题目要求6
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100个好作文题目小学优秀6篇优秀作文题目篇一《徜徉在爱的的梦幻里》《放弃成熟》《冬天和我有个约会》《被搁浅的梦》《那时,花开》《让孤独飘舞》《触摸旋律》《梦想,想梦》《我是船,只属于远方》《无言的凝眸》《远方的地平线》《花开不只在春天》《秋韵》《最美的行囊》《永远的》《伤着并快乐着》《还有多少爱可以重来》《明天,我在哪》《离开是一种美丽的痛》《别说不》《今夜,我的泪》《死神唇边的微笑》《触摸那片蔚蓝》《梦絮星空》《椰风海韵》《旗袍下的旧疤痕》《我的独白》《夏日暴风雨》《淌过我心的流水》《朝拜生命》2013全国个省市高考作文题目汇总篇二最新全国高考作文汇总1、北京卷爱迪生怎么看手机材料为两个科学家对话,爱迪生回到21世纪对手机怎么看,不少于800字题目自拟。
2、上海卷更重要的事生活中,大家往往努力做自己认为重要的事情,但世界上似乎还有更重要的事。
这种现象普遍存在,人们对此的思考不尽相同。
请选取一个角度,写一篇文章,谈谈你的思考。
要求:(1)题目自拟;(2)全文不少于800字;(3)不要写成诗歌。
3、四川卷过一个平衡的生活以“过一个平衡的生活”为话题,自拟题目。
4、江苏卷一点点细微的变化探险者与蝴蝶一群探险者去山洞探险,进入后点燃蜡烛,发现有一群蝴蝶,于是退出去了。
过了一段时间,探险者们再次进入,却发现蝴蝶飞到了山洞深处了,小小蜡烛影响了蝴蝶的生活环境。
作文要求考生根据一点点细微的变化,自定主题。
5、福建卷根据顾城的诗根据一首诗写一篇不少于800字的作文。
我仰望着夜空,感到一阵惊恐;如果地球失去引力,我就会变成流星,无依无附在天宇飘行。
哦,不能!为了拒绝这种“自由”,我愿变成一段树根,深深地扎进地层。
6、湖南卷走过材料作文,二选一,1.“它”往上飞,有一个声音问它累不累,它说我不累。
2.父亲在剪报纸,孩子在旁边抱着他,说:我愿意就这样陪着你。
让考生根据理解来选择。
7、辽宁卷沙子和珍珠这是一个发人深省的故事,一个年轻人觉得做什么事业不成功,在海边遇到一位老者,老人劝他无果,老人说把一个石头扔进大海看不见,但扔进一个珍珠就有可能容易被发现!石头会沉下去,但珍珠更容易被发现,你愿意做哪个?8、广东卷以“捐助”为题作文有一个白手起家,成了富翁。
2024年语文作文押题预测题目及范文6篇1.按要求作文习总书记在党的二十大报告中寄语广大青年,“怀抱梦想又脚踏实地,敢想敢为又善作善成”,青春逢盛世,奋斗正当时。
在我们的追梦路上,虽有坎坷,但脚踏实地;虽经历风雨,仍不懈追求;一路上的成长与收获,是时光给予我们的最好馈赠。
请以“梦想因而闪耀”为题,写一篇作文。
要求:(1)思想健康,内容充实,语言流畅,书写清晰;(2)文体不限(诗歌除外);不少于600字。
梦想因坚持而闪耀每个人的心中都有一个梦想,这个梦想或许是遥不可及的,或许是触手可及的。
但是,无论梦想多么遥远,只要我们肯坚持,梦想就会因我们的坚持而闪耀。
记得那是一个炎热的下午,太阳高挂在天空中,炙烤着大地上的每一寸土地。
而我,正站在学校的操场上,面对着眼前那条直通终点的赛道,心中充满了紧张和期待。
那天,是学校的运动会,我即将参加1500米长跑比赛。
这个数字,对于很多人来说,或许并不是一个很大的数字,但对于我来说,却是一个巨大的挑战。
我从小体质就不太好,跑步一直是我的弱项。
但是,我却总是梦想着有一天能在赛场上奔跑,展现出自己的风米。
比赛开始前,我站在起跑线上,深深地吸了一口气,试图平复自己紧张的心情。
当我听到发令枪声响起时,我立刻像脱缰的野马一样冲了出去。
一开始,我的速度还算可以,但随着时间的推移,我的体力逐渐消耗殆尽,速度也慢了下来。
当我跑到第三圈时,我已经感到筋疲力尽,每一步都像是在脚上绑了铅球一样沉重。
我看到身边的选手们一个个超过了我,心中不禁感到绝望。
这时,我听到看台上传来同学们的加油声:“加油,你可以的!坚持就是胜利!”听到这些鼓励的话语,我心中涌起了一股力量,我告诉自己,我不能放弃,我要坚持下去。
于是,我咬紧牙关,加快了脚步。
虽然我的速度仍然比不上身边的选手们,但我却没有再停下来。
我一步一步地向前跑着,每跑一步,都让我感到无比的艰难。
但是,我没有放弃,我坚持着,坚持着……当我终于跑到终点时,我已经累得喘不过气来。
六年级下册英语三单元作文题目要求全文共6篇示例,供读者参考篇1My Adventurous Summer VacationSummer vacation is the best time of the year for kids like me! No school, no homework, and endless possibilities for fun and adventure. This past summer was particularly exciting because my family went on an amazing trip to the gorgeous island of Hawaii.After months of planning and saving up, we finally boarded the plane for our long-awaited journey. The flight seemed to take forever, but the anticipation of our tropical paradise destination made the time fly by. As soon as we landed and stepped out of the airport, the warm, humid air and the scent of exotic flowers welcomed us to the islands.We stayed at a lovely resort right on the beach, with swaying palm trees and crystal-clear waters stretching out as far as the eye could see. Our room had a beautiful view of the ocean, and we could hear the soothing sound of the waves crashing against the shore.The first few days, we spent most of our time relaxing on the beach, soaking up the sun, and playing in the gentle surf. Building sandcastles, collecting seashells, and splashing around in the shallow waters were simple pleasures that brought us so much joy.One day, we decided to be a little more adventurous and went snorkeling for the first time. After getting fitted with our masks, snorkels, and fins, we waded into the warm ocean and submerged our faces into the underwater world. It was like entering a whole new realm, teeming with vibrant marine life. Colorful fish of all shapes and sizes darted around us, and we even spotted a few sea turtles gracefully gliding through the water. It was an unforgettable experience that made me appreciate the beauty and diversity of the ocean.Another highlight of our trip was a visit to the Volcanoes National Park on the Big Island. We hiked through lush rainforests and across rugged lava fields, witnessing the raw power and majesty of nature. The highlight was seeing the glowing orange lava flows up close at night – an awe-inspiring sight that left us speechless.As our vacation came to an end, we were all a little sad to be leaving paradise behind. But we knew that the memories we hadmade would stay with us forever. From the breathtaking natural beauty to the rich cultural experiences, our Hawaiian adventure was truly unforgettable.Looking back, I feel so grateful to have had the opportunity to explore such an incredible place with my family. It was an experience that broadened my horizons, taught me to appreciate different cultures, and reminded me of the importance of spending quality time with loved ones. I can't wait for our next adventure, wherever it may take us!