._________is the__________of Japan.3.I live in a house.It has ten rooms.I live in a__________ __________ten rooms.4.I climb a ladder to get into my house.I get into my house__________a___________.5.It rains a lot in autumn here.There is__________ __________in autumn here.6.I share a bedroom with my sister.My sister and I__________in the__________bedroom.7.The air conditioner is above the window.The window_________ _________ the air conditioner.8.There is a ruler on the pencil-box.There is an English book under the pencil-box.The pencil-box__________ __________a ruler and an English book.9.He has a lot of clothes.He has_______ _________clothes.10.They will arrive on July 9.They will arrive on_________ _________of July.七、任务型阅读People around the worldAt this moment, in different places of the world people are doing different things.In London it’s five o’clock and people are leaving work and are going home. They are waiting for buses and running for trains. Some people are driving their cars. Some are having afternoon tea at home or walking to pubs (酒吧) to have a drink.In Moscow it’s eight o’clock and people aren’t having afternoon tea. They are having dinner at home or in restaurants. Some are going to the opera or watching a ballet. Some are watching TV or playing games at home.In Beijing it’s one o’clock. People aren’t having dinner. They are sleeping.In Los Angeles it’s nine o’clock. People aren’t getting up, washing or getting dressed. They are working. Children are starting their lessons.In New York it’s midday (12:00). People are having lunch. They are eating hamburgers or hot1. __________2. ___________3. __________4. __________5. ___________6. __________7. ___________8. __________9. __________ 10.___________八、根据短文内容及首字母提示,填写所缺的单词The Reading Club meets in the library after school. We read and talk a___1____ English story books. It is a lot of fun. I tell the o____2___ students about good books. Then, they tell me about their f____3___ books. We also learn about new books and choose what we want to r____4__ next. We can read books alone, or we can listen to recordings of storybooks on CDs. I like l____5____ to stories on CD. I can hear many d___6____ voices and sounds. This h___7____me speak and understand English.S____8_____ we read books in pairs. Students in Grade 9 help me read difficult books. They tell me what the words mean and help me understand. This is very h___9____. I like to learn f____10___ the older students.1. __________2. ___________3. __________4. __________5. ___________6. __________7. ___________8. __________9. __________ 10.