16 期末测试卷(二)

合集下载

2020-2021学年八年级语文上学期期末测试卷02卷(安徽)(含答案)

2020-2021学年八年级语文上学期期末测试卷02卷(安徽)(含答案)

2020-2021学年八年级语文上学期期末测试卷02卷注意事项:1.注意你拿到的试卷满分为150分(其中卷面书写占5分),考试时间为150分钟。

2.试卷包括“试题卷”和“答题卷”两部分,“试题卷”共6页,“答题卷”共6页。

3.请务必在“答题卷”上答题,在“试题卷”上答题是无效的。

4.考试结束后,请将“试题卷”和“答题卷”一并交回。

一、语文积累与综合运用(35分)1.默写。

(10分)(1)半卷红旗临易水,。

(李贺《雁门太守行》)(2),城春草木深。

(杜甫《春望》)(3)结庐在人境,。

【陶渊明《饮酒》(其五)】(4)中原乱,簪缨散,几时收?。

(朱敦儒《相见欢》)(5)李清照《渔家傲》中描写拂晓时海上的景象组成一幅辽阔壮美的海天图:,。

(6)《赤壁》中,蕴含机遇造人的哲理的诗句是:,。

(7)《如梦令》中,描写词人兴尽欲归、误闯荷花丛中的句子是:,。

2.请阅读下面的文字,完成各题。

(11分)你的价值何时表现出来?你的价值,决定于你在多大程度上善待你自己,解放你自己,开拓.你自己。

你是平铺直叙,抑或悬念迭生,只在于你如何去选择;是停zhì沉寂,还是奔藤呼啸.,只在于你怎样去拼搏。

(1)给加点字注音,根据拼音写出相应的汉字。

(3分)开拓.(______)停zhì(______)呼啸.(______)(2)文中有错别字的一个词语是“______”,这个词语的正确写法是“______”。

(2分)(3)文中“平铺直叙”的“铺”的意思是______;“悬念迭生”中的“迭生”的意思是______。

(4分)(4)画线句子运用了______和______的修辞方法。

(2分)3.近年以来,全国各地新华书店、大型连锁书店、新兴独立书店纷纷掀起开店热潮。

实体书店,在和煦春风吹拂下,开始显现回暖迹象。

请你阅读下面两则材料,完成题目。

(14分)材料一:近年来,许多实体书店积极尝试与创新经营模式,从单一的卖书转向复合化经营、多元化经营,不断开拓新的增长点。

统编版语文二年级上册期末测试卷(4套含答案)

统编版语文二年级上册期末测试卷(4套含答案)

统编版语文二年级上册期末测试卷(一)时间:60分钟满分:100分题号一二三四五六七八九十总分得分第1部分积累与运用(60分)一、(4分)讨论.(lèn)冰雹.(báo)夜.晚(yè)售票(shòu)得.到(dé)淘.气(táo)捕.捉(pǔ)散.步(sǎn)责.备(zé)群.众(qǘn)________________________________________二、(8分)三、(6分)四、(8分)1.下列四组词语中分类有误的一项是()。

(2分)A.海滩浪花贝壳B.沙漠雪莲骆驼C.山川松树松鼠D.悬崖青松雄鹰2.下列词语搭配正确的是()。

(2分)A.宣布喜讯B.驱赶洪水C.灌溉房屋D.佩戴书包3.在横线上填入恰当的拟声词。

(填序号,4分)①叭②吱呀③哗啦哗啦④叽叽喳喳外面的大雨______地下着,小鸟躲在屋檐下______地叫着。

我正在做作业,突然门______一声开了,吓得我手中的笔_______________________________的一声掉在了地上。

五、(8分)为了庆祝元旦,育英小学举办了元旦文艺晚会。

虽然下着大雪,但晚会的气氛却很热烈。

1.天气情况:(寒风刺骨)()2.舞台布置:一()横幅四()彩灯3.演出节目:(唱)豫剧()街舞()钢琴4.观众表现:激动地()笑得()六、(8分)1.洪水把田地淹没了。

