相关试卷
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1、The integration of artificial intelligence (AI) in education has given rise to innovative tools like "Intelligent Class", reshaping how high school students engage with learning materials. Developed by educational tech researchers, this AI-assisted platform uses adaptive algorithms to analyze students' performance in real time, offering personalized exercises and instant feedback — an approach that has gained traction in Beijing's high schools.
A 2024 study tracking 500 students across three senior high schools revealed that those using Intelligent Class improved their math and English scores by an average of 12% over one semester. The platform's strength lies in its "diagnostic learning" model: it identifies knowledge gaps by analyzing students' answers, then generates targeted practice problems. For instance, a student struggling with grammar rules in English will receive customized exercises focusing on tense consistency, while their peers proficient in the area get advanced tasks.
However, educators caution against overreliance on such tools. "AI can enhance learning, but it shouldn't replace critical thinking," notes Ms. Li, a senior English teacher at Beijing No. 2 Middle School. She observed that some students began to rely solely on the platform's answers, losing the ability to explain their reasoning — a phenomenon termed "cognitive laziness" by education psychologists. This highlights a key challenge: balancing technological support with the development of independent problem-solving skills.
Proponents argue that Intelligent Class frees teachers from repetitive grading, allowing them to focus on interactive lessons. In a survey of 100 teachers, 78% reported spending more time on one-on-one guidance after adopting the platform. The AI tool also democratizes education, as students in underprivileged areas now access the same high-quality resources as their urban counterparts.
The future of AI-assisted education, experts say, lies in "human-AI collaboration." Schools are experimenting with hybrid models: students use Intelligent Class for practice and feedback, then meet with teachers to discuss concepts and apply knowledge in real-world scenarios. As Dr. Wang, an education technologist, puts it, "The goal is not to let AI teach, but to let it empower both teachers and students to learn more effectively."
(1)、According to the passage, what is the key function of the "Intelligent Class" platform?A、It connects students with teachers for online video lessons. B、It evaluates students' needs to provide personalized learning paths. C、It uses game-like elements to make learning more fun for students. D、It offers more exercises and standardized tests to high school students.(2)、What can be inferred from Ms. Li's observation in Paragraph 3?A、Intelligent Class fails to improve students' scores. B、Cognitive laziness is beneficial for exam performance. C、AI tools may weaken students' analytical skills. D、Teachers should stop using AI in classroom teaching.(3)、What can we know from the survey of 100 teachers mentioned in the passage?A、Most teachers agreed that the platform improved students' critical thinking. B、Most teachers reported that the platform was ineffective at saving them time. C、The survey concluded that AI tools will lead to a reduction in the teaching workforce. D、The majority of teachers found that the platform increased their capacity for individual student instruction. -
2、In late 2024, Cherrie Edwards, a retired teacher in Texas, saw news reports about Hurricane Helene hitting North Carolina. The heartbreaking images of families who had lost their homes and possessions stirred a profound sense of compassion within her, and a bold idea suddenly took shape: she decided to buy an RV (房车) and donate it directly to a family displaced by the disaster.
She immediately contacted her neighbor Hillary, who had experience renovating RVs. Hillary found a used RV in Louisiana priced at $6,095 — an amount that was affordable for Cherrie, yet still represented a significant financial stretch. To gather the necessary funds and resources, Cherrie turned to social media, sharing her compassionate plan on Facebook. What followed was entirely unexpected: her post triggered a "chain reaction." Strangers from various places responded generously, sending warm clothes, monetary contributions that covered the entire cost of the vehicle, and donations of new furniture and essential kitchenware. Linus, the father of a former student, offered to use his truck to tow the RV to the disaster area. Through a charity called "Hope for Crisis," they connected with the Ryan family — Destiny, Ryan, and their daughter Phiona — who had lost everything in the hurricane.
During the journey to deliver the RV, an unexpected delay occurred when a tire needed replacement. However, upon learning about the group's charitable mission, the owner of the tire shop was so moved that he charged them only the wholesale cost, refusing any profit.
