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阅读理解-阅读单选(约330词) | 较难(0.4) |
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文章大意:本文是一篇议论文。文章由问题“谁是天才?”引入,论述了世人对天才的狭隘定义,提出事实上“天才”有很多种形式,不要让思维限制了我们的“天才”能力。

1 . Who is a genius? This question has greatly interested humankind for centuries.

Let’s state clearly: Einstein was a genius. His face is almost the international symbol for genius. But we want to go beyond one man and explore the nature of genius itself. Why is it that some people are so much more intelligent or creative than the rest of us? And who are they?

In the sciences and arts, those praised as geniuses were most often white men, of European origin. Perhaps this is not a surprise. It’s said that history is written by the victors, and those victors set the standards for admission to the genius club. When contributions were made by geniuses outside the club—women, or people of a different color or belief—they were unacknowledged and rejected by others.

A study recently published by Science found that as young as age six, girls are less likely than boys to say that members of their gender(性别)are “really, really smart.” Even worse, the study found that girls act on that belief: Around age six they start to avoid activities said to be for children who are “really, really smart.” Can our planet afford to have any great thinkers become discouraged and give up? It doesn’t take a genius to know the answer: absolutely not.

Here’s the good news. In a wired world with constant global communication, we’re all positioned to see flashes of genius wherever they appear. And the more we look, the more we will see that social factors(因素)like gender, race, and class do not determine the appearance of genius. As a writer says, future geniuses come from those with “intelligence, creativity, perseverance(毅力), and simple good fortune, who are able to change the world.”

1. What does the author think of victors’ standards for joining the genius club?
A.They’re unfair.B.They’re conservative.
C.They’re objective.D.They’re strict.
2. What can we infer about girls from the study in Science?
A.They think themselves smart.
B.They look up to great thinkers.
C.They see gender differences earlier than boys.
D.They are likely to be influenced by social beliefs
3. Why are more geniuses known to the public?
A.Improved global communication.
B.Less discrimination against women.
C.Acceptance of victors’ concepts.
D.Changes in people’s social positions.
4. What is the best title for the text?
A.Geniuses Think AlikeB.Genius Takes Many Forms
C.Genius and IntelligenceD.Genius and Luck
2021-06-11更新 | 10421次组卷 | 59卷引用:上海师范大学附属中学 2022-2023学年高一上学期期中考试英语试卷
阅读理解-阅读单选(约270词) | 适中(0.65) |
真题 名校

2 . As data and identity theft becomes more and more common, the market is growing for biometric(生物测量) technologies—like fingerprint scans—to keep others out of private e-spaces. At present, these technologies are still expensive, though.

Researchers from Georgia Tech say that they have come up with a low-cost device(装置) that gets around this problem: a smart keyboard. This smart keyboard precisely measures the cadence(节奏) with which one types and the pressure fingers apply to each key. The keyboard could offer a strong layer of security by analyzing things like the force of a user’s typing and the time between key presses. These patterns are unique to each person. Thus, the keyboard can determine people’s identities, and by extension, whether they should be given access to the computer it’s connected to—regardless of whether someone gets the password right.

It also doesn’t require a new type of technology that people aren’t already familiar with. Everybody uses a keyboard and everybody types differently.

In a study describing the technology, the researchers had 100 volunteers type the word “touch” four times using the smart keyboard. Data collected from the device could be used to recognize different participants based on how they typed, with very low error rates. The researchers say that the keyboard should be pretty straightforward to commercialize and is mostly made of inexpensive, plastic-like parts. The team hopes to make it to market in the near future.