___________九、书面表达根据提示,以My Classroom为题,写一篇60个单词左右的短文.1.教室在第四层上.2.它又大,又干净,又明亮.3.教室的对面是个阅览室,我们每天都去那里.4.在教室里,有54套桌椅,一张讲桌,两块黑板,许多图片……5.Anna坐在我前面,Mary坐在我后面,我们是好朋友.大家认真学习,感到很快乐._______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ ___________________________________________________________________参考答案一、选择题1.C 2.C 3.D 4.C 5.D 6.C 7.B 8.A 9.D 10.B 11.B 12.D 13.C 14.B 15.C 16.B 17.B 18.B 19.D 20.A二、完型填空1-5 BDDBC 6-10 ACADB三、阅读理解1-3 CBB 4-7 ADBC 8-11 CDBC 12-15 ADBA四、根据首字母、句子意思或汉语提示写单词.1.dream 2.capital 3.garden 4.share 5.Beach 6.Other 7.own 8.town 9.quiet 10.tidy 11.idea 12.thousand 13.ladder 14.ground 15.kitchen 16.ninth 17.Its 18.grows 19.neighbours 20.centre五、用所给词的适当形式填空.1.friendly 2.lying 3.sitting 4.really 5.least 6.twelfth 7.shelves 8.swimming 9.rainy 10.easily 11.inviting 12.countries 13.tomatoes 14.twice 15.wooden 16.France 17.to open 18.funny 19.forties 20.owner六、变换下列句型,进行同义句转换.1.Do,want 2.Tokyo.capital 3.house with 4.with,1adder 5.much rain 6.live.same 7.is below 8.is between 9.lots of 10.the ninth七、任务型阅读1. around2. Time3. drink4. restaurants5. playing6. Beijing7. sleeping8. Nine9. Students/ Children 10. or八、根据短文内容及首字母提示,填写所缺的单词1.about2.other3.favourite4.read5.listening6.different7.helps8.Sometimes9.helpful 10.from九、书面表达My ClassroomMy classroom is on the third floor.It’s big.clean and bright.There is a reading room opposite the classroom.We go there every day.There are 54 desks and chairs,a teacher’s desk,two blackboards and many pictures in the classroom.Anna is sitting in front of me.Mary is sitting behind me.We are good friends.We work hard at our lessons and we all feel very happy。
人教版数学七年级第七章平面直角坐标系单元测试精选(含答案)4
人教版七年级第七章平面直角坐标系单元测试精选(含答案)学校:___________姓名:___________班级:___________考号:___________评卷人得分一、单选题1.如图,点P 是平面坐标系中一点,则点P 到原点的距离是()A .3BC D .【来源】湖北省荆门市沙洋县2017-2018学年八年级下学期期中考试数学试题【答案】A2.已知点A (a ,b )在第四象限,那么点B (b ,a )在()A .第一象限B .第二象限C .第三象限D .第四象限【来源】福建省闽侯大湖中学人教版七年级数学下册:7平面直角坐标系测试题【答案】B3.中国象棋是中华民族的文化瑰宝,它源远流长,趣味浓厚.如图,在平面直角坐标系中,“炮”所在位置的坐标为(−3,1),“相”所在位置的坐标为(2,−1),那么,“帅”所在位置的坐标为()A .(0,1)B .(4,0)C .(−1,0)D .(0,−1)【来源】练出好成绩北师大版八年级上第三章章末复习回顾提升【答案】D4.如图,若在象棋盘上建立直角坐标系xOy ,使“帥”位于点(-1,-2),“馬”位于点(2,-2),则“炮”位于点()A.