When they finally arrived, Destiny hugged Cherrie tightly, and Phiona jumped up and down asking, "Is there a bed for me inside?" Cherrie later said, "This wasn't just my kindness. It was hundreds of ‘angels on earth' working together." What started as a small thought had turned into a huge gift of hope.
(1)、What made Cherrie decide to buy an RV for a victim family?A、She received a request from the Ryan family. B、She saw reports about Hurricane Helene's damage. C、Her neighbor Hillary suggested the idea. D、She wanted to sell the RV for a profit later.(2)、What does "chain reaction" in Paragraph 2 mean?A、A series of connected kind acts. B、A problem caused by poor planning. C、A debate about charity work. D、A scientific term related to the hurricane.(3)、Why did the tire shop owner charge only the cost price?A、He was a friend of Linus. B、He wanted to buy the RV later. C、He admired their charitable mission. D、The tire was under warranty and free.(4)、What is the main message of the story?A、Natural disasters bring a serious threat to human life. B、Social media is essential for organizing help. C、Individual initiative can inspire widespread kindness. D、The good things happen to good people. -
3、EcoYouth Summer Program
EcoYouth is an engaging three-day summer program designed for students aged 12-16 who are passionate about understanding and contributing to environmental sustainability. Through a combination of interactive experiments, a visit to a leading green energy company, and hands-on project creation, participants will gain practical knowledge about protecting our planet.
Program Details
Students will choose one of three focus areas: Water Protection, Green Energy, or Waste Reduction. Each track includes expert talks, laboratory experiments, and a guided eco-project. Those uncertain about their choice may attend a brief introductory session. A separate talk will be offered for parents on adopting eco-friendly lifestyles.
Program Schedule
Day
Time
Activity
1
10:00-11:30
Introduction Session
13:00-15:00
Focus Area Meeting
15:30-17:00
Prepare for Field Trip
2
9:00-12:00
Lab Experiments
14:00-16:00
Eco-Project Design
3
9:30-11:00
Improve Your Project
13:00-15:00
Final Presentation
Focus Areas
-Water Protection: Explore methods to conserve water and prevent pollution.
-Green Energy: Learn about renewable sources like solar and wind power.
-Waste Reduction: Study strategies for reducing, reusing, and recycling waste.
(1)、The EcoYouth program aims to educate students primarily about ______.A、environmental conservation B、digital technology applications C、historical scientific discoveries D、future career paths in environmental science(2)、What should a student do on the first day if they cannot decide on a focus area?A、Start with the field trip. B、Participate in the Introduction Session. C、Begin laboratory experiments. D、Join the parents' talk on green living.(3)、Where is this passage most likely to be found?A、On a personal travel blog. B、In a scientific research journal. C、In a chapter of an environmental studies textbook. D、On a school notice board or community center. -
4、阅读下列短文,根据短文内容填空。在未给提示词的空白处仅填写1个适当的单词,在给出提示词的空白处用括号内所给词的正确形式填空。
Last month, I finally received the letter of admission from Peking University. With trembling hands, I opened it and was overjoyed. It was the(good) news I had ever had! The moment I had been dreaming of arrived. I felt a great weight(lift) off my shoulders. My hard work had paid off, and a new chapter of my life was about to begin, filling me with excitement for all possibilities that lay ahead.
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5、阅读下列短文,根据短文内容填空。在未给提示词的空白处仅填写1个适当的单词,在给出提示词的空白处用括号内所给词的正确形式填空。
Artificial Intelligence is changing our world in numerous ways. One of its greatest (advantage) is that it can process huge amounts of data efficiently. Self-driving cars, rely on AI to sense the environment, are a typical example. Companies aim to develop even smarter systems in the future. However, it is crucial (ensure) that these technologies are used (responsible).