1. Why do the researchers develop the smart keyboard?
A.To reduce pressure on keys.B.To improve accuracy in typing.
C.To replace the password system.D.To cut the cost of e-space protection.
2. What makes the invention of the smart keyboard possible?
A.Computers are much easier to operate.
B.Fingerprint scanning techniques develop fast.
C.Typing patterns vary from person to person.
D.Data security measures are guaranteed.
3. What do the researchers expect of the smart keyboard?
A.It’ll be environment-friendly.B.It’ll reach consumers soon.
C.It’ll be made of plastics.D.It’ll help speed up typing.
4. Where is this text most likely from?
A.A diary.B.A guidebookC.A novel.D.A magazine.
2019-06-08更新 | 10989次组卷 | 53卷引用:上海市桃浦中学2023-2024学年高一下学期期中考试英语试题
文章大意:本文是一篇说明文。主要介绍了在发展人工智能中可能会出现的各种偏见。

3 . Artificial intelligence (AI) has amazing potential to change the world, and we’ve only just begun to scratch the surface. As AI matures and people move further away from distinct programming and monitoring of systems, unidentified bias (偏见) might make decisions continue for a long time that cause _______ harm for individuals and society. This bias might _______ input data or even the algorithms (算法) themselves.

All too often, data sets are incomplete and the sample represented in the data set does not _______ the population that the AI model is making predictions about — this is known as coverage bias. Some other types of bias related to input data include sampling bias, where data is not collected randomly from the target group, and participation bias, where users from certain groups _______ surveys at different rates than users from other groups. Still, another more challenging bias to identify is confirmation bias that occurs when a decision maker or analyst has a strong _______ belief or experience that affects their ability to consider alternatives. This could lead one to more strongly _______ data that confirms a preexisting belief.

Bias resulting from AI algorithms themselves, or algorithmic bias, is equally _______. One example of algorithmic bias is implicit bias or unconscious bias, where data scientists _______ make associations or assumptions based on their mental models and memories that affect data modeling decisions. Implicit bias can _______ how data is collected and classified, or how systems are designed and developed. As machines learn, their conclusions and decisions affect people. Ethical (道德的) AI must understand these impacts and create governance and testing methods to ________ mistakes and inaccuracies.

To create ethical AI, companies need to put the ________ of the individual at the center of data innovation. This means thinking about ________ rights as human rights and developing a comprehensive approach to data, including how we use AI.

Having ________ data practices for AI means having good AI governance. This governance not only focuses on data and analytics but also understands the impacts of any given analysis and makes sure it’s ________ and accurate. Good AI governance includes data responsibility as well as a commitment to transparency (透明性).

None of this will be easy, but true innovation never is. By coming together and working on the problem of bias now, before it becomes a(n) ________ force, businesses can help bring out the best AI has to offer the world.

1.
A.theoreticalB.psychologicalC.disproportionateD.unintended
2.
A.arise fromB.contribute toC.take overD.make up
3.
A.inspireB.matchC.protectD.restrict
4.
A.quitB.administerC.compareD.analyze
5.
A.distinctB.predictableC.originalD.widespread
6.
A.restoreB.implyC.missD.favor
7.
A.embarrassingB.dangerousC.relevantD.ridiculous
8.
A.intentionallyB.temporarilyC.automaticallyD.appropriately
9.
A.influenceB.helpC.attractD.predict
10.
A.admitB.defineC.addressD.publicize
11.
A.belongingsB.expressionsC.characteristicsD.needs
12.
A.civilB.digitalC.legalD.natural
13.
A.frequentB.responsibleC.peculiarD.graceful
14.
A.fairB.quickC.appealingD.adequate
15.
A.leadingB.innovativeC.culturalD.destructive
2022-06-23更新 | 970次组卷 | 3卷引用:07 Unit 4 Life and Technology 单元测试-2022-2023学年高中英语教学必备资料(上外版2020必修第三册)
文章大意:本文为说明文。文章讨论了幻灯片带来的恐慌。

4 . The Great PowerPoint Panic of 2003.

Sixteen minutes before touchdown on the morning of February 1, 2003, the space shuttle Columbia (“哥伦比亚”号航天飞机)______ into the cloudless East Texas sky. All seven astronauts aboard were killed. As the shattered shuttle flew toward Earth in pieces, it looked to its live TV viewers like a swarm of shooting stars.