(改为“被”字句)______________________________________________________2.照样子,写句子。

(1)例:公园里的花都开了,有桃花、杏花、迎春花,五颜六色,美丽极了。

社团活动时,同学们有的,有的,有的____________________________,处处热火朝天,热闹极了。

(2)例:雪孩子变成了一朵白云,一朵美丽的白云。

葫芦藤上结了几个葫芦,_____________________________。

2016-2017学年度英语学科八年级下册期末测试卷

2016-2017学年度英语学科八年级下册期末测试卷

2016--2017学年度英语学科八年级下册期末测试卷 时间:120分钟 试卷设计:1分,共计30分) ( ) 1. Mo Yan is one of most popular writers in the world. He was honestboy when he was child.A. a; aB. a; anC. the ; an( ) 2.I’m a teenager and I don’t play with soft toys any longer. A. no longer; / B. no; longer C. / ; no longer( ) 3. ---How long your uncle this personal computer ? --- Since ten years ago. He wants to buy a new one. A. has; had B. has; bought C. have ; bought( ) 4. Hurry up! The piano concert for five minutes. A. had begun B. has been on C. has begun( ) 5. --- Long time no see your father! Where has he ? --- He has Beijing for a month. He’ll be back next week. A. been; been in B. gone; been to C. been; been to ( ) 6. My mother used to the song “Where’s time going?”. Now she is used to it.A. hating; listenB. hated; listened toC. hate; listening to( ) 7. The cleaner in Zhengzhou said, “ things we do,environment we’ll have” .A. More; betterB. The more; the betterC. Fewer ; The less( ) 8. Yu Gong didn’t need to move the mountains, He could think of waysto solve his problem .A. otherB. anotherC. others( ) 9. Mr Green isn’t here, He with his family home in England . A. have been B. has been C. has gone back D. have gone ( ) 10. Kate was ill last week . But she is to go to school today. A. good enough B. enough well C. well enough( ) 11. I have never read book that I can’t put it down . A. such an excellent B. a such excellent C. such excellent a t ( ) 12. My headteacher saw her up some rubbish while he by . A. pick; was passing B. picking; was passing C. picking; passed ( ) 13. — How far is it from school? — About ___________. A.5 minutes on feet B.5 minutes- walk C.5 minutes’ walk( ) 14. - Two thirds of the population of the village ________ farmers. The numberof them ________ about 2,000.A. is, isB. is, areC.. are, is( ) 15. I'm new here. Could you please tell me ________?A. what is the building used forB. when does the first class beginC. how many classes our school has ( )16.He _____ when the UFO arrived.A. was sleepingB. were sleepingC. has slept ( )17.I have been skating _______ nine o’clock.A. forB. sinceC. at()18.Would you mind ______ those old jeans? A. don’t wear B. not to wear C. not wea ring( )19.---He’s never been to an aquarium.---_______.A. Neither have IB. Neither do IC. I never too ( )20.It’s really cold today, ______ ?A. does itB. doesn’t itC. isn’t it( )21.She _______ a lot of money on clothes.A. takesB. costsC. spends( )22.I will stay at home and read books if it _______ tomorrow.A. is rainingB. rainsC. rain( )23.The teacher encourages her students _____ English as much as possible.A. to speakB. speakingC. speak( )24 ________fans would like to go to Brazil to watch the World Cup.A. Million ofB. Millions ofC. Millions( )25. -You look too tired. Why not ________ a rest ?-Sounds good.A. stop havingB. to stop havingC. stop to have( )26. T hese kids practice spoken English joining the English club.A. byB. inC. on( )27.--Could you please _____ in the room?--Oh, I’m sorry.A. not smokingB. not smokeC. not to smoke( )28--- What could I get my mother for Mother's Day?--- getting her some flowers?A. WhyB. What aboutC. Why don't you( )29 When you don't know a word, you can in the dictionary.A. look it upB. set it upC. give it up31 _. Scientists say that people laugh about 17 times a day. T hat is 32 laughter.In India, there are 33 laughter clubs. The people in these clubs get together every morning. First they stretch their hands above their heads. Then they pretend to laugh. Soon everyone is laughing naturally. People say they fee1 good after 34 together.Scientists believe that laughter is good 35 you. 36 ? For one thing, laughter is 37 good exercise. When you laugh, you exercise many muscles in your bodyScientists say that one hundred laughs is the same 38 ten minutes of running. When you laugh, you 39 breathe deeply. This makes you 40 Why do we laugh? That is a hard question 41 . We know that people laugh _ 42 _ in a group. They don't laugh very often when they are alone. Many scientists believe that we use laughter to make friends with 43 . Laughter helps us feel part of a group.In English, people say that laughter is the best 44 . Some think that laughter helps sick people get 45 . Do you think so, too?( )ugh B.do C. does( )32.A.a lot B. many C. a lot of( )33.A.hundred of B. hundreds of C. hundred( )34.A. laugh B. to laugh C .laughing( )35.A.for B.at C. with[来]( )36.A.Why B. What C. How( )37.A.a B. the C./A: But you look upset now. (52) ? B: I got up very early this morning in order to buy a train ticket.But I didn’t buy oneA: (53 )B: Have you bought the train ticket to go home?A: (54) . I’ve bought the train ticket one online. B: Online?A: Yes, it ’s more convenient. I think you can try to buy the ticket online, too. B: OK. I will have a try. (55) .A: You ’re welcome.四、阅读理解 (本题共40分 A.D 部分每小题1分 B C E 部分 每小题2分) (A)Yang Liwei circled the earth 14 times in 21 hours on October 15 and 16, 2003, landing on the grasslands of Inner Mongolia. Looking a little tired, Yang stepped out of Shenzhou V, smiling and waving at the waiting people. “I feel very good.” Yang said to Premier Wen Jiabao on the phone. Yang said to a newspaper, “For our motherlan d and me, this is a great moment.”China’s launch of Shenzhou V shows a higher starting point. It has two special systems (系统) to protect the spaceman, but neither Russian rockets (火箭)nor American ones have.Yang didn’t know that he was chosen as China’s fir st spaceman until just before the launch. Although Yang was excited at the news, he still slept at 8p.m. as usual and was woken up at 8p.m. the next morning. Before the launch, Yang ate Chinese traditional food-dumplings. We all know that travelers usually eat them before going on a journey for good luck.A stamp Success of China First Manned Space Flight was issued (发行)on October 16, 2003, making China the third country to send a spaceman into outer space.( )56. It took Yang Liwei_____ to travel around the earth every circle. A. 6 hours B. 90 minutes C. 2 days D. 21 hours( )57. How did Yang Liwei feel after he came back to the earth?A. Quite tired.B. A little scared.C. Tired but excited.D. A little nervous( )58. Which of the following statement is right?A. There is no difference between China’s spaceship and other countries.B. Yang Liwei knew he would be China’s first spaceman long before.C. From the news, Yang Liwei was too excited to fall asleep.D. Yang was proud of the flight.( )59. What does the underlined word “launch” mean?A. 发射B. 出发C. 制造D. 设计( )60. China issued the stamps to _________.A. leave them in spaceB. give them to Yang Liwei as a rewardC. celebrate the successD. give them to Russian and American spacemen.BCaptain James Cook was a famous English ex plorer(探险者). He was the first European to visit many Pacific islands. He put these islands on maps around the world.James Cook was born in1728. His parents were poor farm workers. James started to work on ships as a sailor when he was eighteen. When he was twenty-seven, he went into the navy(舰队). He fought a war in Canada and made maps of some of the eastern coast there.In1768, the King of England sent him to explore the Pacific Ocean. Cook spent three years on that trip. He went to the Pacific again in 1772 and made maps of the coasts of Australia and New Zealand.He began his third trip in 1776. This time he went to the North Pacific and made maps of the west coast of North America. When he finished making maps there, he went to Hawaii. Then the sailors and the Hawaiians started fighting and some Hawaiians killed Captain Cook.Captain Cook took gifts to the Pacific Islander·. He gave them cattle, sheep, goats and new plants. He was a very good leader of his men. When Captain Cook died, the world 1ost one of the greatest explorers in history.Judge the following sentences true( T) or false( F) according to the passage.( )61.Captain Cook was an explorer of the Pacific Ocean.( )62. Captain Cook was born in Canada.( )63. He was an explorer before he worked on ships.( )64. He took new plans to the Pacific islands.( )65. He made three trips to the Pacific.(C)_.A.MondayB. TuesdayC. Saturday( )67. Jane is twelve years old. She feels uncomfortable today because she has a cold. She can take the medicine _ .A. two pills each time, twice a dayB. one pill each time, three times a dayC. two pills each time, three times a day( )68. Ann does well in English and loves children. She can ca11 _ to ask for a job.A.9817745B.4435667C.3796l74( )69.Alice wants to buy sports shoes for herself. The price is 100yuan. Sheshould only pay _ yuan for them.A.thirtyB.sixtyC.sevenly( )70. Betty wants to be a student helper in the English Study Center She should be goodA. at sportsB. with childrenC. at drawing( D )Once a wicked wizard(邪恶的巫师)was on a visit to a city and stole the tongues(舌头)from the sleeping people and cast a spell(施一个咒语)on them. The spell meant that these tongues could only say bad things about people. Then the wizard returned these tongues to their owners. In very little time, that city was filled with the sound of people saying bad things about each other.On seeing all this, the good wizard decided to do something. She cast a spell on the ears of the city people. Under this spell, no matter when the ears heard people saying bad things, they would close up so that nothing could be heard. Later, the tongues started to feel completely useless. When they realized this, they began to change by saying good things to each other.Until today, the wicked wizard goes on casting the spell on tongues all over the world. But thanks to the good wizard, now people all realize that the best way to end something bad is to pay no attention to it.Fill in the blanks according to the passage .Only one word for each blank.(每空一词)Long ago, a wicked wizard (71) a city and stole the tongues from the sleeping people andcast a spell on them. The spell meant that these tongues could only say bad things about people. Then the wizard returned these tongues to their owners. In very little time that city was (72) of the sound of people saying bad things about each other. A good wizard knew this and she cast a spell on the ears of the city people. Under this spell, (73) the ears heard people saying bad things, they would close up and nothing could be heard.Until today, the wicked wizard (74) casting the spell on tongues throughout the world. But because of the good wizard, now everyone realizes that the best way to (75) something bad is to pay no attention to it.71 72 73 74 75( E )A TV program has become popular in China recently. It has made people all over China become interested in writing Chinese characters(汉字).The increasing use of computers and smart phones has left most young people hardly able to write by hand. Many of them are even unable to remember the 10,000 characters used in daily life without electronic help.CCTV started the Chinese Character Dictation Competition (汉字听写大赛)to improve the population’s handwriting skills. Contestants(参与者)on the show were school pupils, but it was found that 70 % of adults in the audience(观众)were unable to remember how to write the word “chan chu”.Because computers allow people to type characters simply by entering pinyin(拼音), they don’t need to remember how to write them. “The keyboard age has had a big influence on the handwriting of Chinese characters.”Guan Zhengwen, who designed and directed the show said. He added that he hoped to encourage people to keep it alive as an art form.Hao Mingjian, an editor of a magazine, putting his heart into Chinese characters,said,“Learning Chinese characters goes on throughout your life. If you stop using them for a long time, it is very likely that you will forget them.”Answer the questions according to the passage.76. Are Chinese people interested in writing Chinese characters now?77. What has left most young people hardly able to write by hand?78. Why did CCTV start the Chinese Character Dictation Competition?79. How do computers allow people to type characters simply?80. What can you learn from the passage?八、书面表达。

