Each sentence has a mistake. Find it by chosing A B C or D
A good teacher must possess a wide various of skills
Suy nghĩ và trả lời câu hỏi trước khi xem đáp án
Lời giải:
Báo saiĐáp án C
Giải thích
Various (adj) -> variety (n);
sau “a” phải lad danh từ/ cụm danh từ; a variety of N: 1 lượng lớn/ phong phú
Câu hỏi liên quan
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Read the following passage and choose the best answer (A, B, C, D):
A special education teacher is someone who works with children and youths who have a variety of disabilities. Special education teachers are patient, understanding educators dedicated to giving each individual student the tools and guidance needed to help them maximize success. As schools become more inclusive, special education teachers and general education teachers increasingly work together in general education classrooms. Special education teachers help general educators adapt curriculum materials and teaching techniques to meet the needs of students with disabilities. They coordinate the work of teachers, teacher assistants, and related personnel, such as therapists and social workers, to meet the individualized needs of the student within inclusive special education programs. Special education teachers work in a variety of settings. Some have their own classrooms and teach only special education students; others work as special education resource teachers and offer individualized help to students in general education classrooms; still others teach together with general education teachers in classes including both general and special education students. Some teachers work with special education students for several hours a day in a resource room, separate from their general education classroom. Considerably fewer special education teachers work in residential facilities or tutor students in homebound or hospital environments. The work also can be emotionally demanding and physically draining. Many special education teachers are under considerable stress due to heavy workloads and administrative tasks. They must produce a substantial amount of paperwork documenting each student’s progress and work under the threat of litigation against the school or district by parents if correct procedures are not followed or if the parents feel that their child is not receiving an adequate education. Recently passed legislation, however, is intended to reduce the burden of paperwork and the threat of litigation.
1. Which best serves as the title for the passage? -
Rewrite the sentence:
Cats is one of the longest-running musicals in Britain. It was written by Andrew Lloyd Webber. -
Read the following passage and choose the best answer (A, B, C, D):
In 2018 the Tchaikovsky Competition celebrated its 60th anniversary. While many things have changed in the country, in the world and in the people, the art of music has been showing its amazing vital power helping the performing art go through difficult times and contributing to its amazing ability to revive. It appears that the history of the Tchaikovsky Competition can be divided into three periods which in the terms of a well-known critic can be defined as the rise, the soaring and the descent. The rise refers to the first three Competitions (1958, 1962 and 1966) when the structure of the Competition was formed (the First Competition comprised two categories, the Second – three and the Third – four categories). The competition jury was a pool of renowned cultural figures. Under the special focus were the amazingly talented competitors and they exceeded all expectations. The winner of the piano contest of the I Competition became Van Cliburn, a US piano player who just after finishing his first program items became the object of admiration and a legend that was passed down in Russia and America for generations. His impressive performance was something that couldn’t be judged only from the professional point of view; our listener’s perception was almost irrational. Also, for long we remembered by names the other piano players taking part in the I Competition. Truly, Toyoaki Matsuura and Daniel Pollack were brilliant virtuosos, if not genius. Besides, both Daniel Pollack and Van Cliburn studied under Rosina Levina, a famous Russian educator, i.e. they were kindred spirits for Russians. What was happening gave an impression of something truly exceptional and unmatched, and this was proved to be true during the many years of the Tchaikovsky Competition in the future. The II Competition was also truly amazing. In the piano category won Vladimir Ashkenazi, the Soviet virtuoso piano player, and an eccentric Englishman John Ogdon. In the violin contest the winner was Leningrad native Boris Gutnikov who had won all the competitions in which he had participated. At the III Competition there was a sensation: a Leningrad native 16-year-old Grigory Sokolov while not being considered by the critics as the most likely winner won the first prize in the piano contest; his charmingly fresh musicality and magical pianism turned the jury’s opinion in his favor despite the dissatisfaction of the Moscow audience over the jury’s choice.