The immediate ______ of the disaster, a report from a NASA Accident Investigation Board determined that August, was a piece of insulating foam (绝缘泡沫胶) that had broken loose and damaged the shuttle’s left wing soon after liftoff. But the report also   ______ out a less direct, more surprising cause. Engineers had known about - and inappropriately______ - the wing damage long before Columbia’s attempted reentry, but the flaws in their analysis were ______ in a series of overstuffed computer-presentation slides that were shown to NASA officials.

By the start of 2003, the phrase “death by PowerPoint” had well and truly entered the ______ vocabulary. Edward Tufte was the first to have taken it literally: That spring, the Yale statistician published a booklet entitled The Cognitive Style of PowerPoint, whose core argument was that the medium of communication influences the substance of communication. While PowerPoint, as a medium, did not ______ create unclear, lazy presentations, it certainly ______ and sometimes even masked them — with potentially deadly consequences. This is exactly what Tufte saw in the Columbia engineers’ slides.

Wired ran an excerpt (节选) from Tufte’s booklet in September 2003 under the headline “PowerPoint Is Evil.” A few months later, The New York Times Magazine included his assessment — summarized as “PowerPoint Makes You Dumb” — in its ______ of the year’s most important ideas. “Perhaps PowerPoint is uniquely suited to our modern age of confusion,” the entry read.

Despite the backlash it inspired in the ______, the presentation giant rolls on. The program has more monthly users than ever before, well into the hundreds of millions. During lockdown, people ______ PowerPoint parties on Zoom. Kids now make PowerPoint presentations for their parents when they want to get a puppy. If PowerPoint is evil, then evil ______ the world.

On its face at least, the idea that PowerPoint makes us stupid looks like a textbook case of misguided technological doomsaying. Today’s concerns about social media somehow resemble the PowerPoint critique. Both boil down to a worry that new media technologies ______ form over substance, that they are designed to hold our attention rather than to convey truth, and that they make us stupid.

______, concerns about new media rarely seem to make a difference. If the innovation did change the way we think, we are measuring its effects with an altered mind. Either the critical remarks were wrong, or they were so right that we can no longer tell the   ______.

1.
A.disappearedB.disintegratedC.distributedD.disappointed
2.
A.sideB.causeC.featureD.issue
3.
A.collectedB.unifiedC.droppedD.single
4.
A.discountedB.viewedC.accessedD.founded
5.
A.mutedB.absorbedC.buriedD.sunk
6.
A.technicalB.popularC.negativeD.special
7.
A.possiblyB.reasonablyC.ordinarilyD.necessarily
8.
A.accommodatedB.combinedC.distinguishedD.enhanced
9.
A.abstractB.repetitionC.reviewD.brief
10.
A.pressB.publicationC.mediaD.criticism
11.
A.openedB.createdC.threwD.jumped
12.
A.rulesB.harmonizesC.impactsD.roars
13.
A.featureB.encourageC.valueD.defend
14.
A.ThereforeB.HoweverC.CertainlyD.Surprisingly
15.
A.differenceB.truthC.timeD.concern
智能选题,一键自动生成优质试卷~
文章大意:本文是一篇新闻报道。文章就目前热议的人工智能生成技术展开了报导,指出人工智能生成技术日渐兴起,其生成的图像等内容破坏着信息生态系统,增加了人们识别真假的难度,并可能会造成误用,而相关的机构正在采取措施规避这一风险,也许立法者有必要介入。

5 . Pope (罗马教皇) Francis wearing a massive, loose and white puffer coat. Elon Musk walking hand-in-hand with rival GM CEO Mary Barra. None of these things actually happened, but such AI-generated _______ did go viral online over the past week.

The situation demonstrates a new online reality: the _______ of a new crop of artificial intelligence tools has made it cheaper and easier than ever to create realistic images, as well as audio and videos. And these images are likely to pop up with increasing frequency on social media.