期末素养综合测试卷(二)(原卷版)

期末素养综合测试卷(二)(原卷版)

期末素养综合测试卷(二)限时:90分钟满分:100分范围:第一至第四单元一、选择题(共20小题,每小题2分,共计40分。

每小题只有一个选项是符合题意的)1.(2022湖南娄底期中,1,★☆☆)党的十九届五中全会擘画了中国未来的发展蓝图。

会议指出,过去一年我国坚持稳中求进工作总基调,坚定不移推进改革开放,沉着有力应对各种风险挑战,党和国家各项事业取得新的重大成就。

这表明 ( )①改革开放是引领发展的第一动力②改革开放是强国之路③改革开放是决定当代中国命运的关键抉择④改革开放是民族精神的核心A.①②B.①③C.②③D.③④2.(2022天津河北区期末,1,★☆☆)党的十九届六中全会提出,党和人民百年奋斗,书写了中华民族历史上最恢宏的史诗。

中华民族实现的伟大飞跃包括( )①从站起来、富起来到强起来的伟大飞跃②从站起来到富起来的伟大飞跃③从几千年封建专制政治向人民民主的伟大飞跃④从一穷二白、人口众多的东方大国大步迈进社会主义社会的伟大飞跃A.①②③B.①②④C.②③④D.①②③④3.(2022湖南娄底期中,5,★☆☆)2020年10月,中共中央办公厅、国务院办公厅印发了《深圳建设中国特色社会主义先行示范区综合改革试点实施方案(2020-2025年)》,赋予深圳在重点领域和关键环节改革上更多自主权,支持深圳在更高起点、更高层次、更高目标上推进改革开放。

全面深化改革的原因是( )A.改革创新是民族精神的核心B.改革在不断创新中提升发展品质C.改革开放是我国特色社会主义的本质要求和重要保障D.改革开放是解决我国所有问题的关键4.(2021福建中考,2,★★☆)2021年中央一号文件《中共中央国务院关于全面推进乡村振兴加快农业农村现代化的意见》为推进“三农”工作指明了方向。

下列实现乡村全面振兴的推进路径,排序正确的是( )①农业农村现代化基本实现②乡村振兴全面进入实施阶段③农业强、农村美、农民富全面实现A.①-②-③B.①-③-②C.②-①-③D.②-③-①5.(2022青海海东互助期末,8,★☆☆)读下面漫画《助推》,你感悟到( )A.创业创新是我国当前的中心工作B.国家鼓励支持大众创业政策扶持C.政策扶持是创业成功的最主要因素D.个人是社会创新的重要力量6.(2022广东佛山顺德期末,5,★☆☆)全过程人民民主是中国共产党带领全国各族人民致力于革命、建设和改革实践中形成的独特政治成果和伟大的制度创举,具有中国特色社会主义民主的鲜明特点和独特优势。

浙教版2022-2023学年八年级上学期期末数学模拟测试卷(二)(解析版)

浙教版2022-2023学年八年级上学期期末数学模拟测试卷(二)(解析版)