3. The word “critic” in paragraph 1 is closest in meaning to _______ -
Read the following passage and choose the best answer (A, B, C, D):
The year was 1810, the place was southern Germany, Bavaria, and life was hard. It was the month of October and all of the countryside had been working day and night to finish their fall harvest and prepare for the onset of winter. While the plow horses were working and the farmers’ days were filled from sun up to sun down, there were some other preparations being made as well. Prince Ludwig I and his entire court were preparing for his upcoming marriage to Princess Therese of Sachsen-Hildurghausen. The grand wedding was to take place on the 12th, right in the middle of the harvest. As you know any wedding can be difficult to plan, but when you’re a prince it can be even more stressful. The invitations had gone out, the garments had been made and the location had been selected. The big event was to be held in a magnificent “Weise” (meadow) just outside the gates of Munich. As the big day approached, the countryside and town, in fact all of Bavaria was a buzz with talk of the big day. Everyone was planning on attending as they were all exhausted from the harvest and it was really the last chance before the long, cold days of winter to get out and blow off some steam. On the 12th, the ceremony went off without a hitch. The weather was perfect, the bride looked beautiful and about 40,000 guests were in attendance. The reception, as you can imagine, was one of the biggest parties history had ever seen with copious amounts of beer and massive quantities of food being devoured. It was a reception fit for a prince. And this prince was absolutely ecstatic. Ludwig I was so taken with all of his guests that he planned a special treat for them. The prince knew that all of his subjects were huge fans of horseracing so he planned to conclude the event with a somewhat impromptu horse race across the great meadow. When the townspeople heard of this they erupted in a jubilant cry Zicke Zacka, Zicke Zacka, Hoy, Hoy, Hoy. This is still chanted in the beer tents of today’s Oktoberfest celebrations. It was then and there that they decided unanimously to rename the wiese Theresiewiese (Therese Meadow) in honor of the Prince’s new bride. This was their humble way of welcoming her to town. To this day that very meadow still bears her name. After a spectacular day and night — and probably more than a couple of hangovers — the great event came to an end. It was the following fall as the townspeople began to reminisce about the great time they had had the previous year (as do many of our Oktoberfest guests tend to do around the fall) that they decided to honor their prince and celebrate his wedding anniversary in much the same way. King Maximillian agreed, but this party was to be even bigger, better and longer than the first. The event became an annual celebration. And that my friends is how the Oktoberfest tradition began and continues today. As a side note, the beer that was poured all those years ago and that has been continually served at every Oktoberfest in Munich since will now be served at the Big Bear Lake Oktoberfest. The very same beer flowing from the taps in Munich, Germany will be the beer flowing from our taps in humble Big Bear Lake. And like the beer, our Burgermeister just happens to be a true German original as well.
7. What is implied in paragraph 5? -
Fill in each numbered blank with one suitable word or phrase.
Researchers in communication show that more feelings and intentions are (1) _______ and received nonverbally than verbally. Mehrabian and Wienerfollowing have stated that only 7% (2) _______ message is sent through words, with remaining 93% sent nonverbal (3) _______.
Humans use nonverbal communication because:
1. Words have limitations: There are (4) _______ areas where nonverbal communication is more (5) _______ than verbal, especially when we explain the shape, directions, personalities which are expressed nonverbally.
2. Nonverbal signal are powerful: Nonverbal cues primarily express inner (6) _______ while verbal messages deal basically with outside world.
3. Nonverbal message are likely (7) _______ more genuine: because nonverbal behaviors cannot be controlled as easily as spoken words.
4. Nonverbal signals can express feelings inappropriate to state: Social etiquette limits (8) _______ can be said, but nonverbal cues can communicate thoughts.
