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[主观题]

阅读材料,回答题。 Artificial IntelligenceFor years there have been endless articles stati

阅读材料,回答题。

Artificial Intelligence

For years there have been endless articles stating that scientists are on the verge of achieving artificial intelligence and that it is just around the corner.The truth is that it may be just around the corner, but they haven&39;t yet found the fight block.

Artificial intelligence aims to build machines that can think. One immediate problem is to define thought,which is harder than you might think.The specialists in the field of artificial intelligence complain, with some justification, that anything that their machines do is dismissed as not being thought. For example, computer now plays very, very good chess.

They can&39;t beat the greatest players in the world, but they can beat just about anybody else.If a human being played chess at this level, he or she would certainly be considered smart.Why not a machine? The answer is that the machine doesn&39;t do anything clever in playing chess. It uses its blinding speed to do a brute force search of all possible moves for several moves ahead, evaluates the outcomes and picks the best.Human don&39;t play chess that way.They see patterns, while computers don&39;t.

This wooden approach to thought characterizes machine intelligence.Computers have no judgment, no common sense.So-called expert systems, one of the hottest areas in artificial intelligence aims to mimic the reasoning processes of human experts in a limited field, such as medical diagnosis or weather forecasting.There may be limited commercial applications for this sort of thing, but there is no way to make a machine that can think about anything under the sun, which a teenager can do.

The hallmark of artificial intelligence to date is that if a problem is severely restricted, a machine can achieve limited success.But when the problem is expanded to a realistic one computers fall fiat on their display screens.For example.machines can understand a few words spoken individually by a speaker that they have been trained to hear.They cannot understand continuous speech using an unlimited vocabulary spoken by just any speaker.

According to the passage, we know that the writer__________. 查看材料

A.thinks that artificial intelligence is just around the corner

B.doubts whether scientists can ever find artificial intelligence

C.does not believe that scientists have discovered real artificial intelligence

D.feels certain that scientists have obtained real artificial intelligence

答案
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更多“阅读材料,回答题。 Artificial IntelligenceFor years there have been endless articles stati”相关的问题

第1题

阅读材料,回答题。 The Drink Your Body Needs Most 1. Our bodies are estimated to be about

阅读材料,回答题。

The Drink Your Body Needs Most

1. Our bodies are estimated to be about 60% to 70% water.Blood is mostly water and our muscles, lungs, and brain all contain a lot of water.Water is needed to regulate body temperature and to provide the means for nutrients (滋养物 ) to travel to all our organs.Water also transports oxygen to our cells, removes waste, and protects our joints and organs.

2. We lose water through urination (排尿) , respiration (呼吸) , and by sweating.If you are very active,you lose more water than if you do not take much exercise, Symptoms of mild dehydration (脱水 ) include chronic pains in joints and muscles, lower back pain, headaches, and constipation (便秘) . A strong smell to your urine, along with a yellow color indicates that you are not getting enough water. Thirst is all obvious sign of dehydration and in fact, you need water long before you feel thirsty.

3.A good rule of thumb (好的做法 ) is to take your body weight in pounds and divide that number in half.That gives you the number of ounces (盎司 ) of water per day that you need.For example, if you weigh 160 pounds, you should drink at least 80 ounces of water per day,If you exercise you should drink another 8 ounces glass of water for every 20 minutes you are active. If you drink coffee or alcohol, you should add at least an equal amount of water.When you are traveling on an airplane, it is good to have 8 ounces of water for every hour you are on board the plane.

4. It may be difficult to drink enough water on a busy day. Be sure you have water handy at all times by keeping a bottle for water with you when you are working, traveling, or exercising.If you get bored with plain water, add a bit of lemon for a touch of flavor.There are some brands of flavored water available, but some of them have sugar or artificial sweeteners that you don&39;t need.

Paragraph 1__________. 查看材料

A.Ounces of Water Needed Per Day

B.Importance of Water

C.Composition of Water

D.Signs of Dehydration

E.Supply of Water

F.Necessity for Bringing a Bottle for WATER WITH YOU

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第2题

根据以下材料,回答题First Self-Contained Heart Implanted (首例整套人工心脏移植)A patient on

根据以下材料,回答题

First Self-Contained Heart Implanted (首例整套人工心脏移植)

A patient on the brink of death has received the world"s first self-contained artificial heart – a battery-powered device about the size of a softball that runs without the need for wires, tubes or hoses sticking out of the chest.