浙教版2022-2023学年八年级上学期期末数学模拟测试卷(二)(解析版)一、选择题(本大题有10小题,每小题3分,共30分)下面每小题给出的四个选项中,只有一个是正确的.1.下列图案中,不是轴对称图形的是()A.B.C.D.【答案】C【解析】A、是轴对称图形,不符合题意;B、是轴对称图形,不符合题意;C、不是轴对称图形,符合题意;D、是轴对称图形,不符合题意;故答案为:C.2.在圆周长计算公式C=2πr中,对半径不同的圆,变量有()A.C,r B.C,π,r C.C,πD.C,2π,r【答案】A【解析】∵在圆的周长公式C=2πr中,C与r是改变的,π是不变的;∴变量是C,r,常量是2π.故选A.3.若实数a,b满足a>b,则下列不等式一定成立的是()A.a>b+2B.a﹣1>b﹣2C.﹣a>﹣b D.a2>b2【答案】B【解析】当a>b时,a>b+2不一定成立,故错误;当a>b时,a﹣1>b﹣1>b﹣2,成立,当a>b时,﹣a<﹣b,故错误;当a>b时,a2>b2不一定成立,故错误;故答案为:B.4.仔细观察用直尺和圆规作一个角等于已知角的示意图,请根据三角形全等的有关知识,说明画出∠AOB=∠CPD的依据是()A.SAS B.AAS C.ASA D.SSS【答案】D【解析】由作法易得OG=PM,OH=PN,GH=MN,在△GOH与△MPN中,{OG=PM OH=PN GH=MN,∴△GOH≌△MPN(SSS),∴∠AOB=∠CPD(全等三角形的对应角相等).故答案为:D.5.已知点A的坐标为(1,2),直线AB∥x轴,且AB=5,则点B的坐标为()A.(5,2)或(4,2)B.(6,2)或(-4,2)C.(6,2)或(-5,2)D.(1,7)或(1,-3)【答案】B【解析】∵AB∥x轴,点A的坐标为(1,2),∴点B 的纵坐标为2, ∵AB=5,∴点B 在点A 的左边时,横坐标为1-5=-4, 点B 在点A 的右边时,横坐标为1+5=6, ∴点B 的坐标为(-4,2)或(6,2). 故答案为:B .6.已知等腰三角形中有一个角等于 40° ,则这个等腰三角形的顶角的度数为( ) A .40° B .100° C .40° 或 70° D .40° 或 100° 【答案】D【解析】∵等腰三角形中有一个角等于40°,∴①若40°为顶角,则这个等腰三角形的顶角的度数为40°;②若40°为底角,则这个等腰三角形的顶角的度数为:180°-40°×2=100°. ∴这个等腰三角形的顶角的度数为:40°或100°. 故答案为:D.7.如图,在∥ABC 中,∥B =46°,∥C =52°,AD 平分∥BAC ,交BC 于点D ,DE∥AB ,交AC 于点E ,则∥ADE =( )A .45°B .41°C .40°D .50° 【答案】B【解析】∵∥B =46°,∥C =52°,∴∥BAC =180°-∥B -∥C =180°-46°-52°=82°, 又∵AD 平分∥BAC ,∴∥BAD =∥BAC =12×82°=41°,∵DE∥AB ,∴∥ADE =∥BAD =41°. 故答案为:B .8.在平面直角坐标系中,若点(x 1,-1),(x 2,-2),(x 3,1)都在直线y=-2x+b 上,则x 1,x 2,x 3的大小关系是( ) A .x 1>x 2>x 3 B .x 3>x 2>x 1 C .x 2>x 1>x 3 D .x 2>x 3>x 1 【答案】C【解析】∵y=-2x+b 中k=-2<0 ∴y 随x 的增大而减小 ∵-2<-1<1 ∴x 2>x 1>x 3. 故答案为:C.9.在∥ABC 中,AB=15,AC=13,BC 上的高AD 长为12,则∥ABC 的面积为( ) A .84 B .24 C .24或84 D .42或84 【答案】C 【解析】(1)∥ABC 为锐角三角形,高AD 在三角形ABC 的内部, ∴BD= √AB 2−AD 2 =9,CD= √AC 2−AD 2 =5, ∴∥ABC 的面积为 12×(9+5)×12 =84,( 2 )∥ABC 为钝角三角形,高AD 在三角形ABC 的外部,∴BD= √AB 2−AD 2 =9,CD= √AC 2−AD 2 =5,∴∥ABC 的面积为 12×(9−5)×12 =24,故答案为:C.10.定义:∥ABC 中,一个内角的度数为 α ,另一个内角的度数为 β ,若满足 α+2β=90° ,则称这个三角形为“准直角三角形”.如图,在Rt∥ABC 中,∥C=90°, AC=8,BC=6,D 是BC 上的一个动点,连接AD ,若∥ABD 是“准直角三角形”,则CD 的长是( )A .127B .2413C .83D .135【答案】C【解析】如图,过D 作DE∥AB ,∵∥C=90°,∴AB=√AC 2+BC 2=√82+62=10, ∴设∥ABD= α,∥BAD= β ,∵∥BAD+∥CAD+∥ABD=90°, 即α+β+∥CAD=90°∵, ∴∥CAD=∥BAD=β,∴AD 是∥CAB 的平分线, ∴DE=DC ,AE=AC ,BE=AB -AE=10-8=2, 设DC=DE=x, 则BD=BC -DC=6-x, ∵BD 2=BE 2+DE 2, ∴(6-x )2=22+x 2, 整理得12x=32, ∴x=83.故答案为:C.二、填空题(本大题有6小题,每小题4分,共24分)要注意认真看清题目的条件和要填写的内容,尽量完整地填写答案. 11.如果点P (6,1+m )在第四象限,m 的取值范围是 . 【答案】m <﹣1【解析】∵点P (6,1+m )在第四象限, ∴1+m <0,解得:m <﹣1, 故答案为:m <﹣1.12.已知一个三角形三边的长分别为 √5,√10,√15 ,则这个三角形的面积是 .【答案】52√2【解析】∵(√5)2+(√10)2=15 , (√15)2=15 ,∴(√5)2+(√10)2=(√15)2 , ∴该三角形为直角三角形,∴其面积为 12×√5×√10=52√2 ,故答案为: 52√2 .13.