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1 . Is loyalty in the workplace dead?

Just recently, Lynda Gratton, a workplace expert, proclaimed that it was. In The Financial Times, she said that it had been “killed off through _________ contracts, outsourcing, automation and multiple careers.”

It’s sad if this good virtue is now out of place in the business world. But the situation may be more _________. Depending on how you _________ it, loyalty may not be dead, but is just playing out differently.

Fifty years ago, an employee could stay at the same company for decades, said Tammy Erickson, an author and work-force consultant. Many were _________ longtime employment along with health care and a pension.

Now many companies cannot or will not hold up their end of the bargain, so why should the employees hold up theirs? Given the opportunity, they’ll take their skills and their portable retirement accounts elsewhere. These days, Ms. Gratton writes, _________ is more important than loyalty: “Loyalty is about the future - trust is about the present.”

Ms. Erickson says that the quid pro quo (交换物,报酬) of modern employment is more likely to be: As long as I work for you, I promise to have the relevant skills and _________ fully in my work; in return you’ll pay me _________, but I don’t expect you to care for me when I’m 110.

For some baby boomers, this _________ has been hard to accept. Many started their careers _________ that they would be rewarded based on tenure (任职).

A longtime employee who is also productive and motivated is of enormous value, said Cathy Benko, chief talent officer at Deloitte. On the other hand, she said, “You can be with a company a long time and not be highly committed.”

Ms. Benko has seen her company shift its ____________ to employees’ level of engagement - or “the level at which people are motivated to deliver their best work” - rather than length of tenure.

Then there are the effects of the recent recession. Many people - if they haven’t been ____________- have stayed in jobs because they feel they have no choice. Employers may need to prepare for disruptions and turnover when the job market improves.

If the pendulum(摇摆不定的事态或局面) shifts, how will businesses persuade their best employees to stay? ____________ may do the trick, but not always. Especially with younger people, “you’re not going to buy extra loyalty with extra money,” Ms. Erickson said. ____________, employers need to make jobs more challenging and give workers more creative space, she said.

Loyalty may not be what it once was, but most companies will still be better off with at least a core of people who stay with them across decades.

If loyalty is seen as a ____________ to keep workers of all ages fulfilled, productive and involved, it can continue to be cultivated in the workplace - to the ____________ of both employer and employee.

1.
A.tighteningB.lengtheningC.shorteningD.loosening
2.
A.complicatedB.confusedC.difficultD.conservative
3.
A.confineB.convinceC.identifyD.define
4.
A.guaranteedB.providedC.supplementedD.rewarded
5.
A.beliefB.trustC.confidenceD.tolerance
6.
A.occupyB.engageC.sacrificeD.involve
7.
A.rightlyB.immediatelyC.exactlyD.fairly
8.
A.differenceB.exchangeC.shiftD.modification
9.
A.assumingB.ensuringC.assuringD.approving
10.
A.focusB.mindC.faithD.importance
11.
A.laid offB.employedC.valuedD.supported
12.
A.SalaryB.MoneyC.LoyaltyD.Credit
13.
A.HoweverB.RatherC.ThereforeD.Otherwise
14.
A.promiseB.complimentC.commitmentD.command
15.
A.interestB.sakeC.disadvantageD.benefit
2021-10-20更新 | 976次组卷 | 3卷引用:上海市奉贤区致远高级中学2021-2022学年高三上学期10月评估英语试题
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2 . Directions: Read the following three passages. Summarize the main idea and the main point(s) of the passage in no more than 60 words. Use your own words as far as possible.

Brain typing

When you move, sense, speak or do just about anything, your brain generates a specific corresponding pattern of electrical activity. Brain typing under development can use these impulses to restore movement in some who have paralysis, a loss of control of the body caused by an injury to the nerves.

This advanced brain implant can let individuals with impaired limb movement create text using the mind-no hands needed. Such technology could potentially benefit millions of people worldwide who cannot type or speak because of impaired limbs or vocal muscles. But this technique let people generate just 40 characters per minute, far lower than the average keyboard typing speed or roughly 190.

Thus, some scientists have a hesitation about this new research: while restoring communication via written letters is intuitive, it may not be the most efficient efficient means of doing so. “Why not teach the person a new language based on simpler elementary gestures?” One of them asks, “This could both boost the speed of communication and, crucially, decrease the mental effort and attention needed. “

For now, Willett, a research scientist, is focusing on brain typing together with his team. He admits that analyzing what someone intends to say is still a major challenge facing researchers, given that individuals generate speech more quickly than they write or type. “It's been a hard problem to decode speech with enough accuracy and vocabulary size to allow people to have a general conversation.” Willett says. “But we' re now excited that we can decode handwriting very accurately. That is a great breakthrough.”