Two surgeons from the University of Louisville implanted the titanium and plastic pump during a sever-hour operation at Jewish Hospital Monday. The hospital said the patient was "awake and responsive" Tuesday and resting comfortably. It refused to release personal details.

The patient had been expected to die within a month without the operation, and doctors said they expected the artificial heart to extend the person"s life by only a month. But the device is considered a major step toward improving the patient"s quality of life.

The new pump, called AbioCor, is also a technological leap from the mechanical hearts used in the 1980s, which were attached by wires and tubes to bulky machinery outside the body. The most famous of those, the Jarvic-7, used air as a pumping device and was attached to an apparatus about the size of a washing machine.

"I think it"s potentially a major step forward in the artificial heart development," said Dr.

David Faxon, president of the American heart Association. However, he said the dream of an implantable, permanent artificial heart is not yet a reality: "This is obviously an experimental device whose long-term success has to be demonstrated." Only about half of the 4,200 Americans on a waiting list for donor hearts received them last year, and most of the rest died.

Some doctors, including Robert Higgins, chairman of cardiology at the Medical College of Virginia in Richmond, said artificial hearts are unlikely to replace donor hears." A donor heart in a good transplant can last 15 to 30 years," he said. "It"s going to be hard to replace that with a machine."

The Abiocor has a 2-pound pumping unit, and electronic controls that adjust the pumping speed based on the body"s needs. It is powered by a small battery pack worn outside the body that transmits current through the skin.

The first two paragraphs tell that Self-contained artificial heart__________. 查看材料

A.was made of titanium and plastics

B.had brought the patient to the brink of death

C.did not need to get power from outside the body

D.was invented by two surgeons from university of Louisville

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第3题

根据以下材料,回答题BioroboticsSurgeons are being able to enter the eye to carry out operat

根据以下材料,回答题

Biorobotics

Surgeons are being able to enter the eye to carry out operations——atleast in a virtual sense.

Techniques derived from virtual reality- the computer system that immerses operations in an artificial computer-generatedworld —— will allow surgeons to feel as if he could see the inside of, the eyeduring an operation, creating the illusion that they are actually there.

Researchers at the Biorobotics (生物机械人技术) Laboratory of McGill University in Montreal are building a robot, known as Micro SurgeryRobot-1 (MSR-I for short) , that will perform. delicate operations under thecontrol of a human surgeon. The robot is specifically designed for performing eye surgery but could have other applications, such as the removal ofbrain tumors.

The system could also be used to allow surgeons and theirstudents to practice simulated surgery that feel like the real thing —— withoutthe real consequences for the patients.

During the operations, the surgeon manipulates a set of controls knownas the master. These are connected through a high-performance computer tothe robot. Both the master and the robot have two limbs. When the surgeonmoves the master"s limbs, the robot"s limbs move in exactly the same way, except that the movements can be sealed down as much as a thousandtimes. This will eliminate hand tremor and poor accuracy and thus reducethe damage to the eye that can occur with present microsurgery techniques.Each of the robot"s limbs has a minimum movement of one micrometer——more than one hundred times the precision of the human hand.

The computer also creates a three-dimensional robot"s eye view of theinside of the eye that the surgeon can see by wearing a virtual reality helmet (头盔) that has a small lens in front of each eye.

To provide the surgeon with such a realistic experience, MSR-I must beable to move rapidly,but this requires extremely fast computing. To handlethe computational demands of instant interaction, the McGill team is constructing its own parallel-processing computer. It is also studying areas such asmuscle mechanism, artificial intelligence and optics, and has already built another microrobot, MR-I, capable of manipulating a single living cell.

The so-called "virtual reality" mentioned in this passage refers to __________. 查看材料

A.operations conducted inside the eye

B.computer-created illusions that assist in operations

C.new applications of visual technology

D.new notions that help improve microsurgery

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第4题

根据材料,回答题。 Science and Truth"FINAGLE" (欺骗) is not a word that most people associa

根据材料,回答题。

Science and Truth

"FINAGLE" (欺骗) is not a word that most people associate with science. One reason isthat the image of the scientist is of one who always ________ (51 ) data in an impartial (不篇不依的) search for truth. In any debate________ (52)intelligence, schooling, energy——thephrase "science says" usually disarms opposition.

But scientists have long acknowledged the existence of a "finagle factor"——a tendency bymany scientists to give a helpful change to the data to ________ (53) desired results. The latest of the finagle factor in action comes from Stephen Jay Gould, a Harvard biologist, who has________ (54) the important 19th century work of Dr. Samuel George Morton. Morton was famous in his time for analysing the brain ________ (55) of the Skulls as a measure of intelfigence. He concluded that whites had the largest brains,that the brains of Indians and blacks wel.e Smaller,and________ (56),that whites constitute a superior race.