5. A separate communication channel is necessary to (9) _______ send complex messages: A speaker can add enormously to the complexity of the verbal message through simple nonverbal (10) _______
(2) _______
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Read the following passage and choose the best answer (A, B, C, D):
We live in a world of tired, sleep deprived people. In his book Counting Sheep, Paul Martin - a behavioral biologist - describes a society which is just too busy to sleep and which does not give sleeping the importance it deserves. Modern society has invented reasons not to sleep. We are now a 24/7 society where shops and services must be available all hours. We spend longer hours at work than we used to, and more time getting to work. Mobile phones and email allow us to stay in touch round the clock and late-night TV and the Internet tempt us away from our beds. When we need more time for work or pleasure, the easy solution is to sleep less. The average adult sleeps only 6.2 hours a night during the week, whereas research shows that most people need eight or even eight and a half hours’ sleep to feel at their best. Nowadays, many people have got used to sleeping less than they need and they live in an almost permanent state of “sleep debt”. Until the invention of the electric light in 1879 our daily cycle of sleep used to depend on the hours of daylight. People would get up with the sun and go to bed at nightfall. But nowadays our hours of sleep are mainly determined by our working hours (or our social life) and most people are woken up artificially by an alarm clock. During the day caffeine, the world’s most popular drug, helps to keep us awake. 75% of the world’s population habitually consume caffeine, which up to a point masks the symptoms of sleep deprivation. What does a chronic lack of sleep do to us? As well as making us irritable and unhappy as humans, it also reduces our motivation and ability to work. This has serious implications for society in general. Doctors, for example, are often chronically sleep deprived, especially when they are on “night call”, and may get less than three hours’ sleep. Lack of sleep can seriously impair their mood, judgment, and ability to take decisions. Tired engineers, in the early hours of the morning, made a series of mistakes with catastrophic results. On our roads and motorways lack of sleep kills thousands of people every year. Tests show that a tired driver can be just as dangerous as a drunken driver. However, driving when drunk is against the law but driving when exhausted isn’t. As Paul Martin says, it is very ironic that we admire people who function on very little sleep instead of criticizing them for being irresponsible. Our world would be a much safer, happier place if everyone, whatever their job, slept eight hours a night
7. Which of the following would the writer of the passage approve of? -
Read the passage below and choose one correct answer for each question.
Movements and gestures by the hands, arms, legs, and other parts of the body and face are the most pervasive types of nonverbal messages and the most difficult to control. It is estimated that there are over 200.000 physical signs capable of stimulating meaning in another person. For example, there are 23 distinct eyebrow movements, each capable of stimulating a different meaning. Humans express attitudes toward themselves and vividly through body movements and postures. Body movements express true messages about feelings that cannot be masked. Because such avenues of communication are visual, they travel much farther than spoken words and are unaffected by the presence of noise that interrupt, or cancels out speech. People communicate by the way they walk, stand, and sit. We tend to be more relaxed with friends or when addressing those of lower status. Body orientation also indicates status or liking of the other individual. More direct orientation is related to a more positive attitude. Body movements and postures alone have no exact meaning, but they can greatly support or reject the spoken word. If these two means of communication are dichotomized and contradict each other, some result will be a disordered image and most often the nonverbal will dominate.
Face gestures ________.