(-2,-1)B.(0,0)C.(1,-2)D.(-1,1)【来源】人教版七年级下册第七章平面直角坐标系单元复习卷【答案】B5.如图所示,正五边形ABCDE放入某平面直角坐标系后,若顶点A,B,C,D的坐标分别是(0,a),(-3,2),(b,m),(c,m),则点E的坐标是()A.(2,-3)B.(2,3)C.(3,2)D.(3,-2)【来源】2017年北京市东城区中考数学二模试卷【答案】C6.如图是丁丁画的一张脸的示意图,如果用(0,2)表示左眼,用(2,2)表示右眼,那么嘴的位置可以表示成()A.(1,0)B.(-1,0)C.(-1,1)D.(1,-1)【来源】黑龙江省佳木斯市桦南县实验中学2018-2019年七年级数学下册期末复习检测试题【答案】A7.点P(4,3)所在的象限是()A.第一象限B.第二象限C.第三象限D.第四象限【来源】2015年初中毕业升学考试(浙江金华卷)数学(带解析)【答案】A8.点P(1,﹣5)所在的象限是()A.第一象限B.第二象限C.第三象限D.第四象限【来源】人教版七年级下册数学第7章平面直角坐标系单元测试【答案】D9.点M(3,-1)经过平移得到点N,点N的坐标为(2,1),那么平移的方式可以是() A.先向左平移1个单位长度,再向下平移2个单位长度B.先向右平移1个单位长度,再向下平移2个单位长度C.先向左平移1个单位长度,再向上平移2个单位长度D.先向右平移1个单位长度,再向上平移2个单位长度【来源】人教版初中数学七年级下册第七章《平面直角坐标系》单元检测题【答案】C10.在直角坐标系中,点P(-2,3)向右平移3个单位长度后的坐标为()A.(3,6)B.(1,3)C.(1,6)D.(3,3)【来源】2011-2012学年辽宁鞍山26中学第二学期4月月考数学试卷【答案】B11.在下列所给出坐标的点中,在第二象限的是A.(2,3)B.(﹣2,3)C.(﹣2,﹣3)D.(2,﹣3)【来源】2013年初中毕业升学考试(广西柳州卷)数学(带解析)【答案】B12.在平面直角坐标系中,点P(-2,-3)所在的象限是()A.第一象限B.第二象限C.第三象限D.第四象限【来源】2014-2015学年贵州省黔南州七年级下学期期末数学试卷(带解析)【答案】C13.把点A(-2,1)向上平移2个单位,再向右平移3个单位后得到B,点B的坐标是(). A.(-5,3)B.(1,3)C.(1,-3)D.(-5,-1)【来源】2011年初中毕业升学考试(江西南昌卷)数学【答案】B14.一个长方形在平面直角坐标系中的三个顶点的坐标分别为(-1,-1)、(-1,2)、(3,-1),则第四个顶点的坐标为()A.(2,2)B.(3,2)C.(3,3)D.(2,3)【来源】人教版七年级数学下册七章平面直角坐标系单元测试【答案】B15.平面直角坐标系中,点(1,﹣2)在()A.第一象限B.第二象限C.第三象限D.第四象限【来源】人教版七年级下册第七章平面直角坐标系单元练习题【答案】D16.平面直角坐标系中,图形上的点A向右平移2个单位后得坐标为(-2,3),则该图形上所以点A.横坐标不变B.纵坐标不变C.横、纵坐标都不变D.横、纵坐标都变【来源】2011-2012学年河南平顶山市弘扬中学七年级下期中考试数学试题(带解析)【答案】B17.在平面直角坐标系中,将点P(-2,3)沿x轴方向向右平移3个单位得到点Q,则点Q的坐标是()A.(-2,6)B.(-2,0)C.(-5,3)D.(1,3)【来源】2010年高级中等学校招生考试数学卷(广东珠海)【答案】D18.点A(﹣3,﹣2)向上平移2个单位,再向右平移2个单位到点B,则点B的坐标为()A.(1,0)B.(1,﹣4)C.(﹣1,0)D.(﹣5,﹣1)【来源】沪教版七年级数学上册第11章图形的运动单元测试【答案】C19.在平面直角坐标系中,已知线段AB的两个端点分别是A(4,-1),B(1,1)将线段AB平移后得到线段A′B′,若点A′的坐标为(-2,2),则点B′的坐标为() A.(-5,4)B.(4,3)C.(-1,-2)D.(-2,-1)【来源】人教版七年级下册第七章平面直角坐标系单元练习题【答案】A20.如图所示,在图形B到图形A的变化过程中,下列描述正确的是()A.向上平移2个单位,向左平移4个单位B.向上平移1个单位,向左平移4个单位C.向上平移2个单位,向左平移5个单位D.向上平移1个单位,向左平移5个单位【来源】内蒙古乌兰浩特市卫东中学2018-2019学年七年级下学期期中数学试题【答案】B21.若点P(a,b)在第四象限,则点Q(﹣a,b﹣1)在()A.第一象限B.第二象限C.第三象限D.第四象限【来源】2019年辽宁省抚顺一中学北师大版七年级(下)期末数学试卷【答案】C22.点P(-3,4)到y轴的距离是()A.-3B.4C.3D.5【来源】2012-2013学年安徽马鞍山博望中学八年级上学期期中数学试题(带解析)【答案】C23.将A(1,1)先向左平移2个单位,再向下平移2个单位得点B,则点B的坐标是()A.(-1,-1)B.(3,3)C.(0,0)D.(-1,3)【来源】2011-2012学年河南平顶山市弘扬中学七年级下期中考试数学试题(带解析)【答案】A24.在平面直角坐标系中,将点P(-2,3)沿x轴方向向右平移3个单位得到点Q,则点Q的坐标是()A.(-2,6)B.(-2,0)C.(1,3)D.(-5,3)【来源】新人教版数学七年级下册第七章平面直角坐标系7.2.2《用坐标表示平移》同步练习【答案】C25.