___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

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3 . Directions: After reading the passage below, fill in the blanks to make the passages 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.

Why modern music should quieten down

Quietness may be underestimated values in pop music.     1     (look) up “the loudest band in the world” and you will be confronted with a large number of rock giants from Manowar who proudly achieved a sound pressure level of 139 dB to Motor-head. The pickings are slim     2     we substitute “quiet” for “loud”.

In a way, increasing the volume of a song makes biological sense, something the music industry       3     (exploit) since the jukebox era. There is an organ in the inner ear called sacculus that in linked to a region of the brain     4     (associate) with pleasure and react to low-frequency vibrations over 90 dB.

On the other hand,     5     (focus) sorely on loudness ignores the infinitely more subtle appeal of being quiet. A French band called “Air”,     6     twenty-years collection was released on June 10, are masters of the art. As any teacher knows, quietness can be more effective than shouting to make people pay attention. Air employed this gentle persuasion on Moon Safari, an album that attracts the listener       7     the peaceful sound of rain and muted drums. Even when Air do increase the volume, the vocalist's voice remains one of     8     (gentle) noises in pop. Given its warmth and peacefulness, it is no coincidence     9     the album was a favourite among clubbers after a night out. It is a time when the desire for kindness, companionship and warmth prevails.

So forget the “loudness war”. Manowar     10     be happy with their 139 dB, but they are comprehensively defeated by fireworks, which reach 145 to 150 dB when they explode, and the call of the blue whale, which goes all the way up to 188 dB. Now that' something to shout about.

2021-10-19更新 | 1279次组卷 | 3卷引用:上海市建平中学2021-2022学年高三上学期10月考试英语试题
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4 . Launched in 2010, iQiyi has grown used to the foreign press calling it “the Netflix of China.” Not the worst nickname, given the video-streaming pioneer's success. But Gong Yu, iQiyi's founder and boss, insists that his firm is more accurately _________ as “Netflix plus.” A bold claim for a loss-making business worth one-fifteenth as much as America's (cash-generating) entertainment powerhouse with a market value of $214 bn. Still, Mr Gong has a_________.

Like Netflix, iQiyi offers customers a catalogue of licensed and original content. Unlike Netflix, which relies almost entirely on subscription fees, iQiyi has _________ revenue streams. “Membership fees,” which start from 19.8 yuan ($2.87) a month, _______ just over half of iQiyi's 7.4 bn yuan in revenues in the second quarter. The rest came mainly from an online store (which sells “entertainment-related merchandise), mobile-gaming, an e-book business and advertisements: iQiyi operates a “freemium” model which allows users to stream some content free of charge _________ that they agree to watch ads.

Conveniently for iQiyi, which does little business outside its home market, Netflix is blocked in China, under laws that _________ a lot of foreign content. But that is not to say that China is free from the streaming wars of the sort between Netflix and rivals like Disney, HBO and NBC Universal.

Far from it. Mr Gong is _________ Tencent Video, which overtook iQiyi at the end of June with 114m video subscribers to iQiyi's 105m (see chart) . Mr Gong's firm lost 14m subscribers in the most recent quarter while Tencent Video, which also runs a freemium model and_________subscribers 20 yuan a month, added Zin. Tencent Video offers a richer selection of English-language _________, including hit television series like Chernobyl and Silicon Valley. More important, the rivalry between Tencent Video and iQiyi is the war between mighty Tencent and ____________ Baidu, a search firm that is iQiyi's majority owner.

____________, as Westerners who pay for a few video subscriptions can prove, streaming is not a zero-sum game. Gigi Zhou of BOCOM International, a broker, believes the Chinese market will soon be big enough to ____________ both iQiyi and Tencent Video, which also has yet to make money. Ms Zhou expects 400m Chinese to subscribe to video-streaming platforms by 2023, up from some 300m in 2019. So long as no new rival ____________, each firm could capture around 150m, helping them spread costs over more subscribers and so turn a profit.

Before streaming peace can break out, iQiyi faces another fight. On August 13th it said it was under ____________ by America's Securities and Exchange Commission after a short-seller accused it of cooking sales data, a charge it ____________. If found guilty, it may have to delist from New York's Nasdaq exchange. The firm's stable share price implies that investors' faith in battle-hardened Mr Gong remains unshaken.

