七年级下第一次月考试卷---附答案
1 七年级语文第一次阶段性测试 (试卷满分100分 时间120分钟) 一、积累与运用(25分) 1、阅读下面一段文字,根据拼音写汉字。(4分) 四季景色千zī ( )百态,美不胜收。翠绿的春天,小草萌发,百花盛开,美丽的自然勃发出生机与朝气;火红的夏天,jiāo( )阳似火,万物生长,热烈的自然zhàn( )放出活力和激情;金黄的秋天,天高云淡,果熟稻香,成熟的自然收获着自豪与荣光;洁白的冬天,水瘦山寒,玉树琼枝,沉默的自然yùn( )育着希望与梦想。
汉字
2、下列各句中标点符号使用有误的一项是(2分) ( ) A、今年是太阳活动较频繁的一年,“天宫一号”成功发射进入轨道后的空间环境成为各方关注的问题。 B、芝兰生于深谷,不以无人而不芳;君子修道立德,不为困苦而改节。 C、日本福岛核电站爆炸,我们很想知道它对我国的哪些城市有影响? D、柠檬黄色素、玉米香精、糖精钠等都是国家允许使用的添加剂,但使用的范围是有限的,不是所有食品都适用。 3、下列各句中,加点的成语使用恰当的一项是(2分) ( ) A.广交会为企业提供了内外贸对接的契机,但这种对接不可能一蹴而就....,
绝大多数出口企业由于不熟悉国内市场,即使有意内销也无从下手。 B.厄尔尼诺现象是导致今年异乎寻常的暖冬的罪魁祸首。专家预测,2012年将是有史以来最热的年份之一,对此人们心有余悸....。
C.近阶段,毒黄瓜、瘦肉精、染色馒头、地沟油、塑化剂„„种种食品安全问题如雨后春笋....般地出现在公众面前,令人谈“食”色变。
D.阅读经典著作,会使我们不知不觉地在潜移默化....中受到崇高风范和人格力量的熏陶,从而实现自己思想境界和道德情操的升华。 4、下面语段中有三个病句,请找出并改正。(3分) ⑴ 国家发改委列举了使用塑料购物袋所造成的种种危害,并倡导消费者重拎布袋子、重提菜篮子。⑵ 超薄塑料购物袋已经被列为淘汰类产品,禁止在全国生产、使用和销售。⑶ 国家发改委领导表示,对执法不力的,要依法追究有关主管部门和执法机构负责人及相关责任人。⑷ 同时,全社会要营造大力限产限 2
售限用塑料购物袋的良好氛围。 _______________________________________________________________________________________________________________________________________________________________________________________________________________ 5、根据提示填写课文原句。(11分) ① _____________________,禅房花木深。 ② 山光悦鸟性,____________________。 ③ 戎马关山北,_____________________。 ④ 油蛉在这里低唱,______________________。 ⑤还可以摘到覆盆子,______________________,_________________,___________________________。 ⑥ 同写岳阳楼,孟浩然“气蒸云梦泽,波撼岳阳城”气势磅礴,而杜甫的“_______________,________________”两句境界开阔,气象宏大,可与孟浩然的诗句媲美。 ⑦ 赏月是传统习俗,请你写出一句描写“月”的古诗词名句:__________________,______________________。 6、用手机短信交流信息,便捷又时尚。短信的编写,要求语言简练,精美。如下面这条教师节短信:“您是一把伞,为我遮风蔽雨;您是一盏灯,为我照亮前程,衷心祝福您,我永远敬爱的老师!”这不仅符合短信编写的要求,而且很好地表达了学生的心意。母亲节快到了,请你仿用这条短信的修辞手法(比喻),给你的妈妈拟写一条母亲节短信。(3分) _______________________________________________________________________________________________________________________________________________________________________________________________________________
二、阅读理解 (一)、阅读下面这首唐诗,然后回答问题。 (3分 ) 新晴野望 【王维 】 新晴原野旷,极目无氛垢。郭门临渡头,村树连溪口。 白水明田外,碧峰出山后。农月无闲人,倾家事南亩。 【注】:尘垢:尘埃。 7、诗歌写出了雨后初晴原野的什么特点?(1分) _____________________________________________________________________ 8、全诗表达了诗人怎样的思想感情?(2分) 3
_____________________________________________________________________ (二)阅读下面的文言文,完成相关练习。(12分) 任末好学 任末年十四时,学无常师,负笈不远险阻。每言:“人若不学,则何以成?”或依林木之下,编茅为庵,削荆为笔,刻树汁为墨。夜则映星望月,暗则缕麻蒿以自照。观书有合意者,题其衣裳,以记其事。门徒悦其勤学,更以净衣易之。非圣人之言不视。临终诫曰:“夫人好学,虽死犹存;不学者,虽存,谓之行尸走肉耳!” 9、解释下列加点的字(4分) ① 或.依林木之下 ( ) ② 题.其衣裳 ( )
③更以净衣易.之 ( ) ④ 谓之行尸走肉耳. ( ) 10、翻译句子。(4分) ⑴ 每言:“人若不学,则何以成?” __________________________________________________________________ ⑵ 普颜色不变,跪而拾之以归。 _____________________________________________________________________ 11、成语“行尸走肉”的出典就在任末临终的诫语中,它的意思是指:(2分)_____________________________________________________________________ 12、读了本文,你由此受到什么启发?(2分) ____________________________________________________________________ _____________________________________________________________________
(三)阅读《从百草园到三味书屋》选段,完成相关练习。(8分) 三味书屋后面也有一个园,虽然小,但在那里也可以爬上花坛去折腊梅花,在地上或桂花树上寻蝉蜕。最好的工作是捉了苍蝇喂蚂蚁,静悄悄地没有声音。然而同窗们到园里的太多,太久,可就不行了,先生在书房里便大叫起来:—— “人都到那里去了?” 人们便一个一个陆续走回去;一同回去,也不行的。他有一条戒尺,但是不常用,也有罚跪的规矩,但也不常用,普通总不过瞪几眼,大声道:—— “读书!” 于是大家放开喉咙读一阵书,真是人声鼎沸。有念“仁远乎哉我欲仁斯仁至矣”的,有念“笑人齿缺曰狗窦大开”的,有念“上九潜龙勿用”的,有念“厥土下上上错厥贡苞茅橘柚”的……先生自己也念书。后来,我们的声音便低下去,静下去了,只有他还大声朗读着:—— 4
“铁如意,指挥倜傥,一座皆惊呢~~;金叵罗,颠倒淋漓噫,千杯未醉嗬~~……” 我疑心这是极好的文章,因为读到这里,他总是微笑起来,而且将头仰起,摇着,向后面拗过去,拗过去。 先生读书入神的时候,于我们是很相宜的。有几个便用纸糊的盔甲套在指甲上做戏。我是画画儿,用一种叫作“荆川纸”的,蒙在小说的绣像上一个个描下来,像习字时候的影写一样。读的书多起来,画的画也多起来;书没有读成,画的成绩却不少了,最成片断的是《荡寇志》和《西游记》的绣像,都有一大本。后来,因为要钱用,卖给一个有钱的同窗了。他的父亲是开锡箔店的;听说现在自己已经做了店主,而且快要升到绅士的地位了。这东西早已没有了罢。 13、阅读选段,请用简要的语言概括出“我”在三味书屋读书时的几个生活片段。(3分) __________________________________________________________________________________________________________________________________________ 14、选文语言准确,传神、逼真,请选择自己喜欢的一处,说说其表达效果。(2分) __________________________________________________________________________________________________________________________________________ 15、如果你刚上学,老师就让你学像文中学生所读的内容,你会感兴趣吗?为什么?你又会对教育部门提哪些建议呢?(3分) _______________________________________________________________________________________________________________________________________________________________________________________________________________
(四)阅读陈祖芬的《快乐,让我们一起慢慢变小》,完成相关练习。(12分) 快乐,让我们一起慢慢变小 陈祖芬 ①我从伦敦带回一只大皮鞋。不是一双,是一只。高大的鞋帮,一侧有六格窗户,另一侧一扭开关,整侧鞋帮便成一扇打开的大门。鞋帮上端是可爱的红瓦屋顶和伸出的二层楼的小窗户。笨头笨脑的鞋头上,还有一扇可以拉下的小门。门一拉下,就是一个个台阶,小兔、小猪、小鸟、小松鼠,还有好多小动物,顺着台阶几步就可以径直走进大皮鞋里。 ②我儿时有一本大约半尺见方的画着彩图的书:《大皮鞋》,封面上就画着完全一样的一只大皮鞋。我常常看着小兔、小猪们快乐地在大皮鞋里出出进进。后
2022-2023学年山东省枣庄市滕州市龙泉街道滕东中学七年级(下)第一次月考生物试卷(附答案详解)
2022-2023学年山东省枣庄市滕州市龙泉街道滕东中学七年级(下)第一次月考生物试卷1. 下列营养物质中,能为人体生命活动提供能量的是()①蛋白质②无机盐③糖类④水⑤脂肪A. ①②⑤B. ②③⑤C. ①③⑤D. ③④⑤2. 《中国居民膳食指南(2022)》中提出了平衡膳食八准则:一、食物多样,合理搭配;二、吃动平衡,健康体重;三、多吃蔬果、奶类、全谷、大豆;四、适量吃鱼、禽、蛋、瘦肉;五、少盐少油,控糖限酒;六、规律进餐,足量饮水;七、会烹会选,会看标签;八、公筷分餐,杜绝浪费。
其中第四条准则有助于补充我们人体所需的()A. 糖类B. 维生素C. 蛋白质D. 脂肪3. 维生素C的水溶液能使高锰酸钾溶液褪色。
某兴趣小组选取甲、乙、丙、丁4种果蔬研磨成汁,并用统一规格的滴管,将它们分别滴入到2毫升相同浓度的高锰酸钾溶液中,使之褪色的滴数如下表:A. 甲B. 乙C. 丙D. 丁4. 《舌尖上的中国》介绍了我国各地的特色美食,如山西花馍、兰州拉面、嘉兴肉粽等,展示了我国多彩的饮食文化。