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Read the following passage and choose the best answer (A, B, C, D):
Scott Newman wouldn’t be without his pocket-size TV, which he mainly watches in bed. “I only watch programmes which last about half an hour, as any longer (1)_______ my eyes. I use the set for general entertainment though it is also really good for (2)_______ up with current affairs. The main problem with the set is that it’s not loud enough even when you use headphones. The (3)_______ is all right as long as nothing moves in front of the aerial.” Scott admits to being a gadget man, but doesn’t regret buying the set since he uses it nearly every day. Retired engineer Paul Hardcastle, has owned a pocket TV for a number of years. “I use it mostly in the bathroom. I wanted to use it outdoors, but the trouble is that in bright light you can’t see the picture. I use rechargeable batteries as (4)_______ ones would cost too much. Paul believes that this sort of TV could be improved if the screen was slightly bigger and it didn’t (5)_______ up batteries so quickly: he can only get half an hour’s viewing before the batteries go flat
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Read the following passage and choose the best answer (A, B, C, D):
The past fifty years or so have seen the gradual disappearing of animals from this earth, fishes from the sea, trees and plants from the land. Many factors result in this unpleasant phenomenon. Among them, hunting is the main factor that endangers wildlife. Some people kill wildlife for sport. They take pleasure in collecting heads and hides. Yet others specialize in commercial hunting like killing whales. Apart from this, the rapidly growing human population threatens wildlife on land, too. Towns expand and roads have to be built, so forests are burnt and trees are chopped down. It seems that man needs every inch of land within his reach, so he moves on to the natural habitat of wildlife. Tigers, lions and leopards slowly die off without the food and shelter that the forests provide. In addition, rapid urbanization means industrial expansion. Very often, poisonous chemicals, industrial wastes and oil are dumped into the rivers and seas. Fish and birds are threatened. Man depends greatly on animals for survival. He needs their flesh, hides and furs. Thus, man cannot do without wildlife; or he himself would become extinct. The public should be made aware that it would be better to shoot the animals with a camera than with a gun. In this way, they can preserve and help wildlife to continue living rather than to remove all signs of it. Man must learn to farm the sea as he does the land. He should regulate the amount and the frequency of his catch. He should allow fish to breed and multiply before netting them. Man also needs to build forest reserves, and to pass laws prohibiting the killing of animals, especially those that are already rare. To retain the present animal kingdom, the least that man can do is to clean the seas and rivers and to prevent pollution. The cycle of nature is such that it forms a vicious circle. The insecticides and pesticides that we spray on crops can kill the birds and animals that feed on them. When man eats these poisoned animals, he himself can die. We must therefore test the chemicals to be used before they are sprayed or it might mean the death of man!
8. The last paragraph is mainly about_________ -
Find synonym:
We must admit that people are heavily polluting the environment. -
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions:
It is many peoples dream to become a world-famous artist. Unfortunately, it can be extremely difficult to make a living solely from selling your paintings or sculptures. But don’t worry because there are other jobs in the world of art that you can pursue. One possible career option is to become an art dealer.
An art dealer works on behalf of artists to help them sell works to museums and galleries around the world. To be successful at this profession, it requires a well-rounded skill set. For starters, it helps a lot if you love art and are knowledgeable about art history. Having business skills will also be quite useful, as it will be necessary to negotiate with buyers, and help the artists you represent market their work. If becoming an art dealer sounds appealing, there are several steps which you can follow. Although you may have a love for a wide range of styles, you should start by choosing one category to focus on. Buyers usually prefer to deal with a specialist in a particular area than someone who is a jack of all trades. When selecting your focus, choose an area that you are passionate about instead of something that seems lucrative. Art trends come and go, so there is no use trying to predict what is hot. These trends will certainly change over the course of your career.
Once you selected an area to focus on, start to contact some museums, galleries, and other companies in the art world and send them your resume. The majority of art dealers begin their careers working as interns for these kinds of companies. Although these interns may be paid little, or in some cases nothing at all, the experience of learning how art businesses work will certainly serve you down the road.
It pays to be flexible in the beginning, as the most important thing is to get your foot in the door. Museums and galleries may offer you several positions including a sales assistant or a junior art consultant. Whichever job you accept, be sure to learn it well and give it your best. In addition to your responsibilities, make sure your start to network with others in your industry. As your knowledge and contacts begin to grow, more opportunities will be open to you.What is the third paragraph mainly about?
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Read the following passage and choose the best answer (A, B, C, D):
The White House, the official home of the United State President, was not built in time for George Washington to live in it. It was begun in 1792 and was ready for its inhabitants, President and Mrs. John Adams, who moved in on November 1, 1800. When the Adams moved in, the White House was not yet complete, and the Adams suffered many inconveniences; for example, the main staircase was incomplete, which hindered movement from floor to floor, and the future laundry yard was merely a pool of mud, so wet laundry was hung in the unfinished East Room to dry. Thomas Jefferson, the third president, improved the comfort of the White House in many respects and added new architectural features such as the terraces on the east and west ends. When the British forces burned the White House on August 24, 1818, President Madison was forced to leave. All the remained after the fire was the exterior walls, the interior was completely destroyed. It was not until December of 1817 that the following president, James Monroe was able to move into a rebuilt residence. Since then, the White House has continued to be modified but has been continuously occupied by each succeeding US president.