1.
A.calledB.describedC.recognizedD.related
2.
A.pointB.positionC.proposalD.purpose
3.
A.majorB.matureC.multipleD.mysterious
4.
A.accounted forB.added toC.covered upD.took the place of
5.
A.givenB.in caseC.on conditionD.despite the fact
6.
A.approveB.banC.punishD.revise
7.
A.battlingB.beatingC.benefitingD.blaming
8.
A.chargesB.collectsC.earnsD.pays
9.
A.commentB.competitorC.contactD.content
10.
A.fadingB.fakingC.faintingD.following
11.
A.MoreoverB.OtherwiseC.StillD.Therefore
12.
A.supplyB.surviveC.sustainD.swallow
13.
A.emergesB.enduresC.existsD.expands
14.
A.investigationB.pressureC.questionD.threat
15.
A.deniesB.declinesC.neglectsD.refuses
2021-10-16更新 | 617次组卷 | 2卷引用:上海交通大学附属中学2020-2021学年高三上英语11月月考英语试题
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5 . Despite nutrition experts’ best efforts to educate people about the dangers of a diet filled with processed food, it appears that the world doesn’t want to listen. Medical specialists point out that, although eating too much unhealthy food is likely to be as dangerous in the long term as smoking, regular consumption of high-calorie food has somehow become more socially ________ than ever. While local authorities in some towns and cities have taken measures to fight the rise in this trend by ________ the number of fast food outlets permitted to be open at the same time, critics argue that people have every right to make their own decisions about what they eat and how they choose to live. However, the way in which we have come to eat a lot of takeaways isn’t only a(n) ________ issue of weight gain, or of buying larger clothes. The consequences of mass overconsumption should strike ________ into the hearts of everyone.

Research suggests that there is an evolutionary reason as to why people ________ overeat—it is simply part of our inborn behaviour. When humans evolved, we did not have the adequate supply of food that we enjoy today, and so eating was more about ________ than pleasure. We became more likely to choose high-calorie foods, with high fat content, that could ________ us through cold winters when the supply of nourishment became inadequate. This explains why a 600-calorie burger seems so ________ : it makes us feel well fed and inspires contentment. Processed food ________ the reward response in our brains, so we feel obliged to overeat, and not necessarily in a healthy way. Junk food acts as a trigger (触发器) for chemicals such as the ‘feel good’ dopamine to flood through the brain and cause a sensation of happiness. ________, high amounts of sugar and sodium (one of the chemicals in salt and other ingredients of fast food) cause a huge rise in blood sugar, pushing it to unnatural levels.

This occurs within the first few moments of eating a high-calorie meal. From there, routinely processing such high levels of sodium is ________. The body’s organs are pushed beyond their ________ ability to do so. The kidneys (肾脏) cannot remove all the extra salt from the blood, and thus extra sodium causes the heart to pump faster while transporting blood through the veins (血管). There are multiple dangers of high blood pressure, especially for the elderly and in the long term. Sodium ________ in such quantities can lead to dehydration, a condition whose symptoms are extremely similar to hunger, and this leads to a painful truth: as soon as you have finished your junk food meal, you immediately start to ________ another. Thereafter, the body starts to digest the food. Usually, this takes between 4 and 12 hours, but with fast food, where the fat content is so much higher, the same ________ lasts at least three days.

1.
A.worthwhileB.acceptableC.relevantD.responsible
2.
A.declaringB.estimatingC.increasingD.limiting
3.
A.alternativeB.meaninglessC.collectiveD.personal
4.
A.boredomB.reliefC.fearD.satisfaction
5.
A.compulsivelyB.reluctantlyC.defensivelyD.objectively
6.
A.appetiteB.evolutionC.survivalD.fighting
7.
A.sustainB.pleaseC.guideD.supply
8.
A.tremendousB.surprisingC.attractiveD.expensive
9.
A.stimulatesB.guaranteesC.producesD.illustrates
10.
A.PredictablyB.ThereforeC.ComparativelyD.Meanwhile
11.
A.inevitableB.impossibleC.significantD.powerful
12.
A.naturalB.superiorC.minimumD.learned
13.
A.turned upB.passed downC.looked overD.taken in
14.
A.offerB.prepareC.desireD.share
15.
A.symptomB.processC.damageD.hunger
2021-07-01更新 | 1000次组卷 | 4卷引用:上海市行知中学2021-2022学年高三下学期3月考试英语试卷
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6 . In the 1960s, African American mothers noticed something wrong in their children’s seemingly innocent class photos. Every year, youngsters tidied up in their Sunday best for their school picture, yet these treasured images didn’t ____ Black and White children equally. White children were rendered (使成为) as they look in everyday life, while African American children lost ____ of their faces and turned into ink blots (墨渍). The film could not simultaneously capture both dark and light skin. For decades, this flaw of the film remained out of ____, when Black boys and girls and white boys and girls were photographed separately. But with the integration of schools, Black mothers ____ that color film left their Black children in the shadows.