在平面直角坐标系中,将点(2,3)向上平移1个单位,再向左平移2个单位,所得到的点的坐标是()A .(-2,3)B .(-1,2)C .(0,4)D .(4,4)【来源】山东省蒙阴县2016-2017学年七年级下学期期末考试数学试题【答案】C评卷人得分二、填空题26.已知点A (0,1),B (0,2),点C 在x 轴上,且2ABC S ∆=,则点C 的坐标________.【来源】2016-2017学年河南省周口市西华县七年级下学期期中考试数学试卷(带解析)【答案】(4,0)或(﹣4,0)27.点P 到x 轴的距离为2,到y 轴的距离为3,且在第四象限,则P 点坐标是________.【来源】人教版七年级下册第七章平面直角坐标系单元练习题【答案】(3,-2)28.已知点P (2a ﹣6,a+1),若点P 在坐标轴上,则点P 的坐标为________.【来源】人教版七年级数学下册七章平面直角坐标系单元测试【答案】(﹣8,0)或(0,4)29.如图,在平面直角坐标系中,平行四边形ABCD 的顶点A ,B ,D 的坐标分别是(0,0),(5,0),(2,3),则顶点C 的坐标是_________.【来源】2016-2017学年内蒙古鄂尔多斯市鄂托克旗八年级(下)期末数学试卷【答案】(7,3)30.如果点M (a-1,a+1)在x 轴上,则a 的值为___________.【来源】湖南省常德外国语学校2017-2018学年八年级下学期期中考试数学试题【答案】-131.在平面直角坐标系中,线段AB=5,AB ∥x 轴,若A 点坐标为(-1,3),则B 点坐标为______.【来源】广东省汕头市潮阳实验学校2018-2019学年七年级下学期期中考试数学试题【答案】(4,3)或(−6,3).32.点(﹣3,﹣5)关于y轴对称的点的坐标是________.【来源】2014-2015学年广东省汕头市龙湖区八年级上学期期末数学试卷(带解析)【答案】(3,﹣5).33.在平面直角坐标系中,点A的坐标为(-1,3),线段AB∥x轴,且AB=4,则点B 的坐标为_______.【来源】人教版七年级数学下册第7章平面直角坐标系单元提优测试题【答案】(-5,3)或(3,3)34.若点M(a-2,2a+3)是y轴上的点,则a的值是________.【来源】湘教版八年级数学下册第3章图形与坐标单元测试题【答案】235.如图,在平面直角坐标系上有点A(1,0),点A第一次跳动至点A1(-1,1),第四次向右跳动5个单位至点A4(3,2),…,依此规律跳动下去,点A第100次跳动至点A100的坐标是________.【来源】2015年人教版初中数学七年级7本章检测练习卷(带解析)【答案】(51,50)36.点M(a+b,ab)在第二象限,那么点N(a,b)在第_______象限.【来源】2014年青岛版初中数学七年级下册第十四章14.2练习卷(带解析)【答案】三37.如图是利用网格画出的太原市地铁1,2,3号线路部分规划示意图.若建立适当的平面直角坐标系,表示双塔西街点的坐标为(0,-1),表示桃园路的点的坐标为(-1,0),则表示太原火车站的点(正好在网格点上)的坐标是.【来源】2016年初中毕业升学考试(山西卷)数学(带解析)【答案】(3,0)38.将点A(1,1)先向左平移2个单位长度,再向下平移3个单位长度得到点B,则点B的坐标是______.【来源】人教版数学七年级下册第七章平面直角坐标系单元提优训练【答案】(-1,-2)39.A、B两点的坐标分别为(1,0)、(0,2),若将线段AB平移至A1B1,点A1B1的坐标分别为(2,a)、(b,3),则a+b=____________.【来源】甘肃省东乡族自治县第二中学2017-2018学年七年级下学期期中数学试题【答案】240.如图所示,△OAB的顶点B的坐标为(4,0),把△OAB沿x轴向右平移得到△CDE,如果CB=1,那么OE的长为________.【来源】2015年人教版初中数学七年级下册第七章练习卷(带解析)【答案】741.已知点P在第二象限,且横坐标与纵坐标的和为1,试写出一个符合条件的点P _______【来源】山东省滨州市博兴县2016-2017学年七年级下学期期末考试数学试题【答案】(-1,2);答案不唯一42.如图所示为沱江两个风景区的位置,若麻拐岩风景区的坐标为(﹣4,2),则阳华岩风景区的坐标为________.【来源】沪教版七年级下册数学第15章平面直角坐标系单元检测卷【答案】(0,﹣3)43.在平面直角坐标系中,任意两点A (a ,b ),B (m ,n ),规定运算:A ☆B=[(1﹣m )a ,3bn ].若A (4,﹣1),且A ☆B=(6,﹣2),则点B 的坐标是________.【来源】沪教版七年级下册数学第15章平面直角坐标系单元检测卷【答案】(﹣2,8)44.如图是一个围棋棋盘(局部),把这个围棋棋盘放置在一个平面直角坐标系中,白棋①的坐标是()2,1--,黑棋③的坐标是()1,2-,则白棋②的坐标是:______.【来源】江苏省灌云县2018-2019学年八年级上学期期末考试数学试题【答案】()1,3--评卷人得分三、解答题45.如图,平行四边形ABCD 中,AB =4,BC =2.若把它放在平面直角坐标系中,使AB 在x 轴上,点C 在y 轴上,如果点A 的坐标为(-3,0),求点B ,C ,D 的坐标.【来源】北师大版八年级数学上册第三章位置与坐标单元测试【答案】点B,C,D的坐标分别为(1,0),(0)和(-4).46.如图,在平面直角坐标系中,点D的坐标是(﹣3,1),点A的坐标是(4,3).