篇2Title: The Dreaded Writing Task in Unit 3!Oh boy, here we go again! It's time for the writing task in Unit 3 of our sixth-grade English textbook, and I can already feel the butterflies in my stomach. Writing in English is always a challenge for me, but this time, the requirements seem even tougher than usual.The first thing our teacher told us is that we have to write about a specific topic related to the unit's theme, which is "Exploring the Great Outdoors." Sounds easy enough, right? Wrong! The catch is that we can't just write about our favoriteoutdoor activities or the time we went camping with our families. No, the prompt is much more specific than that.According to the instructions, we have to write a persuasive essay convincing our school principal to organize a field trip to a national park or nature reserve. Can you believe it? A persuasive essay! That's like the ultimate writing challenge for asixth-grader.But wait, there's more! Not only do we have to persuade the principal, but we also have to include specific details about the chosen destination, such as its location, main attractions, and educational value. And if that's not enough, we're supposed to outline a proposed itinerary and explain how the trip would benefit our learning experience.As if all those requirements weren't daunting enough, our teacher also reminded us about the importance of using proper English grammar, vocabulary, and sentence structure. No shortcuts or sloppy writing allowed! We have to demonstrate our command of the language and make sure our essays are clear, coherent, and well-organized.And just when you thought it couldn't get any worse, there's a word count requirement too! We have to write at least 250words, which might not sound like much to an adult, but for a sixth-grader, that's a lot of writing!So, where do I even begin? First, I need to choose a suitable national park or nature reserve. Maybe I could suggest a trip to Yellowstone National Park, with its famous geysers and wildlife? Or perhaps the Great Smoky Mountains would be a better option, with their lush forests and scenic hiking trails?Once I've settled on a destination, I'll need to do some research to gather all the necessary details and information. I'll have to find out about the park's history, its unique features, and the educational opportunities it offers. Thank goodness for the internet and library resources!Then comes the real challenge: crafting a persuasive argument that will convince our principal to approve the field trip. I'll need to use my best writing skills to highlight the benefits of such an excursion, from enhancing our appreciation for nature to providing hands-on learning experiences that can't be replicated in a classroom setting.And let's not forget about the proposed itinerary! I'll have to plan out a realistic schedule that includes educational activities, guided tours, and maybe even some time for hiking or exploring on our own (under proper supervision, of course).As I write and revise my essay, I'll have to pay close attention to my grammar, vocabulary, and sentence structure. No room for silly mistakes or sloppy writing here! I'll have to channel my inner English language master and make sure every word counts.By the time I reach the 250-word mark, I'll probably be exhausted from all the thinking, planning, and writing. But hey, at least I'll have accomplished something great – a well-crafted persuasive essay that could potentially lead to an amazing field trip experience!Who knows, maybe my essay will be so convincing that the principal篇3Of course! Here is an essay on the topic of Unit 3 in the English textbook for the second semester of Grade 6, written from the perspective of an elementary school student and approximately 2000 words long:My Favorite HobbyHobbies are fun activities that