下列关于食物中各类营养物质的叙述,错误的是()A. 蛋白质是构成人体细胞的基本物质B. 脂肪作为备用能源物质,可以为生命活动提供能量C. 无机盐在人体内的含量很少,对人体的正常生理活动几乎没有作用D. 人体的供能物质有糖类、脂肪和蛋白质,其中糖类是最主要的供能物质5. 青少年因挑食、偏食常导致某些疾病的发生,下列疾病与病因对应错误的是()A. 夜盲症——缺乏维生素B1B. 佝偻病——缺乏含钙的无机盐C. 皮肤干燥——缺乏维生素AD. 贫血——缺乏含铁的无机盐6. 小明吃西瓜时不小心将一粒西瓜子咽下去,下列哪一条是西瓜子的“旅行路线”?()A. 口腔→咽→食道→胃→小肠→大肠→肛门B. 口腔→胃→食道→小肠→大肠→肛门C. 口腔→大肠→食道→胃→小肠→大肠→肛门D. 口腔→食道→胃→大肠→小肠→肛门7. 在消化系统中,淀粉、蛋白质和脂肪进行化学消化的开始部位依次是()A. 口腔、胃、小肠B. 小肠、胃、口腔C. 胃、小肠、口腔D. 胃、口腔、小肠8. 如图为消化系统的部分结构,下列有关分析错误的是()A. ①的消化液含有消化脂肪的酶B. ②分泌的消化液不能消化淀粉C. ③的酶能消化糖类、脂肪和蛋白质D. ⑤既能消化食物,又能吸收营养9. 下列有关小肠的结构特点与其吸收功能相适应的是()①小肠长5~6米②小肠壁的内表面有大量环形皱襞,皱襞上有许多小肠绒毛③小肠绒毛壁、毛细血管壁均只由一层上皮细胞构成④小肠内有多种消化液A. ①②④B. ①③④C. ②③④D. ①②③10. 在母亲节那天,小刚为辛勤养育自己的妈妈设计了一份晚餐:米饭、红烧鱼和麻婆豆腐.从营养搭配来看,应增加下列哪种食物更合理些()A. 蚝油生菜B. 牛奶C. 红烧排骨D. 八宝粥11. 下列关于呼吸系统的说法,错误的是()A. 呼吸系统由呼吸道和肺组成B. 鼻黏膜分泌的黏液能温暖吸入的空气C. 痰的形成部位是气管和支气管D. 呼吸道有骨或软骨作支架,保证气体顺畅通过12. 肺泡适于与血液进行气体交换的特点是()①肺泡数量多②肺泡外有毛细血管③肺泡壁和毛细血管壁很薄④肺泡很大A. ①②③B. ①②C. ③④D. ①②③④13. 如图是模拟呼吸运动的模式图,下列描述错误的是()A. 图a模拟呼气,图b模拟吸气B. 气球模拟肺,橡皮膜模拟膈C. 图a膈肌收缩,图b膈肌舒张D. 做a动作时肋间肌舒张,做b动作时肋间肌收缩14. 某同学由于大口吞咽,进食过急,导致呼吸道被食物阻塞,危急情况下家人采用海姆立克急救法实施救助(如图)成功将食物排出。
七年级英语下第一次月考试题(附答案)
七年级英语下第一次月考试题(附答案)无锡市****中学学情调研卷试卷初一英语一、单词辨音(5) ( )1.A. anyoneB. palaceC. flatD. lamp ( )2. A. zero B. remember C. below D. design ( )3. A. knife B. office C. invite D. inside ( )4. A. hero B. volunteer C. postman D. notice ( )5. A. fourth B. seventh C. eighth D. think ( )6. A. bench B. machine C. check D. match ( )7. A. wood B. wool C. soon D. foot ( )8. A. sound B. around C. group D. cloudy ( )9. A. boys B. pandas C. works D. kings ( )10. A. king B. painting C. ring D. English 二、单项选择(20) ( )1. ______boy with ______ apple in his hand is my best friend, Tom . A. A, the B The, a C A, an D The, an ( ) 2. There __________any homework tonight. Shall we go to see a film? A. isn’t going to be B. isn’t going to have C. aren’ t going to have D. aren’t going to be ( )3.--- your hometown like? -- It’s a good place . A. How’s, to live B. How does, living C. What’s, to live D. What does, living ( )4.---_________ is it from your home to the nearest hospital? --- About 20 minutes’ walk. A. How far B. How long C. How much D. How often ( )5. ---_________ you like to go shopping with us? -- Yes, I ________. A. would, would love to B. will, would C. would, like to D. will, would love ( )6. What are you __________, Tim? A. listening to B. listening C. hearing to D. hearing ( )7. It’s tru e, I saw it with ________ eyes. A. my own B. me own C. myself D. me ( )8. ---How many people will come to Rio de Janeiro for the Olympic Games in 2016? ---It’s hard to say. __________, I think. A. Millions B. Millions of C. Million of D. Two millions ( )9. She must stay at home to look after her _________ mother. She was ________ a week ago. A. ill, sick B. ill, ill C. sick, sick D. sick, illness ( )10.I am too busy _________ my homework _______ my mother wash dishes. A. to do, helping B. to do, to help C. doing, helping D. doing, to help( )11. The meeting room isn’t _________ for all the students to sit ________. A. enough big, / B. big enough, / C. large enough, in D. enough large, by ( )12. ― Excuse me. Are these Mary’s exercise books? ― Sorry. They are exercise books. are on the teachers’ desk. A. my; Her B. mine; Her C. my; Hers D. mine; Hers ( )13. . ---I spent all my pocket money______ this pencil case. �C Really? The price is too ________. A. in, expensive B. in, much C. on, high D. on, expensive ( )14._________ it was for us to hear you play ______ piano at the party! A. What a great fun, / B. What great fun, the C. How a great fun, the D. How great fun, / ( )15. Tom made the baby _________ and the baby didn’t cry any more. A. stopped to cry B. stop to cry C. stopped crying D. stop crying ( )16. The song sounds _________. It sounds __________ Avril’s song. A. nicely, as B. great, as C. great, like D. nicely, like ( )17. �CWhy _________ you so happy? -- Peter invited me ________ a trip to Mount Huang. A. aren’t, to go on B. are, to go on C. aren’t, go D. are, go ( )18. Demi More is famous ____ the film Ghost and Michael Jordan is famous ______ the most valuable player.A. for, forB. for, asC. as, asD. as, for ( )19. The room there _______ many books inside. A. is B. are C. has D. have ( )20. --- enjoy Beijing opera with us? --- Good idea. A. Why don’t B. What about C. Why not you D. Why not 三、完形填空(10) Each of us makes mistakes(错误) from time to time. In fact, we can 21 a lot from our mistakes. Donnie was a 22 student and never answered questions in class. He was 23 to make mistakes. He never finished his homework 24 he didn’t want to make any mistakes. Nothing changed 25 Marry Anne, a teacher, came to our class. One morning, Marry Anne asked Donnie to answer some questions. After a while Donnie was in tears (眼泪) because he made a mistake. Suddenly Marry Anne got a box full of erasersfrom the desk. “Look, Donnie,” she said, standing 26 him. “I've got something to show you.” She 27 the erasers, one at a time, and put them on the desk. “See these erasers, Donnie?” she said. “Do you know 28 the erasers become smaller and smaller? That's because we make mistakes. But we erase (清除) the mistakes and try again. That's what you must learn.” “Here,” she said, “I’ll 29 one eraser on your desk, so you will remember that 30 may make mistakes.” Donnie looked at Marry Anne and smiled. Donnie changed a lot from then on. He knew that everyone had the