5. What of the White House was not yet completed when the Adams moved in? -
Read the following passage and choose the best answer (A, B, C, D):
The blazes, which have been burning across Australia for months, have razed homes and wiped out entire towns. Across Australia, nearly 18 million acres of land have been burned – much of it bushland, forests and national parks, home to the country’s beloved and unique wildlife. Nearly half a billion animals have been impacted by the fires in NSW alone, with millions potentially dead, according to ecologists at the University of Sydney. That figure includes birds, reptiles, and mammals, except bats. It also excludes insects and frogs. The total number of animals affected nationwide could be as high as a billion, according to Christopher Dickman, the University of Sydney ecologist who led the report. "The scale of these fires is unprecedented," said Dieter Hochuli, an environmental sciences professor at the University of Sydney. “There are substantial concerns about the capacity of these (ecosystems) to rebound from the fires.” Some animals, like koalas and kangaroos for instance, are primarily killed by being incinerated in flames or choking on smoke. Nearly a third of all koalas in NSW have died and about a third of their habitat has been destroyed. Photos from the ground show koalas with singed fur, raw patches of burnt flesh, and blistered paws. Even if they are rescued and treated, sometimes their injuries are simply too extensive to survive. Wombats have also been hit hard – they don’t cope well with heat or stress, and panic at the smell of smoke. The small, stubby-legged marsupials can’t run very fast or far, and are largely at the mercy of the flames. Smaller mammals and reptiles can escape the blazes by burrowing underground or hiding in rocks – but afterward, there is no food or shelter left, only certain predators that are drawn to fire because they know it brings easy prey. Koalas and kangaroos are spread out across the country, so they’re not in danger of going extinct due to the blazes. But other animals that live in niche environments and have smaller populations may have been wiped out entirely; these include the eastern bristlebird, the mountain pygmy possum and the corroboree frog. These animals’ recovery depends not only on their population size, but also on the condition of their habitat. For instance, plants grow slower in high-altitude alpine regions, meaning it could be a very long time before species are able to return.
4. The word “unprecedented” in paragraph 2 is closest in meaning to _______ -
Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:
"Did you see that?" Joe said to his friend Bill. "You're a great shooter!"
Bill caught the basketball and bounced it before throwing it again. The ball flew into the net. "Bill, you never miss!" Joe said admiringly.
"Unless I'm in a real game," Bill complained. "Then I miss all the time."
Joe knew that Bill was right. Bill performed much better when he was having fun with Joe in the school yard than he did when he was playing for the school team in front of a large crowd.
"Maybe you just need to practice more," Joe suggested.
"But I practice all the time with you!" Bill objected. He shook his head. "I just can't play well when people are watching me."
"You play well when I'm watching," Joe pointed out.
"That's because I've known you since we were five years old," Bill said with a smile. "I'm just not comfortable playing when other people are around."
Joe nodded and understood, but he also had an idea.
The next day Joe and Bill met in the school yard again to practice. After a few minutes, Joe excused himself.
"Practice without me," Joe said to his friend. "I'll be back in a minute."
Joe hurried through the school building, gathering together whomever he could find - two students, a math teacher, two secretaries, and a janitor. When Joe explained why he needed them, everyone was happy to help.
Joe reminded the group to stay quiet as they all went toward the school's basketball court. As Joe had hoped, Bill was still practicing basketball. He made five baskets in a row without noticing the silent people standing behind him.
"Hey, Bill!" Joe called out finally.
Bill turned. A look of surprise came over his face.
I just wanted to show you that you could play well with people watching you," Joe said. "Now you'll have nothing to worry about for the next game!"What would be the best title for the story?