在平面直角坐标系中,直线y =−34x +3与x 轴、y 轴交于点A 、B ,点C 在x 轴负半轴上,若ΔABC 为等腰三角形,则点C 的坐标为 . 【答案】(-4,0)或(-1,0)【解析】直线y =−34x +3与x 轴、y 轴交于点A 、B ,则点A 的坐标为(4,0),点B 的坐标为(0,3),∴AB =√OA 2+OB 2=5. 分两种情况考虑,如图所示.①当BA=BC 时,OC =OA =4, ∴点C 1的坐标为 (-4,0) ;②当AB=AC 时,∵AB =5,OA =4, ∴OC =5−4=1,∴点C 2的坐标为 (-1,0) .∴点C 的坐标为为(-4,0)或(-1,0). 故答案为:(-4,0)或(-1,0).14.如图,六边形 ABCDEF 的六个内角都等于120°,若 AB =BC =CD =6cm , DE =4cm ,则这个六边形的周长等于 cm .【答案】34【解析】如图,分别作AB 、CD 、EF 的延长线和反向延长线,使它们交于点G 、H 、P ,∵六边形ABCDEF的六个角都是120°,∴六边形ABCDEF的每一个外角的度数都是60°,∴∥APF、∥BGC、∥DHE、∥GHP都是等边三角形,∴GC=BC=6cm,DH=DE=4cm,PF=PA=FA,∴GH=6+6+4=16cm,∴FA=PA=PG-AB-BG=16-6-6=4cm,EF=PH-PF-EH=16-4-4=8cm,∴六边形的周长为6+6+6+4+8+4=34cm.故答案为:34.15.如图,在Rt△ABC中,∠ACB=90∘,∠A>∠B,将△ABC第一次沿折痕CE折叠,使得点A能落在BC上,铺平后,将∠B沿折痕GF折叠,使点B与点A重合,FG分别交BC边,AB边于点F,点G,CD是斜边上的高线,若∠DCE=∠B,则BFCE=.【答案】√2【解析】连接AF,∵将△ABC第一次沿折痕CE折叠,使得点A能落在BC上,∴∠ACE=∠BCE=45°,∵将∠B沿折痕GF折叠,使点B与点A重合,∴∠B=∠FAB,FA=FB,∵∠ACD+∠DCB=∠B+∠DCB=90°,∴∠ACD=∠B,∵∠DCE=∠B,∴∠ACD=∠DCE=∠B=12∠ACE=22.5°,∴∠AFC=∠B+∠FAB=2∠B=45°,∴△AFC为等腰直角三角形,设AC=CF=a,则AF=√a2+a2=√2a,∵∠CAB=90°−∠B=67.5°,∠CEA=∠B+∠BCE=67.5°,即∠CAE=∠CEA,∴CA=CE,∴BF CE=AFCA=√2aa=√2,故答案为:√2.16.在∥ABC中,∥C=90°,D是边BC上一点,连接AD,若∥BAD+3∥CAD=90°,DC=a,BD =b,则AB=. (用含a,b的式子表示)【答案】2a+b【解析】如图,延长BC至点E,使CE=CD,连接AE,∵∥ACB=90°,∴∥CAB+∥B=90°,AC∥CD,∵∥BAD+3∥CAD=90°,∥BAD+∥CAD=∥BAC,∴∥B=2∥CAD,∵CE=CD,AC∥CD,∴AC垂直平分ED,∴AE=AD,即∥AED是等腰三角形,∴∥EAC=∥CAD,∴∥EAD=2∥CAD=∥B,∴∥EAB=∥B+∥BAD,∵∥E=∥ADE=∥B+∥BAD,∴∥E=∥EAB,∴AB=EB,∵EB=EC+CD+BD=a+a+b=2a+b,∴AB=2a+b.故填:2a+b.三、解答题(本题有8小题,第17~19题每题6分,第20、21题每题8分,第22、23题每题10分,第24题12分,共66分)解答应写出文字说明,证明过程或推演步骤.17.解下列不等式(组).(1)3(x﹣1)﹣5<2x;(2){1−2x−23⩽5−3x2 3−2x>1−3x【答案】(1)解:去括号得:3x﹣3﹣5<2x,移项得:3x﹣2x<3+5,合并得:x<8(2)解:{1−2x−23⩽5−3x2①3−2x>1−3x②,由①得:x≤1,由②得:x>﹣2,∴原不等式组的解集为﹣2<x≤118.如图,已知∠BAC,用三种不同的方法画出∠BAC的平分线.要求:( 1 )画图工具:带有刻度的直角三角板; ( 2 )保留画图痕迹,简要写出画法.【答案】 解:①在AC 上取线段AD ,AB 上取线段AE ,使AE =AD ,再连接DE ,并取DE 中点F ,最后连接AF 并延长,则AF 即为∠BAC 的平分线;②在AC 上取线段AG ,AB 上取线段AH ,使AG =AH .再过点G 作GJ ⊥AC ,过点H 作IH ⊥AB ,GJ 和HI 交于点K ,最后连接AK 并延长,则AK 即为∠BAC 的平分线;③在AC 上取线段AR ,在AB 上取线段AP ,使AR=AP ,过点P 作PQ//AC ,再在PQ 上取线段PO ,使PO=AR ,连接AO 并延长,则AO 即为∠BAC 的平分线.19.已知点P (32a +2,2a −3),根据下列条件,求出点P 的坐标.(1)点P 在y 轴上;(2)点Q 的坐标为(-3,3),直线PQ ∥x 轴. 【答案】(1)解:∵点P 在y 轴上, ∴点P 的横坐标为0,即32a +2=0解得:a =−43,∴2a −3=2×(−43)−3=−173,∴点P 的坐标为(0,−173);(2)解:∵直线PQ ∥x 轴,∴点P 、Q 的纵坐标相等,即2a −3=3,解得:a =3,∴32a +2=32×3+2=132∴点P 的坐标为(132,3).20.如图,AD 是∥ABC 的高,CE 是∥ACB 的角平分线,F 是AC 中点,∥ACB =50°,∥BAD =65°.(1)求∥AEC 的度数;(2)若∥BCF 与∥BAF 的周长差为3,AB =7,AC =4,则BC = . 