第二次月考试卷(七年级上)
初一上第二次月考试卷
七年级(上)第二次月考试卷第一部分听力(20分)Ⅰ.听句子,选择正确图片。
每个句子读两遍。
(5分)1.____2.____3.____4.____5.____Ⅱ.听句子,选择正确答语。
每个句子读两遍。
(5分)( )6. A. Y es, please. B. Good idea! C. Y es, I’d like to. ( )7. A. That’s right. B. No problem. C. Y ou’re right.( )8. A. Y es, I’d like to. B. It’s over there. C. Y es, I do.( )9. A. She is a teacher. B. She’s from China. C. In a hospital.( )10. A. He works in Beijing. B. He is a doctor. C. He is twenty years old. Ⅲ.听对话及问题,选择正确答案。
每组对话和问题读两遍。
(5分)( )11. A. Bread and fish. B. Rice and chicken. C. Hamburgers and vegetables. ( )12. A. A doctor. B. A nurse. C. An office worker.( )13. A. Hong Kong. B. Beijing. C. England.( )14. A. No, they don’t. B. Y es, they do. C. I don’t know.( )15. A. My aunt. B. My mother. C. My sister.Ⅳ.Name SallyAge16.______Country(国家)17.______The number of familymembers18.______Father’s job(工作)19.A______Mother’s job20.A______第二部分笔试部分(80分)Ⅰ.单项选择。
七年级(上)第二次月考数学检测试卷(含答案)
七年级(上)第二次月考数学检测试卷(每小题3分,共30分) .在 8080080008.0 ,8 ,31.0 ,41, ,2 ,14.33--π(每两个8之间依次多1个0)这些数中,无理数的个数为( )A 、1个B 、2个C 、3个D 、4个 ,下列运算正确的是( )A 、2222=-xx B 、 2222555d c dc =+C 、xy xy xy =-45D 、532532m m m =+、将一元一次方程13321=--x 去分母,下列正确的是( )A 、1-(x -3)=1B 、3-2(x -3)=6C 、2-3(x -3)=6D 、3-2(x -3)=1下列近似数中,含有3个有效数字的是 ( ) A.5430 B.5.430×106C.0.5430D.5.43万.下列各式中去括号正确的是( )A 、22(22)22x x y x x y --+=-++B 、()m n mn m n mn -+-=-+-C 、(53)(2)22x x y x y x y --+-=-+D 、(3)3ab ab --+= 下列式子中: 12,b ,y x + ,032=-y ,ts 整式的个数为( )A 、2个B 、3个C 、4个D 、5个.下列说法中正确的是 ( . ) A.有理数与数轴上的点一一对应。
B.无限小数是无理数。
C.23-读作3-的平方 D.5的平方根是5±、哥哥今年15岁,弟弟今年9岁,x 年前哥哥的年龄是弟弟年龄的2倍,则列方程为( ) A、)9(215x x -=- B、)15(29x x -=- C、)9(215x x +=+ D、)15(29x x +=+ 9、如图,数轴上一动点A 向左移动2个单位长度到达点B ,再向右移动5个单位长度到达点C .若点C 表示的数为1,则点A 表示的数为 A .7B .3C .3-D .2-10,在甲组图形的4个图中,每个图是由4种简单图形A 、B 、C 、D(•不同的线段或圆)中的某两个图形组成的,例如由A 、B 组成的图形记为A ·B 。
第二次月考-2022-2023学年七年级语文上册课后培优分级练(部编版)(解析版)
第二次月考(试卷满分120分)一、单选题(共9题;共22分)1.(2分)下列加点字的注音有误的一项是( )A.殉.职(xùn) 狭隘.(ài) 热忱.(chén) 哄.堂大笑(hōng)B.坍.塌(dān) 废墟.(xū) 戳.破(chuō) 参.差不齐(cēn)C.迂.回(yū) 禁锢.(gù) 晕眩.(xuàn) 精疲力竭.(jié)D.淫.慢(yín) 微薄.(bó) 纯粹.(cuì) 拈.轻怕重(niān)【答案】B【解析】【分析】ABC无误;“坍”应读“tān”。
故答案为:B【点评】本道题考查对重点字的读音积累,解答本题首先要拿准注音字的读音,特别是多音字。
拼读时要结合语境和注音字所在词的词义。
需要学生在平时多读课文,养成熟练地语感,注意读音,多积累词语,多读课下注释,多查字典等工具书。
2.(2分)下列词语中书写有误的一项是( )A.叮嘱滑翔恋恋不舍一无所知B.安详哺乳迫不及待直接了当C.长喙怅然大相径庭无所顾忌D.驯养余晖全神贯注一本正经【答案】B【解析】【分析】本题考查基础字词的字形。
A.C.D.书写正确;B.有误。
B项中,“直接了当”应为“直截了当”。
故答案为:B。
【点评】本题考查基础字词的字形。
字形是基础部分常考的知识点之一,平时要做好字词积累,答题时认真辨析。
解答此类题型时,一方面要注意在平时的学习中打好字词基础,另一方面在答题时要认真审题,仔细辨析。
3.(2分)下列加点词语运用不正确的一项是 ( )A.李老头最终决定进城去和儿孙共同生活,只为了享受天伦之乐....。
B.随着新的证据的出现,原来已经比较明朗的案情又变得扑朔迷离....。
C.一看群情激愤,小偷只好在大家众目睽睽....之下,拿出钱包,低头认错。
D.“中国梦”并非可望而不可即......,我们应为实现这个伟大的梦想而奋斗。
【解析】【分析】本题考查学生正确使用成语的能力。
福建省宁德市2024_2025学年七年级生物上学期第二次月考试卷含解析
福建省宁德市2024-2025学年七年级生物上学期其次次月考试卷一、单项选择题(本大题25小题,每小题2分,共50分)1.(2分)构成人体结构和功能的基本单位是()A.细胞B.组织 C.器官 D.系统2.(2分)以下为多细胞生物的是()A.变形虫B.衣藻 C.草履虫D.洋葱3.(2分)土壤中的水分被植物的根汲取后,要通过如图哪一种组织向上运输?()A.B.C.D.4.(2分)下列几种组织中,不能同时与其他组织存在于同一个器官的是()A.爱护组织B.上皮组织 C.养分组织 D.输导组织5.(2分)生物体的结构是有层次的,人体的皮肤属于()A.器官B.组织 C.系统 D.无法确定6.(2分)生物体能够由小长大的缘由是()A.细胞数目的增多B.细胞体积的增大C.细胞的养分状况D.细胞的生长和分裂7.(2分)动、植物体具有不同的结构层次.人体组成的结构层次是()A.细胞→组织→系统→器官→个体B.细胞→组织→器官→个体C.组织→细胞→器官→个体D.细胞→组织→器官→系统→个体8.(2分)玉米细胞的染色体数是20条,经过两次细胞分裂后,新形成的玉米细胞的染色体数是()A.20条B.40条C.80条D.5条9.(2分)下列结构与其所属结构层次搭配错误的是()A.皮肤﹣﹣上皮组织B.血液﹣﹣结缔组织C.果实﹣﹣生殖器官D.根﹣﹣养分器官10.(2分)下列植物中,能产生种子的是()A.油松B.墙藓 C.满江红D.水绵11.(2分)地球大气中氧气的主要来源是()A.藻类植物B.蕨类植物 C.裸子植物 D.被子植物12.(2分)北宋欧阳修的诗句中“西湖春色归,春水绿于染”,以及唐朝刘禹锡的诗句中“苔痕上阶绿,草色入帘青”主要描述的植物类群是()A.藻类植物和苔藓植物B.藻类植物和蕨类植物C.苔藓植物和蕨类植物D.苔藓植物和藻类植物13.(2分)下列关于孢子植物的叙述中,不正确的是()A.生长到肯定时期会产生一种叫孢子的生殖细胞,靠孢子繁殖后代B.适于生活在水中或阴湿的环境中C.包括藻类植物、苔藓植物和蕨类植物等D.都没有根、茎、叶的分化14.(2分)裸子植物和被子植物都属于种子植物,两者之间的主要区分是()A.生长环境不同B.种子外面是否有果皮包被C.在地球上出现的年头不同D.分布的范围不同15.(2分)国槐和侧柏是北京市的市树,月季和菊花是北京市的市花.其中属于裸子植物的是()A.国槐B.侧柏 C.月季 D.菊花16.(2分)下列哪项是藻类、苔藓、蕨类植物所具有的共同特征()A.都是多细胞植物B.都没有根、茎、叶器官的分化C.大都生活在阴湿环境中D.都不产生种子17.(2分)我们吃的豆腐、花生油等主要分别来源于大豆花生的哪一部分()A.胚芽、子叶B.子叶、胚轴C.胚根、胚轴D.子叶、子叶18.(2分)种子萌发不须要的外界条件是()A.足够的空气B.肯定的光照C.相宜的温度D.适量的水分19.(2分)绿色开花植物体汲取水分和无机盐的主要部位()A.根尖的根冠B.根尖分生区C.根尖伸长区D.根尖成熟区20.(2分)一朵花中最主要的结构是()A.①②B.③⑥ C.⑤⑥ D.④⑤21.(2分)储存在粮仓里的小麦种子一般不会萌发,主要缘由是()A.缺少水分B.温度较高C.缺少阳光D.缺乏养分物质22.(2分)植物生长须要多种无机盐,其中须要量最多的是()A.含氮、铁、磷的无机盐B.含碳、磷、钾的无机盐C.含氮,磷、铁的无机盐D.含氮、磷、钾的无机盐23.(2分)下列花的各部分结构中,能形成种子的是()A.胚珠B.子房 C.受精卵D.胚24.(2分)有一个描述花生的谜语:“麻屋子,红帐子,里面住着个白胖子.”红帐子指的是()A.果皮B.种皮 C.种子 D.胚25.(2分)下列关于根尖四个区域中,生长得最快的区域是()A.根冠B.分生区C.伸长区D.成熟区二、非选择题(每空1分,共50分)26.(5分)你从一个受精卵发育成长为一个小帅哥、小美女,让我们看到了生命的奇异改变。
七年级语文第二次月考试题及答案配答案 部编人教版七年级上册
七年级语文第二次月考试题及答案配答案部编人教版七年级上册七年级语文第二次月考试题配答案一.积累与运用1.下列加点字注音完全正确的一项是()。
(2分)A.附和(hè)离间(jiàn)称职(chènɡ)相形见绌(chū) B.嗜好(shì)辍学(chuò)畸形(qí)安然无恙(yànɡ) C.惬意(qiè)挑衅(xìn)腼腆(tiǎn)姹紫嫣红(chà) D.弓弦(xián)玷污(zhān)恐吓(xià)嗟来之食(jiē) 2.下列词语书写完全正确的一项是()A.烦躁霎时攫取翻来覆去头晕目眩B.筹划妖娆鸿鹄沧海桑田回环屈折C.诓骗恻隐寤寐因地治宜正襟危坐D.粲然藩篱羁拌杂乱无章莫衷一是3.下列句子中加点的成语使用不正确的一项是()A.这些伪劣药品造成的危害骇人听闻,药品市场非整顿不可。
B.看到著名表演艺术家赵本山的小品,连一向严肃的父亲也忍俊不禁。
C.如果能掌握科学的学习方法,就会收到事倍功半的效果。
D.面对激烈的竞争,我们不应该怨天尤人,更不应该妄自菲薄。
4.下列句子中有语病的一项是()A.温州鼓词,是流行于浙南地区的一种曲艺形式。
B.我们必须认真克服,并随时发现自己的缺点。
C.最近,他的工作效率有了明显的提高。
D.通过最近一段的努力,我的作文水平有了质的飞跃。
5.指出正确说明下边加下划线词的词性及意义的一项:()这时船慢了,不久就到了,果然近不得台旁……A.“近”本来是名词,这里作形容词,意思是依靠。
B.“近”本来是形容词,这里作副词,意思是靠近。