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6、阅读下列短文,根据短文内容填空。在未给提示词的空白处仅填写1个适当的单词,在给出提示词的空白处用括号内所给词的正确形式填空。
Chinese paper-cutting is a wonderful art form with a long history. I still remember the first time I (see) my grandmother cut a piece of paper into a beautiful butterfly. She (master) the basic skills of this craft long before I was born. With a pair of sharp scissors, she created delicate patterns, (leave) me in complete amazement. To me, it was not just a piece of art; it was a piece of our culture.
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7、Elara lived in a small village surrounded by rolling hills. She was known for her vibrant (充满活力的) spirit and boundless dreams. Elara's one dream was to become a renowned painter. She spent every waking moment practicing her art, hoping that one day, her paintings would bring joy to others.
One year, a grand art competition was1 in the nearby city. The winner would receive a scholarship to study art abroad. Elara knew this was her chance. With passion and determination, she was2 in creating a masterpiece, staying up late.
When the day of the competition arrived, Elara's heart swelled with hope. She traveled to the city with her painting,3 about her work. Despite her initial excitement, Elara's painting did not win. She watched as others celebrated, her heart heavy with4. She returned to her village feeling defeated, her dream seemingly shattered (粉碎的).
For weeks, Elara couldn't bring herself to pick up a brush. One evening, as she sat by the river, a gentle voice broke her daydream. It was an old, wise woman from the village.
"Why do you look so down, child?" the old woman asked. Elara poured out her heart, sharing her fears and disappointments. The old woman listened5 before speaking. "Do you know why the river never stops flowing?" she asked. Elara shook her head. "Because it doesn't give up," the old woman said. It6 obstacles, but it finds a way around them. Your dreams are like this river. As long as you don't give up, you will find a way.
Elara7 the old woman's words. The next day, she picked up her brush again. She painted with renewed vigor, not for the sake of winning but for the love of her art. She8 her failures and continued to improve.
Years passed, Elara's persistence finally9. Her paintings began to attract attention in her village and beyond. She eventually got the scholarship she had once dreamed of, but more importantly, she learned the true meaning of10 and resilience.
(1)A 、announced B 、delayed C 、canceled D 、sponsored(2)A 、interested B 、absorbed C 、involved D 、trapped(3)A 、nervous B 、worried C 、confident D 、curious(4)A 、regret B 、excitement C 、embarrassment D 、disappointment(5)A 、patiently B 、indifferently C 、anxiously D 、aimlessly(6)A 、conquers B 、avoids C 、faces D 、escapes(7)A 、summarized B 、considered C 、forgot D 、translated(8)A 、rejected B 、recorded C 、realized D 、accepted(9)A 、faded away B 、paid off C 、ran out D 、broke out(10)A 、determination B 、innovation C 、talent D 、inspiration -
8、假定你是李华,外教Mr.Smith要求学生们分享一句自己喜爱的英语格言。请你写一篇发言稿,内容包括:
1.你喜爱的格言及其含义;
2.你喜爱该格言的原因。
注意:1.写作词数应为80个左右;
2.请按如下格式在答题卡的相应位置作答。
Dear classmates,
_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Yours,
Li Hua
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9、The number of times I've been asked how I became a food and travel writer is too many to count. Frankly, I'm not exactly sure how to1. Eating is a necessary part of life, and I appreciate good2, whether it's chicken and rice served from a hawker stand or a perfect dish in a Michelin-starred restaurant.
I'm not a3 writer of food, since I4 review restaurants in the traditional sense. Instead, I'm more interested in food's5 and what it reveals about cultures. For instance, how did Mexican cacao get to Europe, and how did the Czech kolache find its way to Central Texas? Knowing the6 behind such things is a7 in history that goes far beyond a pretty dish presented on a plate.
There's not a more8 way to get a taste of a place than by taking food-themed tours. Many tours include market visits, which are the best way to experience life as a(n)9. Markets are the hearts of communities and reveal not only the way a culture eats, but also how they10 and interact.