(1)点B和点C的坐标分别是______、______.(2)将△ABC平移后使点C与点D重合,点A、B与点E、F重合,画出△DEF.并直接写出E、F的坐标.(3)若AB上的点M坐标为(x,y),则平移后的对应点M′的坐标为______.【来源】广东省广州市四校2016-2017学年七年级下学期期中联考数学试题【答案】(1)(3,1),(1,2);(2)画图见解析;点E坐标为(0,2),点F坐标为(﹣1,0);(3)(x﹣4,y﹣1).47.已知:ABC平移后得出△A1B1C1,点A(﹣1,3)平移后得A1(﹣4,2),又已知B1(﹣2,3),C1(1,﹣1),求B、C坐标,画图并说明经过了怎样的平移.【来源】沪教版七年级上册数学第11章图形的运动单元检测卷【答案】点B坐标为:(1,4),点C坐标为(4,0),由点A平移前的坐标为(﹣1,3),平移后的坐标为(﹣4,2),可得平移的规律是:向左平移3个单位,向下平移1个单位48.某市有A,B,C,D四个大型超市,分别位于一条东西走向的平安大路两侧,如图所示,请建立适当的直角坐标系,并写出四个超市相应的坐标.试卷第11页,总11页【来源】人教版初中数学七年级下册第七章《平面直角坐标系》单元检测题【答案】见解析49.如图,正方形网格的每个小正方形边长为1,四边形ABCD 的顶点都在格点上.(1)以点A 为坐标原点建立平面直角坐标系,写出四边形ABCD 各顶点的坐标;(2)计算四边形ABCD的面积.【来源】广东省台山市2016-2017学年七年级第二学期期末测试数学试题【答案】(1)作图见解析;A (0,0),B (4,0),C (3,6),D (-2,4);(2)24.50.如图所示,在象棋盘上建立平面直角坐标系,使使“马”位于点(2,2),“炮”位于点(﹣1,2),写出“兵”所在位置的坐标.【来源】沪教版七年级下册数学第15章平面直角坐标系单元检测卷【答案】“兵”所在位置的坐标(﹣2,3).。
苏州市2015-2016学年七年级数学下期末复习要点试卷含答案
苏州市2015--2016学年第二学期初一数学期终复习要点本次考试范围:苏科版义务教育教科书七年级下学期课本全部内容:主要包括第7、8、9、10、11、12章内容。
考试时间:120分钟。
考试题型:选择、填空、解答三类。
分值:130分。
第七章平面图形认识(二)知识点:探索平行线的条件;平行线的性质;图形的平移;认识三角形;多边形内角和与外角和。
1.如图,已知AB∥CD,E是AB上一点,DE平分∠BEC交CD于D,∠C=80°,则∠D的度数是()A.400B.450C.500D.5502.下列各组线段能组成一个三角形的是()A.4 cm,6 cm,11 cm B.4 cm,5 cm,l cmC.3 cm,4 cm,5 cm D.2cm,3 cm,6 cm3.如果一个三角形的两边分别为2和4,则第三边长可能是()A.8 B.6 C. 4 D. 24.若一个多边形的内角和与它的外角和相等,则这个多边形是()A.三角形B.四边形C.五边形D.六边形5.下列四个图形中,线段BE是△ABC的高的是()ABCD6.如图,给出下列条件:①∠1=∠2;②∠3=∠4;③∠B=∠DCE;④AD∥BC且∠B=∠D.其中,能推出AB∥DC的是()A.①④B.②③C.①③D.①③④7.一个多边形的内角和是1080°,这个多边形的边数是()A.6 B.7C.8 D.98.如图所示,AB∥CD,∠E=37°,∠C=20°,则∠EAB的度数为()A.57°B.60°C.63°D.123°9.如图,△DEF经过怎样的平移得到△ABC()A.把△DEF向左平移4个单位,再向下平移2个单位B.把△DEF向右平移4个单位,再向下平移2个单位C.把△DEF向右平移4个单位,再向上平移2个单位D.把△DEF向左平移4个单位,再向上平移2个单位10.如图,∠ABC=∠ACB,AD、BD、CD分别平分△ABC的外角∠EAC、内角∠ABC、外角∠ACF.以下结论:①AD∥BC;②∠ACB=2∠ADB;③∠ADC=90°﹣∠ABD;④∠BDC=∠BAC.其中正确的结论有()A.1个B.2个C.3个D.4个11.如图,四边形EFGH是由四边形ABCD通过平移得到,且点A、E、B,在同一条直线上.若AF=14,BE=6.则AB的长度是________.12.如图,AE⊥AB,且AE=AB,BC⊥CD,且BC=CD,请按照图中所标注的数据,计算图中实线所围成的图形的面积S是___________.(第12题)(第13题)13.如图,在△ABC中,∠B=∠C,BF=CD,BD=CE,∠A=50°,则∠FDE=_______°.14.在△ABC中,∠A=100°,当∠B=°时,△ABC是等腰三角形.15.若三角形三条边长分别是1,a,5(其中a为整数),则a的取值为▲.16.如图,将三角尺的直角顶点放在直尺的一边上,∠1=25°,∠3=20°则∠2的度数为▲°.17.如图,点B,C,E,F在一直线上,AB∥DC,DE∥GF,∠B=∠F=72°,则∠D= ▲°.(第16题)(第17题)18.内角和等于外角和2倍的多边形是边形.19.如图,在Rt△ABC中,∠A=90°,∠C=30°,D为斜边上的一点且BD=AB,过点D作BC的垂线,交AC于点E.若△CDE的面积为a,则四边形ABDE的面积为.(第19题)(第20题)20.如图,等边三角形ABC的边长为10厘米.点D是边AC的中点.动点P从点C出发,沿BC的延长线以2厘米/秒的速度作匀速运动,设点P的运动时间为t(秒).若△BDP是等腰三角形,则为t=.21. 