C.“近”本来副词,这里作动词,意思是进去。
D.“近”本来是形容词,这里作动词,意思是靠近。
6.下列句中标点符号使用正确的一项是()A.黄土高原上,爆出一场多么壮观,多么豪放,多么火烈的舞蹈哇——安塞腰鼓!B.每逢有人问起我的籍贯,回答之后,对方会肃然起敬,“哦!你们那里出咸鸭蛋!”C.进了太和们,就到了紫禁城的中心——三大殿:太和殿、中和殿、保和殿!D.“馄饨喂——开锅!”这是特别给开夜车的或赌家们备下的夜宵,就像南方的汤圆。
七年级上册第二次月考试卷数学
七年级上册第二次月考试卷数学一、选择题(每题4分,共20分)1. 下列各数中,最小的是()A. -3B. 0C. 3D. 52. 下列各组数中,相等的是()A. (-3)² = 9B. (-3)³ = -27C. (-3)⁴ = 81D. (-3)⁵ = -2433. 下列各组数中,互为相反数的是()A. 2和-2B. 3和-3C. 4和-4D. 5和04. 下列各组数中,最大的是()A. -5, -3, -1B. -5, -3, 0C. -5, -3, 1D. -5, -3, -25. 下列各组数中,最小的是()A. -5, -3, -1B. -5, -3, 0C. -5, -3, 1D. -5, -3, -2二、填空题(每题4分,共20分)6. 一个数的绝对值是它到______的距离。
7. 一个数的相反数是它与______的和等于0。
8. 一个数的倒数是它与______的积等于1。
9. 一个数的平方是它与______的积。
10. 一个数的立方是它与______的积。
三、解答题(每题12分,共60分)11. 计算:(-3)²× (-3)³ + (-3)⁴× (-3)⁵12. 解方程:2x + 3 = 713. 解不等式:3x - 5 > 2x + 114. 已知一个数的绝对值是5,这个数可能是多少?请写出所有可能的值。
15. 已知一个数的相反数是-4,这个数是多少?请写出所有可能的值。
七年级上册英语第二次月考试卷及答案
七年级上册英语第二次月考试卷及答案七年级上册英语第二次月考试卷(温馨提示:考试时间90分钟,满分100分)一、完形填空(共10小题,每小题1分,共10分)先通读短文,掌握大意,然后从所给的A、B、C三个选项中选择可以填入空白处的最佳答案。
My name 1 Li Fen. I’m 2 . I get up 3 6:30 in the morning. I 4 to school from Monday to Friday. We 5 seven lessons every day. There 6 four lessons in the morning and three in the afternoon. School 7 at four o’clock in the afternoon. After class I often 8 games with my friends, then we 9 and 10 . It’s a busy day.( ) 1. A. am B. is C. are( ) 2. A. China B. England C. Chinese( ) 3. A. in B. on C. at( ) 4. A. go B. goes C. don’t go( ) 5. A. has B. have C. are( ) 6. A. is B. are C. have( ) 7. A. finishes B. finish C. starts( ) 8. A. do B. plays C. play( ) 9. A. goes home B. go home C. go to home( ) 10.A. have dinner B. have breakfast C. have the dinner二、阅读理解(共25小题,每小题2分,共50分)ADear Alan,It’s Monday, July 15. I’m really busy today. At 8: 00, I have Chinese.I don’t like Chinese. It’s boring. Then at 9: 00 I have maths. I like it very much because it’s very interesting. Next, at 10: 00, I have English. It’s my favourite subject. At 11: 00, I have music. I like it because it’s relaxing. I have lunch at 12: 25. After lunch, I have science. It’s fun. Then I have PE. I like it. It’s exciting. We can play football. After PE, we have history. It’s fun. Then I go home at 5: 00.Yours,Amy11. Amy doesn’t likebecause it’s boring.A. ChineseB. mathsC. musicD. history12. Amy hasclasses on Monday.A. threeB. fourC. sevenD. eight13. Amy’s favourite subject is.A. ChineseB. PEC. historyD. English14. Amy likes maths because it’s.A. relaxingB. BoringC. interestingD. exciting15. Amy doesn’t haveon Monday.A. musicB. artC. PED. EnglishBMike and Dick work in the same office. They don’t like the cold weather. One day they decided to take their holiday in Australia. Their plane arrived in Sydney at nine in the morning. They had a good rest in a hotel. The next morning they rented(租) a car in the city and began their trip.A few hours later the sun was shining in the sky and there were no shade trees beside the road. It was so hot that they could hardly(几乎不) go on driving. They had to stop to look around. Mike found a river was about half a kilometer away from them. They were both very happy and drove the car quickly. Soon they got to the river. Before they jumped into the river, Dick saw a boy playing under a big tree. He asked the boy, “Are there any sharks(鲨鱼)in the river? ”“No,” answered the boy, “There aren’t any. ”So they began to swim in the river. After a while, Dick felt something hit(敲打) against his leg. He told Mike about it. They were very afraid and stopped swimming. Dick asked the boy loudly, “Is it true that there are not any sharks in the river? ”“Yes, sir. There are a lot of crocodiles(鳄鱼)in the water. The sharks have all swum away.”16. Mike and Dick went to Australia _____.A. by carB. by airC. by shipD. we don’t know17. The two young men went to Australia to _____.A. swim in the riverB. study to driveC. go on a holidayD. find some work18. Mike and Dick couldn’t drive any more because _____.A. the sun was shining in the skyB. there were no shade trees beside the roadC. the weather was very hotD. they were too tired19. Dick became afraid because _____.A. he saw a shark in the waterB. he thought it might be a shark that hit his legC. he saw the boy laughing at them under the big treeD. he had been told there were some sharks in the river20. When the two young men heard(听到) the boy, they began to _____.A. catch the crocodiles in the waterB. look for the crocodiles thereC. run to beat the Australian boyD. come out of the river at once(立刻).CMark Twain was an American writer. He liked to tell funny stories, and he also liked to play jokes. One day, a friend of his lost his wallet and asked Twain to pay his train ticket for him.Twain said, "Im sorry, but it happens that I have very little money with me.I dont have enough money to buy two tickets."The friend was very sad."But," said Twain, "You can get on the train with me and, when the conductor comes through the train to collect (收) the tickets, you can hide under my seat." The friend agreed to this plan. But when