people do in their spare time for enjoyment and relaxation. Different people have differenthobbies, such as reading, playing sports, cooking, or collecting things. My favorite hobby is playing video games.I have been playing video games since I was very young. My older brother introduced me to video games when I was about five years old. At first, I just watched him play, but soon I wanted to try it myself. My parents bought me a handheld game console, and I was hooked! I loved the colorful graphics, the exciting storylines, and the challenge of trying to beat each level.As I grew older, my interest in video games only increased. I started playing more complex games on different platforms, such as PC games and console games. I particularly enjoy adventure games, where you have to solve puzzles and explore virtual worlds. I also like role-playing games, where you create and customize your own character and embark on epic quests.Playing video games is not just about mindless entertainment for me. It is a way to exercise my problem-solving skills, hand-eye coordination, and strategic thinking. Many games require you to think critically, plan ahead, and make decisions that affect the outcome of the game. I have learned how to analyze situations, manage resources, and overcome obstacles through playing video games.Moreover, video games have also helped me develop patience and perseverance. Some games can be incredibly challenging, with difficult levels or bosses that seem impossible to beat. However, instead of getting frustrated and giving up, I have learned to keep trying, adjust my strategies, and never lose hope. This resilience and determination have served me well in other areas of my life, such as academics and sports.In addition to playing video games myself, I also enjoy watching professional gamers compete in tournaments and streaming their gameplay online. It is fascinating to see the skills and strategies they employ and to learn from their experiences. I have even considered pursuing a career in the gaming industry, such as game design or professional gaming, when I grow up.Overall, my love for video games has brought me countless hours of entertainment, challenge, and personal growth. It has taught me valuable life skills and has opened up a whole world of possibilities. Whether I continue to pursue it as a hobby or a career, video games will always hold a special place in my heart.篇4My Favorite BookBooks are amazing! They can transport you to different worlds, teach you new things, and make you laugh or cry. Of all the books I've read, my absolute favorite is "Wonder" by R.J. Palacio. It's a story that has really stuck with me and changed the way I look at the world."Wonder" is about a 10-year-old boy named August Pullman who has a rare medical facial deformity. For years, Auggie was homeschooled because his parents were worried about how other kids would treat him due to his unusual appearance. Finally, when he starts 5th grade at a regular school, he has to confront all the stares, whispers, and mean comments from his new classmates. It's a really tough experience for Auggie, but slowly some kids start to see beyond his face and get to know the funny, smart, and awesome person he is inside.I think the reason I love this book so much is because the way it makes me feel. When I read about Auggie going through painful situations like kids avoiding him at lunch or making jokes about his face, I feel angry and sad for him. I can't imagine how horrible that would feel to be treated that way for something you can't control. But then when some characters like Jack, Summer, and Mr. Browne start sticking up for Auggie and being his friend,I feel so happy and relieved. It makes me appreciate how important it is to choose kindness.Auggie's parents are also amazing role models in the book. Even though I'm sure it's incredibly difficult for them to see their son get treated badly, they always encourage Auggie to be strong and focus on the good people in his life. They teach him that true beauty is found on the inside. I really look up to them for their wisdom and unconditional love.Another powerful part