Traditions and culture are deeply11 food and through cooking lessons. The number of cooking classes that I've12 around the world can't be counted. Now, I'm no Alain Ducasse in the kitchen, and rarely do I13 at home. However, including these types of classes into my journey is something that I14. And even though the acquired cooking skills don't translate back to my home kitchen, the cultural15 still resonates (产生共鸣).
(1)A 、write B 、recommend C 、count D 、answer(2)A 、food B 、environment C 、appearance D 、mood(3)A 、talented B 、typical C 、famous D 、creative(4)A 、usually B 、currently C 、always D 、rarely(5)A 、origins B 、impact C 、sources D 、production(6)A 、path B 、reason C 、story D 、intention(7)A 、research B 、mark C 、lesson D 、change(8)A 、complex B 、delicious C 、natural D 、enormous(9)A 、shopper B 、observer C 、critic D 、local(10)A 、feel B 、travel C 、communicate D 、respond(11)A 、included in B 、rooted in C 、kept in D 、applied in(12)A 、taken B 、delivered C 、heard D 、judged(13)A 、serve B 、comment C 、work D 、cook(14)A 、enjoy B 、avoid C 、risk D 、regret(15)A 、identity B 、difference C 、understanding D 、background -
10、Some people prefer to have a bite to eat before hitting the gym, known as a fed workout. Others would like to wait until after exercising to refuel their bodies, called a fasted workout. Many experts say there's no easy answer because it depends on the person.
If you want energy and strength for an ideal workout, you need fuel. A fed workout will provide your body with power. Eating before exercise may help you sustain longer sessions and lift heavier weights. Muscle preservation is also an essential component of strengthening your body. Nitrogen (氮) is critical for processing protein that builds healthy muscles. People tend to lose less nitrogen during a fed workout than a fasted one.
Many fitness enthusiasts are not on board with this idea. They report feeling sick and inactive while trying to exercise after eating. With a fasted workout, you may not get the usual indigestion. Experts for fasted workouts further claim that eating afterwards makes your body use its fat reserves for energy, meaning you will burn more fat. It can cause a sudden drop in your blood glucose (葡萄糖) levels, and you may feel dizzy. You may even be more likely to overeat.
Not all foods are created equal. For example, if you choose a fed workout, you'll probably lose a lot of water during an intense training, so you should consider drinking some beforehand. With a fasted workout, it would help if you had some nutrition right after your session is complete. Drink some water. Then, have a light meal or nutritional snack.
Deciding when to eat for an ideal workout is a personal choice. Both fasted workouts and fed activities have their benefits and shortcomings.
A. However, a fasted workout might not work for you.
B. How your body will respond is based on your workout intensity.
C. These benefits can result in burning more fat and shaping a slimmer body.
D. To eat or not to eat, that is the question on many fitness enthusiasts' minds.
E. Think thoroughly and discuss with your fitness instructor before taking a choice.
F. Knowing what to eat for an ideal workout is just as important as knowing when to eat.
G. A person doing a 30-minute session a day may not have a problem with fasted workouts.
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11、Despite earning more than $ 100,000 in household income, many people feel that they are living month to month and that a loss of employment or sudden medical emergency could easily move them from the upper middle class to low income earners. This feeling of being on the "edge" of poverty, despite these levels of income, seems a bit ridiculous but it really comes down to easy credit, misunderstanding of their incomes and peer group pressures.
Even in today's tough economy, for those with six-figure incomes credit is easy to come by. Credit companies may have cut back offerings to those in lower income brackets due to the recent credit reforms, but there seems to be little or no effect on high income earners. Their being able to get credit without difficulty gives them a false sense of security that makes them spend way more than their incomes can afford. That's why they accumulate credit card debt faster than average.
Many higher income earners feel like they are making lots of money now, and believe that they will continue to make big money. This may reduce their feeling that they need to watch their money carefully now. Hand in hand with that, many of them probably believe that they are making more money than they really are — or said another way, the money they make will go farther than it really does.