the conductor came through the train, Twain gave him two tickets. One is for himself and the other is for his friend under the seat.Then in a loud voice, so that everyone in the train could hear him easily, Twain explained (解释), "My friend is a very strange man. When he rides on a train, he doesnt like to sit on the seat. He likes to lie on the floor under the seat."Of course, everybody then looked at the poor man under the seat and laughed at him.21. Who used to write funny short stories?A. Lu XunB. Mark TwainC. ShakespeareD. Luo Guanzhong22. Mark Twain was _________.A. a great German writerB. a great American writerC. a great English writerD. a great American lawyer23. ______ lay on the floor under the seat in stead of sitting on the seat.A. Mark TwainB. The conductorC. A strangerD. A friend of Mark Twains24. A friend asked Twain to buy train ticket for him because _________.A. he lost his walletB. he had very little money and could not pay the ticket.C. Twain owed his money, and then he wanted to get it back.D. he did not want to pay the ticket himself.25. Which of the following is right?A. Twain bought only one ticket for himself.B. Twain bought two tickets.C. Twain did not ask his friend to get on the train.D. Twain asked his friend to take his seat.DMy mother only has one eye. I hate her. I am always angry about it. She cooks dinner for students and teachers. One day at school, my mother sees me and says hello to me. I was so unhappy! How can she do this? I turn back and run away. The next day at school one of my classmates says, “Hey, your mother only has one eye!”I don’t know what to say. I wish my mother to just get away. I say to her at home, “If you’re only going to make others laugh at me, why don’t you just die (死)?” She doesn’t say a word.Many years later, I have my family in another city. Then one day, my mother comes to visit me. When she stands at the door, my children laugh at her. I shout, “GET AWAY! NOW!”“Oh, I’m so sorry. I have the wrong address (地址).”A few years later, she dies. Somebody gives me a letter from my mother. It reads:“My dearest son,I think of you all the time. I’m sorry that I should not go to your house and.... You see, when you are very young, you lose (失去) your eye in a car accident. As a mother, I give you mine. I am glad you can see a whole world for me with that eye.With all my love to you.Your mother.”( ) 26. Who does the writer’s mother work for?A. For his school.B. For his family.C. For his classmates.D. For his children.( ) 27. How does the writer feel when his classmate laughs at him?A. Happy.B. Unhappy.C. Sorry.D. Glad( ) 28. What does the mother do before she dies?A. She has an accident and loses her eye.B. She visits the writer and his children.C. She gives her eye to her son.D. She writes a letter and asks someone to give it to her son.( ) 29. What does the underlined word “accident” mean in Chinese?A. 故事B. 停车场C. 事故D. 车库( ) 30.How may the writer feel after he reads the letter?A. He still hates his mother because of her blind eye.B. He feels really sorry because he isn’t kind to her before she dies.C. He feels happy that he will never see the one-eyed woman.D. He is not sad at all, but very angry.EAutumn is a good season to do sports, because in summer it is too hot. But what you feel is quite different from what your body feels. Your body works more slowly, so it is easy for you to be hurt (伤害) when doing sports. Here is some advice (建议).Drink water. It is often very dry in autumn and your body loses (丢失) water easily. So it is good to drink 500 ml of water two hours before you exercise. But be careful you cannot drink water as soon as (一旦) you finish your exercise. Just do it about 15 minutes after that.Warm up your body. Before you do any sport, remember to do some warming-up activities such as walking or morning exercises to get your body ready for the sport.Have outdoor activities. It is cool outside your door and the air is much better. So outdoor activities like climbing hills, riding bikes and running or jogging are much fun. These can help you lose more fat, get you relaxed (放松) and help you work well.Do not eat too much after the sport. If you cannot control your mouth, it is better not to do any sport. You can have some fruit or vegetables if you really want to eat something.( )31.How many pieces of advice does the writer give?A. 5B. 4C. 7D. 6( ) 32.What must you remember to do before you do some exercise?A. Drink enough water and begin your sport.B. Eat a lot of food before your exercise.C. Climb the hills, ride your bike and run.D. Do some warming-up activities to get your body ready for the sport.( )33.What outdoor activity does this passage not mention (提及)?A. Walking.B. Jogging.C. Skating.D. Riding the bike.( )34. Who may give this advice to people?A.A doctor.B. A worker.C. A student.D. A farmer.( ) 35.Which can be the best title (标题) of this passage?A. Having Outdoor Activities.B. Advice on Doing SportsC. Autumn, My Favourite Season.D. Your Healthy Lifestyle.三、任务型阅读:(每题2分,共10分)Joe is twelve. He is a nice boy. He likes English and his English is very good. But he eats too much food. And he never plays sports. He hasa big breakfast every morning(每天早晨)。