of the book is that different sections are told from the perspectives of various characters like Auggie's sister, friends, and even kids who weren't very nice to him at first. Getting inside their minds and thought processes is fascinating. It shows that often people discriminate or bully others without really meaning to be cruel – it's more about ignorance or insecurities of their own. But it also shows how one person being brave enough to go against the crowd and befriend someone like Auggie can spark a chain reaction of acceptance and kindness.I think every kid (and adult!) should read "Wonder." It doesn't preach at you, but in a really entertaining and emotional way, it teaches invaluable lessons about empathy, courage, and the importance of choosing kindness over cruelty. The charactershave stuck with me long after finishing the book. Whenever I'm tempted to judge someone for being different now, I remember the bigger story and try to see the complete person behind the exterior. Auggie and the people who loved him for who he was on the inside have made me want to be a better friend and human being.I can pretty much recite the book's inspiring precept by Mr. Browne: "When given the choice between being right or being kind, choose kind." To me, that summarizes the beautiful heart of this wonderful book. After reading it, I feel kinder, braver, and more accepting of differences. "Wonder" has given me a newfound appreciation for how amazing people can be when we make the choice to look beyond the surface and celebrate our individual uniqueness. It's a lesson I'll carry with me for life.篇5Unit 3 in Our English Textbook: A Journey Through Exciting AdventuresHey there, fellow 6th graders! It's me, your friendly neighborhood book-lover, here to share my thoughts on the latest unit we've covered in our English textbook. Let me tell you,Unit 3 has been an absolute rollercoaster ride filled with thrilling adventures and unforgettable characters!The unit kicked off with a captivating story about a group of young explorers venturing into the depths of an ancient rainforest. From the very first page, I found myself transported into a world of lush greenery, towering trees, and the melodic sounds of exotic creatures. The vivid descriptions painted such a vivid picture in my mind that I could almost feel the humidity and smell the earthy aromas of the forest.But that was just the beginning! As the story unfolded, our intrepid explorers encountered a series of challenges that kept me on the edge of my seat. From navigating treacherous rivers to deciphering ancient hieroglyphs, each obstacle tested their wit, courage, and teamwork. I couldn't help but cheer them on as they overcame every hurdle with determination and ingenuity.One of the aspects I loved most about this unit was the emphasis on vocabulary. The authors did an excellent job of introducing new words in context, making it easier for us to understand and remember their meanings. Words like "canopy," "indigenous," and "expedition" became part of my daily lexicon, and I found myself using them in casual conversations, much tothe amusement (and sometimes confusion) of my friends and family.But it wasn't just the story and vocabulary that made this unit special. The accompanying activities and exercises were engaging and fun, too. Who knew that learning about different cultures and traditions could be so entertaining? We played games, solved puzzles, and even tried our hand at traditional crafts from around the world. It was like taking a virtual field trip without ever leaving the classroom!Speaking of impressive, let's not forget about the listening and speaking exercises! The dialogues and conversations featured in this unit were not only entertaining but also incredibly valuable for improving our pronunciation and comprehension skills. I particularly enjoyed the roleplay activities where we got to act out different scenarios, putting our language skills to the test in a fun and engaging way.But perhaps the most memorable aspect of Unit 3 was the emphasis on environmental awareness and sustainability. Through thought-provoking texts and discussions, we