permission (允许) to make mistakes as long as you learned something from them and tried again. ( )21.A. takeB. makeC. learnD. bring ( )22. A. good B. shy C. clever D. small ( )23. A. glad B. excited C. surprised D. afraid ( )24.A. becauseB. soC. ifD. but ( )25. A. after B. while C. before D. when ( )26. A. on B. with C. beside D. to ( )27. A. put out B. took away C. took out D. took off ( )28. A. when B. how C. what D. why ( )29. A. forget B. carry C. leave D. give ( )30.A. nobodyB. somebodyC. no oneD. everybody四、阅读理解(20)(A) When we talk about red packets, the mo st important question is “What are you going to do with it?” One thing y ou could do is to put your money in the bank. Maybe you don’t know, some students in Hubei began to use the Xiaogui Dangjia bank card this year. This is a card for children. It is from China Minsheng Bank in Wuhan. Wang Ming is a junior student in Wuhan. He said “All my pocket money has a place to go now. I can pay my own school fees (学费).” Zhu Yu, a manager (经理) of Minsheng Bank, said that they knew lots of students who didn’t know ho w to use their money. So they wanted them to know how to use it carefully. Parents worry that children don’t know how to take care of the money by themselves. Shen qiangqiang’s mother like the card very much. Shen was askinghis mother for a computer for a long time, but his mother didn’t buy it for him. She said, “We want him to use his card to save money for the computer. If we buy everything he asks for, he will think money comes too easily, and he won’t work hard for it.” Today, there are many different kinds of bank cards. They are from different banks. People put their money in them. Then they can use their money at any time. People can do many things with bank cards. They can wash cars, go shopping, eat delicious food and travel to other places with the money in their ba nk cards. The most important thing is not “How much did you get?” It is necessary for everyone to learn how to save your money and use your money correctly. ( )31. In Wuhan, Xiaogui Dangjia bank card is for _________. A. some teachers B. some parents C. some students D. some managers ( )32. Why does Shen qiangqiang’s mother like the bank card? A. Because she can put lots of money in the card. B. Because she wanted her son to work hard for study. C. Because she wanted her son to buy things easily. D. Because she wanted her son to save money for the computer. ( )33. What can’t people do with different bank cards?A. Get more moneyB. Travel to other placesC. Buy many thingsD. Eat tasty food ( )34. Which of the following is Not right?A. Not all the students use money correctly.B. People use bank cards to do lots of things.C. Students can put their money in banks.D. All the children know how to look after money. ( )35. What is the best title of this passage? A. Money from different banks B. How do people use bank cards C. Learning how to save money D. Learning how to spend money (B) A man made a nice talking machine. It could weigh people’s weight. The man wanted to try the machine before he could make a lot of them. He put the machine into the waiting room of a station. There were always a lot of people in and out. The first one who usedthe machine was an Indian woman. She stood on the machine. The machine thought for a few seconds to decide which language to speak. “Good morning, Madam,” it said in Indian. “Your weight is 72 kilos. That’s three kilos more. If you eat more fruit and vegetables, you’ll soon be all right. Please have a nice day.” The second one to use the machine was a Chinese girl. She stood on the machine and waited to hear her weigh t. “Good morning, Miss,” The machine said in Chinese. “Your weight is 45 kilos. It’s all right for your age and height. Go on to eat what you eat every day. Please have a nice day.” The third one to use the machine was an American woman. She thought for a long time to stand on the machine. The machine spoke quickly in English, “Good morning, will one of you get off?” ( )36. The machine in the passage could ___________. A. weigh and talk to people B. tell people what they should eat C. speak all kinds of languages. C. ma ke people laugh ( )37. The man put his first machine_____________. A. In the station B. In a train C. In the doctor's waiting room D. In the women's room. ( )38. What did the machine tell the Indian woman? A. She was a little lighter. B. She was a little heavier. C. It couldn’t speak Indian. D. To eat what she wanted to eat. ( )39. The machine said to a Chinese girl that ______________. A. She should eat more. B. she should eat less. C. She had to eat more fruit D. she kept herself healthy ( )40. How was the American woman? A. She was healthy. B. She liked thinking. C. She was too heavy. D. The machine didn’t like her.五、词形变换(8) 1. His father looked __________(happy) at him when h earing the bad news. 2. The computer in our classroom doesn’t work at all. Maybe, it is ____________ (break). 3. The ___________(twelve) student comes from the USA 4. The doctors and nurses at the Health Centre will make you feel much__________ (good). 