七年级上册英语第二次月考试题(含答案)
七年级上册英语第二次月考试卷注意:1. 考试分为第I卷(共70分)与第II卷(共30分)两部分。
2. 考试时间为90分钟,满分为100分。
3. 选择题答案必须用28铅笔在答题卡对应题号答题框内填涂,非选择题请在答题卷指定位置用黑色字迹的钢笔或签字笔作答,否则作答无效。
第I卷(共70分)一、辨音(共10小题:每小题0.5分,满分5分)A. 下列各组词中,有一个单词划线部分的读音与其他三个单词划线部分的读音不同,请选出。
1. A. German B. nervous C. work D. never2. A. whole B. what C. whom D. whose3. A. cough B. enough C. laugh D. leave4. A. sure B. shop C. Asia D. solve5. A. delicious B. television C. pleasure D. usuallyB. 找出下列单词中重读音节与其它不同的单词。
6. A. relative B. Australia C. another D. important7. A. ticket B. puddle C. summer D. provide8. A. museum B. excuse C. arrive D. garden9. A. spaceship B. nervous C. return D. camera10. A surprise B. building C. centre D. dumpling二、单项选择(共10小题,每小题1分,满分10分)请在下列各题的四个选项中选择一个最佳答案。
11. It’s said that we will have to _________ at least one hour _________ to Shanghai.A. spend; flyingB. take, flyingC. spend, to flyD. take, to fly12. It’s dangerous _________ in the sea alone.A. swimB. to swimC. swimmingD. swims13. Many people like reading newspaper _________ they can learn what’s h appening in the world.A. so thatB. ever sinceC. as soon asD. even though14. --- Can your sister speak English?--- Yes, she can. And she is able _________ German and Japanese as well.A. speakB. speakingC. to speakingD. to speak15. --- What _________ you this weekend?--- To visit my uncle. He has a big farm and there are a lot of fresh vegetables.A. will; going to doB. are; going to doC. are; go to doD. will; goes to do16. --- Excuse, where is the bookstore?--- Go _________ the b ridge and you’ll see it on your left.A. onB. crossC. acrossD. through17. There _________ a stamp show in the school playground if it _________ next Monday afternoon.A. will be; isn’t rainingB. will be; doe sn’t rainC. will have; isn’t rainingD. will have; doesn’t rain18. The elephant is one of _________ in the world. Bur the number of them is getting smaller and smaller.A. the larger animalB. the larger animalsC. the largest animalD. the largest animals19. My father feels _________ because he hears from an old friend of his today.A. unhappyB. happilyC. happyD. happiness20. Is there _________ in the newspaper?A. anything importantB. important anythingC. everything importantD. important everything三、语法选择(共10小题;每小题1分,满分10分)阅读下面短文,按照句子结构的语法性和上下文连贯的要求,从下列各题所给的A、B、C和D项中选出最佳选项。
七年级上册第二次月考试卷【含答案】
七年级上册第二次月考试卷【含答案】专业课原理概述部分一、选择题(每题1分,共5分)1. 下列哪个是生态系统中的生产者?A. 植物B. 动物C. 细菌D. 岩石2. 光合作用的主要场所是?A. 叶绿体B. 细胞核C. 线粒体D. 细胞膜3. 下列哪种物质是植物光合作用的产物?A. 二氧化碳B. 氧气C. 有机物D. 水4. 下列哪种动物属于变温动物?A. 鸟类B. 哺乳类C. 爬行类D. 鱼类5. 下列哪种物质是植物呼吸作用的产物?A. 二氧化碳B. 氧气C. 有机物D. 水二、判断题(每题1分,共5分)1. 植物进行光合作用时,必须有光的存在。
()2. 动物细胞和植物细胞都有细胞核。
()3. 生态系统中的消费者只有动物。
()4. 细菌和真菌都是生态系统中的分解者。
()5. 植物进行呼吸作用时,需要氧气的参与。
()三、填空题(每题1分,共5分)1. 生态系统由生产者、消费者和______组成。
2. 植物细胞和动物细胞的共同结构有细胞膜、细胞质和______。
3. 光合作用的公式是:二氧化碳+水+光能→有机物+______。
4. 呼吸作用的公式是:有机物+氧气→二氧化碳+水+______。
5. 下列物质中,属于有机物的是______。
四、简答题(每题2分,共10分)1. 简述生态系统的组成。
2. 简述光合作用的意义。
3. 简述呼吸作用的意义。
4. 简述植物细胞和动物细胞的区别。
5. 简述变温动物和恒温动物的区别。
五、应用题(每题2分,共10分)1. 某生态系统中,植物通过光合作用产生的有机物为1000克,其中500克被初级消费者食用,请问初级消费者能获得多少克的能量?2. 某种植物在光合作用过程中,每吸收10克二氧化碳,可以释放8克氧气,若该植物吸收了100克二氧化碳,请问可以释放多少克氧气?3. 某种动物在呼吸作用过程中,每消耗10克有机物,可以产生6克二氧化碳,若该动物消耗了50克有机物,请问可以产生多少克二氧化碳?4. 某种植物在光合作用过程中,每吸收10克水,可以产生6克葡萄糖,若该植物吸收了100克水,请问可以产生多少克葡萄糖?5. 某种动物在呼吸作用过程中,每消耗10克有机物,可以产生4克水,若该动物消耗了50克有机物,请问可以产生多少克水?六、分析题(每题5分,共10分)1. 分析光合作用和呼吸作用的相互关系。
七年级上学期第二次月考试卷(含答案)
七年级上学期第二次月考试卷听力部分略Ⅴ.单项填空(每小题1分,共15分)21. Mum, ______ my teacher(老师), Mr. Wang.A. she isB. this isC. here isD. him is22. —Are you Mr. Li?—______.A. Yes, I amB. No, you’re notC. Yes, you areD. No, I not23. —Is this ______basketball?—No. It’s______ basketball.A. you, myB. my, youC. your, hisD. he, her24.—What are those?—______ are their books.A. ThatB. They’reC. TheyD. It25. Please ______these things to your brother. He is at school.A. bringB. lookC. takeD. need26. —______ are my keys?—They are on the sofa.A. WhatB. WhereC. WhyD. Who27. —Do you like English?—Yes, it’s______.A. boringB. interestingC. difficultD. interested28. —What’s this in English, Miss Zhang?—It’s ______eraser.A. anB. theC. aD. /29. —Do you have a tennis ball?—______. But I have a baseball.A. Yes, I doB. No, I don’tC. Yes, you doD. No, I not have30. —What do you have ______breakfast?—I eat eggs and hamburgers.A. inB. forC. onD. at31. —Where is your ruler?—______ in the pencil box.A. They areB. It’sC. This isD. It32. —Is that man(男人) his uncle?—______.A. No, he isB. Yes, it isC. No, she isn’tD. Yes, that’s33. —______ are your pens?—______ black.A. What, It’sB. What color, They’reC. Where, ThemD. Where, They’re34.He can sing(唱) lots of songs(歌曲)______ English.A. inB. withC. onD. for35. Gina likes tomatoes for lunch and______ for dinner.A. berryB. hamburgersC. ice-creamD. breads Ⅵ.