Meanwhile, many young professionals who are earning good incomes don't come from particularly privileged backgrounds, and their reference point may be that they are making twice (or more) than their parents were — so they spend like that as well. They don't take account of the effect of inflation, which means that the cost of living is much higher than that in their parents' generation. Further, the more you earn, the more you pay in tax. Rather than focusing on after-tax incomes, many high income earners only look at the top line figures. A $ 100,000 income before tax is only about $ 70,000 after tax.
(1)、Who is the text centered on?A、The upper middle class. B、The lower income group. C、People living in poverty. D、People getting into debt.(2)、What causes some people to spend beyond their income according to the text?A、Lack of real budget. B、Easy availability of credit. C、The good economic climate. D、Their privileged backgrounds.(3)、What does the author intend to remind young professionals about in the end?A、They should focus on their top line figures. B、They need to look ahead rather than look back. C、They actually don't earn as much as they think. D、They should form good personal financial habits.(4)、Which of the following might be discussed in the next paragraph?A、Effects of peer group pressures. B、Ways to keep financial stability. C、Harm of poor money management. D、Tips on reducing the risk of poverty. -
12、As online technology advanced, web sites, podcasts, and blogs became powerful sources of information that allowed everyone to stay updated on any subject imaginable. Although all of these information sources remain popular, there's a new king of media and it's online video.
There are many reasons why online video has increased suddenly over the past few years. The first is increasing data speeds. It wasn't until recently that people everywhere had fast enough online connections to enjoy high-definition (高清)videos. However, once faster Internet speeds were provided, people quickly fell in love with online videos. The second reason why online videos have become so popular is convenience. Watching videos requires less effort and energy than reading through paragraphs of text after a day of hard work. Videos also seem to provide more satisfaction, as people prefer to connect with people they can hear and see, as against the words of some author whom they know little about.
Advancing digital technology has also helped, as it has made sharing videos easier and more convenient than ever. High-powered smartphones and more affordable video cameras allow anyone to easily record an event or give a few comments about a scorching topic that is on their mind. Meanwhile, sites like YouTube, Vimeo, and Ustream allow users to quickly upload their videos and share them with friends, family, and the general public if they wish.
Last but not least, advertising. Companies have made it easy for people to get rewarded for creating popular videos. Some people with large enough fan bases can even make a very wealthy living by uploading a few videos every week.
The future also looks bright for companies who post online video ads. In fact, new software allows them to watch viewers' emotional reactions to their content through the users' webcams (网络摄像机).They'll be able to see whether users laugh, cry, or feel bored during videos, so they can adjust their ads. This should prove extremely helpful, as there will be millions of videos competing for viewers' attention.
(1)、Why do some people prefer watching videos to reading after work?A、It helps them review the news. B、It helps them get information with relative ease. C、It provides them more information. D、It helps them save time.(2)、What does the underlined word "scorching" in Paragraph 3 mean?A、Unusual. B、Future. C、Hot. D、Social.(3)、How will the software mentioned in the last paragraph help companies in the future?A、It will enable them to better understand what customers enjoy. B、It will let more viewers see the advertisements they make. C、It will cause viewers to create more popular videos. D、It will make people like their videos.(4)、Which of the following can be the best title for the text?A、Online Video: The New King of Media B、Online Technology is Developing Fast C、Online Video: A New Advertising Trend D、Online Technology is Closely Related to People -
13、假定你是李华,学校英语报正以"A Moment of Warmth in My Senior Year"为题征稿。请你写一篇短文,分享一个在高三让你感到温暖或鼓舞的瞬间,内容包括:
(1)简要描述事件经过;
(2)你的感受。
注意:
(1)写作词数应为80个左右;
(2)请按如下格式在答题纸的相应位置作答。
A Moment of Warmth in My Senior Year
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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14、阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
A visit to the Qianmen Street in downtown Beijing might lead you to a small shop in the Yangmeizhu Byway in the Dashilar area, a famous ancient commercial zone is a main tourist attraction today. Beijing Postcards founded by the Danish Lars Ulrik Thom sells cultural creative products with historical (element). As a gallery on Beijing's history, the shop has become a communication space (connect) residents and tourists with the memory of old Beijing.