叙述三角形内角和定理并将证明过程填写完整.定理:_________.已知:△ABC.求证:∠A +∠B+∠C=180°.证明:作边BC的延长线CD,过C点作CE∥AB.∴∠1=∠A(__________),∠2=∠B( _____________),∵∠ACB+∠1+∠2=180°( ____________),∴∠A+∠B+∠ACB=180°(_____________).22. 如图,在△ABC中,已知AD⊥BC,AE平分∠BAC,∠B=70°,∠C=30°.(1)求∠DAE的度数;(2)小明认为如果只知道∠B-∠C=40°,也能算出∠DAE的度数.你认为可以吗?若能,请能写出解题过程;若不能,请说明理由.23. 请将下列证明过程补充完整:已知:如图,AD是△ABC的角平分线,点E在BC上,点G在CA的延长线上,EG交AB于点F,且∠BEF+∠ADC=180°.求证:∠AFG=∠G.证明:∵∠BEF+∠ADC=180°(已知),又∵(平角的定义),∴∠GED=∠ADC(等式的性质),∴AD∥GE(),∴∠AFG=∠BAD(),且∠G=∠CAD(),∵AD是△ABC的角平分线(已知),∴(角平分线的定义),∴∠AFG=∠G.24. △ABC中,∠B>∠C,∠BAC的平分线交BC于点D,设∠B=x,∠C=y.(1)如图1,若AE⊥BC于点E,试用x、y表示∠EAD,并说明理由.(2)如图2,若点F是AD延长线上的一点,∠BAF、∠BDF的平分线交于点G,则∠G=.(用x、y表示)25. 如图,一个三角形的纸片ABC,其中∠A=∠C.(1) 把△ABC纸片按(如图1) 所示折叠,使点A落在BC边上的点F处,.DE是折痕.说明B C∥DF;(2) 把△ABC纸片沿DE折叠,当点A落在四边形BCED内时(如图2),探索∠C与∠1+∠2之间的大小关系,并说明理由;(3)当点A落在四边形BCED外时(如图3),∠C与∠1、∠2的关系是▲.(直接写出结论)26. 如图,在长方形ABCD中,AB=CD=5厘米,AD=BC=4厘米. 动点P从A出发,以1厘米/秒的速度沿A →B运动,到B点停止运动;同时点Q从C点出发,以2厘米/秒的速度沿C→B→A运动,到A点停止运动.设P点运动的时间为t秒(t > 0),(1) 当点Q在BC边上运动时,t为何值,AP=BQ;(2) 当t为何值时,S△ADP=S△BQD.第八章幂运算、第九章整式乘法与因式分解知识点:同底数幂相乘;幂的乘方与积的乘方;同底数幂的除法;零指数与负指数;科学记数法。
专题01 有理数(B卷)-2015-2016学年七年级数学同步单元双基双测“AB”卷(上册)(原卷版)
《第一章 有理数》测试卷(B 卷)(测试时间:60分钟 满分:120分)一、选择题(共10小题,每题3分,共30分)1.下列说法正确的个数是 ( )①一个有理数不是整数就是分数②一个有理数不是正数就是负数③一个整数不是正的,就是负的④一个分数不是正的,就是负的A 1B 2C 3D 42.若0a b +=,则a 与b 的大小关系一定是( )A.a=b=0B.a 与b 不相等C.a 与b 互为相反数D.a 与b 异号3.若│x │=2,│y │=3,则│x+y │的值为( )A 、5B 、-5C 、-5或1D 、以上都不对4.已知两个有理数a ,b ,如果ab <0,a+b <0,那么( )A 、a >0,b <0B 、a <0,b >0C 、a ,b 异号D 、a ,b 异号且负数的绝对值较大5.下列运算正确的是 ( ) A 1)7275(7275-=+-=+-B -7-2×5=-9×5=-45C 3÷3135445=÷=⨯D -(-3)2=-9 6.若a 是有理数,则下列各式一定成立的有( )(1)22a a =-)( (2)22)(a a -=- (3)33a a =-)( (4)a a -=||A.1个B. 2个C.3个D.4个7.已知有理数a 、b 所对应的点在数轴上如图所示,化简b a +得( )A .a -bB .b -aC .a+bD .-a -b8.若规定“!”是一种数学运算符号,且1!=1,2!=2×1=2,3!=3×2×1=6.4!=4×3×2×1=24,…,则10098!!的值为( ) A.4950 B.99! C.9 900 D.2! 9.已知a 是最小的正整数,b 是最大的负整数,c 是绝对值最小的有理数,那么a +b +|c|等于( )A .-1B .0C .1D .210. l 米长的小棒,第1次截去一半,第2次截去剩下的一半,如此下去,第6次后剩下的小棒长为( )A 、121B 、321C 、641D 、1281 二、填空题(共10小题,每题3分,共30分)1.多伦多与北京的时间差为 –12 小时(正数表示同一时刻比北京时间早的时数),如果北京时间是10月1日14:00,那么多伦多时间是 .2.比213-大而比312小的所有整数的和为 .3.已知,2,3==y x 且x <y ,则x= ,y= .4.若02)3(2=-++b a ,则(a+b )2015= .5.观察下面一列数,按规律在横线上填写适当的数1357,,,261220--,____,______________,__________ 6.(原创题)定义一种运算(a $b )=a ×(a -b)+a b ,则3$2= .7.(改编题)已知0|1||2|=-+-b a ,则: a = ,b = .在此条件下,计算:+ab 1()()111++b a ()()221+++b a ++ ()()201420141++b a = . 8.将一张长方形的纸对折,如图所示可得到一条折痕.