While these AI tools may enable new means of expressing creativity, the spread of computer-generated media also threatens to further _______ the information ecosystem. That risks _______ the challenges for users, news organizations and social media platforms to tell what’s real. There are also concerns that Al-generated images could be misused.

Images, compared to the Al-generated text, can be _______ powerful in provoking emotions when people view them, said Claire Leibowicz, head of AI and media integrity at the Partnership on AI. That can make it harder for people to slow down and _______ whether what they’re looking at is real or fake. _______, bad guys could eventually attempt to create fake content in quantity in order to confuse Internet users and provoke certain behaviors.

Computer-generated image technology has improved rapidly in recent years, from the photoshopped image of a shark swimming through a flooded highway to the websites that four years ago began mass producing mostly _______ photos of people. But in most cases, the creators of the recent hot images don’t appear to have been ill-intended.

There are _______ by platforms, AI technology companies and industry groups to improve the transparency when a piece of content is generated by a computer. Platforms including Meta’s Facebook and Instagram, Twitter and YouTube have policies restricting or even ________ the sharing of media that could mislead users. But as use of AI-generated technologies grows, even such policies could threaten to ________ user trust. If, for example, a fake image accidentally slipped through a platform’s detection system, it could give people false confidence. Although there’s a detection system that says it’s real, it’s actually not.

Work is also underway on technical solutions that would, ________, watermark an AI-generated image or include a transparent label in an image’s metadata, so anyone viewing it across the Internet would know it was created by a computer. “All these institutions are ________ disclosure and transparency,” Leibowicz said.

A group of tech leaders, including Musk and Apple co-founder Steve Wozniak, this week wrote an open letter ________ artificial intelligence labs to stop the training of the most powerful AI systems for at least six months, citing “profound risks to society and humanity.” ________, it’s not clear whether any labs will take such a step. And as the technology rapidly improves and becomes accessible beyond a relatively small group of corporations doing responsible practices, lawmakers may need to get involved.

1.
A.imagesB.dreamC.articleD.imagination
2.
A.riseB.emphasisC.innovationD.population
3.
A.robB.polluteC.fireD.reverse
4.
A.getting rid ofB.coming up withC.adding toD.accounting for
5.
A.equallyB.necessarilyC.especiallyD.nearly
6.
A.underestimateB.overstateC.referD.evaluate
7.
A.As you knowB.What’s moreC.On the other handD.To put it short
8.
A.unachievableB.unbiasedC.unconvincingD.uncomfortable
9.
A.effortsB.casesC.demandsD.resources
10.
A.hackingB.urgingC.publicizingD.prohibiting
11.
A.ruinB.ceaseC.rebuildD.replace
12.
A.in factB.for exampleC.above allD.in short
13.
A.committed toB.credited toC.mixed aboutD.worried about
14.
A.counting onB.waiting onC.arranging forD.calling for
15.
A.NamelyB.OddlyC.StillD.Therefore
2023-04-26更新 | 327次组卷 | 1卷引用:上海市建平中学2022-2023学年高一下学期期中英语试卷
完形填空(约460词) | 困难(0.15) |
名校
文章大意:这是一篇说明文。主要说明了最新的国会报告承认技术培训的重要性,但也坚持认为人文和社会科学的研究必须仍然是美国各级教育系统的核心组成部分。文章同时说明了人文学科往往能帮助你找到工作并取得成功,学生应当为自己未来的职业生涯做好准备。

6 . The question of whether our government should promote science and technology or the liberal arts in higher education isn't an either/or proposition(命题) , although the current _________ preparing young Americans for STEM(science, technology, engineering, math)-related fields can make it seem that way.

The latest congressional report acknowledges the critical importance of _________ training, but also maintains that the study of the humanities and social sciences must remain central components of America's _________ system at all levels. Both are critical to producing citizens who can participate effectively in our democratic society, become innovative leaders, and _________ the spiritual enrichment that the reflection on the great ideas of mankind over time provides.