In 2015, two London-based photographers, Adam Broomberg and Oliver Chanarin, wanted to find out why the film could not capture the ____ of children of all races in a school photograph. When these photographers tested the film, they found the film was optimized for ____ skin. It was this film’s hidden history that was the ____ faces in a class photo came out so differently.

All that changed, ____, when large corporations made a fuss about Kodak’s film, which they bought in bulk for advertising. A team of two unlikely businesses – furniture makers and chocolate manufacturers – ____ against Kodak’s films for discriminating against dark hues.

Kodak employees worked hard to fix the film, making new film formulations and testing them by taking photos. While the complaints from Black mothers could not change Kodak, those from these companies could. By the late 1970s, new - and more ____ - formulations of color film were in the works, and the new and improved Kodak Gold film was on the market by the following decade.

Technologies, such as photographic films, sometimes capture the beliefs and values of the times. This bias built into technology has ____ today. Today, some web cameras, following instructions from algorithms (算法), are unable to recognize a dark face, but do so ____ for a white one.

What the makers of film and cameras and other technologies have experienced is a tacit (心照不宣的) subscription to a belief of a standard. ____, they have gotten on the escalator of “this is how we do things” without asking why. Scholars would describe this type of bias as one that implicitly (完全地) and ____ accepts norms. But it isn’t the ____ fault; they are only doing what the lines of code written by humans tell them to do. These devices capture the biases that exist in our world and, in turn, speak to whom a culture values.

1.
A.treatB.captureC.reflectD.divide
2.
A.charactersB.expressionsC.featuresD.colors
3.
A.fashionB.printC.rangeD.sight
4.
A.recommendedB.witnessedC.maintainedD.urged
5.
A.likenessB.franknessC.carelessnessD.darkness
6.
A.darkB.yellowC.whiteD.black
7.
A.coincidenceB.reasonC.consequenceD.result
8.
A.thereforeB.howeverC.furthermoreD.meanwhile
9.
A.guardedB.insuredC.wentD.protested
10.
A.inclusiveB.persuasiveC.decisiveD.offensive
11.
A.echoesB.conclusionsC.objectionsD.intentions
12.
A.quicklyB.equallyC.easilyD.similarly
13.
A.As a resultB.In other wordsC.For exampleD.On the contrary
14.
A.inconsistentlyB.unexpectedlyC.inevitablyD.uncritically
15.
A.cameras’B.technologies’C.films’D.humans’
2021-04-12更新 | 692次组卷 | 1卷引用:上海市交通大学附属中学2020-2021学年高二下学期三月月考英语试题

7 . The closer one studies the gig economy (灰色经济), the less fun it sounds. Those who make their living this way, generally___________ app-based platforms that match consumer needs with workers who can fulfil them are ___________ being in uncertain employment.

Bodies such as the International Labor Organization characterize this kind of employment as mostly low-paid and ___________, in which workers enjoy very few social, organizational and___________ rights and protections.

Attention is turning to the health and well-being of this fast-growing workforce, which ___________ about 1.3m in the U.K.One academic is even calling for a “Gig-hall” study — similar to the landmark Whitehall ___________ into the health of civil servants.

Those studies, conducted over three decades by Sir Michael Marmot, demonstrated the ___________ between socio-economic status and health, a correlation that became known as “status syndrome”. Senior civil servants enjoyed lower _____________ of death and heart disease than lowlier employees, a difference partly ascribed to (把……归功于……) autonomy (自主权) at work.

The_____________ of powerlessness that afflicts (折磨,使痛苦) many in the gig economy — according to one survey, only four out of 10 gig workers (零工) feel like they are their own__________________ — suggests that health problems may be brewing in this sizeable slice of workforce.

One study on the Italian workforce, published last year in Social Science and Medicine, suggests that those on __________________ contracts are more likely to use prescription medication for mental health conditions such as __________________ (although the reverse is also likely to be true, that pre-existing ill health leads to more irregular employment).