5. __________(lucky), he didn’t work hard and the t eacher told him that he couldn’t pass the exam. 6. We would like to order a ___________ room (双人房),please. 7. How many of you want to be ___________ (技师) in the future, children? 8. His (邻居) flats are large. They all have big balconies in their flats.六、动词填空(8) 1. I hope you _____________ (go) shopping with me tomorrow. 2. My cousin likes photos so much that she spends as much time as she can __________ (take) photos 3. If it ____________ (not be) rainy tomorrow, we will have a sports meeting. 4. ---Who always _____________(worry) about your study, Jack? --- My mother does. 5. Look! A woman with two children _________ (wait) for the bus over there. 6. They are looking forward to ____________ (enjoy)Beijing Opera in the local theatre. 7. Mr Wang doesn’t feel well and he _______ (fix) your computer this weekend, is he? 8. It was cold outside. People in the house made a fire ___________(get) warm. 七、句型转换(9)1. My computer isn’t working.(同义句转换) (1) (2) (3) (4) (5) my computer. 2. There is no need to thank, sir.(同义句转换) You (6) (7) (8) thank me, sir. You (9) (10) thank me, sir. 3. I paid 30yuan for the pizza. (划线部分提问) (11) (12) (13) the pizza (14) ? 4. I have a brother. He’s 8 years old.(合并成一句) I have (15) (16) brother. 5. I like the balcony best in the house. (划线部分提问) Which (17) your (18) place in the hous e? 八、完成句子(10) 1.他们每人在市中心有套公寓。
七年级语文下册第一次月考考试卷及答案(完美版)
七年级语文下册第一次月考考试卷及答案(完美版)满分:120分考试时间:120分钟一、语言的积累与运用。
(35分)1、下列加点字的注音无误的一项是()A.憎.恶(zèng)惶.急(huáng)涎.水(xián)滞.笨(zhì)B.诘.问(jié)疮.疤(cāng)晌.午(shǎng)镶嵌.(qiàn)C.哀悼.(dào)侮.辱(wū)筹.划(chóu)骷髅..(kū lóu)D.震悚.(sǒng)尴尬..(gān gà)取缔.(dì)愧怍.(zuò)2、下列词语书写完全正确的一项是()A.恍然大悟麻木不人怪诞不经B.不毛之地精益求精兴高彩烈C.满腔热忱沉默寡言孤苦伶仃D.莫不关心妄下断语张牙舞爪3、下列语句中加点的成语使用有误的一项是()A.第54届世乒赛男子团体决赛中,半决赛淘汰了瑞典队的中国队卷土重来....,成功卫冕。
B.在这片劫后重生的土地上,人人各得其所....,各展其长,满怀信心创造幸福美满的生活。
C.充分发挥丝绸之路的纽带作用,可以让历史背景不同的亚欧各国息息相通....,共同繁荣。
D.《经典咏流传》以崭新的形式推介古典诗词,对弘扬传统文化具有不容置疑....的作用。
4、下列句子没有语病的一项是()A.在国人的期待中,国产大型客机C919圆满完成了第一趟蓝天首飞之旅。
B.学校开展与策划的“经典诵读”活动,有助于更多同学了解中华优秀传统文化。
C.“一带一路”的倡议获得了世界各国的高度评价,并得到了沿线国家的热烈响应。
D.共享单车管理难题能否得到解决,关键在于有关部门制定有效的管理措施。
5、下列句子中,没有运用修辞手法的一项是 ( )A.我只好趴到地上闻,一缕淡淡的清香。
“啊,我也闻到了,真像一首隐隐传来的小夜曲呢……”B.她渴望看草原上的每一朵野花,每一棵小草,看草丛中跃动的每一缕阳光;一条突然出现的小溪,一阵不期而至的微风,都会令她激动不已……C.那一夜,在几百公里外都能感到飞船穿过地层时传到大地上的微微震动。
七年级下学期第一次月考生物试卷(含答案)
七年级下学期第一次月考生物试卷一、选择题部分:(每小题3分,共60分)1、病人不能正常进食时,往往需要点滴葡萄糖液,这是因为()A、葡萄糖能为人体提供能量B、葡萄糖能提高神经系统的兴奋性C、葡萄糖能直接消灭病原体D、葡萄糖能预防坏血病2、下列能够被人体直接吸收的有机物质是()A.蛋白质和氨基酸B.葡萄糖和氨基酸C.脂肪和葡萄糖D.水和无机盐3、下列营养成分中,既不作为细胞构成的主要原料,也不为人体提供能量的物质是()A.糖类B.蛋白质C.维生素D.无机盐4、小杜经常偏食,结果他的上皮组织发生了角质化,皮肤干燥,且还出现皮下血管出血,这是由于他偏食造成体内缺乏()A.维生素A和维生素D B.维生素A和维生素BC.维生素C和维生素D D.维生素A 和维生素C5、常食“五谷杂粮”有利于身体健康,是因为这些食物()A.含各种营养成分的量都相同B.营养丰富,为人体提供全面的营养C.容易被人体消化和吸收D.人们非常喜欢使用这些食物6、在消化道的某一部位内抽取内容物进行化验,结果发现其中的脂肪类物质还没有被消化,蛋白质却已被初步消化,那么该部位应是A.口腔B.食道C.胃D.小肠7、王奶奶最近一到晚上就看不清东西,到医院检查后,医生不仅给她开了药,而且要求王奶奶加强营养,进行食物辅助治疗。
在下列食物中,请你帮王奶奶选择最需要的食物()A.鸡蛋B.西红柿C.猪瘦肉D.猪肝8、下列对于右图的叙述中,哪项是错误的( )A.①分泌的消化液含消化脂肪的酶B.②能消化蛋白质C.③分泌的消化液含有多种消化酶D.④是消化食物和吸收营养物质的主要器官9、人体中由口腔、食道、胃、肠、肝、胰等共同组成的是()A.消化腺B.消化器官C.消化道D.消化系统10、右图表示淀粉、脂肪和蛋白质在消化道中各部位(依次用A、B、C、D、E表示)被消化的程度。
图中哪一条曲线表示蛋白质的消化过程( )A. XB. YC. WD. Y、W11、有关合理营养的不正确的叙述是()A.合理营养能够满足人体对各种营养物质的需要B. 合理营养能够满足人体对生命活动所需要的能量C.食物中所含的各种营养成分比例合适,互相搭配合理D. 忙时多吃含能量多的食物,闲时以吃蔬菜水果类食物为主12、人们到医院看病时,有时需要作血常规化验,医生判断患者体内是否有炎症时,是根据()的数据高于正常值来作出判断的。
七年级下学期英语第一次月考试卷(有答案)
七年级下学期英语第一次月考试卷一、单项选择题:1.-- __________ I swim here ?-- I'm sorry. Children __________ swim alone here.A. Must; can'tB. May; mustC. Can; mustn'tD. Can't; can2.-- __________ invite Tom and Sally to the party tonight ?-- Good idea. I'll give them a call right now.A. Why don'tB. WhyC. Why notD. What about3.Simon's mom won't let him go out unless(除非) he promises _________back before10 o'clock tonight.A. to beB. beC. isD. was4.-- __________ the weather like in your hometown(家乡) ?-- It's nice.A. How isB. When isC. What isD. Where is5.Lucy's home is far away from her company. ___________ she gets up early every day.A. That's becauseB. That's whyC. That's whenD. That's what6. Do you have a knife? --- ____________.A. I have someB. Yes, I doC. No, I haven’tD. I don’t have7. Tim played _____soccer and I played _____ piano.A. the, theB. the, /C. /, the D . a, the8. _____ you go to the museum with your father yesterday?A. DidB. DoC. HaveD. Are9. My cousin f eels very tired, so he’d like ____ at home this weekend.A. relaxB. relaxedC. relaxingD. to relax10.-What does she_____________?-She is tall and thin.A. lookB. likeC. look likeD. be like11. Mary wants to know.A. where Bob liveB. where does Bob liveC. where Bob livesD. where do Bob live12. My home is about walk from here.A. twenty minutesB. twenty-minutesC. twenty minutes’D. twenty minute’s13.It's about ten __________ walk from here.A、minutes'B、minute'sC、minutesD、minute of14.My sister always takes the train _______ school.A、in B、on C、to D、at15..He ___a mother to meA likesB is likeC likedD be like二、完形填空:Many people like pandas very much.They are very(1).Most of them live in Sichuan,(2).They(3)white hair,but their shoulders,legs,ears and eyes are(4).Pandas are usually heavy,but they can climb trees like(5)animals.Pandas'favorite food is bamboo(6).But long long ago(很久很久以前),pandas liked to eat meat.It takes pandas a lot of time to have food every day.When pandas are full(吃饱的),they like(7).They relax many hours every day.However,there are(8)pandas in the world today.