【答案】(1)解:∵AD 是∥ABC 的高, ∴∥ADB =90°, ∵∥BAD =65°,∴∥ABD =90°﹣65°=25°,∵CE 是∥ACB 的角平分线,∥ACB =50°, ∴∥ECB = 12∥ACB =25°,∴∥AEC =∥ABD+∥ECB =25°+25°=50° (2)10 【解析】(2)∵F 是AC 中点, ∴AF =FC ,∵∥BCF 与∥BAF 的周长差为3,∴(BC+CF+BF )﹣(AB+AF+BF )=3, ∴BC ﹣AB =3, ∵AB =7, ∴BC =10, 故答案为:10.21.如图,在一条绷紧的绳索一端系着一艘小船.河岸上一男孩拽着绳子另一端向右走,绳端从C 移动到E ,同时小船从A 移动到B ,且绳长始终保持不变.A 、B 、F 三点在一条直线上,CF ⊥AF .回答下列问题:(1)根据题意可知:AC BC +CE (填“>”、“<”、“=”).(2)若CF =6米,AF =8米,AB =3米,求小男孩需向右移动的距离(结果保留根号). 【答案】(1)=(2)解:∵A 、B 、F 三点共线, ∴在Rt △CFA 中,AC =√AF 2+CF 2=10,∵BF =AF −AB =8−3=5, ∴在Rt △CFB 中,BC =√CF 2+BF 2=√61, 由(1)可得:AC =BC +CE , ∴CE =AC −BC =10−√61,∴小男孩需移动的距离为(10−√61)米. 【解析】(1)∵AC 的长度是男孩拽之前的绳长,(BC +CE)是男孩拽之后的绳长,绳长始终未变, ∴AC =BC +CE ,故答案为:=;22.每年11月份脐橙和蜜桔进入销售旺季.某水果专销商购进脐橙和蜜桔共1000箱.设购进蜜桔x(2)为了迎接“双11”活动,商家决定进行组合促销活动:两种水果各一箱打包成一组,售价为55元/组,其组数为购进蜜桔箱数的 15,未打包的按原价出售.若这两种水果全部卖出,利润不少于6500元,则该商家至少要购进蜜桔多少箱? 【答案】(1)解:售完1000箱水果所获得的利润为8x +6(1000−x)=2x +6000(2)解:由题意可知,购进蜜桔x 箱,则脐橙(1000-x)箱8⋅45x +6⋅(1000−x −15x)+10⋅15x ≥6500 解得 x ≥41623∵x 为整数,且为5的倍数 ∴至少为420箱.23.在等腰三角形∥ABC 中,AC =BC ,D 、E 分别为AB 、BC 上一点,∠CDE =∠A .(1)如图1,若BC =BD ,求证:△ADC ≅△BED ;(2)如图2,过点C 作CH ⊥DE ,垂足为H ,若CD =BD ,EH =3. ①求证:CE =DE ; ②求CE -BE 的值. 【答案】(1)证明:∵AC =BC ,∠CDE =∠A , ∴∠A =∠B =∠CDE ,∵∠CDB =∠A +∠ACD =∠CDE +∠BDE , ∴∠ACD =∠BDE . 又∵BC =BD , ∴BD =AC .在∥ADC 和∥BED 中,{∠ACD =∠BDE AC =BD ∠A =∠B△ADC ≅△BED(ASA)(2)解:①证明:∵CD =BD , ∴∠B =∠DCB .由(1)知:∠CDE =∠B , ∴∠DCB =∠CDE , ∴CE =DE ;②如图,在DE 上取点F ,使DF =BE ,在∥CDF 和∥DBE 中, {DF =BE ∠CDE =∠B CD =BD, ∴△CDF ≅△DBE(SAS), ∴CF =DE =CE , 又∵CH ⊥EF , ∴FH =HE ,∴CE −BE =DE −DF =EF =2HE =2×3=6.24.如图1,一次函数y =43x+4的图象与x 轴、y 轴分别交于点A 、B.(1)则点A 的坐标为 ,点B 的坐标为 ; (2)如图2,点P 为y 轴上的动点,以点P 为圆心,PB 长为半径画弧,与BA 的延长线交于点E ,连接PE ,已知PB =PE ,求证:∥BPE =2∥OAB ;(3)在(2)的条件下,如图3,连接PA ,以PA 为腰作等腰三角形PAQ ,其中PA =PQ ,∥APQ =2∥OAB.连接OQ.①则图中(不添加其他辅助线)与∥EPA 相等的角有 ;(都写出来) ②试求线段OQ 长的最小值. 【答案】(1)(﹣3,0);(0,4)(2)证明:如图2中,设∥ABO =α,则∥OAB =90°﹣α, ∵PB =PE ,∴∥PBE =∥PEB =α,∴∥BPE =180°﹣∥PBE ﹣∥PEB =180°﹣2α=2(90°﹣α), ∴∥BPE =2∥OAB.(3)①∥QPO ,∥BAQ ;②如图3中,连接BQ 交x 轴于T.∵AP =PQ ,PE =PB ,∥APQ =∥BPE , ∴∥APE =∥QPB ,在∥APE 和∥QPB 中,{PA=PQ∠APE=∠QPBPE=PB,∴∥APE∥∥QPB(SAS),∴∥AEP=∥QBP,∵∥AEP=∥EBP,∴∥ABO=∥QBP,∵∥ABO+∥BAO=90°,∥OBT+∥OTB=90°,∴∥BAO=∥BTO,∴BA=BT,∵BO∥A T,∴OA=OT,∴直线BT的解析式为为:y=﹣43x+4 ,∴点Q在直线上y=﹣43x+4运动,∵B(0,4),T(3,0).∴BT=5.当OQ∥BT时,OQ最小.∵S∥BOT=12×3×4=12×5×OQ.∴OQ=12 5.∴线段OQ长的最小值为12 5.【解析】(1)解:在y=43x+4中,令y=0,得0=43x+4,解得x=﹣3,∴A(﹣3,0),在y=43x+4中,令x=0,得y=4,∴B(0,4);故答案为:(﹣3,0),(0,4);(3)解:①结论:∥QPO,∥BAQ理由:如图3中,∵∥APQ=2∥OAB,∥BPE=2∥OAB,∴∥APQ=∥BPE.∴∥APQ﹣∥APB=∥BPE﹣∥APB.∴∥QPO=∥EPA.又∵PE=PB,AP=PQ∴∥PEB=∥PBE=∥PAQ=∥AQP.∴∥BAQ=180°﹣∥EAQ=180°﹣∥APQ=∥EPA.∴与∥EPA相等的角有∥QPO,∥BAQ.故答案为:∥QPO,∥BAQ;。