learned about the importance of protecting our planet's precious resources and preserving the natural wonders that surround us.It inspired me to become more mindful of my daily habits and to actively seek ways to reduce my carbon footprint.As we bid farewell to Unit 3, I can't help but feel a sense of accomplishment and excitement for what's to come. This unit has not only expanded my linguistic abilities but also broadened my horizons, igniting a passion for exploration and a deeper appreciation for the world around me.To my fellow classmates, I encourage you to embrace the lessons and adventures that Unit 3 has to offer. Dive headfirst into the stories, immerse yourself in the activities, and let the knowledge seep into your curious minds. Who knows? Perhaps one day, we'll be the ones embarking on daring expeditions, discovering hidden wonders, and leaving our mark on the world.Until then, let's keep exploring, learning, and growing together. Unit 3 may have come to an end, but our journey through the realms of language and knowledge has just begun!篇6My Favorite RelativeOne of my favorite relatives is my Uncle Thomas. He lives far away in another city, so I only get to see him a few times a yearduring family gatherings and holidays. But whenever I'm around Uncle Thomas, he always makes me laugh and has the most entertaining stories to tell.Uncle Thomas is my mom's younger brother, and he's probably the funniest person I know. He's really tall and skinny with bright red hair and freckles all over his face. Even though he's an adult, he acts like a big kid a lot of the time. Whenever our family gets together, Uncle Thomas is the one cracking jokes, pulling pranks, and being totally goofy. One year at our annual 4th of July barbecue, he showed up wearing these ridiculous star-spangled shorts that looked like they were made out of an American flag! He spent the whole day parading around in those shorts, saluting everyone while belting out patriotic songs at the top of his lungs. It was so embarrassing but also hilarious. My little cousins thought he was the funniest person on the planet.Uncle Thomas has always been the family comedian. Even when we were little kids, he'd make up these crazy characters and voices to entertain us. He could turn anything into an amusing story or silly song. My mom says that when they were growing up, she could never stay mad at him for long because he'd immediately start clowning around to make her laugh. Once, when they were teenagers, Uncle Thomas covered his entirebody in mom's bright red lipstick while she was out of the room. When she came back and saw him standing there totally naked except for being coated head-to-toe in her lipstick, she was so shocked she didn't know whether to laugh or cry! Uncle Thomas just started dancing around making ridiculous faces until mom was doubled over cracking up. He's always been a total goofball.In addition to being incredibly funny and entertaining, Uncle Thomas is also one of the most caring and generous people I know. Despite his goofy exterior, he has a big heart and is always looking out for others, especially kids. He works as a counselor at a summer camp for underprivileged kids, and he volunteers with youth organizations year-round. Whenever I see him, he always makes a big fuss over me and my cousins, giving us big hugs and showering us with attention and kindness. One year for my birthday, he bought me the most extravagant gift - a giant plush giraffe that was almost as tall as me! I named him "Geoffrey" and slept with that stuffed animal every night for years. Uncle Thomas has a special way of making every kid feel important and loved.More than just being fun and caring, Uncle Thomas is also brilliant and talented. He's trained as an engineer and works on designing roller coasters and thrill rides for theme parks. Howcool is that? Every time I see sketches or blueprints for the crazy rides and coasters he works on, I'm amazed by his creativity and intelligence. He's even taken our family on tours of amusement parks where he gets to point out all the different rides he's helped design and build. For a hyper, excitable kid like