(9)some people cut down (砍伐)too many bamboo trees and pandas cannot find enough(足够的)food.I think we must(10)them.1.A.ugly B.lazy C.cute D.tall2.A.China B.South Africa C.Australia D.England3.A.are B.has C.like D.have4.A.black B.white C.fat D.big5.A.another B.other C.others D.else6.A.roots B.branches C.grass D.leaves7.A.relax B.relaxing C.run D.running8.A.a little B.not one C.not many D.many9.A.So B.Because C.And D.But10.A.help B.visit C.like D.see三、阅读理解:AThere is an old tiger in the forest. He doesn’t want to look for food now. He often asks other animals to get him something to eat.One day, he sees a monkey and says“I am hungry, monkey. Go to the village and get me something to eat.” “I can’t do that now, tiger,”the monkey says, “There is another tiger over there. He will not let me get anything for youto eat. I am afraid of him.” “What?”cries the old tiger. “Take me to that tiger. I will talk to him.”The monkey and the tiger get to the bridge over the river.“Now look down at the water,”Says the monkey. “Do you see the tiger?” “Yes, I do,”cries the old tiger. “I will eat him.” With these words, the tiger jumps into the river.1.An old tiger lives ____.A. in the zooB. in the gardenC. in the forestD. on the farm2.How many tigers and monkeys are there in the story?A. Two tigers and two monkeys.B. Two tigers and one monkey.C. One tiger and two monkeys.D. One tiger and one monkey.3 Why does the tiger ask the other animals to get him food?Because____.A.they are afraid of himB.only they can look for some foodC.they are his friendsD.they like to do so4.The monkey ____.A. goes to get something to eatB. gets to the bridge with the tigerC. knows there is another tigerD. tells the tiger to jump into the water5.Which of the following is right?A. The tiger is very clever.B. The monkey eats the tiger.C. The tiger eats another tiger.D. The tiger jumps into the water.B“Timmy, it's time to go to school,” says Mom.“I don't want to go to school today. I want to go to the zoo,” says Timmy. He throws(扔) his school things everywhere.“Timmy, stop(停止)all that noise. You have to go to school.”“Mom, I want to go to the zoo. I want to see the beautiful lions. I want to see the cute elephants. I want to see the big tigers.”“I'm sorry, Ti mmy, but you have to go to school now. Get your school things and get in the car.”Timmy doesn't listen to his mother. Mom pulls(拉) him to the car.“You're going to school.”Timmy is noisy on the way to school.“Timmy, stop making all the noise,” says Mom. When they get to school, Mom pulls Timmy to the teacher. Mom walks out to the car and drives to the park(公园).It is quiet and she wants to stay there all day. She comes to a big tree and sees a little bird.“Hello, little bird! Are you quiet for your mommy? Don't make too much noise.”When the mommy bird brings some food home, the little bird makes all kinds of noise. Mom says, “I think little ones are all the same.”6. Where does Timmy want to go?A. To school.B. To the park.C. To the zoo.D. To the village.7. Why does Timmy like the elephants? Because they're_____.A. beautifulB. cuteC. bigD. scary8 .How does Timmy go to school?A. By bike.B. By bus.C. By boat.D. By car.9. Mom always asks Timmy to be_____.A. noisyB. quietC. busyD. friendly10. What does the mommy bird bring home?A. Some food.B. Some water.C. A dish.D.A little bird.CMany people have the wrong ideas about pigs.Pigs are actually(买际上)very clean animals.On farms,they live in dirty places,so they become very dirty.But in the wild,pigs keep themselves very clean.They are also very smart.They may he smarter than clogs.So pigs can learn things from people.Pigs are very friendly animals.Some people raise (饲养)them as pets.Of course,people raise the smart kind,not the big kind.Small pigs are very cute.And they don't break things in the house.Big pigs usually live outside on the farms,not in people's houses.11.Which words can describe(描述)pigs?A.Nervous and strange,B.Dirty and stupid.C.Dangerous and friendly.D.Smart and friendly.12.What do the underlined words"in the wild"mean?A In nature.B.On the farms.C.Acting crazily.D.In people's homes.13.Which of the following is TRUE?A.Pigs like to be dirty.B.People can teach pigs things.C.Dogs are smarter than pigs.D.Only farmers raise pigs.14.What kind of pigs do people raise in their homes?A. The very big kind.B.The small kind.C.The kind from farms.D.The ugly kind.15.The article(文章)does not discuss(讨论)A.pigs and pets B.pigs on farms and in the wildC.raising dogs D.people's wrong ideas about pig.四、词汇运用:1.There are six __________ (百) people in his factory.2.My uncle often _________ (骑) his bike to his office.3.I have to ___________ (记住) many names of the food.4.How’s the _________ (天气) in Moscow?5.We often go for a walk in the _________ (森林) near our city.6.Let them________ (help) us with English.7 .Can you _______(play) the computer games?8. Look! They are ______(sing) in the classroom.?9. What about___________ (go) to the beach after supper?10. They ______________ (have) a party last night.五、按要求完成下列各题:1.His weekend was very terrible﹙划线部分提问﹚_____ _____ his weekend?2.Eat in class,please. (改为否定句)_____ _____ in class,please.3. He did his homework last night. ﹙一般疑问句﹚____ he ___ his homework last night?4.My sister was very tired, so she went to bed early tonight.(合并句子)My sister was______ tired ______ she went to bed early tonight.5.The book is very interesting.(感叹句)________ ________ the book is!六、完成句子:1.越来越多的人打算去澳大利亚观光。