When he first arrived in Beijing in 1996, Thom (attract) by what he saw. Having a strong interest in Chinese history, Thom decided to stay in Beijing and explore its history and culture.
Thom chose (collect) information initially from public spaces like scenic spots and museums and explore the hutongs to obtain the oral history from local people. The residents recalled their daily lives from their old photos, which helped Thom understand historical changes affected people's daily life. To introduce the history of Beijing to more people in new form, Thom and his friends opened Beijing Postcards, selling postcards, calendars, and puzzles from the old photos and maps they collected. addition, he organized theme activities to share old stories (base) on Beijing's history and his own experiences.
(current), Thom and his team are working on a book about the history of Dashilar, aiming to tell more people about the vitality of this area in different periods.
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15、When I was little, I often helped my mother plant our family's garden. In April, I would kneel by Mum's side for hours, carefully digging holes and1 seeds into the earth.
When I grew up, I was unwilling to do any planting.2, my mother never said much about my decision until two years ago. I was leaving home when Mum3 me.
"Would you please help me with the planting today?" she asked, I mumbled (咕哝) something along the4 of, "Uh, maybe … I'll see. By the time I left the house, Mum was already in the garden. She5 for a moment as I walked past, and from the corner of my eye I saw a certain6 in her stare. A few hours later, I decided to head back home to help her and felt very7 for my selfless decision. But I was too late.
I8 little about that day until nearly a year later, Mum unexpectedly9 her friend Sara to cancer. She went to see how the two children were10 the sudden loss. There Mum learned the answer. "Mummy made me my own garden," Rachel said11, leading her outdoors to see the masterpiece. Sara had decided to plant her children something that would12 long after she was gone.
As I listened to my mother tearfully tell Sara's story, I realized the true13 of a garden. Our annual planting was about kneeling together, planting potential life and creating the best14 together.
I won't ever15 the planting day again.
(1)A 、packing B 、driving C 、pushing D 、directing(2)A 、Naturally B 、Surprisingly C 、Awkwardly D 、Obviously(3)A 、stopped B 、followed C 、grabbed D 、reminded(4)A 、roles B 、scenes C 、clues D 、lines(5)A 、turned around B 、slowed down C 、burned out D 、looked up(6)A 、peace B 、panic C 、puzzle D 、pain(7)A 、calm B 、noble C 、guilty D 、crazy(8)A 、thought B 、forgot C 、talked D 、inquired(9)A 、exposed B 、tied C 、lost D 、left(10)A 、perceiving B 、suffering C 、approaching D 、encountering(11)A 、seriously B 、proudly C 、bitterly D 、brokenly(12)A 、die out B 、run out C 、catch on D 、live on(13)A 、cost B 、style C 、power D 、test(14)A 、memories B 、wonders C 、prospects D 、services(15)A 、spend B 、miss C 、recall D 、waste -
16、What You Can Learn from Exam Papers
Exam papers are not just tools for assessment. . By analyzing and understanding exam papers, you can gain insights that go beyond the grades you receive. Here are some key lessons you can learn from exam papers.
Exam papers provide a clear picture of your performance in different areas. By reviewing your answers and the corresponding scores, you can identify which topics or skills you excel in and which ones need improvement. For example, if you consistently score well in multiple-choice questions but struggle with essay questions, it indicates that you might need to work on your writing skills or ability to synthesize information.
Improve time management
One of the most important skills you can develop from exam papers is effective time management. By analyzing how you allocate time during an exam, you can identify areas where you might be spending too much or too little time. For instance, if you find that you often run out of time before completing the exam, it suggests that you need to practice pacing yourself better. .