完形填空(每小题1分,共10分)Hello, my name is Nick Brown. My last name is 36 . I 37 nine years old. I have a 38 .The number is 39 . I have a quilt. What color is it? It’s 40 . Look! This 41 is my friend. 42 name is Jenny. 43 is very nice. She has 44 rulers. One is red and the other is green. 45 she? She is fine.36. A. Jim B. Nick C. Tony D. Brown37. A. am B. is C. are D. /38. A. key B. pen C. telephone D. map39. A. SML B. 628-5523 C. fine D. x40. A. white B. afternoon C. BBC D. OK41. A. boy B. girl C. key D. pen42.A. His B. You C. Her D. My43.A. I B. You C. She D. He44. A. five B. four C. three D. two45.A. What B. How C. What’s D. H ow’sⅦ.阅读理解(每小题1.5分,共30分)AMy uncle likes sports very much. He loves soccer ball, basketball, baseball, tennis. He plays baseball and basketball very well. He likes to watch the sports games on TV. He plays sports every day. He has a small (小的) sports collection. He has 3 tennis rackets, 2 baseballs, 3 basketballs and a soccer ball.根据短文内容判断正(T)误(F)46. My uncle doesn’t like sports, but he has a sports collection.47.He plays baseball and basketball very well.48.He likes to watch the sports collection on TV.49.He watches TV and plays sports every day.50.His collection is small:3 tennis rackets, 2 baseballs, 3 basketballs and a soccer ball.BHello! My name’s Mary Brown. I’m a girl. I like red. I have a red schoolbag. What’s this? It’s my red pencil case. Is that my ruler? Yes, It is. It is a red ruler. What’s that? It is a watch. Is it my watch? No, it isn’t. It’s Bob’s watch. It’s blue.51.What’s the girl’s family name?A. Green.B. Brown.C. Miller.D. Hand.52. The girl’s favorite(最喜欢的) color is ______.A. redB. blueC. brownD. yellow53. —What color is the watch?—It’s______.A. redB. blueC. brownD. yellow54. Is that Bob’s ruler?A. Yes, it is.B. No, it is.C. Yes, it’s.D. No, it isn’t.55. That is ______watch.A. myB. yourC. Bob’sD. Mary’sCHello, everyone! My name is Nan Nan. I’m thirteen. I am a Chinese girl. Look, this is my photo. You can see I have black eyes and short hair.I like wearing dress(穿裙子).I am a student from No.4 Middle School. I like English very much. I want(想) to be an interpreter(翻译) when I grow up(长大).I like playing on the computer. I also like listening to music(听音乐) and singing(唱歌).I am very friendly(友好的), too. So I have many friends. We are in different(不同的) classes but the same school. We often play games after school. We are very happy.56. Which is Nan Nan’s picture?A B C D57. What does she do?A. She is a student from No.1 Middle School.B. She is a teacher from No.1 Middle School.C. She is a student from No.4 Middle School.D. She is a teacher from No.4 Middle School.58. What does she want to be when she grows up?A. A teacher.B. A singer.C. A dancer.D. An interpreter.59. What doesn’t she like?A. Playing football.B. Singing.C. Listening to music.D. Playing on the computer.60. Which is NOT right?A. Nan Nan is a very friendly girl.B. Nan Nan has many friends.C. Nan Nan and her friends often play games after school.D. Nan Nan and her friends are in different schools.DLook at this bag. It’s my schoolbag. It’s orange. What’s in it? Look, this is an English book. It’s red. This is a Chinese book. It’s white. And this is a book, too. It’s yellow. This is my pencil case. It’s blue. I like my pencil case very much. There are(有) some pens and pencils in it.根据短文内容判断正(T)误(F)61.My bag is orange.62.My English book is yellow.63.My pencil case is blue.64.I like my Chinese book very much.65.There is an eraser in my pencil case.Ⅷ.根据短文内容完成下列各题(每小题2分,共10分)Dear Mary,Can you take these things to my brother, Bill? These things are: his red hat, an alarm clock, keys, an English book, a notebook, a watch and an ID card. His red hat is on the bed. His alarm clock is on the table.(A) His keys are on the table, too. (B) His English book is in the bookcase. His notebook is in the bookcase, too. His watch is on the dresser(床头柜). And his ID card is in the dresser.Thank you.Jenny 66.请选出文中没有提到的物品A. B. C. D. E.67.请将(A)处的句子改为单数句___________________________________________________________ 68.请将(B)处画线部分的句子合并为一个句子___________________________________________________________ 69.根据短文内容回答问题Where is Bill’s watch?___________________________________________________________ 70.______writes(写)this note.Ⅸ.补全对话(每小题2分,共10分)Mr. Wang: Good afternoon, class.Class: G 71 afternoon, Mr. Wang.Mr. Wang: Sit down, please. My name is Wang Lin. W 72 your name?Jim Green: My name is Jim Green.Mr. Wang: H 73 are you?Jim Green: I’m fine, t74 you. And you?Mr. Wang: I’m O75 .Ⅹ.基础填空(每小题1分, 共10分)A)根据首字母及汉语提示完成句子76. This is a s______ of keys.77. Is that her e______ (橡皮)?78. This is his w______(手表).79. —What’s your QQ n______?—It’s 112346576.80. Excuse m______, what is your name, please?B)根据汉语提示完成句子81.______(喂)!What’s your name?82.Tom is my good______(朋友).83.______(中国)is my second home.84.I’m a middle ______(学校) student.85.Five and (加)four is ______(9).Ⅺ.书面表达(共15分)请根据提示分别写则招领和寻物启事。
福建省莆田市涵江区莆田锦江中学2023-2024学年七年级上册第二次月考数学试题(含解析)