七年级英语下册第一次月考试卷(附答案)
七年级英语下册第一次月考试卷(附答案)Ⅰ.听力测试.A)听录音,在每组句子中选出一个你所听到的句子,每个句子听一遍.1.A.His sister can play the violin B.His brother can play the guitarC.His brother can play the piano.2.A.She likes to draw and write very much. B.She likes to sing and dance very muchC.She likes to read and write very much3.A.Gina wants to join the music club. B.Gina wants to join the swimming club.C.Gina wants to join the sports club.4.A.Do you have time on the weekend? B.Do you play chess on the weekend?C.Do you teach music on the weekend?5.A.My sister is good at telling stories B.My brother is good at telling storiesC.His brother is good at making friends.B)在录音中,你将听到五段话,每段话后有一个小题。
每段对话听两遍.6.How does Jim like music?A.DIfficultB.RelaxingC.Boring.7.What is the girl good at?A.Playing soccerB.SingingC.Telling stories.8.What can David help Helen with?A.MathB.EnglishC.History.9.What club does Jack want to join?A.The art clubB.The science clubC.The sports club.10.Who is good at speaking English?A.BobB.Bob’s sisterC.Bob’s brotherC)在录音中,你将听到一段对话,对话后有五个问题,对话听两遍。
七年级(下)第一次月考数学试卷
七年级(下)第一次月考数学试卷七年级(下)第一次月考数学试卷数学对观察自然做出重要的贡献,它解释了规律结构中简单的原始元素,而天体就是用这些原始元素建立起来的。
下面是店铺为大家搜索整理的七年级(下)第一次月考数学试卷,仅供大家学习参考。
七年级(下)第一次月考数学试卷篇1一、选择题(每题3分,共30分)1.已知方程①2x+y=0;② x+y=2;③x2﹣x+1=0;④2x+y﹣3z=7是二元一次方程的是( )A.①②B.①②③C.①②④D.①2.以为解的二元一次方程组是( )A. B. C. D.4.已知是方程kx﹣y=3的一个解,那么k的值是( )A.2B.﹣2C.1D.﹣15.方程组的解是( )A. B. C. D.6.“六一”儿童节前夕,某超市用3360元购进A,B两种童装共120套,其中A型童装每套24元,B型童装每套36元.若设购买A型童装的x套,B型童装y套,依题意列方程组正确的是( )A. B.C. D.7.若方程mx+ny=6的两个解是,,则m,n的值为( )A.4,2B.2,4C.﹣4,﹣2D.﹣2,﹣48.已知,则a+b等于( )A.3B.C.2D.19.楠溪江某景点门票价格:成人票每张70元,儿童票每张35元.小明买20张门票共花了1225元,设其中有x张成人票,y张儿童票,根据题意,下列方程组正确的是( )A. B.10.某市准备对一段长120m的河道进行清淤疏通,若甲工程队先用4天单独完成其中一部分河道的疏通任务,则余下的任务由乙工程队单独完成需要9天;若甲工程队单独工作8天,则余下的任务由乙工程队单独完成需要3天;设甲工程队平均每天疏通河道x m,乙工程队平均每天疏通河道y m,则(x+y)的值为( )A.20B.15C.10D.5二、填空题(每题4分,共32分)11.如果x=﹣1,y=2是关于x、y的二元一次方程mx﹣y=4的一个解,则m= .12.某班有40名同学去看演出,购买甲、乙两种票共用去370元,其中甲种票每张10元,乙种票每张8元,设购买了甲种票x张,乙种票y张,由此可列出方程组:.13.孔明同学在解方程组的过程中,错把b看成了6,他其余的解题过程没有出错,解得此方程组的解为,又已知直线y=kx+b过点(3,1),则b的正确值应该是.14.如图,两根铁棒直立于桶底水平的木桶中,在桶中加入水后,一根露出水面的长度是它的,另一根露出水面的长度是它的 .两根铁棒长度之和为55cm,此时木桶中水的深度是cm.15.方程组的解是.16.设实数x、y满足方程组,则x+y= .17.4xa+2b﹣5﹣2y3a﹣b﹣3=8是二元一次方程,那么a﹣b= .18.某单位组织34人分别到井冈山和瑞金进行革命传统教育,到井冈山的人数是到瑞金的人数的2倍多1人,求到两地的人数各是多少?设到井冈山的人数为x人,到瑞金的人数为y人,请列出满足题意的方程组.三、解答题19.解方程组:(1) ;20.已知方程组和有相同的解,求a、b的值.21.关于x,y方程组满足x、y和等于2,求m2﹣2m+1的值.22.浠州县为了改善全县中、小学办学条件,计划集中采购一批电子白板和投影机.已知购买2块电子白板比购买3台投影机多4000元,购买4块电子白板和3台投影机共需44000元.问购买一块电子白板和一台投影机各需要多少元?23.在一次数学测验中,甲、乙两校各有100名同学参加测试,测试结果显示,甲校男生的优分率为60%,女生的优分率为40%,全校的优分率为49.6%;乙校男生的优分率为57%,女生的优分率为37%.(男(女)生优分率= ×100%,全校优分率= ×100%)(1)求甲校参加测试的男、女生人数各是多少?(2)从已知数据中不难发现甲校男、女生的优分率都相应高于乙校男、女生的优分率,但最终的统计结果却显示甲校的全校优分率比乙校的全校的优分率低,请举例说明原因.24.某中学新建了一栋4层的教学大楼,每层楼有8间教室,进出这栋大楼共有4道门,其中两道正门大小相同,两道侧门也大小相同,安全检查时,对4道门进行测试,当同时开启一道正门和两道侧门时,2分钟内可以通过560名学生,当同时开启一道正门和一道侧门时,4分钟内可通过800名学生.(1)求平均每分钟一道正门和一道侧门各可以通过多少名学生?(2)检查中发现,紧急情况时学生拥挤,出门的效率将降低20%,安全检查规定,在紧急情况下,全大楼学生应在5分钟通过这4道门安全撤离,假设这栋教学楼每间教室最多有45名学生.问:建造的4道门是否符合安全规定?请说明理由.七年级(下)第一次月考数学试卷篇2一、选择题(本大题12个小题,每小题4分,共48分)在每个小题的下面,都给出了代号为A.B.C.D的四个答案,其中只有一个是正确的,请将正确答案的代号填人答题卷中对应的表格内.1.(4分)在下列实例中,属于平移过程的个数有()①时针运行过程;②电梯上升过程;③火车直线行驶过程;④地球自转过程;⑤生产过程中传送带上的电视机的移动过程.A.1个B.2个C.3个D.4个【解答】解:①时针运行是旋转,故此选项错误;②电梯上升,是平移现象;③火车直线行驶,是平移现象;④地球自转,是旋转现象;⑤电视机在传送带上运动,是平移现象.故属于平移变换的个数有3个.故选:C.2.(4分)如图,由AB∥CD可以得到()A.∠1=∠2B.∠2=∠3C.∠1=∠4D.∠3=∠4【解答】解:A、∠1与∠2不是两平行线AB、CD形成的角,故A 错误;B、∠3与∠2不是两平行线AB、CD形成的内错角,故B错误;C、∠1与∠4是两平行线AB、CD形成的内错角,故C正确;D、∠3与∠4不是两平行线AB、CD形成的角,无法判断两角的数量关系,故D错误.故选:C.3.(4分)如图,AB∥EF∥DC,EG∥DB,则图中与∠1相等的角(∠1除外)共有()A.6个B.5个C.4个D.3个【解答】解:如图,∵EG∥DB,∴∠1=∠2,∠1=∠3,∵AB∥EF∥DC,∴∠2=∠4,∠3=∠5=∠6,∴与∠1相等的角有∠2、∠3、∠4、∠5、∠6共5个.故选:B.4.(4分)已知点P到x轴的距离为3,到y轴的距离为2,且在第二象限,则点P的坐标为()A.(2,﹣3)B.(﹣2,3)C.(﹣3,﹣2)D.(﹣3,2)【解答】解:∵点P到x轴的距离为3,到y轴的距离为2,且在第二象限,∴点P的横坐标是﹣2,纵坐标是3,∴点P的坐标为(﹣2,3).故选:B.5.(4分)某人在广场上练习驾驶汽车,两次拐弯后,行驶方向与原来相同,这两次拐弯的角度可能是()A.第一次左拐30°,第二次右拐30°B.第一次右拐50°,第二次左拐130°C.第一次右拐50°,第二次右拐130°D.第一次向左拐50°,第二次向左拐120°【解答】解:如图所示(实线为行驶路线)A符合“同位角相等,两直线平行”的判定,其余均不符合平行线的判定.故选:A.6.(4分)三条直线两两相交于同一点时,对顶角有m对;交于不同三点时,对顶角有n对,则m与n的关系是()A.m=n B.m>n C.m<n D.m+n=10【解答】解:因为三条直线两两相交与是否交于同一点无关,所以m=n,故选A.7.(4分)下列实数:﹣、、、﹣3.14、0、,其中无理数的个数是()A.1个B.2个C.3个D.4个【解答】解:、是无理数.故选:B.8.(4分)下列语句中,正确的是()A.一个实数的平方根有两个,它们互为相反数B.负数没有立方根C.一个实数的立方根不是正数就是负数D.立方根是这个数本身的数共有三个【解答】解:A、一个非负数的平方根有一个或两个,其中0的平方根是0,故选项A错误;B、负数有立方根,故选项B错误,C、一个数的立方根不是正数可能是负数,还可能是0,故选项C 错误,D、立方根是这个数本身的数共有三个,0,1,﹣1,故D正确.故选:D.9.(4分)下列运算中,错误的是()①=1,②=±4,③=﹣④=+=.A.1个B.2个C.3个D.4个【解答】解:①==,原来的计算错误;②=4,原来的计算错误;③=﹣=﹣1,原来的计算正确;④==,原来的计算错误.故选:C.10.(4分)请你观察、思考下列计算过程:因为11 2 =121,所以=11;因为111 2 =12321,所以=111;…,由此猜想=()【解答】解:∵=11,=111…,…,∴═111 111 111.故选:D.11.(4分)如图,AB∥EF,∠C=90°,则α、β和γ的关系是()A.β=α+γ B.α+β+γ=180° C.α+β﹣γ=90° D.β+γ﹣α=180°【解答】解:延长DC交AB与G,延长CD交EF于H.