Parents and students who have invested heavily in higher education _________ about graduates' job prospects as technological advances and changes in domestic and global markets transform professions in ways that reduce wages and cut jobs. Under these circumstances, it’s _________ to look for what may appear to be the most “practical”way out. Major in a subject designed to get you a/an _________ seems the obvious answer to some, though this ignores the fact that many disciplines in the humanities characterized as “soft” often, in fact, lead to employment and success _________. Indeed, according to surveys, employers have expressed a preference for students who have received a _________ education that has taught them to write well, think critically, research creatively, and communicate easily.

__________, students should be prepared not just for their first job, but for their 4th and 5th jobs, as there's little reason to doubt that people entering the workforce today will be called upon to play many different roles over the course of their careers. The ones who will do the best in this new environment will be those whose educations have prepared them to be __________. The ability to draw upon every available tool and insight -- __________ from science, arts, and technology -- to solve the problems of the future, and take advantage of the opportunities that present themselves, will be helpful to them and the United States.

In May 1780, John Adams wrote to his wife Abigail expressing his hopes for the progress of the American experiment. “I must study Politics and War so that my sons may have __________ to study Mathematics and Philosophy. My Sons ought to study Mathematics and Philosophy, Geography, Architecture, Commerce and Agriculture, in order to give their Children a right to study Painting, Poetry and Music.” What Adams was really expressing was that a country must have a sufficient level of __________, stability and security before large numbers of its citizens can engage in pursuits __________ than the basic struggle for survival. Despite our economic difficulties, the U.S. is a wealthy nation. We have the capacity to create and maintain an educational system that trains students in science, math, history, art and other disciplines, at the very highest level.

1.
A.drain onB.objection toC.advantage overD.emphasis on
2.
A.extensiveB.intensiveC.literateD.technical
3.
A.educationB.workforceC.economicD.political
4.
A.compete withB.benefit fromC.equal toD.delight in
5.
A.thinkB.talkC.worryD.inquire
6.
A.naturalB.ridiculousC.amazingD.disturbing
7.
A.skillB.jobC.titleD.advantage
8.
A.in the long runB.in the right positionC.in practical termsD.in great need
9.
A.hard-wonB.broadly-basedC.science-orientedD.well-chosen
10.
A.RatherB.StillC.ThereforeD.Moreover
11.
A.activeB.preciseC.flexibleD.critical
12.
A.picked upB.referred toC.put upD.passed on
13.
A.libertyB.qualificationC.visionD.vigor
14.
A.knowledgeB.insightC.wealthD.commitment
15.
A.more logicalB.less instrumentalC.broaderD.easier
2022-04-22更新 | 470次组卷 | 2卷引用:上海市七宝中学2021-2022学年高一下学期期中考试英语试卷
语法填空-短文语填(约310词) | 较难(0.4) |
名校
文章大意:这是一篇说明文。文章介绍了“寻根游”这一新的旅游趋势。
7 . Directions: Fill in the blanks with the proper form of the given verbs, relative pronouns or adverbs, or conjunctions.

Ancestry Travel

Everyone loves a holiday! A little time off for some much-    1    (need) R&R(rest and relaxation)can be exactly the thing to re-energize and refresh. That said, if you’re struggling to think of your next destination then look no further. Don’t waste time     2     (debate). Let your blood decide.

Everybody has a lineage(血统). Recently, finding out more     3     our family origins has become popular. By the start of 2019, 26 million people     4     (take) an ancestry DNA test at home, according to a report by MIT Technology Review. They believe by 2021 this number will have risen to 100 million.

This trend     5     (notice) by opportunistic travel operators. Some are looking to provide a service that both allows people to trace their heritage—by literally going back to their roots—and travel to the destinations     6     their ancestors originated.

Recently, Airbnb, an online lodging market place, has partnered with 23andMe, a DNA testing and analysis company,    7     (offer) recommendations that encourage travellers to walk in the footsteps of their forefathers. And they aren’t the only ones.