A.402B.403C.404D.405(1)的值能否为79?若能,求a 的值;若不能,说明理由;(2)值能否为51,若能,求a 的值;若不能,说明理由;(3)若,求的最小值为 (直接写结果)22.列一元一次方程解决实际问题(两问均需用方程求解)第19届亚洲夏季运动会于2023年9月23日在杭州举行,通过不同色彩、不同纹饰向世界讲述“江南忆”的美丽故事.现有工厂生产吉祥物的盲盒,分为1S 12S S +12187S S =+12S S -【简单应用】如图1,点A 在数轴上所对应的数为,点B 表示的数为)则A 、B 两点间的距离________, A 、B 两点的中点M 5-AB =∴甲捐书本,乙捐书本,丙捐书为本.21.(1)不能,理由见解析;(2)能,的值为或;(3)【分析】本题考查了一元一次方程的应用,理解、的实际意义是解题关键.(1)设“T ”型阴影覆盖的最小数字为,则其他数字分别为、、,根据的值为79列方程,求出的值,再根据的实际意义分析,即可得到答案;(2)根据题意,将其他数字用、表示出来,然后根据值为51列方程,得到,再根据、的实际意义分析,即可得到答案;(3)根据,得到,再根据、的实际意义,找出满足条件的、的值,然后得出,即可求出最小值.【详解】(1)解:不能,理由如下:设“T ”型阴影覆盖的最小数字为,则其他数字分别为、、,,解得:,由月历可知,时,不能构成“T ”型阴影,即的值不能为79;(2)解:能,的值为或,理由如下:设“T ”型阴影覆盖的最小数字为,则“T ”型阴影覆盖的其他数字分别为、、,,设“田”型阴影覆盖的最小数字为b , “田”型阴影覆盖的其他数字分别为、、,,,整理得:,、都是正整数,当时,,满足条件;当时,,“田”型阴影条件不满足;当时,,满足条件;值能为51,此时的值为或;(3)解:由(2)可知,、、,585x =8136x =9153x =a 1513-a b a 1a +2a +8a +1S a a a b 12S S +6a b +=a b 12187S S =+40a b +=a b a b ()1245S S a b -=--a 1a +2a +8a +()()()112841179S a a a a a ∴=++++++=+=17a =17a =1S a 15a 1a +2a +8a +()()()1128411S a a a a a ∴=++++++=+1b +7b +8b +()()()2178416S b b b b b ∴=++++++=+12442751S S a b ∴+=++=6a b +=a b 1a =5b =2a =4b =5a =1b =12S S ∴+a 151411S a =+2416S b =+124427S S a b +=++,,,、都是正整数,满足条件的、的值为或或,,即当的值最小时,最小,当,时,有最小值,为,故答案为:22.(1)生产盲盒的工人人数为600人(2)该工厂应该安排250名工人生产,750名工人生产才能使每天生产的盲盒正好配套【分析】本题考查了一元一次方程的应用,找准等量关系,正确列出一元一次方程是解题的关键.(1)设生产盲盒B 的工人人数为x 人,则生产盲盒A 的工人人数为人,根据该工厂共有1000名工人,列出一元一次方程,解方程即可;(2)设安排m 人生产盲盒A ,则安排人生产盲盒B ,根据盲盒大礼包由2个盲盒A 和3个盲盒B 组成.列出一元一次方程,解方程即可.【详解】(1)设生产的人数为人,则生产的人数为人,于是解得:(人)答:生产盲盒的工人人数为600人.(2)设安排人生产,则安排人生产于是解得:(人)答:该工厂应该安排250名工人生产,750名工人生产才能使每天生产的盲盒正好配套.23.(1)选择类卡(2)类卡通话200分钟,类卡通话350分钟12187S S =+ 4427187a b ∴++=40a b ∴+=a b ∴a b 1921a b =⎧⎨=⎩2020a b =⎧⎨=⎩2119a b =⎧⎨=⎩()()1241141644545S S a b a b a b -=+-+=--=-- a b -12S S -∴19=a 21b =12S S -()41921513⨯--=-13-A A B ()2200x -()1000m -B x A ()2200x -()22001000x x -+=400x =22002400200600x ∴-=⨯-=A m A ()1000m -B()3202101000m m ⨯=⨯-250m =10001000250750m ∴-=-=A B B A B(3)当通话时长小于50分钟时,选类卡;当通话时长等于50分钟时,选类卡或类卡皆可;当通话时长大于50分钟时,选类卡【分析】此题主要考查了一元一次方程的应用,根据题意分别表示出两种卡的费用是解题关键.(1)根据付费标准分别得出通话费用即可求解;(2)根据付费标准分别得出通话时间即可求解;(3)设他一个月通话时长为分钟,根据付费标准列出方程,求解即可.【详解】(1)解:由题意可得:类卡:(元),类卡:(元),∴他应该选择类卡.(2)由题意可得:类卡通话时间为:(分钟),类卡通话时间为:(分钟)答:类卡通话200分钟,类卡通话350分钟;(3)设他一个月通话时长为分钟,类卡付费关系式为:元,设通话分钟,类卡付费关系式为:元,则,解得:.所以,当通话时长小于50分钟时,选类卡;当通话时长等于50分钟时,选类卡或类卡皆可;当通话时长大于50分钟时,选类卡.24.(1)5;(2)35分;(3) 3场.【详解】解:(1)设这个球队胜x 场,则平(8-1-x )场,依题意可得3x+(8-1-x=17解得x=5;(2)打满14场最高得分17+(14-8)×3=35(分);(3)由题意可知,在以后的6场比赛中,只要得分不低于(12分)即可,所以胜场不少于4场,一定可达到预定目标.而胜3场,平3场,正好也达到预定目标.因此在以后的比赛中至少要胜3场.答:(1)这支球队共胜了5场;(2)最高能得35分;(3)至少胜3场.【点睛】本题考查了一元一次不等式的运用,此类试题难度很大,考生解答此类问题时要求熟练把握一元一次不等式的基本性质运算.25.【小问1】9, 【小问2】或2A AB B x 0.6150.3x x =+A 1000.660⨯=B 1000.31545⨯+=B A 1200.6200÷=B ()120150.3350-÷=A B x A 0.6x x B ()150.3x +0.6150.3x x =+50x =A A B B 0.5-12-。
部编版七年级语文上册第二次月考试卷(附参考答案)
部编版七年级语文上册第二次月考试卷(附参考答案)满分:120分考试时间:120分钟一、语言的积累与运用。
(35分)1、下列字形字音有误的一项是()A.怂恿.(yǒnɡ)污涩.(sè)蜷.伏(quán)嗔怪(chēn)B.丰腴.(yú)斑斓.(lán)迷惘.(wǎnɡ)蹒.跚(pán)C.窗棂.(línɡ)温煦.(xù)笨拙.(zhuō)放肆(sì)D.暮霭.(ài)卑劣.(liè)羞怯.(què)余辉.(huī)2、下列各组词语书写全都正确的一项是()A.遮弊各得其所美不盛收呼朋引伴B.蝉褪人生鼎沸截然不同疲倦不堪C.分岐高枕而卧小心翼翼不求深解D.尴尬众目睽睽花团锦簇油然而生3、下列句中加横线成语使用不恰当的一项是()A.今天,老师表扬了张露露同学,说她很有主见,从不自作主张。
B.吃过晚饭,妈妈边嗑瓜子边看电视,爸爸边听音乐边看杂志,可谓各得其所。
C.这一问题很难理解,经过他的点拨,我才恍然大悟。
D.听到这一消息,大家都喜出望外。
4、下列句子中没有语病的一项是()A.网上“晒旅游”本身是积极向上的,但要有度,不要有攀比或骄傲。
B.我永远不会忘记老师耐心细致地纠正并指出我考试中的问题的情景。
C.为了防止这类交通事故不再发生,我们制定了交通安全管理措施。
D.也许我们不能复制马云的成功,但是他的梦想、他的努力却是每个人都可以复制的。
5、选出修辞手法与其他三项不同的一项( )A.树尖儿上顶着一髻儿白花,好像日本看护妇。
B.山坡上卧着些小村庄,小村庄的房顶上卧着点儿雪。
C.它们全安静不动地低声地说:“你们放心吧,这儿准保暖和。
”D.溪流吟着一首小诗。
6、下列句子排序正确的一项是()①出了一点力就觉得了不起,喜欢自吹,生怕人家不知道。
②每个共产党员都要学习他。
③不少的人对工作不负责任,拈轻怕重,把重担子推给人家,自己挑轻的。
新人教版七年级语文上册第二次月考试卷及答案(完美版)
新人教版七年级语文上册第二次月考试卷及答案(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、下列加点字的注音有误的一项是( )A.花苞.(bāo) 娇媚.(mèi) 诱惑.(huò) 彩棱.镜(lèng)B.睫.毛(jié) 掩饰.(shì) 高邈.(miǎo) 绿茵.茵(yīn)C.莅.临(lì) 吝.啬(lìn) 干涩.(sè) 淅.淅沥沥(xī)D.粗犷.(guǎng) 静谧.(mì) 晒.干(shài) 咄.咄逼人(duō)2、下列词语书写全部正确的一项是()A.造访响清静默抖擞精神B.捷毛幽谷昏鸦幸甚至哉C.淅沥宽敞喉咙花枝招展D.萧瑟端庄郎润不知不觉3、下列句子中加点词语使用不正确的一项是()A.重要的书必须反复阅读,每读一次都会觉得开卷有益.....B.在人迹罕至....的北极,奇异的天象令人心旌摇荡,难以忘怀.C.足球比赛即将拉开帷幕,队员们彼此发出海誓山盟....,立志夺冠.D.在第54届世乒赛中,马龙卫冕男单冠军,同学们对他的敬慕之情油然而生.....4、下面句子没有语病的一项是()A.深受人们喜爱的中国京剧脸谱艺术,被公认是中华民族传统文化的标识。
B.华人游子用他们所钟爱的音乐方式,在过去的岁月中创作了优秀的大量的歌曲。
C.通过汉字书写大赛,使人们重拾汉字之美,也就越发珍惜纸质时代的美好。
D.为了优化育人环境,提升办学水平,学校加快了校园环境改造的速度和规模。
5、下列句子中没有使用修辞手法的一项是()A.盼望着,盼望着,东风来了,春天的脚步近了。
B.那天我又独自坐在屋里,看着窗外的树叶“唰唰啦啦”地飘落。
C.母亲啊!你是荷叶,我是红莲。
D.不必说碧绿的菜畦,光滑的石井栏,高大的皂荚树,紫红的桑葚。
6、把下列句子组成一段连贯的话,排序合理的一项是()①你会发现,烦恼正慢慢消散,再次启程,你会一身轻松。
七年级语文上册第二次月考试卷及答案
4.照应题目(前文),深化主题。
5.香椿本身的味道、母爱的温暖、童年的快乐、春天的味道。
【答案】
1.主要运用了神态和动作描写。这两种描写方法的综合运用,形象地表现了父亲当年挣钱的不易和对来之不易的收入的珍惜及兴奋满足之情。
2.承上启下的过渡作用。前半句总结前文,说明随着时代的发展,这样的场景3.“不小心”其实是故意为之。这里表现了母亲既要给父亲足够的锻炼机会,又要让他不易察觉的细心。体现了父母之间相互扶持,相濡以沫的深厚淳朴的感情。
②一个人能够获得多大的能量,取得多高的成就,很大程度取决于这种循环往复的阅读。
③阅读是一种循环往复的过程。
④对于这些举世公认的中西社科、文学名著,我们自然要尽情揣摩,反复精读,把握其内涵与要旨。
⑤这种循环往复,就是人们常说的精读。
A.④②①③⑤B.③⑤①④②C.②③⑤①④D.③⑤①②④
7、诗文默写。
⑩“没记住。”父亲难为情地扯了下嘴角,算是回应。
⑾“再数数。”
⑿父亲又数一次,数过三四次,方才报出钱的数目。
⒀整理菜钱这件小事,令他的眼神重新活泛起来。一段时间后,父亲精神明显好了很多。他又主动揽下一项任务:拣谷粒。每天上午,父亲就戴上老花镜,坐在沙发上,慢慢把米粒中的谷粒选出来。隔三差五,又把母亲“不小心”弄混的黑豆和绿豆分开。
2.选文第④段画线部分在结构上有何作用?请具体分析。
3.选文第⒀段中画线部分“不小心”三个字有何深意?请结合语境具体分析。
4.选文结尾说:“父亲数钱,两种姿态,每一种姿态里,都饱含着父母相伴相携的情分。”请你分别说说两种姿态里饱含着怎样的情分?