苏教版六年级数学第一学期期末测试卷(二)

苏教版六年级数学第一学期期末测试卷(二)

第1页 共6页2021年秋学期期末学情调研六年级数学基础部分(70分)一、仔细推敲,我会选。

(每题1分,共7分)1.李大爷家养了2头牛和7头猪,如果1头牛的质量相当于5头猪的质量,那么这些牛和猪的总质量相当于( )头猪的质量。

A. 9B. 15C. 17D.19 2.数学课上,明明用学具搭一个长方体框架,搭了其中三根,就能决定这个长方体的形状与大小的是( )。

A.B.C.D.3.小红从同一棵树上摘下一些形状相似的树叶,测量了每片树叶的长与宽,下列说法不正确的是( )。

A.同一种树叶长与宽的比值比较接近B.比值接近的不同树叶形状也相似C.树叶长与宽的比值越接近1,树叶越狭长D.树叶长与宽比值越大,树叶越狭长4.“一堆货物有43吨,第一次运走了51吨,第二次运走了总数的53”。

算式“515343-⨯”解决的问题是( )。

A .两次一共运走多少吨B .还剩多少吨C .第二次运走了多少吨D .第二次比第一次多运多少吨5.六年级一班的人数在40~50之间,若男生与女生的人数比为4:5,要求全班有多少人,下面符合的是( )人。