me, getting a behind-the-scenes look at those places is like a dream come true! I aspire to be as clever and inventive as Uncle Thomas one day.While his career is super impressive, I most admire how passionate Uncle Thomas is about his hobbies and personal interests. He's always diving headfirst into learning new skills or obsessively researching random topics that fascinate him. One year it was beekeeping and making his own honey. Another time he got really into crocheting and ended up making hundreds of tiny stuffed animals to donate to children's hospitals. Last summer, he taught himself to juggle and walk on stilts, just for fun! Uncle Thomas approaches everything he does with boundless enthusiasm and energy. Talking to him is like being caught in a whirlwind of excitement as he rattles off all the obscure facts he's learned about whatever his current fixation is. His curiosity and zest for life are truly contagious.I feel incredibly fortunate to have such a unique, special person like Uncle Thomas in my life. He's hilarious and fun, but he's also deeply caring and brilliant. Uncle Thomas reminds me that you don't have to choose between being silly or serious - you can embrace both your goofy side and your dedication to learning and service. He makes me want to approach life with as much enthusiasm, compassion and humor as he does. Someday, I hope I can be as cool, talented and all-around amazing as my favorite uncle.。
小学生作文题目要求【篇一:小学生作文题目大全】小学生作文题目大全第一组(50题):嘿,我这个人我拥有的一个小秘密老师,您累了我是昆虫迷我要说声谢谢你再见了,老师我是一个勇敢的孩子让我再说一声“老师好!”难忘师恩我的乐与忧我爱我的外婆同学之间妈妈夸我真孝顺我经常想念她(他)一个勤奋学习的人我会帮助同学了慈祥(严厉)的爸爸(妈妈)一个懂得关心同学(父母)的人我会关心妈妈了他(她)的精神(行为)感动了我一个懂得感恩的人我学会了分担他改掉了坏习惯一个守纪律(讲信用、懂礼貌)的人我学会了感恩他(她)留在我记忆的深处一个热心肠的人我学会了节约他(她)给了我深刻的印象一个热爱集体的人我学会了开动脑筋我最敬佩的人一个值得怀念的人我会自己动手了我的同桌坚强的小芳我养成了一个好习惯我的好朋友小明爱“算计”的叔叔我就要争一口气母爱伴我成长爱唠叨的妈妈原来他(她)是这样的人他(她)值得我学习“我能行!”面对挫折我不怕他(她)是我的榜样他(她)和我不一样他(她)是个很有特点的人我再也不害怕作文(数学、英语)第二组(50题):一件难忘的事那是一次勇敢的尝试我知道怎么做了一件自豪的事记印象最深刻的一件事谢谢您,爸爸一件烦恼的事我永远也忘不了那一天爸爸(妈妈、老师),我想对你说一件后悔的事我得到了表扬他(她、它)给我的启示一件糗事今天我真高兴我发现了他(她、它)的秘密一件高兴的事童年趣事他(她)变了一件光彩(不光彩)的事“爱能让你快乐每一天” 我的学校变了一件值得怀念的事我懂得这句话的含义了美丽的校园一件有趣的事我又想起了老师(妈爸)那句话我最喜欢的动物(植物)这件事发生在我们班里我尝到了成功(痛苦)的滋味妈妈,我长大了(书信)发生在我身边的一件事我和书的故事未来的房屋那一次,我流泪了那时候,我想起了这句名言 20年后的我那一次我错了我爱我家我的心愿我成长中的一件事校外见闻一则畅想2008年北京奥运记一次难忘(快乐)的活动放学路上假如我有钱了书包的自述特别的母爱假如我长大了第三组:半命题作文我得到了___________ 我终于________ 一个__________的人我明白___________的意义了我不再___(软弱、自卑……)童年真_________我是一个_________ 我想____________ ______________的人我__________的故事假如我是_________ ___________的同桌___________,我真后悔我的家___________________分担我_________好朋友 _____给我的启示那是一种________和你在一起我很___(快乐、苦恼……)美丽的________ 第一次________尝试我________的经历那时候,我想____________ 真挚的__________我渴望_________那一次,我懂得了_______ 一次_______ 的考试我为_______而自豪爱使我___________ 在________中成长我战胜了________ ________伴我成长学习充满_________面对_________我不怕他(她)有一颗____的心新的____________我有一双____的手他(她)__(帮助、影响)了我 _______校园一角_____使我想起了他(她)现代科技带来的_________ ________的自述我是________迷最开心(苦恼、痛苦)的是_____假如_______________,真烦恼友爱在____(师生、教室、比赛……)中_____我不怕他(她)有一颗____的心新的 ____________我有一双____的手他(她)__(帮助、影响)了我 _______校园一角_____使我想起了他(她)现代科技带来的_________ ________的自述我是________迷最开心(苦恼、痛苦)的是_____假如_______________,真烦恼友爱在____(师生、教室、比赛……)中第四组:按要求作文一、材料:李芳也来参加毕业考试了,同学们都感到意外,她能这样做真不容易啊!……要来:根据提供的材料自拟文题,抓住“感到意外”“这样做真不容易”展开合理想象,写一篇400字左右的记叙文,要把事情的起因、经过写具体。
六年级关于扇形面积练习题在六年级数学学习中,掌握计算扇形面积是一个重要的知识点。
本文将为同学们提供一系列关于扇形面积的练习题,帮助大家巩固和应用所学知识。
练习题一:1. 某扇形的半径为5cm,弧长为4cm,求扇形的面积。
2. 某扇形的弧长为15cm,半径为7cm,求扇形的面积。
练习题二:3. 某扇形的半径为9cm,扇形面积为63πcm²,求扇形的圆心角度数。
4. 某扇形的扇形面积为154cm²,半径为11cm,求扇形的圆心角度数。
练习题三:5. 某扇形的圆心角为120°,半径为6cm,求扇形的面积。
6. 某扇形的圆心角为45°,半径为8cm,求扇形的面积。
练习题四:7. 某扇形的面积为45πcm²,圆心角为60°,求扇形的半径。
8. 某扇形的面积为121πcm²,圆心角为75°,求扇形的半径。
练习题五:9. 某扇形的面积是另一个扇形面积的2倍,且它们的半径相差1cm,求较小扇形的半径。
10. 某扇形的面积是另一个扇形面积的3倍,且它们的半径相差2cm,求较小扇形的半径。
解答过程如下:练习题一:1. 题目要求求解扇形的面积,已知半径r为5cm,弧长s为4cm。
首先根据弧长公式s = rθ,计算出圆心角度数θ:θ = s / r = 4 / 5 = 0.8 rad接着根据扇形面积公式S = 1/2 * r² * θ,代入已知的数值进行计算: S = 1/2 * 5² * 0.8 = 10 * 0.8 = 8cm²因此,该扇形的面积为8平方厘米。
2. 题目要求求解扇形的面积,已知弧长s为15cm,半径r为7cm。
首先根据弧长公式s = rθ,计算出圆心角度数θ:θ = s / r = 15 / 7 ≈ 2.1429 rad接着根据扇形面积公式S = 1/2 * r² * θ,代入已知的数值进行计算:S = 1/2 * 7² * 2.1429 ≈ 24cm²因此,该扇形的面积约为24平方厘米。
赤兔之死题目要求
以下是 6 条关于“赤兔之死”的题目:
1. 《赤兔啊,你咋就这么倔呢?》
例子:赤兔为啥放着那么多好马厩不去,非要跟着关羽,这不就是死脑筋嘛,哎哟喂,就像我那傻朋友,一旦认定一件事九头牛都拉不回来!难道就不能变通一下嘛?