四、写作题(40分)
阅读下面的材料,按要求作文。
2022-2023学年人教版七年级数学上册第二次月考测试题(附答案)
人教版2022-2023学年七年级数学上册第二次月考测试题(附答案)一、选择题(每小题3分,30分)1.实数1,﹣1,0,﹣四个数中,最大的数是()A.0B.1C.﹣1D.2.某市某日的气温是﹣2℃~6℃,则该日的温差是()A.8℃B.6℃C.4℃D.﹣2℃3.下列各式中,是一元一次方程的是()A.2x+5y=6B.3x﹣2C.x2=1D.3x+5=84.下列各式中运算错误的是()A.5x﹣2x=3x B.5ab﹣5ba=0C.4x2y﹣5xy2=﹣x2y D.3x2+2x2=5x25.下列说法正确的是()A.单项式的系数是﹣5B.单项式a的系数为1,次数是0C.次数是6D.xy+x﹣1是二次三项式6.方程2x+a﹣4=0的解是x=﹣2,则a等于()A.﹣8B.0C.2D.87.下面说法中错误的是()A.368万精确到万位B.0.0450精确到千分位C.2.58精确到百分位D.10000保留到百位为1.00×1048.如果a=b,则下列式子不成立的是()A.a+c=b+c B.a2=b2C.ac=bc D.a﹣c=c﹣b 9.在某次活动中,设座位有x排,每排坐30人,则有8人无座位;每排坐31人,则空26个座位.则下列方程正确的是()A.30x﹣8=31x+26B.30x+8=31x+26C.30x﹣8=31x﹣26D.30x+8=31x﹣2610.观察图和所给表格回答.当图形的周长为80时,梯形的个数为()梯形个数12345….图形周长58111417….A.25B.26C.27D.28二、填空题(每小题3分,30分)11.﹣23=.12.已知多项式2mx m+2+4x﹣7是关于x的三次多项式,则m=.13.产量由m千克增长15%后,达到千克.14.若有理数a、b满足|a+6|+(b﹣4)2=0,则a﹣b的值为.15.与原点的距离为2个单位的点所表示的有理数是.16.白玉兰商店把某种服装成本价提高50%后标价,又以7折卖出,结果每一件仍然获利20元,这种服装每件的成本是元.17.如果a﹣b=3,ab=﹣1,则代数式3ab﹣a+b﹣2的值是.18.列等式表示:“x的2倍与8的和等于10”上述等式可列为:.19.若代数式2a+3与8﹣3a的值相等,则a2021=.20.一份试卷,一共20道选择题,每一题答对得5分,答错或不答扣3分,小红共得68分,那么小红答对了道题.三、解答题(60分)21.(1)计算﹣12021+18÷(﹣3)×|﹣|(2)化简3a2﹣[8a﹣(4a﹣7)﹣2a2](3)化简求值﹣(﹣a2+2ab+b2)+(﹣a2﹣ab+b2),其中a=﹣,b=1022.解方程:(1)5(x+2)=2(5x﹣1);(2);(3)23.若方程3x+2a=12和方程3x﹣4=2的解相同,求a的值.24.甲乙两车从相距240km的两站同时开出,相对而行,甲车每小时行50km,乙车每小时行30km,问出发几小时后两车相距80km?25.抗洪抢修施工队甲处有31人,乙处有21人,由于任务的需要,现另调23人去支援,使在甲处施工的人数是在乙处施工人数的2倍,问应调往甲、乙两处各多少人?26.汛期到来之前某水利部门利用挖掘机挖掘土方,甲机单独做12天挖完,乙机单独做15天可以挖完,现在两机合作若干天后,再由乙机单独挖6天完成任务,问甲机挖了几天?27.某公园为了吸引更多游客,推出了“个人年票”的售票方式(从购买日起,可供持票者使用一年),年票分A、B二类:A类年票每张49元,持票者每次进入公园时,再购买3元的门票;B类年票每张64元,持票者每次进入公园时,再购买2元的门票.(1)一游客计划在一年中用100元游该公园(只含年票和每次进入公园的门票),请你通过计算比较购买A、B两种年票方式中,进入该公园次数较多的购票方式;(2)求一年内游客进入该公园多少次,购买A类、B类年票花钱一样多?参考答案一、选择题(每小题3分,30分)1.解:﹣1<﹣<0<1,故选:B.2.解:该日的温差=6﹣(﹣2)=6+2=8(℃).故选:A.3.解:A、含有2个未知数,故选项错误;B、不是等式,故选项错误;C、是2次方程,故选项错误;D、正确.故选:D.4.解:A、5x﹣2x=(5﹣2)x=3x,正确;B、5ab﹣5ba=(5﹣5)ab=0,正确;C、4x2y与5xy2不是同类项,不能合并,故本选项错误;D、3x2+2x2=(3+2)x2=5x2,正确.故选:C.5.解:A、单项式的系数是﹣,错误;B、单项式a的系数为1,次数是1,错误;C、次数是4,错误;D、正确.故选:D.6.解:把x=﹣2代入方程2x+a﹣4=0,得到:﹣4+a﹣4=0解得a=8.故选:D.7.解:A、368万精确到万位,此选项不符合题意;B、0.0450精确到万分位,此选项符合题意;C、2.58精确到百分位,此选项不符合题意;D、10000保留到百位为1.00×104,此选项不符合题意.故选:B.8.解:A.根据等式性质1,在等式的两边同时加上c,结果成立,故正确;B.根据等式性质2,在等式的两边同时乘以一个相同的数或式子,结果成立,故正确;C.根据等式性质2,在等式的两边同时乘以c,结果成立,故正确;D.不符合等式的性质,故不成立.故选:D.9.解:由题意得:30x+8=31x﹣26,故选:D.10.解:周长分别是5,8,11,14…可以看出:首项a1=5,等差d=3,由公式a n=a1+(n﹣1)d,即a n=5+(n﹣1)×3=3n+2.∴3n+2=80,解得n=26.故选:B.二、填空题(每小题3分,30分)11.解:﹣23=﹣8.故答案为:﹣8.12.解:∵多项式2mx m+2+4x﹣7是关于x的三次多项式,∴m+2=3,解得:m=1,故答案为:1.13.解:根据题意得:m(1+15%)=1.15m(千克);故答案为:1.15m.14.解:∵|a+6|+(b﹣4)2=0,∴a+6=0,b﹣4=0,∴a=﹣6,b=4,∴a﹣b=﹣6﹣4=﹣10.故答案为:﹣10.15.解:设数轴上,到原点的距离等于2个单位长度的点所表示的有理数是x,则|x|=2,解得:x=±2.故答案为:±2.16.解:设这种服装每件的成本为x元,依题意,得:0.7×(1+50%)x﹣x=20,解得:x=400.故答案为:400.17.解:∵a﹣b=3,ab=﹣1,∴3ab﹣a+b﹣2,=3×(﹣1)﹣3﹣2,=﹣3﹣3﹣2,=﹣8.故答案为:﹣8.18.解:依题意得:2x+8=10.故答案是:2x+8=10.19.解:根据题意得:2a+3=8﹣3a,移项合并得:5a=5,解得:a=1,则原式=1,故答案为:120.解:设小红答对了x道题,则答错或不答(20﹣x)道题,依题意,得:5x﹣3(20﹣x)=68,解得:x=16.