(图中虚线),继续对折,对折时每次折痕与上次的折痕保持平行,连续对折三次后,可以得7条折痕,那么对折四次可以得到__________ 条折痕,如果对折n 次,可以得到 条折痕.9.《庄子.天下篇》中写道:“一尺之棰,日取其半,万世不竭”意思是:一根一尺的木棍,如果每天截取它的一半,永远也取不完,如图.由图易得:231111+++2222n …= . 10.观察下列等式:第1个等式:x 1=11111323⎛⎫=- ⎪⨯⎝⎭;第2个等式:x 2=111135235⎛⎫=- ⎪⨯⎝⎭; 第3个等式:x 3=111157257⎛⎫=- ⎪⨯⎝⎭;第4个等式: x 4=111179279⎛⎫=- ⎪⨯⎝⎭; 则x l +x 2+x 3+…+x 10= .三、解答题(共60分)1.(4分)如图两个椭圆分别表示正数集合和整数集合(1)请在每个圈内填入6个数;(2)其中有3个数既 是正数又是整数这3个数应填在______处(A ,B ,C )•你能说出两个圈重叠部分表示什么数的集合吗?2.(6分)有理数a ,b ,c 在数轴上的位置如图所示,化简:c c a b b a ------+22.3.(8分)如图,一个点从数轴上的原点开始,先向右移动3个单位长度,再向左移动5个单位长度,可以看到终点表示的数是2-.已知点A 是数轴上的点,完成下列各题:5 4 3 2 1 0 1- 2- 3- a0 c(1)如果点A 表示的数是3,将点A 先向左移动7个单位长度,再向右移动5个单位长度,那么终点B 表示的数是__________,A 、B 两点间的距离为__________;(2)如果点A 表示的数是-4,将点A 先向右移动168个单位长度,再向左移动256个单位长度,那么终点B 表示的数是__________,A 、B 两点间的距离为__________;(3)一般地,如果点A 表示的数是m ,将点A 先向右移动n 个单位长度,再向左移动t 个单位长度,那么终点B 表示的数是__________,A 、B 两点间的距离为__________.4.(6分)光明奶粉每袋标准质量为454克,在质量检测中,若超出标准质量2克记为+2克,若质量低于标准质量3克和3克以上,则这袋奶粉视为不合格产品,现抽取10袋样品进行质量检测,结果如下(单位:克):(1)这10袋奶粉中,有哪几袋不合格?(2)质量最多的是哪袋?它的实际质量是多少?(3)质量最少的是哪袋?它的实际质量是多少?5.(6分)若a 、b 互为相反数,c d 、互为倒数,m 是最大的负整数,求a b cd m +--的值.6.(30分)计算(本题有6小题,每题5分,满分30分)(1)19121811+-- (2))4(20)7()5(-÷+-⨯-(3) )36()416191(-⨯-+(4)3212)31(412÷--⨯ (5)5)3(21232--⨯÷+ (6))3(0)65(2015132--⨯-⨯+-:。
2015-2016学年牛津沪教版初中英语七年级下同步课堂笔记Unit_3__Our_animal_friends
2015-2016学年牛津沪教版初中英语七年级下同步课堂笔记Unit 3 Our animal friendsWords☐W1. blind adj. 瞎的;失明的v. 弄瞎n. 借口☐blinder n. 眼罩☐ e.g. Robert is blind in the left eye.☐W2. radio n. 无线电广播【U】;收音机【C】☐recorder n. 录音机☐radio表示“无线电广播”时是不可数名词,表示“收音机”时是可数名词,复数形式是radios。
☐ e.g. The captain of the ship sent a message by radio.☐W3. programme n. 节目;程序v. 计划;编程(美式:program)☐programmer n. 程序设计者;节目编排者☐ e.g. Did you watch that programme about Paris on TV last night?☐W4. helpful adj. 有用的;有帮助的☐opposite word: unhelpful adj. 无益的;不愿帮助的☐help v.& n. 帮助;帮忙☐helpless adj. 无助的;无自理能力的☐ e.g. The book about diet is very helpful.☐W5. rescue n. 营救v. 营救;救援☐rescuer n. 拯救者☐rescue sb from 从......把某人营救出来☐ e.g. The rescue work started immediately after the earthquake.☐The soldier rescued five children from the river.☐W6. mean v. 表示......的意思☐mean-meant-meant☐meaning n. 意义;含义☐What does ... mean? = What’s the meaning of ...?☐ e.g. What does the sign mean?☐=What’s the meaning of the sign?☐W7. receptionist n. 接待员☐recept n. 感受;感觉reception n. 接待处☐ e.g. You can ask the receptionist for some information.☐W8. allow v. 允许进入(或出去;通过)☐allowance n. 津贴;补贴v. 给零用钱或津贴☐allow sb to do sth 允许某人做某事☐allow doing sth 允许做某事☐ e.g. We don’t allow pets here.☐各种“允许”:☐(1) allow强调”默许“。