在直角△BGC中,∠1=90°﹣α;△EHD中,∠2=β﹣γ,∵AB∥EF,∴∠1=∠2,∴90°﹣α=β﹣γ,即α+β﹣γ=90°.故选:C.12.(4分)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;④BD平分∠ADC;⑤∠BDC=∠BAC.其中正确的结论有()A.2个B.3个C.4个D.5个【解答】解:由三角形的外角性质得,∠EAC=∠ABC+∠ACB=2∠ABC,∵AD是∠EAC的平分线,∴∠EAC=2∠EAD,∴∠EAD=∠ABC,∴AD∥BC,故①正确,∴∠ADB=∠CBD,∵BD平分∠ABC,∴∠ABC=2∠CBD,∵∠ABC=∠ACB,∴∠ACB=2∠ADB,故②正确;∵AD∥BC,∴∠ADC=∠DCF,∵CD是∠ACF的平分线,∴∠ADC=∠ACF=(∠ABC+∠BAC)=(180°﹣∠ACB)=(180°﹣∠ABC)=90°﹣∠ABD,故③正确;由三角形的外角性质得,∠ACF=∠ABC+∠BAC,∠DCF=∠BDC+∠DBC,∵BD平分∠ABC,CD平分∠ACF,∴∠DBC=∠ABC,∠DCF=∠ACF,∴∠BDC+∠DBC=(∠ABC+∠BAC)=∠ABC+∠BAC=∠DBC+∠BAC,∴∠BDC=∠BAC,故⑤正确;∵AD∥BC,∴∠CBD=∠ADB,∵∠ABC与∠BAC不一定相等,∴∠ADB与∠BDC不一定相等,∴BD平分∠A DC不一定成立,故④错误;综上所述,结论正确的是①②③⑤共4个.故选:C.二、填空题(每题4分,共24分)请将答案直接写到对应的横线上.13.(4分)比较大小:﹣3<﹣2,>(填“>”或“<”或“=”)【解答】解:∵﹣<﹣,∴﹣3<﹣2.∵:∵2<<3,∴1<﹣1<2,∴<<1.故答案是:<;>.14.(4分)若点P(a+5,a﹣2)在x轴上,则a=2,点M(﹣6,9)到y轴的距离是6.【解答】解:根据题意得a﹣2=0,则a=2,点M(﹣6,9)到y轴的距离是|﹣6|=6,故答案为:2、6.15.(4分)大于﹣,小于的`整数有5个.【解答】解:∵1<2,3<4,∴﹣2<﹣<﹣1,∴大于﹣,小于的整数有﹣1,0,1,2,3,共5个,故答案为:5.16.(4分)两个角的两边两两互相平行,且一个角的等于另一个角的,则这两个角的度数分别为72度,108度.【解答】解:设其中一个角是x,则另一个角是180﹣x,根据题意,得x=(180﹣x)解得x=72,∴180﹣x=108;故答案为:72、108.17.(4分)如图(1)是长方形纸带,∠DEF=20°,将纸带沿EF 折叠图(2),再沿BF折叠成图(3),则图(3)中的∠CFE的度数是120°.【解答】解:∵AD∥BC,∴∠DEF=∠EFB=20°,在图(2)中∠GFC=180°﹣2∠EFG=140°,在图(3)中∠CFE=∠GFC﹣∠EFG=120°,故答案为:120°.18.(4分)一个自然数的立方,可以分裂成若干个连续奇数的和.例如:2 3,3 3和4 3分别可以按如图所示的方式“分裂”成2个、3个和4个连续奇数的和,即2 3 =3+5;3 3 =7+9+11;4 3 =13+15+17+19;…;若6 3也按照此规律来进行“分裂”,则6 3 “分裂”出的奇数中,最大的奇数是41.【解答】解:由2 3 =3+5,分裂中的第一个数是:3=2×1+1,3 3 =7+9+11,分裂中的第一个数是:7=3×2+1,4 3 =13+15+17+19,分裂中的第一个数是:13=4×3+1,5 3 =21+23+25+27+29,分裂中的第一个数是:21=5×4+1,6 3 =31+33+35+37+39+41,分裂中的第一个数是:31=6×5+1,所以6 3 “分裂”出的奇数中最大的是6×5+1+2×(6﹣1)=41.故答案为:41.三、计算(总共22分)请将每小题答案做到答题卡对应的区域.19.(16分)计算:(1)利用平方根解下列方程.①(3x+1)2﹣1=0;②27(x﹣3)3=﹣64(2)先化简,再求值:3x 2 y﹣[2xy﹣2(xy﹣x 2 y)+xy],其中x=3,y=﹣.【解答】解:(1)①(3x+1)2﹣1=0∴(3x+1)2=1∴3x+1=1或3x+1=﹣1解得x=0或x=﹣;②27(x﹣3)3=﹣64∴(x﹣3)3=﹣[来源:学|科|网]∴x﹣3=﹣∴x=;(2)3x 2 y﹣[2xy﹣2(xy﹣x 2 y)+xy]=3x 2 y﹣(2xy﹣2xy+3x 2 y+xy)=3x 2 y﹣2xy+2xy﹣3x 2 y﹣xy=﹣xy当x=3,y=﹣时,原式=﹣3×(﹣)=1.20.(6分)已知5+的小数部分是a,5﹣的小数部分是b,求:(1)a+b的值;(2)a﹣b的值.【解答】解:∵3<<4,∴8<5+<9,1<5﹣<2,∴a=5+﹣8=﹣3,b=5﹣﹣1=4﹣,∴a+b=(﹣3)+(4﹣)=1;a﹣b=(﹣3)﹣(4﹣)=2﹣7.四、解答题(56分)请将每小题的答案做到答题卡中对应的区域内.21.(8分)已知:如图AB∥CD,EF交AB于G,交CD于F,FH平分∠EFD,交AB于H,∠AGE=50°,求:∠BHF的度数.【解答】解:∵AB∥CD,∴∠CFG=∠AGE=50°,∴∠GFD=130°;又FH平分∠EFD,∴∠HFD=∠EFD=65°;∴∠BHF=180°﹣∠HFD=115°.[来源:Z*xx*]22.(8分)若x、y都是实数,且y=++8,求x+3y的立方根.【解答】解:∵y=++8,∴解得:x=3,将x=3代入,得到y=8,∴x+3y=3+3×8=27,∴=3,即x+3y的立方根为3.23.(8分)如果A=是a+3b的算术平方根,B=的1﹣a 2的立方根.试求:A﹣B的平方根.【解答】解:依题意有,解得,A==3,B==﹣2A﹣B=3+2=5,故A﹣B的平方根是±.24.(8分)已知:如图,AB∥CD,∠1=∠2.求证:∠E=∠F.【解答】证明:分别过E、F点作CD的平行线EM、FN,如图∵AB∥CD,∴CD∥FN∥EM∥AB,∴∠3=∠2,∠4=∠5,∠1=∠6,而∠1=∠2,∴∠3+∠4=∠5+∠6,即∠E=∠F.25.(12分)如图是某市民健身广场的平面示意图,它是由6个正方形拼成的长方形,已知中间最小的正方形A的边长是1米,(1)若设图中最大正方形B的边长是x米,请用含x的代数式分别表示出正方形F、E和C的边长;(2)观察图形的特点可知,长方形相对的两边是相等的(如图中的MN和PQ).请根据这个等量关系,求出x的值;(3)现沿着长方形广场的四条边铺设下水管道,由甲、乙2个工程队单独铺设分别需要10天、15天完成.如果两队从同一点开始,沿相反的方向同时施工2天后,因甲队另有任务,余下的工程由乙队单独施工,试问还要多少天完成?【解答】解:(1)若设图中最大正方形B的边长是x米,最小的正方形的边长是1米.F的边长为(x﹣1)米,C的边长为,E的边长为(x﹣1﹣1);(2)∵MQ=PN,∴x﹣1+x﹣2=x+,x=7,x的值为7;(3)设余下的工程由乙队单独施工,还要x天完成.(+)×2+x=1,x=10(天).答:余下的工程由乙队单独施工,还要10天完成.26.(12分)如图1,AB∥CD,在AB、CD内有一条折线EPF.(1)求证:∠AEP+∠CFP=∠EPF.(2)如图2,已知∠BEP的平分线与∠DFP的平分线相交于点Q,试探索∠EPF与∠EQF之间的关系.(3)如图3,已知∠BEQ=∠BEP,∠DFQ=∠DFP,则∠P与∠Q有什么关系,说明理由.(4)已知∠BEQ=∠BEP,∠DFQ=∠DFP,有∠P与∠Q的关系为∠P+n∠Q=360°.(直接写结论)【解答】(1)证明:如图1,过点P作PG∥AB,,∵AB∥CD,∴PG∥CD,∴∠AEP=∠1,∠CFP=∠2,又∵∠1+∠2=∠EPF,∴∠AEP+∠CFP=∠EPF.(2)如图2,,由(1),可得∠EPF=∠AEP+CFP,∠EQF=∠BEQ+∠DFQ,∵∠BEP的平分线与∠DFP的平分线相交于点Q,∴∠EQF=∠BEQ+∠DFQ=(∠BEP+∠DFP)==,∴∠EPF+2∠EQF=360°.(3)如图3,,由(1),可得∠P=∠AEP+CFP,∠Q=∠BEQ+∠DFQ,∵∠BEQ=∠BEP,∠DFQ=∠DFP,∴∠Q=∠BEQ+∠DFQ=(∠BEP+∠DFP)=[360°﹣(∠AEP+∠C FP)]=×(360°﹣∠P),∴∠P+3∠Q=360°.(4)由(1),可得∠P=∠AEP+CFP,∠Q=∠BEQ+∠DFQ,∵∠BEQ=∠BEP,∠DFQ=∠DFP,∴∠Q=∠BEQ+∠DFQ=(∠BEP+∠DFP)=[360°﹣(∠AEP+∠CFP)]=×(360°﹣∠P),∴∠P+n∠Q=360°.故答案为:∠P+n∠Q=360°.七年级(下)第一次月考数学试卷篇3一、填空题的倒数是____;的相反数是____;-0.3的绝对值是______。
七年级下第一次月考试卷--数学(解析版) (8)
七年级(下)第一次月考数学试卷一、选择题(每小题4分共32分)1.(4分)下列语句写成数学式子正确的是()A.9是81的算术平方根:B.5是(﹣5)2的算术平方根:C.±6是36的平方根:D.﹣2是4的负的平方根:2.(4分)如图,∠1=∠B,∠2=20°,则∠D=()A.20°B.22°C.30°D.45°3.(4分)下列计算正确的是()A.=±2 B.=﹣3 C.=﹣4 D.=34.(4分)如图,AB∥EF,∠C=90°,则α、β、γ的关系为()A.β=α+γB.α+β+γ=180°C.β+γ﹣α=90°D.α+β﹣γ=90°5.(4分)如图,以数轴的单位长度线段为边作一个正方形,以表示数1的点为圆心,正方形对角线长为半径画弧,交数轴于点A,则点A表示的数是()A.B.﹣1+ C.﹣1D.16.(4分)下列实数中,﹣、、、﹣3.14,、0、、0.3232232223…(相邻两个3之间依次增加一个2),有理数的个数是()A.2个B.3个C.4个D.5个7.(4分)如图,已知∠1=∠2,则下列结论一定正确的是()A.∠3=∠4 B.AB∥CD C.AD∥BC D.∠B=∠D8.(4分)∠1与∠2是两条直线被第三条直线所截的同位角,若∠1=50°,则∠2为()A.50°B.130°C.50°或130°D.不能确定二、填空题(每小题3分共18分)9.(3分)“等角的补角相等”的条件是,结论是.10.(3分)|3.14﹣π|=,﹣8的立方根为.11.(3分)﹣1的相反数是,的平方根是.12.(3分)已知实数a在数轴上的位置如图,则化简|1﹣a|+的结果为.13.(3分)如图,将直角三角形ABC沿AB方向平移AD长的距离得到直角三角形DEF,已知BE=5,EF=8,CG=3.则图中阴影部分面积.14.(3分)如图,直线m∥n,△ABC的顶点B,C分别在直线n,m上,且∠ACB=90°,若∠1=40°,则∠2等于度.三、解答题(共70分15题:7分,16、17题:8分,18、19、21题9分20、22题:10分)15.(7分)根据下列证明过程填空:已知:如图,AD⊥BC于点D,EF⊥BC于点F,交AB于点G,交CA的延长线于点E,∠1=∠2.求证:AD平分∠BAC,填写证明中的空白.证明:∵AD⊥BC,EF⊥BC (已知),∴EF∥AD (),∴=(两直线平行,内错角相等),=∠CAD ().∵(已知),∴,即AD平分∠BAC ().16.(8分)求出下列x的值.(1)4x2﹣49=0;(2)27(x+1)3=﹣64.17.(8分)已知:2a﹣7和a+4是某正数的平方根,b﹣7的立方根为﹣2.(1)求:a、b的值;(2)求a+b的算术平方根.18.(8分)如图,AB∥CD,AE平分∠BAD,CD与AE相交于F,∠CFE=∠E.求证:AD∥BC.19.(9分)如图:BD平分∠ABC,F在AB上,G在AC上,FC与BD相交于点H.∠GFH+∠BHC=180°,求证:∠1=∠2.20.(10分)已知如图:AD∥BC,E、F分别在DC、AB延长线上.∠DCB=∠DAB,AE⊥EF,∠DEA=30°.(1)求证:DC∥AB.(2)求∠AFE的大小.21.(10分)已知:如图,直线AB,CD相交于点O,OE平分∠BOD,OF平分∠COB,∠AOD:∠DOE=4:1.