Gould went back to Morton’s original data and concluded that the一 (57)were an ex.ample of the finagle at work.He found that Morton’s“discovery’’was made bV leaving out embar.

rassing data,________ (58).incorrect procedures,and changing his criteria——again,alwavs in fayour of his argument.Morton has been thoroughly discredited by now and scientists do not belleve that brain size reflects________ (59).

But Gould Went on to say Morton’S story is only an example of a common Droblem in________ (60)work.Some of the leading figures in science are________ (61)to have used the finagle factor.Gould says that IsaaC.Newton fudged out(捏造)to support at least three centra]statements that he could not prove.And S0, ________ (62)Laudius Ptolemy。the Greek astron0.

mer,whose master work,Almagest,summed up the case for a solar system that had the earth asits centre.Recent________(63)indicate that Ptolemy either faked some key data or resoned heavily to the finagle factor.

All this is important because the finagle factor is still at work.For example,in the artificial sweetener controversy,it is________ (64)that all the studies sponsored by the sugar indUStn,find that the artificial sweetener is unsafe,________ (65)all the studies sponsored by the diet food industry find nothing wrong with it.

回答(51)题 查看材料

A.collects

B.invents

C.misuses

D.enables

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第5题

请根据短文内容,回答题。 The Most Wonderful IslandsThe Palm Islands are the largest artific

请根据短文内容,回答题。

The Most Wonderful Islands

The Palm Islands are the largest artificial islands in the world and are under construction in Dubai, in the United Arab Emirates. They are being developed as tourist, leisure, and residential resorts, and will increase the coastline of the country by 120 kilometers.<br>

After four years of planning and careful consideration of the environmental issues, construction started in 2001. Dutch engineers with experience of reclaiming land from the sea were employed in the building of the fhst two islands. The site for all three islands is an area of the sea where the water is not very deep. Sand is taken from the seabed and sprayed into the construction site. Although the shallow water facilitates this process, the islands are still very exposed to the currents and tidal movements of the sea. Rocks are used to hold the sand in place resulting in a large crescent (月状的)structure. This acts as a breakwater and protects the islands from the sea.<br>

The first two islands are in the shape of date palm trees and consist of a trunk and 17 frond, or leaves coming off the trunk. The first island, named Palm Jumeirah, has three five-star hotels in the trunk, and luxury homes in the leaves. It is astonishing that when these homes went on sale in 2004,they were all sold within three days.<br>

The second palm, Jebel All, was started in 2002 and is designed to be an entertainment centre. Six marinas (小游艇船坞 )are planned, with a water theme park, and homes built on stilts (桩柱 )in the water.<br>

The Palm Deira planned to be the largest of the three islands, with a length of 14 km and a width of 8.5 km, an area larger than the city of Paris. It will consist of residential properties, marinas,shopping malls, sports facilities, and clubs. These will be open to both residents and tourists.<br>

More artificial islands, the World Islands, are now being constructed near the Palm Jumeirah.<br>

They consist of 300 private islands grouped into the shape of the continents of the world and will be used for estates, private homes, community islands, and resorts.<br>

Unquestionably, these artificial islands are one of the wonders of the modem world. They will also maintain Dubai&39;s status as one of the leading tourist destinations in the region.<

Some Dutch engineers are experienced in reclaiming land from the sea. 查看材料

A.Right

B.Wrong

C.Not mentioned

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第6题

阅读材料,回答题。Man cannot go on increasing his number at the present rate. In the next 30

阅读材料,回答题。

Man cannot go on increasing his number at the present rate. In the next 30 years man will faca period of crisis. Some experts believe that there will be a widespread food___ 51 ____. Other experthink this is too pessimistic (悲观的), and that man can prevent things from___ 52 ____worse tha they are now. But remember that two thirds of the people in the world are under-nourished or stmving now.

One thing that man can do is to limit the___ 53 ____of babies born. The need for this is obvious but it is not easy to achieve. People have to be___ 54 ____to limit their families. In the countries of the population___ 55 ____, many people like big families. The parents think that this makes a bigger income for the family and ensures there will be someone in the family who will look___ 56 ____them in old age.