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Section B 2a—Self Check
Ⅰ. 根据句意,从方框中选择恰当的单词填空。
1. This pen is __________. I don’t have enough (足够的) money to buy it.
2. We watched a soccer match last night and it was really __________.
3. Don’t drive so __________. It’s dangerous (危险的).
4. Is that __________ girl your sister, Molly?
5. Does it get __________ at about 9 p.m. in summer?
Ⅱ. 根据句意及所给汉语提示,写出句中所缺单词。
1. Can you speak it again? I didn’t ________(听到) very well.
2. There are _________(礼物) for all the children.
3. All the _________(导游) here can speak English.
4. I can see two _________(机器人) in the picture.
Ⅲ. 根据汉语意思完成英语句子,每空一词(含缩略形式)。
1. 总的说来,这是一个不错的主意。
_________ _________ _________, this is a good idea.
2. 你们沿途看到了什么?
What did you see _________ _________ _________?
知识改变命运
3. 蒂娜对做饭感兴趣。
Tina _________ _________ _________ cooking.
4. 杰夫给他弟弟买了一个汽车模型。
Jeff _________ a model car _________ his brother.
5. 我一点也不喜欢这件夹克衫。
I _________ like this jacket _________ _________.
6. 上个月他们去旅游了吗?
Did they _________ _________ _________ _________ last month?
Ⅳ. 根据短文内容及所给首字母提示填空,使短文完整、通顺。
Yesterday Jim and I visited a village. We went there by train. The train was
s (1) and we saw many interesting things along the way.
The air in the village was clean and the villagers w (2) nice. Mr. Miller, a villager, has a farm and he showed us around his farm. We t (3) lots of photos on the farm. We also m (4) a cow, rode a horse, fed chickens and picked many oranges. At noon, we ate lunch at Mr. Miller’s home. It was delicious. After lunch, we went fishing. Jim is good at fishing and he t (5) me how to fish. It was interesting. We had a good time there.
All in all, it was an exciting day.
答案:
Ⅰ. 1. expensive 2. exciting 3. fast 4. lovely 5. dark
知识改变命运
知识改变命运
Ⅱ. 1. hear 2. gifts 3. guides 4. robots Ⅲ. 1. All in all 2. along the way 3. is interested in
4. bought; for
5. don’t; at all
6. go on a trip Ⅳ. 1. slow 2. were 3. took 4. milked 5. taught
沁园春·雪 <毛泽东>
北国风光,千里冰封,万里雪飘。
望长城内外,惟余莽莽;
大河上下,顿失滔滔。
山舞银蛇,原驰蜡象,
欲与天公试比高。
须晴日,看红装素裹,分外妖娆。
江山如此多娇,引无数英雄竞折腰。
惜秦皇汉武,略输文采;
唐宗宋祖,稍逊风骚。
一代天骄,成吉思汗,
只识弯弓射大雕。
俱往矣,数风流人物,还看今朝。
希望的灯一旦熄灭,生活刹那间变成了一片黑暗。
——普列姆昌德
薄雾浓云愁永昼,瑞脑消金兽。
佳节又重阳,玉枕纱厨,半夜凉初透。
东篱把酒黄昏后,有暗香盈袖。
莫道不消魂,帘卷西风,人比黄花瘦。
知识改变命运。