__________________ not specifically about the gig economy, the authors, from the universities of Brunel and Milan, conclude that the __________________ to make labour markets more flexible might prove ill for the psychological well-being of workers.

Gig work is often conducted privately, in cars and homes, from bicycles and motorbikes, instead of from a __________________workplace, so basic hazards, such as fatigue associated with long hours, can go unnoticed.

1.
A.reflecting onB.working forC.getting alongD.serving with
2.
A.regarded asB.defined asC.related toD.involved in
3.
A.insaneB.innocentC.insecureD.inventive
4.
A.legalB.progressiveC.ambitiousD.miserable
5.
A.countsB.numbersC.predictsD.forecasts
6.
A.problemsB.workersC.studiesD.needs
7.
A.threadB.clueC.roleD.link
8.
A.situationB.ratesC.caseD.position
9.
A.displayB.senseC.awarenessD.expression
10.
A.mateB.bossC.workerD.supervisor
11.
A.permanentB.momentaryC.casualD.temporary
12.
A.fluB.diabeteC.strokeD.depression
13.
A.AsB.BecauseC.ThereforeD.While
14.
A.initiativeB.driveC.inspirationD.ambition
15.
A.trickyB.enjoyableC.sharedD.lovable
2020-11-06更新 | 634次组卷 | 1卷引用:上海市控江中学2021届高三上学期第一次月考英语试题

8 . Types of Social Groups

Life places us in a complex web of relationships with other people. Our humanness arises out of these relationships in the course of social interaction. Moreover, our humanness must be sustained through social interaction -- and fairly constantly so. When an association continues long enough for two people to become linked together by a relatively stable set of expectations, it is called a relationship.

People are bound within relationships by two types of bonds: expressive ties and instrumental ties. Expressive ties are social links formed when we emotionally invest ourselves in and commit ourselves to other people. Through association with people who are meaningful to us, we achieve a sense of security, love, acceptance, companionship, and personal worth. Instrumental ties are social links focused when we cooperate with other people to achieve some goal.

Occasionally, this may mean working with, instead of against, competitors. More often, we simply cooperate with others to reach some end without endowing the relationship with any larger significance.

Sociologists have built on the distinction between expressive and instrumental ties to distinguish between two types of groups: primary and secondary. A primary group involves two or more people who enjoy a direct, intimate, cohesive relationship with one another. Expressive ties predominate in primary groups: we view the people as ends in themselves and valuable in their own right. A secondary group entails two or more people who are involved in an impersonal relationship and have come together for a specific, practical purpose. Instrumental ties predominate in secondary groups ; we perceive people as means to ends rather than as ends in their own right. sometimes primary group relationships evolve out of secondary group relationships. This happens in many work settings. People on the job often develop close relationships with coworkers as they come to share gripes, jokes, gossip, and satisfactions.

A number of conditions enhance the likelihood that primary groups will arise. First, group size is important. We find it difficult to get to know people personally when they are milling about and dispersed in large groups. In small groups we have a better chance to initiate contact and establish rapport with them. Second, face - to - face contact allows us to size up others. Seeing and talking with one another in close physical proximity makes possible a subtle exchange of ideas and feelings. And third, the probability that we will develop primary group bonds increases as we have frequent and continuous contact. Our ties with people often deepen as we interact with them across time and gradually evolve interlocking habits and interests.

Primary groups are fundamental to us and to society. Sociologists view primary groups as bridges between individuals and the larger society because they transmit, mediate, and interpret a society’s cultural patterns and provide the sense of oneness so critical for social solidarity. Primary groups, then serve both as carriers of social norms and as enforcers of them.

1. According to Paragraph 1, which of the following statements is true of a relationship?
A.It is a structure of associations with many people.
B.It should be studied in the course of social interaction.
C.It places great demands on people.
D.It develops gradually over time.
2. Which of the following can be inferred from the author’s claim in paragraph 4 that primary group relationships sometimes evolve out of secondary group relationships?
A.Secondary group relationships begin by being primary group relationships.
B.A secondary group relationship that is highly visible quickly becomes a primary group relationship.
C.Sociologists believe that only primary group relationships are important to society.
D.Even in secondary groups, frequent communication serves to bring people into close relationships.
3. The phrase “size up” in paragraph 5 is closest in meaning to “________”.
A.enlargeB.evaluate
C.impressD.accept
4. This passage is developed primarily by ________.
A.drawing comparisons between theory and practice
B.presenting two opposing theories
C.defining important concepts
D.discussing causes and their effects
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9 . Earthquake survivors trapped in rubble could one day be saved by an unlikely rescuer: a robotic caterpillar that digs its way through debris. Just a few centimeters wide, the robot relies on magnetic fields to propel it through the kind of tiny cracks that would defeat the wheeled or tracked search robots currently used to locate people trapped in collapsed buildings.