2. 《赤兔的忠诚,谁能懂?》
例子:赤兔对主人的那份忠诚,那真叫一个死心塌地啊!简直就跟我姥姥对我姥爷一样,一辈子不离不弃,这赤兔的忠诚到底是为了啥呀?
3. 《赤兔之死,是悲还是壮呢?》
例子:赤兔就那么死了,多让人感慨啊!就好像那梁山好汉们为了义气赴汤蹈火一样,你说这到底是让人悲伤呢,还是觉得壮烈无比呀?
4. 《哎呀,赤兔之死真的太可惜啦!》
例子:赤兔那么厉害的一匹马,最后就那么死了,多可惜哟!这就好比我那珍藏多年的宝贝玩具突然坏了,心里那个不是滋味哟!
5. 《赤兔,你咋不等等我了解你呢?》
例子:我都还没好好了解赤兔呢,它就死了,郁闷死啦!就像我刚想和那个心仪的女生多接触接触,人家就转学走了,这也太遗憾了吧!
6. 《赤兔之死——令人惊叹的传奇》
例子:赤兔的一生简直就是个传奇啊!好比那武侠小说里的大侠,历经风雨成就非凡,可最后还是免不了一死,这到底是命运的捉弄还是啥呀?
观点结论:赤兔之死是一个让人触动又深思的故事,它的忠诚与传奇性让人难以忘怀。
小学六年级作文题目精彩8篇(经典版)编制人:__________________审核人:__________________审批人:__________________编制单位:__________________编制时间:____年____月____日序言下载提示:该文档是本店铺精心编制而成的,希望大家下载后,能够帮助大家解决实际问题。
文档下载后可定制修改,请根据实际需要进行调整和使用,谢谢!并且,本店铺为大家提供各种类型的经典范文,如总结报告、演讲发言、策划方案、合同协议、心得体会、计划规划、应急预案、教学资料、作文大全、其他范文等等,想了解不同范文格式和写法,敬请关注!Download tips: This document is carefully compiled by this editor. I hope that after you download it, it can help you solve practical problems. The document can be customized and modified after downloading, please adjust and use it according to actual needs, thank you!Moreover, our store provides various types of classic sample essays, such as summary reports, speeches, planning plans, contract agreements, insights, planning, emergency plans, teaching materials, essay summaries, and other sample essays. If you want to learn about different sample formats and writing methods, please pay attention!小学六年级作文题目精彩8篇作文(composition)是经过人的思想考虑和语言组织,通过文字来表达一个主题意义的记叙方法。
六年级溢水专项练习题1. 下面是一道关于溢水的问题,请根据题目要求,进行计算和解答:【题目】一个花瓶内原本装满了水,从容器的一侧有一管道将水流出,流出速度为每分钟6升。
若经过15分钟后,花瓶内水的高度降低了12厘米,请问花瓶的底面积是多少?【解答】根据题目要求,我们需要确定花瓶的底面积。
已知水流出的速度为每分钟6升,经过15分钟后水的高度降低了12厘米。
我们可以根据这些已知条件计算得出底面积。
首先,我们可以计算出每分钟水的流出量。
由于流出速度为每分钟6升,经过15分钟,水的总流出量为6升/分钟 × 15分钟 = 90升。
其次,我们需要确定花瓶底面上升水面的面积变化。
已知水的高度降低了12厘米,我们可以假设水面下降的距离与花瓶的底面积成正比。
假设花瓶底面积为A平方厘米,水面下降的距离为h厘米,则可以得出比例关系:A / h = 90升 / 12厘米。
通过转换单位,我们可以得到:A / h = 900平方厘米 / 12厘米 = 75平方厘米 / 厘米。
因此,花瓶的底面积为75平方厘米。
【答案】花瓶的底面积是75平方厘米。
2. 下面是一道涉及两个容器溢水问题,请根据题目要求,进行计算和解答:【题目】小明有两个容器,容器A和容器B。
容器A的底面积为60平方厘米,容器B的底面积为120平方厘米。
已知容器A底面上升水面的面积变化与容器B底面上升水面的面积变化成比例。