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Read the following passage and choose the best answer (A, B, C, D):
When you graduate from high school or university, is learning finished? The answer is no. In many countries, people continue learning all their lives. Why is lifelong learning important? How can it help you? Lifelong learning can be useful in many ways. People who want to change careers often return to study at a university. Some professions require employees to keep learning new ways to do things. For example, doctors and nurses must always learn about new illnesses and treatments. They must also practise the skills they have and keep learning new ones. Lifelong learning can help people stay healthy and independent. Many older people also feel that lifelong learning helps them stay close to young people. Lots of older people are now learning how to use computers. “I want to remain active … for my own health,” said Mr. Salinas, a 91-year-old man taking computer classes. “I see my computer learning as … part of an active life and something that I can share … with my family.”
3. Lifelong learning can help people ________ -
Read the following passage and choose the best answer (A, B, C, D):
In the 1960s, it took pop and rock groups one or two days to record other their songs. Nowadays, it can take months and months. Many rock groups begin by recording only one instrument, for example, the voice. Then they record (1)________ instruments – electric piano, synthesizer, guitars, drums and so on. Next, they might use a computer to add special effects. Finally, they ‘mix’ all the instruments until they get the sound that they want. This means that a CD or cassette will always sound very different from a (2) ______ concert. Music engineers have developed a new computer programme that will change the future of music. A computer can analyze a singer’s voice. Then if you give the computer the (3)_________ and music of a song, the computer can ‘sing’ it in that voice. This means that a singer only needs to record one song and the computer can then sing other songs in the singer’s own voice. Singers can sing new songs many years after they have died. Most of us listen to music for pleasure, but for the record companies, music is a product, the same as soap powder. (4)___________ a record company finds a new group (or ‘band’), they first try to develop the band’s ‘profile’. They will try to create an ‘image’ for the band that they think will attract young people. Instead of allowing the band’s full artistic freedom, they will often (5)_______ the band what they should wear, what they should say and how they should sing and play. In recent year, many rock groups have started their own record companies because they say that the big companies are too commercial -
Read the following passage and choose the best answer (A, B, C, D):
The Forbidden City is the former imperial palace in the center of Beijing, China. Construction began in 1406, and the emperor’s (1)_______ officially moved in by 1420. The Forbidden City got its name because most people were barred (2) _______ entering the 72- hectare site, surrounded by walls. Even government officials and the imperial family were permitted only limited access. Only the emperor could enter any section at (3)_______. The architecture of the Forbidden City conforms rigidly to traditional Chinese principles. All buildings within the walls follow a north-south line and the most important ones face south to honor the sun. The designers arranged the other buildings, and the ceremonial spaces between them, to impress all visitors with the great power of the Emperor, while reinforcing the (4)_____ of the individual. This architectural concept was carried out to the smallest detail. For example, the importance of a building was determined not only by its height or width but also by the style of its roof and the quantity of statuettes placed on the roof’s ridges. In (5)_____ of the importance of its unparalleled architecture, UNESCO added the palace to its World Heritage List in 1987. Today, visitors from all over the world do not wait for an imperial invitation to walk about this palace, now a museum of imperial art -
Read the following passage and choose the best answer (A, B, C, D):
It is natural for young people to be critical of their parents at times and to blame them for most of the misunderstandings between them. They have always complained, more or less justly, that their parents are out of touch with modern ways; that they are possessive and dominant; that they do not trust their children to deal with crises; that they talk too much about certain problems, and that they have no sense of humor, at least in parent-child relationships. I think it is true that parents often underestimate their teenage children and also forget how they themselves felt when they were young. Young people often irritate their parents with their choices in clothes and hairstyles, in entertainers and music. This is not their motive. They feel cut off from the adult world into which they have not yet been accepted. So they create a culture and society of their own. Then, if it turns out that their music or entertainers of vocabulary or clothes or hairstyles irritate their parents, this gives them additional enjoyment. They feel they are superior, at least in a small way, and that they are leaders in style and taste. Sometimes you are resistant and proud because you do not want your parents to approve of what you do. If they approve, it looks as if you are betraying your own age group. But in that case, you are assuming that you are the underdog; you cannot win; but at least you keep your honor. This is a passive way of looking at things. It is natural enough after long years of childhood, when you were completely under your parents’ control. But it ignores the fact that you are now beginning to be responsible for yourself. If you plan to control your life, cooperation can be part of that plan. You can charm others, especially your parents, into doing things the way you want. You can impress others with your sense of responsibility and initiative, so that they will give you the authority to do what you want to do.