Enhance critical thinking and problem-solving skills
Exam papers often require you to apply your knowledge in new and different ways. By working through past exam questions, you can practice critical thinking and problem-solving skills. . The skill is essential not only for academic success but also for success in your future career and personal life.
Develop a growth mindset
Reviewing exam papers can be a powerful way to develop a growth mindset. Instead of focusing solely on the grades, look at the feedback (反馈) and use it as an opportunity to learn and improve. . By adopting this perspective, you can turn exam papers into valuable learning experiences that contribute to your overall development.
A. Keep practicing consistently
B. Identify your strengths and weaknesses
C. This skill is also useful for time-sensitive tasks in life
D. Every mistake is a chance to grow and become better
E. You can adjust your study habits based on the exam papers
F. They are also valuable resources for learning and self-improvement
G. The process helps you understand how to develop effective solutions
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17、To keep a Hula-Hoop aloft (悬浮) with robots, it helps to be in shape — literally. Experiments with hoop-slinging robots have revealed how these rings stay up despite the pull of gravity. The shape of the robot's body is a crucial factor, researchers report in the Jan. 7 Proceedings of the National Academy of Sciences. The shape needs to have "hips" — a slope (斜面) that provides upward force to balance gravity. And a "waist" arch — like an hourglass (沙漏) — keeps the hoop from moving up or down and sliding off.
Inspired by performers near his home in Greenwich Village, applied mathematician Leif Ristroph of New York University began considering the physics of Hula-Hoops. Previous studies, he and his coworkers realized, hadn't explained how the hoop stays aloft.
So Ristroph and his coworkers gave it a try. In experiments, a circling cylindrical robot couldn't keep a hoop from sliding down. It was missing the essential upward force, generated when a hoop swings over a sloped shape. But a cone-shaped robot, with a slope but no waistlike curve, also failed. If the hoop began toward the top of the cone, the upward force overpowered gravity, and the hoop would move up. If the hoop began toward the bottom, the upward force wasn't enough to keep it aloft, and it moved down. But an hourglass-shaped robot kept a hoop stably aloft.
People should be able to hula-hoop regardless of the body shape, by adapting their gyrations (旋转) based on position changes of the hoop. Indeed, the researchers were able to get a cone-shaped robot to hula-hoop by adjusting the rate of gyration depending on how high the hoop slid.
A correct launch was also essential in the experiments. If the hoop started off too slow, the attempt would fail. In successful sessions, the hoop lined up with the gyrating body, so that the hoop and the body always shifted in the same direction. "That's also the best way to launch a hoop," Ristroph says.
"We were surprised that an activity as popular, fun, and healthy as hula hooping wasn't understood even at a basic physics level," says Ristroph. "As we made progress on the research, we realized that the math and physics involved are very subtle."
(1)、Which body shape is ideal for Hula-Hooping according to the experiment?A、Cone-shaped. B、Hourglass-shaped. C、Round. D、Cylindrical.(2)、What is the message implied in the fourth paragraph?A、Hula-hooping can help shape people's body gradually. B、Robots are flexible in learning human body movements. C、Anyone can do hula-hooping by adjusting their movements. D、A perfect body shape is required to be a good hula-hoop player.(3)、What was essential for a successful Hula-Hoop launch in the experiments?A、Starting with the right shape. B、Opposite movement of the hoop and the body. C、Using a hoop of the proper size. D、Same directional shifts of the hoop and the body.(4)、Which can be used as a proper title for the text?A、Scientists Identify the Perfect Hula Hoop "Body Type" B、Hula-hooping Inspires NYU Mathematicians C、How Do Hula Hoops Benefit Our Health? D、What Do Hula Hoops Do for Your Body? -
18、Sports are not a modern invention. People around the world have enjoyed exciting and meaningful sports since ancient times. Here are some examples of ancient sports from different cultures.