The Shelbourne hotel in Dublin has its own “genealogy butler(家谱管家)”. Hellen Kelly offers consultations to help guests trace their Irish line of descent(后代)using official records,     8     allows them to “fill in the blanks of their Irish ancestry”, she told Good Morning America.

The Conte Club, a luxury travel company, offers custom itineraries(行程)based on DNA tests. “These experiences are about exploring deeper into     9     we really are,” says Conte Club CEO Rebecca Fielding in an article in the Condé Nast Traveler. “It might be the most meaningful trip we can take.”

So next time you think of going on vacation, why not take a DNA test first?     10     you know how far your family has come, take the time to holiday back.

2023-07-01更新 | 271次组卷 | 2卷引用:上海市曹杨第二中学2022-2023学年高一下学期期末考试英语试题
文章大意:本文是一篇说明文。文章介绍的是父母在教育子女的过程中有着过早的督促和严格管控,但有的时候却又不实践自己所宣扬的价值,由此导致孩子在成长的过程中意识到父母的原则和道德之间的显著差异,由此造成一种危险的失望。
8 . 语法填空

In bringing up children, every parent watches eagerly the child’s acquisition of each new skill-the first spoken words, the first independent steps, or the beginning of reading and writing.It is often tempting to hurry the child     1     his natural learning rate, but this can set up dangerous feelings of failure and states of worry in the child. This might happen at any stage. A baby might     2     (force) to use a toilet too early, a young child might be encouraged to learn to read before he knows the meaning of the words he reads. On the other hand, though,     3     a child is left alone too much, or without any learning opportunities, he loses his natural enthusiasm for life and his desire to find out new things for himself.

Parents vary greatly in their degree of strictness towards their children. Some may be especially strict in money matters,     4     are severe over times of coming home at night or punctuality for meals. In general, the controls imposed     5     (represent) the needs of the parents and the values of the community as much as the child’s own happiness.

As regards the development of moral standards in the growing child, consistency is very important in parental teaching. To forbid a thing one day and excuse it     6     next is no foundation for morality. Also, parents should realize that “example is better than precept”. If they are not sincere and do not practice     7     they preach, their children may grow     8     (confuse), and emotionally insecure when they grow old enough to think for     9    , and realize they     10     (fool) to some extent.

A sudden awareness of a marked difference between their parents’ principles and their morals can be a dangerous disappointment.

2023-06-14更新 | 258次组卷 | 1卷引用:上海市浦东新区2022-2023学年高一下学期期末英语模拟卷
语法填空-短文语填(约470词) | 较难(0.4) |
名校
文章大意:这是一篇说明文。文章主要介绍了卡塔尔世界杯有别于往届世界杯的特点以及引发的一些争议。
9 . Directions: After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.

What makes this year’s World Cup special?

This year’s FIFA World Cup kicked off in Qatar on Nov 20. In this sports event, a total of 32 teams will compete with each other for 28 days. But     1    makes this year’s World Cup “stand out” is its numerous historical footnotes, for better or for worse. Let’s see some of them.


One of the few countries not previously qualified to participate in the World Cup

Qatar has been     2    regular in the Asian Cup in recent years as well as a 2019 Asian Cup winner, gaining seven-game wins and scoring 19 goals that year. Its soccer team, however, has never previously qualified for a World Cup for either the men’s or women’s editions. Winning the right to host the 2022 tournament makes Qatar become the first country since Italy in 1934 to play in a World Cup without first     3     (qualify) for it.


First held in the northern hemisphere’s winter

Typically, the FIFA World Cup is held in May, June or July for suitable weather conditions. Yet, the sports event this year     4    (change) to winter to accommodate Qatar’s local temperatures.    5    (locate) in the desert, Qatar whose summer months usually reach above a temperature of 40°C, would be a nightmare for outdoor sports players. Playing in such temperatures means both being unable to play well and putting themselves at risk. Doing sports in intense heat may lead to dehydration (脱水), vision loss, fainting, and other such problems, noted the website Football.