5. Teenagers do not want their parents to approve of whatever they do because they _______ -
Read the following passage and choose the best answer (A, B, C, D):
Most of the roughly 1,400 active volcanoes around the world, including many in the United States, do not have on-site observatories. Lacking ground-level data, scientists are turning to satellites to keep tabs on volcanoes from space. Now using artificial intelligence, scientists have created a new satellite-based method of detecting warning signs of when a volcano is likely to erupt. Every time one of the satellites passes over a given volcano, it can capture an InSAR image of the volcano from which ground movement away from or toward the satellite can be calculated. InSAR can often pick up the ominous expansion of the ground that occurs when magma moves within a volcano’s plumbing, but it is difficult to continuously monitor the huge number of images produced by the latest generation of SAR-equipped satellites. In addition, some volcanoes exhibit long-lasting deformation that poses no immediate threat, and new images must be compared with older ones to determine whether a deformation at a volcano is a warning sign or just business as usual. To solve these issues, the researchers turned to machine learning, a form of artificial intelligence that can glean subtle patterns in vast quantities of data. They developed an algorithm that can rapidly analyze InSAR data, compare current deformation to past activity, and automatically create an alert when a volcano’s unrest may be cause for concern. To test the algorithm’s viability, the team applied it to real data from the period leading up to the 2018 eruption of Sierra Negra, a volcano in the Galápagos Islands. The algorithm worked, flagging an increase in the ground’s inflation that began about a year before the eruption. Had the method been available at the time, the team writes, it would have accurately alerted researchers that Sierra Negra was likely to erupt.
2. What does the phrase “keep tabs on” in paragraph 1 mean? -
Read the following passage and choose the best answer (A, B, C, D):
The World Health Organization on Wednesday declared the rapidly spreading coronavirus outbreak a pandemic. Director-General Tedros Adhanom Ghebreyesus said that “We expect to see the number of cases, the number of deaths, and the number of affected countries climb even higher.” WHO officials had said earlier they were hesitant to call the outbreak a pandemic in case it led governments and individuals to give up the fight. On Wednesday, they stressed that fundamental public health interventions can still limit the spread of the virus and drive down cases even where it was transmitting widely, as the work of authorities and communities in China, Singapore, and South Korea has shown. The virus, which probably originated in bats but passed to people via an as yet unrecognized intermediary animal species, is believed to have started infecting people in Wuhan, China, in late November or early December. Since then the virus has raced around the globe. South Korea, which has reported nearly 8,000 cases, also appears poised to bring its outbreak under control with aggressive measures and widespread testing. But other countries have struggled to follow the leads of China and South Korea — a reality that has frustrated WHO officials who have exhorted the world to do everything possible to end transmission of the virus. Tedros used the fact that 90% of the cumulative cases have been reported in just four countries as evidence that the rest of the world still had time to prevent an explosion of cases with action. WHO officials also stressed that countries should be implementing a strategic combination two types of measures. One involves trying to detect and stop known chains of transmission by isolating cases and following and potentially quarantining their contacts. The other involves community-level steps like social distancing and comes into play when the virus is spreading more broadly and transmission chains can’t be tracked. Mike Ryan, the head of the WHO’s emergency program, said that the public health interventions might not have straightforward effect, but to slow the spread of the virus. People with severe cases can require long periods of critical care and strain the resources of hospitals. He said he was worried about “the case load, the demand on the health workers, the dangers that come with fatigue, and potentially shortages of personal protective equipment.”
5. The word “poised” in paragraph 3 is closest in meaning to _______