求∠AOF的度数.22.(10分)在网格上,平移△ABC,并将△ABC的一个顶点A平移到点D处,(1)请你作出平移后的图形△DEF;(2)请求出△DEF的面积.2016-2017学年云南省曲靖市宣威市七年级(下)第一次月考数学试卷参考答案与试题解析一、选择题(每小题4分共32分)1.(4分)下列语句写成数学式子正确的是()A.9是81的算术平方根:B.5是(﹣5)2的算术平方根:C.±6是36的平方根:D.﹣2是4的负的平方根:【解答】解:A、9是81的算术平方根,即=9,错误;B、5是(﹣5)2的算术平方根,即=5,正确;C、±6是36的平方根,即±=±6,错误;D、﹣2是4的负平方根,即﹣=﹣2,错误,故选:B.2.(4分)如图,∠1=∠B,∠2=20°,则∠D=()A.20°B.22°C.30°D.45°【解答】解:∵∠1=∠B,∴AD∥BC,∴∠D=∠2=20°.故选:A.3.(4分)下列计算正确的是()A.=±2 B.=﹣3 C.=﹣4 D.=3【解答】解:A、原式=2,错误;B、原式=﹣3,正确;C、原式=|﹣4|=4,错误;D、原式为最简结果,错误,故选:B.4.(4分)如图,AB∥EF,∠C=90°,则α、β、γ的关系为()A.β=α+γB.α+β+γ=180°C.β+γ﹣α=90°D.α+β﹣γ=90°【解答】解:延长DC交AB与G,延长CD交EF于H.直角△BGC中,∠1=90°﹣α;△EHD中,∠2=β﹣γ,因为AB∥EF,所以∠1=∠2,于是90°﹣α=β﹣γ,故α+β﹣γ=90°.故选:D.5.(4分)如图,以数轴的单位长度线段为边作一个正方形,以表示数1的点为圆心,正方形对角线长为半径画弧,交数轴于点A,则点A表示的数是()A.B.﹣1+ C.﹣1D.1【解答】解:数轴上正方形的对角线长为:=,由图中可知1和A之间的距离为.∴点A表示的数是1﹣.故选:D.6.(4分)下列实数中,﹣、、、﹣3.14,、0、、0.3232232223…(相邻两个3之间依次增加一个2),有理数的个数是()A.2个B.3个C.4个D.5个【解答】解:有理数有:﹣、﹣3.14,、0、,共5个,故选:D.7.(4分)如图,已知∠1=∠2,则下列结论一定正确的是()A.∠3=∠4 B.AB∥CD C.AD∥BC D.∠B=∠D【解答】解:∵∠1=∠2∴AB∥CD(内错角相等,两直线平行)故选:B.8.(4分)∠1与∠2是两条直线被第三条直线所截的同位角,若∠1=50°,则∠2为()A.50°B.130°C.50°或130°D.不能确定【解答】解:∵∠1与∠2是两条直线被第三条直线所截的同位角,两条直线不一定平行,∴∠2不能确定.故选:D.二、填空题(每小题3分共18分)9.(3分)“等角的补角相等”的条件是如果两个角都是某一个角的补角,结论是那么这两个角相等.【解答】解:等角的补角相等的条件是如果两个角都是某一个角的补角,结论是那么这两个角相等.故答案为如果两个角都是某一个角的补角,那么这两个角相等.10.(3分)|3.14﹣π|= π﹣3.14 ,﹣8的立方根为 ﹣2 . 【解答】解:|3.14﹣π|=π﹣3.14,﹣8的立方根为﹣2, 故答案为:π﹣3.14,﹣2.11.(3分)﹣1的相反数是 1﹣ ,的平方根是 ±2 . 【解答】解:﹣1的相反数是 1﹣,的平方根是±2,故答案为:1﹣,±2.12.(3分)已知实数a 在数轴上的位置如图,则化简|1﹣a |+的结果为 1﹣2a .【解答】解:由数轴可得出:﹣1<a <0, ∴|1﹣a |+=1﹣a ﹣a=1﹣2a .故答案为:1﹣2a .13.(3分)如图,将直角三角形ABC 沿AB 方向平移AD 长的距离得到直角三角形DEF ,已知BE=5,EF=8,CG=3.则图中阴影部分面积.【解答】解:∵RT △ABC 沿AB 的方向平移AD 距离得△DEF , ∴△DEF ≌△ABC , ∴EF=BC=8,S △DEF =S △ABC , ∴S △ABC ﹣S △DBG =S △DEF ﹣S △DBG , ∴S 四边形ACGD =S 梯形BEFG , ∵CG=3,∴BG=BC﹣CG=8﹣3=5,=(BG+EF)•BE=(5+8)×5=.∴S梯形BEFG故答案为:.14.(3分)如图,直线m∥n,△ABC的顶点B,C分别在直线n,m上,且∠ACB=90°,若∠1=40°,则∠2等于130度.【解答】解:∵m∥n,∠1=40°,∴∠3=∠1=40°.∵∠ACB=90°,∴∠4=∠ACB﹣∠3=90°﹣40°=50°,∴∠2=180°﹣∠4=180°﹣50°=130°.故答案为:130.三、解答题(共70分15题:7分,16、17题:8分,18、19、21题9分20、22题:10分)15.(7分)根据下列证明过程填空:已知:如图,AD⊥BC于点D,EF⊥BC于点F,交AB于点G,交CA的延长线于点E,∠1=∠2.求证:AD平分∠BAC,填写证明中的空白.证明:∵AD⊥BC,EF⊥BC (已知),∴EF∥AD (平面内,垂直于同一条直线的两直线平行),∴∠1=∠DAB(两直线平行,内错角相等),∠E=∠CAD (两直线平行,同位角相等).∵∠1=∠2(已知),∴∠BAD=∠CAD,即AD平分∠BAC (角平分线定义).【解答】证明:∵AD⊥B C,EF⊥BC,∴∠ADC=∠EFC=90°,∴AD∥EF,(平面内,垂直于同一条直线的两直线平行)∴∠AGE=∠DAB,∠E=∠DAC,∵AE=AG,∴∠E=∠AGE,∴∠DAB=∠DAC,即AD平分∠BAC.故答案为:平面内,垂直于同一条直线的两直线平行,∠1,∠BAD,∠2,两直线平行,同位角相等,∠1=∠2,∠BAD=∠CAD,角平分线定义.16.(8分)求出下列x的值.(1)4x2﹣49=0;(2)27(x+1)3=﹣64.【解答】解:(1)4x2﹣49=0x2=,解得:x=±;(2)27(x+1)3=﹣64(x+1)3=﹣,x+1=﹣,解得:x=﹣17.(8分)已知:2a﹣7和a+4是某正数的平方根,b﹣7的立方根为﹣2.(1)求:a、b的值;(2)求a+b的算术平方根.【解答】解:(1)由题意得,2a﹣7+a+4=0,解得:a=1,b﹣7=﹣8,解得:b=﹣1;(2)a+b=0,0的算术平方根为0.18.(8分)如图,AB∥CD,AE平分∠BAD,CD与AE相交于F,∠CFE=∠E.求证:AD∥BC.【解答】证明:∵AE平分∠BAD,∴∠1=∠2,∵AB∥CD,∠CFE=∠E,∴∠1=∠CFE=∠E,∴∠2=∠E,∴AD∥BC.19.(9分)如图:BD平分∠ABC,F在AB上,G在AC上,FC与BD相交于点H.∠GFH+∠BHC=180°,求证:∠1=∠2.【解答】证明:∵∠BHC=∠FHD,∠GFH+∠BHC=180°,∴∠GFH+∠FHD=180°,∴FG∥BD,∴∠1=∠ABD,∵BD平分∠ABC,∴∠2=∠ABD,∴∠1=∠2.20.(10分)已知如图:AD∥BC,E、F分别在DC、AB延长线上.∠DCB=∠DAB,AE⊥EF,∠DEA=30°.(1)求证:DC∥AB.(2)求∠AFE的大小.【解答】证明:(1)∵AD∥BC,∴∠ABC+∠DAB=180°,∵∠DCB=∠DAB,∴∠ABC+∠DCB=180°,∴DC∥AB;(2)解:∵DC∥AB,∠DEA=30°,∴∠EAF=∠DEA=30°,∵AE⊥EF,∴∠AEF=90°,∴∠AFE=180°﹣∠AEF﹣∠EAF=60°.21.(10分)已知:如图,直线AB,CD相交于点O,OE平分∠BOD,OF平分∠COB,∠AOD:∠DOE=4:1.求∠AOF的度数.【解答】解:∵OE平分∠BOD,∴∠DOE=∠EOB,又∵∠AOD:∠DOE=4:1,∴∠DOE=30°,∴∠COB=120°,又∵OF平分∠COB,∴∠COF=60°,又∵∠AOC=∠DOE+∠EOB=60°,∴∠AOF=∠COF+∠AOC,=60°+60°,=120°.22.(10分)在网格上,平移△ABC,并将△ABC的一个顶点A平移到点D处,(1)请你作出平移后的图形△DEF;(2)请求出△DEF的面积.【解答】解:(1)如图所示;=3×4﹣×2×4﹣×2×3﹣×2×1(2)由图可知,S△DEF=12﹣4﹣3﹣1=4.。
人教版七年级下册数学第一次月考试题附答案
【分析】根据线段、垂线段的公理、平行线的性质以及补角的性质判断即可.
【解答】解:A、两点之间,线段最短,是真命题;
B、两直线平行,同旁内角互补,原命题是假命题;
C、等角的补角相等,是真命题;
D、垂线段最短,是真命题;
故选:B.
【点评】本题考查了命题与定理:判断一件事情的语句,叫做命题.许多命题都是由题设和结论两部分组成,题设是已知事项,结论是由已知事项推出的事项,一个命题可以写成“如果…那么…”形式.
6.(3分)下列各图中,∠1与∠2是对顶角的是( )
A. B.
C. D.
【分析】根据对顶角的定义作出判断即可.
【解答】解:根据对顶角的定义可知:只有选项C中的是对顶角,其它都不是.
故选:C.
【点评】本题考查对顶角的定义,两条直线相交后所得的只有一个公共顶点且两边互为反向延长线,这样的两个角叫做对顶角.
12(3分).如图,长方形ABCD中,AB=6,第一次平移长方形ABCD沿AB的方向向右平移5个单位长度,得到长方形A1B1C1D1,第2次平移长方形A1B1C1D1沿A1B1的方向向右平移5个单位长度,得到长方形A2B2C2D2,…,第n次平移长方形An-1Bn-1Cn-1Dn-1沿An-1Bn-1的方向向右平移5个单位长度,得到长方形AnBnCnDn(n>2),若ABn的长度为2 026,则n的值为().
2022年七年级下册第一次月考
数 学试 题
满 分:120分时间:120分钟
亲爱的同学:沉着应试,认真书写,祝你取得满意成绩!
一.选择题(共12小题,满分36分,每小题3分)
1.(3分)49的算术平方根是( )
A.±7B.7C.± D.
七年级语文下册第一次月考试题(含答案)--语文部编版 (21)
七年级语文下学期第一次月考试题总分120分,考试时间120分钟一、积累与运用(1-5题21分)1.在下面的横线上填写出相应的内容(6分)(1)请将李白的《春夜洛城闻笛》默写出来。
,。
,。
(2)王维,字,(朝代)诗人。
2.下列词语书写完全正确的一项是()(3分)A.奠基选聘昼夜昆仑B.秩序伴侣小楷懊诲C.硕果吩咐调羹气魄D.字帖狂谰钥匙卓越3.下列句子中加黑的词语使用正确的一项是()(3分)A.对于家长的反对态度,他不以为然,认为自己的观点才是对的。
B.他废寝忘食,沥尽心血,终于在期中考试中取得了优异的成绩。
C.西湖胜景中最能让文人气冲斗牛的是白堤和苏堤。
D.前几天刚刚清理过的树下杂草,春风一吹,又锋芒毕露了,使人顿生无限感慨。
4.下列句子中没有语病的一项是()(3分)A.在“建设书香校园”的活动中,校刊开通了《诗韵玲珑》《思想芦苇》等小栏目。
B.我们欣赏散文,既要细心领会作者对于自然和人生的感悟,又要认真品评作者表达这种感悟所用的形式。
C.要在海量搜索结果中找到所需要的信息,我们必须具备筛选信息和快速浏览的能力。
D.随着社会的发展和人类文明程度的日益提高,城市景观花卉装饰已逐渐成为评价一座城市的文明程度和综合素质。
5.班内开展了以“不朽的丰碑——致敬各领域英雄人物”为主题的综合性学习活动,请你按照要求,回答后面的问题(6分)(1)为了更好地推动此项活动的开展,请你为活动拟写一条宣传标语。
(2分)答:(2)活动中有个演讲比赛,老师对你说:“李明口齿伶俐,才思敏捷,最适合当主持人,你是他的好朋友,请你代我邀请一下他好吗?”你爽快地答应了老师。
见到李明,你说:“。
”(2分)(3)请根据下面的材料,补写对联(2分)黄大年,著名地球物理学家。
2009年,他毅然放弃国外优越条件回到祖国,赤胆忠心,殚精竭虑,取得了一系列重大科技成果,加速推动了我国的“深探”(地球深层探测)事业,用5年时间走完了发达国家20年的道路,项目成果达到国际领先水平,技术研发实现弯道超车,完成了跨代飞跃,书写了在地球深层探测领域的传奇,展示了归国科学家至诚报国的风采。