当容器A 的水面上升了15厘米时,容器B的水面上升了多少厘米?(注:容器A和容器B的高度保持不变)【解答】根据题目要求,我们需要确定容器B的水面上升的高度。
已知容器A底面上升水面的面积变化与容器B底面上升水面的面积变化成比例。
已知容器A的底面积为60平方厘米,容器B的底面积为120平方厘米,容器A底面上升水面的高度为15厘米。
我们可以通过比例关系计算容器B的水面上升高度。
设容器B的水面上升高度为h厘米,则可以得出比例关系:60平方厘米 / 15厘米 = 120平方厘米 / h厘米。
计算机基础课程测评题库1006试题
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一、选择题
3.从第一台计算机诞生到现在的50年中,按计算机采用的电子器件来划分,计算机的发展经历了( A)个阶段。
A.4
B.6
C.7
D.3
4.计算机中的存储器容量一般是以KB为单位的,这里的1KB等于( D )。
A.1000个字节
B.1000个位
C.1024位
D.1024个字节
6.数据处理的特点是( A)。
A.计算量大,数值范围广
B.数据输入输出量大,计算相对简单
C.进行大量的图形交互操作
D.具有良好的实时性和高可靠性
7.人们常说486微机、586微机,其中的数字指的是( C)。
A.硬盘的型号
B.软盘的型号
C.CPU的型号
D.CPU的处理速度
8.所谓微处理器的位数,就是计算机的( A )。
A.字长
B.字
C.字节
D.二进制位
9.计算机的主存储器比辅助存储器( C)。
A.更便宜
B.存储更多的信息
C.存取速度快
D.虽贵,但能存储更多的信息
10.微型计算机中的内存储器的功能是( A)。
A.存储数据
B.输入数据
C.进行运算和控制
D.输出数据
11.下列叙述中正确的是( A)。
A.显示器和打印机都是输出设备
B.显示器只能显示字符
C.通常的彩色显示器都有7种颜色
D.打印机只能打印字符和表格
13.既是输入设备又是输出设备的是(A)。
A.磁盘驱动器
B.键盘
C.显示器
D.鼠标器
15.在计算机中,BUS是指( C)。
A.公共汽车
B.通信
C.总线
D.插件
17.在计算机系统中,可直接执行的程序是( C )。
A.源代码
B.汇编语言代码
C.机器语言代码
D.ASCII码
18.计算机程序只有装入( D ),才有运行。
A.硬盘
B.软盘
C.光盘
D.内存
20.下列不属于系统软件的是( B )。
A.操作系统
B.字处理程序
C.语言处理程序
D.数据库管理系统
21.应用软件是指( D)。
A.有能够被使用的基本软件
B.能被各应用单位共同使用的软件
C.所有微机上都应使用的基本软件
D.专门为某一应用目的而编制的软件
22.使用高级语言编写的应用程序称为( A)。
A.目标程序
B.浮动程序
C.源程序
D.用户程序
24.以下关于软盘使用的说法中,错误的是( C )。
A.软盘驱动器上的指示灯亮时,磁头正在读写操作,此时不要取出磁盘
B.禁止弯折软盘和触摸软盘裸露部分
C.关闭计算机时,系统盘必须插入A驱动器中
D.不要在软盘片上直接写字
25.在微型机中,3.5英寸软盘的写保护窗口开着(透光)时( A)。
A.只能读不能写
B.只能写不能读
C.即能写又能读
D.不起任何作用
27.计算机网络是( C)。
A.以共享资源为目标的计算机互联
B.把分布在不同地点的多台计算机互联起来
C.按协议相互通信,以共享资源为目标多机物理互联
D.能按网络协议实现通信的
29.因特网所提供的主要应用功能有电子邮件、WWW浏览、远程登录及( A)。
A.文件传输
B.协议转换
C.磁盘检索
D.电子图书馆
31.下列选项中正确的IP地址是( D )。
A.202.18.21
C.202.256.18.21
D.202.201.18.21
32.每个C类IP地址包含(A)个主机号。
A.256
B.1024
C.24
D.2
33.数据库中存储的是( C )。
A.数据之间的联系
B.数据
C.数据以及数据之间的联系
D.数据模型
34.关于计算机病毒正确的说法是:( C )
A.计算机病毒可以烧毁计算机的电子器件
B.计算机病毒是一种传染力极强的生物细菌
C.计算机病毒是一种人为特制的具有破坏性的程序
D.计算机病毒一旦产生便无法清除
35.计算机病毒是指( B )。
A.一个文件
B.一段程序
C.一条命令
D.一个标记
二、填空题
1.主要的网络连接器有中继器、网桥【路由器】和网关。
2.表示数据传输可靠性的指标是【误码率】。
3.DNS指的是【域名系统】。
4.浏览软件主要有IE和【NetScape 】。
注:每个单词的首字母大写,其余字母小写;单词之间隔一个空格。
5.广域网广泛使用的交换技术是【分组交换技术】。