    6    these considerations, Qatar has still stirred up some controversies (争议).    7    of them has been about player preparation. According to Fox Sports, many teams usually have plenty of time to prepare in advance. Soccer seasons often start in late August and wrap up the following May.    8    the World Cup begins, soccer teams still have three or four tune-up (热身) matches lasing several weeks. The coaches can also decide which team members can play in a match after seeing all of their players train and compete up close. Because of the unusual timing of the Qatar World Cup, however, this won’t leave any time for friendly matches ahead of the main event.


Criticized in lead-up to World Cup

To successfully hold the World Cup, Qatar needed to build more sports stadiums and other relevant infrastructure, like airports, metro lines and roads. This     9     (overwhelm) need for new construction created a high demand for labor. This demand was fulfilled by bringing 30,000 migrant workers to work on these projects since 2010. Some are reported     10     (treat) poorly, having their wages deducted (克扣) or even going unpaid for months. That has attracted criticism from some organizations around the world.

2023-02-23更新 | 258次组卷 | 1卷引用:上海市复旦大学附属中学2022-2023学年高一上学期期末英语试卷
阅读理解-阅读单选(约380词) | 适中(0.65) |
文章大意:这是一篇说明文。文章主要讲述了燃油校车因为污染问题,影响学生的健康,从而降低去学校的出勤率。但一项新的研究表明,更换污染最严重的校车应该会减少学生的缺勤。

10 . Riding the bus to school could be keeping some kids out of class. Most school buses run on fuel. Those buses send out pollution, including tiny particles and gases. Bus riders get exposed to high levels of this pollution. When breathed in, it can lead to breathing problems, such as asthma (哮喘), which may keep kids home from school. But replacing the worst-polluting buses should cut down on student absences, a new study shows.

The study focused on schools that were asked to take part in a U. S. government program. The program offered schools cash back for money spent on cleaner school buses. The 2, 816 school districts in the new study all asked for the money. But not all got it. Only 383 were picked to receive funding. Winning districts could buy new buses and desert old ones.

The program started in 2012. From 2012 to 2017, the winning districts very likely had less bus pollution. And a year after getting new buses, student attendance had improved in those districts. For an average district of 10, 000 students, about six more students attended school each day in the winning districts. Districts that replaced the oldest buses had an average of 45 more students in school each day.

Those numbers may sound small, but they can add up, says Meredith Pedde, an environmental epidemiologist (流行病学家). Almost 3 million U. S. kids ride school buses more than 20 years old, her team figures. Replacing all of those old buses could mean 1.3 million fewer student absences each year, the data suggest. And school attendance matters for student achievement.

Now the U. S. Environmental Protection Agency (EPA) has a new program for school buses.   It’s offering $5 billion through 2026 to replace old fuel buses with cleaner ones. Almost all U. S. school districts can apply for the new rebates. But schools in low-income areas and in rural areas will get priority. Kids in these areas tend to face the most health risks from old buses, EPA notes. And anything that cuts air pollution, Pedde says, should improve student health.

1. What is the primary reason why riding the bus to school might lead to student absences?
A.Serious fuel shortage for school buses.
B.Lack of available seats on school buses.
C.High risk of disease spreading in a bus.
D.High levels of pollution from school buses.
2. What does Meredith Pedde suggest about the impact of replacing old buses?
A.It increases health risks for students.
B.It is a costly and ineffective measure.
C.It helps to improve student attendances.
D.It has no significant effect on absences.
3. What does the underline word “rebates” in Paragraph 5 probably refer to?
A.Financial aids.
B.School posts.
C.Health benefits.
D.Public resources.
4. What is the purpose of the text?
A.To describe the potential risk of school buses.
B.To talk about the use of cleaner school buses.
C.To discuss the importance of decreasing absence.
D.To call on the government to improve school buses.
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