The caterpillar's inventor, Norihiko Saga of Akita Prefectural University in Japan, will demonstrate his new method of motion at a conference on magnetic materials in Seattle. In addition to lights and cameras, a search caterpillar could be equipped with an array of sensors to measure other factors --such as radioactivity or oxygen levels --that could tell human rescuers if an area is safe to enter.

The magnetic caterpillar is amazingly simple. It moves by a process similar to peristalsis(蠕动), the rhythmic contraction that moves food down your intestine. Saga made the caterpillar from a series of rubber capsules filled with a magnetic fluid consisting of iron particles, water, and a detergent-like surfactant, which reduces the surface tension of the fluid. Each capsule is linked to the next by a pair of rubber rods. The caterpillar's guts are wrapped in a clear, flexible polymer tube that protects it from the environment.

To make the caterpillar move forwards, Saga moves a magnetic field backwards along the caterpillar. Inside the caterpillar's “head” capsule, magnetic fluid surges towards the attractive magnetic field, causing the capsule to bulge out(鼓起) to the sides and draw its front and rear portions up. As the magnetic field passes to the next capsule, the first breaks free and springs forward and the next capsule bunches up(聚成一团). In this way, the caterpillar can reach speeds of 4 centimeters per second as it crawls along.

Moving the magnetic field faster can make it traverse(穿过) the caterpillar before all the capsules have sprung back to their original shapes. The segments then all spring back, almost but not quite simultaneously.

Saga plans to automate the movement of the caterpillar by placing electromagnets at regular intervals along the inside of its polymer tube. By adjusting the current flow to the electromagnets, he'll be able to control it wirelessly via remote control. He also needs to find a new type of rubber for the magnetic capsules, because the one he's using at the minute eventually begins to leak.

But crawling is not the most efficient form of motion for robots, says Robert Full of the University of California at Berkeley, an expert in animal motion who occasionally advises robotics designers. "If you look at the energetic cost of crawling, compared to walking, swimming or flying, crawling is very expensive,” he says. In walking, energy is conserved in the foot and then released to help the foot spring up.

Saga acknowledges this inefficiency but says his caterpillar is far more stable than one that walks, rolls on wheels or flies. It has no moving parts save for a few fluid-filled rubber capsules. Biped robots and wheeled robots require a smooth surface and are difficult to miniaturize, and flying robots have too many moving parts. “My peristaltic crawling robot is simple--and it works,” he says.

1. From this passage, we can learn that ________.
A.a robotic caterpillar can crawl by a pair of rubber rods
B.when a caterpillar moves, the magnetic field moves backwards along it
C.the environment couldn't influence a robotic caterpillar's guts, which are wrapped in a capsule
D.crawling is very stable and efficient, and when it moves, only a few elements are needed
2. According to this passage, which is NOT TRUE about the construction of the robotic caterpillar?
A.A robotic caterpillar is made from a series of rubber capsules filled with a magnetic fluid.
B.Iron particles, water, and a detergent-like surfactant form a magnetic fluid.
C.Each capsule filled with a magnetic fluid is linked to a pair of rubber rods.
D.In order to keep stable condition, the caterpillar's guts are wrapped in a clear, flexible polymer tube.
3. Comparing the robotic caterpillar and the other robots, which of the following is NOT TRUE?
A.A smooth surface is indispensable to biped robots and wheeled robots.
B.Flying robots are very inconvenient when moving, because they have too many moving parts.
C.The robotic caterpillar only has rubber capsules filled with a magnetic fluid.
D.Wheeled robots are unable to locate trapped people because they cannot miniaturize.
2020-10-14更新 | 621次组卷 | 1卷引用:上海市实验学校2021届高三上学期摸底考试英语试题
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名校
10 . Directions: Write an English composition in 120-150 words according to the instructions given below in Chinese.
成长道路上难免遇到来自同伴的压力(peer pressure)。同伴压力可能给我们带来积极或消极的影响。请结合自己生活中的一个具体事例, 谈谈你的体会。
注意:请勿透露本人真实姓名和学校名称。
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共计 平均难度:一般