Egyptian Pharaohs' Running Race
In ancient Egypt, kings demonstrated their physical strength by running during the Sed Festival. This special event took place after a king had ruled for 30 years. For example, Pharaoh Djoser ran around the temple for a long time to prove he was still healthy and strong.
Minoan Bull-Leaping
The Minoan people created a very dangerous sport called bull-leaping. In this event, athletes would run directly at a charging bull, grab its horns (角) and leap over its back. Wall paintings from the Palace of Knossos show these exciting scenes.
Mesopotamian Wrestling
Ancient Mesopotamians practiced wrestling and boxing. Stone carvings show strong fighters wearing skirts during matches. These matches were intense, with fighters wrestling like wild animals.
Ancient Chinese Archery (射箭)
In the Zhou Dynasty's royal education, archery was a required skill for men. Competitions, called "sheyi", were held with strict rules and ceremonies. To win, a person needed both physical skill and qualities such as grace, self-control and respect. These contests often took place in temples and served to promote moral values and social order.
Although ancient sports varied widely in form and intent, they universally highlighted the value of skill. Beyond mere competition, these activities were deeply integrated into their societies, reflecting cultural beliefs and shaping a sense of community.
(1)、What do Minoan bull-leaping and Mesopotamian wrestling have in common?A、They followed strict ceremonies. B、They were created to honor kings. C、They were physically demanding. D、They included fighting against animals.(2)、What is special about ancient Chinese archery?A、It had flexible rules. B、It helped build character. C、It encouraged self-expression. D、It served as public entertainment.(3)、What is the purpose of the text?A、To stress the importance of sports. B、To inform readers of modern sports. C、To discuss the possible origins of sports. D、To show some ancient sports and their cultural value. -
19、阅读下面材料,根据其内容和所给段落开头语续写两段,使之构成一篇完整的短文。
I'd always been told to take care of my older brother, Brian, who was born weak and small. I would often tie his shoes or prepare another glass of water for him. My mom saw my larger size and strong body as a sign that I was to be a kind of guardian angel (守护天使) for Brian. However, that was not the case.
One day Brian and I wandered into an electronics store. My eyes landed on a cool camera lens (镜头) — its metal body shone under the lights. As the school photographer, I needed it to take better photos for the newspaper. But it cost $50! Just as I leaned in for a closer look, Brian pulled my sleeve, whispering eagerly, "Look! The new adventure game I've been waiting for!" However, neither of us had enough pocket money. We left in disappointment.
Several days later, our school had a pumpkin-carving contest. The first prize was $100, and I knew I could use the money to buy the lens. So I decided the first place bonus (奖金) definitely had to land in my pocket.
When it was time to carve the perfect pumpkin I'd picked out, I suddenly realized my big, clumsy fingers would surely mess it up. I thought of Brian's smaller, delicate hands — he was the man for the job. I immediately asked Brian for help. After thinking for a while, he asked for a cut of the prize money, fifty-fifty, as he wanted to buy the game. I figured out that splitting the first prize would still leave me enough for the lens. So, I agreed. With skillful hands, Brian carved a perfect face, and we handed over the pumpkin, firmly believing we would win the first prize.
On the day of the awards ceremony where the results would be announced, Brian was sick with a cold. I had to go to the awards ceremony alone.
However, something unexpected happened: we got second place. Unfortunately, second prize was only $50, and I needed every dollar of that to buy the lens. When the principal gave the money to me, I received it with a heavy heart.
注意:
1. 续写词数应为150左右;
2. 请按如下格式在答题卡的相应位置作答。
When I came home, Brian asked if we had won.
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With the money we won, we went to the store the next day.
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20、假设你是李华,得知英国一家经纪公司(talent agency)将签约一位AI演员拍摄电影。你打算在英语课上利用Daily Report时间对此进行评论,请写一篇短文,内容包括:
1. 你的观点(支持或反对);
2. 你的理由。
注意:
1. 写作词数应为80左右;
2. 请按如下格式在答题卡的相应位置作答。
Hello, everyone!
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Thank you!