Several governments have___ 57 ____birth control policies in recent years. Among them are Japan, China, India and Egypt. In some cases the results have not been successful. Japan has been an___ 58____The Japanese adopted a birth control policy in 1921~3. People were___ 59 ____to limit their families. The birth rate fell from 34.3 per thousand per year to about 17.0 per year___ 60 ____ present.

________ 查看材料

A.Need

B.want

C.Absence

D.shortage

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第7题

阅读材料,回答题。Washington Irving was America’s first man of letters to beknown internatio

阅读材料,回答题。

Washington Irving was America’s first man of letters to beknown internationally. His works were received enthusiastically both in Englandand in the United States. He was, in fact; one of the most successful writersof his time in the country, and at the same time winning the admiration offellow writers like Scott in Britain and Poe and Hawthorne in the UnitedStates. The respect in which he was held partly owing to the man himself, withhis warm friendliness, his good sense, his urbanity, his gay spirits, hisartistic integrity, his love of both the Old World and the New. Thackeray describedIrving as "a gentleman, who, though himself born in no very high sphere, wasmost finished, polished, witty; socially the equal of the most refinedEuropeans. " In England be was granted an honorary degree from Oxford anunusual honor for a citizen of a young, uncultured nation and he received themedal of the Royal Society of Literature. America made him ambassador to Spain.

Irving’s background provides little to explain his literaryachievements. A gifted but delicate child, he had little schooling. He studiedlaw, but without zeal, and never did practice seriously. He was immune to hisslrict Presbyterian home environment, frequenting both social gatherings and thetheater.

The main point of the first paragraph is that WashingtonIrving was________ 查看材料

A.America’s first man of letters

B.a writer who had great success both in and outside his owncountry

C.a man who was able to move from literature to politics

D.a man whose personal charm enabled him to get by withbasically inferior work

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第8题

阅读材料,回答题。 Government Policies and EconomyWhile he was off on his l978 tour,Americ

阅读材料,回答题。

Government Policies and Economy

While he was off on his l978 tour,Americans were becoming disgusted with their lot as all“emerging second—class nation”,Wilson says.They began to see that incentives had to be restored to the economy.For instance,the capital gains tax was cut,an extraordinary turn—about.If it had been predicted before he went away in May,he would have said it was simply inconceivable as inconceivable as the prospect of Resorts going up1,000 percent.

This momentous transformation in the U.S.should soon bring about a huge bull market. In the l940s and l950s,the last time price earning multiples were at these low levels,the investing public expected that there would be another great postwar depression.Instead,aRer the beginning of l953 it became apparent that there would not be one,and price-earnings multiples got so low this time that investors felt that the country was drifting into socialism.That drift,however,may be reversing direction.

Wilson believes that the bankruptcy of New York City means the discrediting of big government,that as a result there will be less government,and that things in general will go much better.From l980’s depressed levels the market could rise to twenty times doubled earnings or almost fivefold in five to seven years.Wilson believes that he’ll be worth hundreds of millions of dollars before it’s over.

From paragraph l,we can infer that Resorts is__________. 查看材料

A.a company that involves many capital gains

B.a company that has little hope of rapid growth

C.a company that benefited from capital gains tax

D.a company that stimulates the economy

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第9题

阅读材料,回答题。 Intellectual Revolution Culture is activity of thought, and receptiven

阅读材料,回答题。

Intellectual Revolution

Culture is activity of thought, and receptiveness to beauty and humane feeling. Scraps of information have nothing to do with it. A merely well-informed man is the most useless51on God&39;s earth. What we should52at producing is men who possess both culture and expert knowledge in some special direction.Their expert knowledge will give them the ground to start53, and their culture will lead them as54as philosophy and as high as art. We have to remember that the valuable55development is self-development,and that it56takes place between the ages of sixteen and thirty. As to training, the most important part is given by mothers before the age of twelve.

In training a child to activity of thought, above all things we must beware of what I will call "inert ideas" -that is to say, ideas that are merely.57into the mind without being utilized, or tested, or thrown into fresh combinations. In the history of education, the most58phenomenon is that schools of learning, which at one epoch are alive with a craze for genius, in a59generation exhibit merely pedantry and routine. The reason is that they are overladen with inert ideas. Except at60intervals of intellectual motivation, education in the past has been radically 61with inert ideas. That is the reason why. 62clever women, who have seen much of the world, are in middle life so much the most cultured part of the community. They have been saved from this horrible63of inert ideas. Every intellectual revolution which has ever stirred humanity64 greatness has been a65protest against inert ideas.

请在第__(51)__处填上正确答案。 查看材料

A.bore

B.irony

C.snob

D.gut

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