A.42B.45C.48D.506.下面四幅图中的a 和b 表示不同的数,则图( )中的a 和b 互为倒数。

A.三角形的面积为1B.线段的总长度为1C.长方形的面积为1D.长方体的体积为17.学校生物小组做大豆种子发芽试验,结果未发芽的粒数与发芽的粒数比是1:4,这批大豆的发芽率是( )。

A. 80%B. 75%C. 25%D. 20%第2页 共6页二、用心思考,我会填。

(每空1分,共20分) 8.12÷( )=0.75=3:( )=( )% 9.在( )里填上合适的单位或数。

(1)一个集装箱的体积约是40( )(2) 一个茶杯的容量约300( )(3)53时=( )分 (4)650毫升=( )升10.比52米多32是( )米,30比40少( )%。

11.至少要( )个小正方体才能拼成一个大正方体,一种正方体的工艺蜡烛盒,四周和底面都是玻璃,棱长6厘米。

部编版语文五年级下册 期末质量监测卷 附答案 (5)

部编版语文五年级下册 期末质量监测卷 附答案 (5)

部编版语文五年级下册期末测试卷(二)时间:90分钟满分:100分第一部分积累与运用(32分)1.[易错]下列加点字的读音全部正确的一项是( )。

(2分) A.监督.(dū) 哗.笑(huā) 顽劣.(liè) 憎.恶(zēnɡ)B.喉.咙(hóu) 徘徊.(huái) 伤疤.(bā) 清澈.(cè)C.踌躇.(zhù) 放肆.(sì) 附庸.(yōng) 镌.刻(juān)D.窈.窕(yǎo) 涟漪.(yī) 困窘.(jiǒng) 薄.弱(bó) 2.[易错]下列词语中有错别字的一组是( )。

(2分)A.钮扣遮掩崭新B.摔跤粉刷衔接C.呐喊瞄准侵犯D.发怔芝麻损失3.“人而无信,不知其可也”中“信”的意思是( )。

(2分) A.相信 B.信用C.消息D.信件4.将下面句子合并为一句话,恰当的关联词是( )。

(2分) 猴子显然知道大家拿它取乐。

猴子更加放肆起来。

A.不但……还……B.因为……所以……C.即使……也……D.一边……一边……5.填入下面句子横线处的词语,正确的一组是( )。

(2分)(1) 外祖父________回到自己的祖国。

(2) 我们不能辜负师长对我们的________。

(3) 蜻蜓飞得那么快,别________追上它。

A.指望渴望期望B.期望渴望指望C.渴望指望期望D.渴望期望指望6.对下面广告词中的错别字修改有误的一项是( )。

(2分) A.某热水器广告词:随心所浴——“浴”改为“裕”B.某摩托车广告词:骑乐无穷——“骑”改为“其”C.某洗衣机广告词:闲妻良母——“闲”改为“贤”D.某止咳药广告词:咳不容缓——“咳”改为“刻”7.下面歇后语中不带四大名著里人物名字的一项是( )。

(2分)A.梁山泊的军师——无(吴)用B.孔夫子搬家——尽是输(书)C.董卓进京——来者不善D.猪八戒照镜子——里外不是人8.下列句子没有语病的一项是( )(2分)A.爷爷在汽车边站定,慈祥地望着前来送行的乡亲们。

2022-2023学年部编版语文六年级上册期末考试测试卷及答案(3套)

2022-2023学年部编版语文六年级上册期末考试测试卷及答案(3套)

2022-2023学年部编版语文六年上册期末考试测试卷及答案(一)一、快乐拼音吧。

(13分)1.给下面的字选择正确的读音,用“√”标出来。

(3分)善哉.(zāi zhāi) 曝.书画(bào pù) 恬.静(tián qià)胭.脂(yīn yān) 不朽.(xiǔ xuǐ) 敷.药(fū fú)2.读拼音,写汉字。

(10分)(1)我躲在帐pènɡ里,没有被雨lín着。

西边的天空出现了彩hónɡ,一只喜què也叫起来,天晴了。

(2)ɡuǒ着蓝色“纱衣”的地球,就用一位和ǎi的母亲,kānɡkǎi的为人类提供zī源。

我们要保护她,不能làn用化学药剂。

二、开心词语岛。

(14分)1.给句子中加点的字选择正确的解释。

(4分)A. 打击乐器B.膨胀C.发动D.弹(1) 锣鼓.队的队员们给大家带来了精彩的表演。

()(2)好政策让村民们的腰包鼓.起来了。

()(3)伯牙鼓.琴,锺子期听之。

()(4)老师鼓.励我们坚持练字。

()2.词语巧搭配。

(3分)____ _的烛光______的月光______的浪花______的琴声______的意志______的小路3.选词填空。

(3分)美丽美好美妙(1)兄妹俩被()的琴声陶醉了。

(2)妈妈在我心中是全世界最()的女人。

(3)()的未来靠我们自己去创造。

4.补充成语。

(4分)囫囵()枣张()李戴恍()大悟一知()解()籁之音余音绕()轻歌()舞行()流水三、和谐句子家。

(9分)1.补充句子。

(3分)锺子期死,,,。

2.按要求,写句子。

(6分)(1)天空中挂着圆月。

(扩句)(2)海边的沙地上种着一望无际的碧绿的西瓜。

(缩句)(3)你想,四周黑洞洞的,还不容易碰壁吗?”(改成陈述句)四、课文回顾站。

(13分)1. “有的人活着,他已经死了;有的人死了,他还活着。

”对这节诗的内容理解不正确的是()。

  1. 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
  2. 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
  3. 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。
相关文档
最新文档