故答案为:16.三、解答题(60分)21.解:(1)原式=﹣1﹣6×=﹣1﹣3=﹣4;(2)原式=3a2﹣8a+4a﹣7+2a2=5a2﹣4a﹣7;(3)原式=a2﹣2ab﹣b2﹣a2﹣ab+b2=﹣3ab,当a=﹣,b=10时,原式=2.22.解:(1)去括号得:5x+10=10x﹣2,移项合并得:﹣5x=﹣12,解得:x=2.4;(2)去分母得:6(x﹣2)=2x﹣1,去括号得:6x﹣12=2x﹣1,移项合并得:4x=11,解得:x=;(3)方程整理得:x﹣=2﹣,去分母得:10x﹣5x+5=20﹣2x﹣4,移项合并得:7x=11,解得:x=.23.解:3x﹣4=2x=2,∵方程3x+2a=12和方程3x﹣4=2的解相同,把x=2代入3x+2a=12得6+2a=12,a=3.24.解:设出发x小时后两车相距80km,(50+30)x=240﹣80或(50+30)x=240+80解得,x=2或x=4答:出发2小时或4小时后两车相距80km.25.解:设应调往甲处x人,调往乙处(23﹣x)人.依题意,有31+x=2(21+23﹣x),解方程,得x=19,23﹣x=23﹣19=4.答:应调往甲处19人,调往乙处4人.26.解:设甲挖掘机挖了x天,则乙挖掘机挖了(x+6)天,依题意,得:+=1,解得:x=4.答:甲挖掘机挖了4天.27.解:(1)设用100元购买A类年票可进入该公园的次数为x次,购买B类年票可进入该公园的次数为y次,据题意,得49+3x=100.解得,x=17.64+2y=100.解得,y=18.因为y>x,所以,进入该公园次数较多的是B类年票.答:进入该公园次数较多的是B类年票;(2)设进入该公园z次,购买A类、B类年票花钱一样多.则根据题意得49+3z=64+2z.解得z=15.答:进入该公园15次,购买A类、B类年票花钱一样多.。
七年级(上)第二次月考语文试卷2(含解析答案)
七年级(上)第二次月考语文试卷一、默写(本大题共1小题,共12.0分)1.根据提示补写名句或填写课文原句。
(1)《次北固山下》描写时序交替,暗示时光流逝,蕴含自然情趣的句子是:______,______。
(2)在我国的传统文化中,人们常以月寄情。
如唐代诗人李白在《闻王昌龄左迁龙标遥有此寄》中的“______,______”两句,把对友人的怀念之情托付给明月。
(3)亚里士多德曾说过:“人生的价值不只仅仅在于学习,还必须有思考的能力。
”这句话跟《论语》中的“______,______”十分相似。
(4)孔子在《述而》篇中论述君子对富贵的正确态度是:______,______。
(5)______,非宁静无以致远。
《诫子书》(6)淫慢则不能励精,______。
《诫子书》(7)______,却话巴山夜雨时。
《夜雨寄北》(8)夜阑卧听风吹雨,______。
《十一月四日风雨大作》二、选择题(本大题共7小题,共21.0分)2.下列加点词语注音完全正确的一项是()A. 发绺.(liǔ)脸颊.(xiá)颤.动(zhàn)蹑.手蹑脚(niè)B. 遴.选(lín)摩挲.(suō)遗孀.(shuānɡ)鲜.为人知(xiǎn)C. 卓.著(zhuó)桑椹.(shènɡ)诱.人(xiù)载.人飞行(zài)D. 擎.着(jìnɡ)劳累.(lèi)浩瀚.(hàn)问鼎苍穹.(qiánɡ)3.下列词语有错别字的一项是()A. 热忱拈轻怕重见异思迁麻木不仁B. 禁锢不毛之地沉默寡言津津有味C. 嘶哑哄堂大笑瞻前顾后犹豫不决D. 滑稽精疲力竭头晕目眩宁静至远4.下列句子没有语病的一项是()A. 21世纪需要有科学文化的一大批知识分子去建设祖国。
B. 近段时间,我们班的同学认真学习并讨论了《中学生日常行为规范》。
C. 今年全国将有10个省、市、自治区试点在音乐课程中增加京剧内容。
七年级语文上册第二次月考试题(附参考答案)
七年级语文上册第二次月考试题(附参考答案)满分:120分考试时间:120分钟一、语言的积累与运用。
(35分)1、字词积累——下列加点字的读音完全正确的一项是( )A.派遣.(quǎn) 坍.塌(tān) 晕眩.(xuàn) 拈.轻怕重(zhān)B.硬.朗(yīnɡ) 狭隘.(ài) 怦.怦(pēnɡ) 刨.根问底(bāo)C.瞬.间(xùn) 呼啸.(xiāo) 鄙薄.(bó) 光秃.秃(tū)D.殉.职(xùn) 水渠.(qú) 隐秘.(mì) 漠.不关心(mò)2、下列词语书写正确的一项是()A.建壮嘹亮精神抖擞喜出忘外B.茏罩澄清花枝招展小心冀冀C.烘托莅临恍然大悟翻来覆去D.决别憔悴混为一团各得其所3、下列句中加点的词语使用有误的一项是( )A.下雪了,孩子们呼朋引伴....,玩起了打雪仗的游戏。
B.那种清冷是柔和的,没有北风那样咄咄逼人....。
C.读屏和读书两种阅读方式并存,相得益彰....,共同构成了多元化的阅读时代。
D.春天的野花遍地,开得花枝招展....的,很是惹人喜爱。
4、下列句子没有语病的一项是()A.有关领导在会议上明确要求,各部门必须尽快提高传染病防控工作。
B.曹文轩获“国际安徒生奖”,实现了中国作家在该奖项上零的突破。
C.随着部分地区高大树木的减少,使某些珍稀鸟类只能选择在高压电塔上筑巢。
D.在巡检排查过程中,天津市供电部门解决并发现了居民用电方面的问题。
5、指出下列句中没有使用修辞方法的一项( )A.这些白桦树棵棵鲜嫩、挺拔,像笔直站立的少年一样。
B.那是六月晴朗的一天,太阳快要把人烤焦了。
C.房顶很严实,一滴雨水也不漏。
D.看到了一片灰灰的薄雾,像地毯一样,铺在高原上。
6、下列句子的排列顺序准确的一项是()①百般不能排解思情, 不妨往诗文中寻个消遣处。
②王维的乡思亦有画意: 来日绮窗前, 寒梅著花未?③从古自今, 乡愁是诗人的惆怅。
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14、.世界上面积最大的大洲和大洋是( )
A、欧洲和大西洋
B、大洋洲和北冰洋
C、亚洲和太平洋
D、非洲和太平洋
15、.亚洲与非洲的分界线是
A.巴拿马运河;
B.苏伊士运河;
C.白令海峡;
D.乌拉尔河;.
二、非选择题
1、读下图“等高线地形图”,完成下列内容(5分):
(1)图中字母分别表示的地形部位是:山顶▁▁▁鞍部▁▁▁陡崖▁▁▁
(填图中的字母)
(2)C、D中位于山谷的是▁▁▁▁▁ .坡度较缓的是▁▁▁▁▁
2读图回答下列问题(10分)
图中:
(1)字母▁▁▁处是面积最小的大洲,字母▁▁▁处是面积最大的洲,字母C处▁▁▁为洋,
(2)①、②两图中表示东半球的是▁▁▁图。
(3)亚洲与欧洲的分界线是:▁▁▁山脉、▁▁▁河、▁▁▁海、▁▁▁山脉、▁▁▁海、▁▁▁海峡。