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题型:阅读理解 题类:常考题 难易度:普通

山东省烟台市2017-2018学年高二下学期英语期末考试试卷(音频暂未更新)

阅读理解

    There are a lot of reasons why people calling 911 might not be able to tell operators which floor they're on in a high-rise building. They could be injured or simply confused. Yet precious minutes are wasted when emergency personnel have to search a building to find a person in need. With a new app called Sensory, emergency responders soon may be able to use a caller's smartphone to locate his exact position in a building.

    Columbia University researchers William Falcon and Henning Schulzrinne created Sensory using a two-step process. First, they used all existing smartphone features that help narrow down a caller's location. All iPhones produced after 2014 already include GPS and altimeter(测高仪) that can help emergency responders determine if a person is outdoors or inside a building. But when it comes to tall buildings, just knowing a person's altitude may not be enough,because the distance between floors changes from one building to another.

    So Falcon and Schulzrinne analysed the plans of figuring out the average distance between floors in residential(住宅的)buildings and office buildings among more than 1000 buildings in New York City. They tested their app in 63 experiments in five high-rise buildings and found that it could find a caller's location within two floors with about a 91 percent accuracy.

    In a survey conducted by Find Me 911 this year, dispatchers(调度员)said that they regularly received calls from people in need who often couldn't share their location. They sometimes accidentally give the wrong address or floor number. Some callers are too young to know their address. Dispatchers also received calls from those who are deaf or have hearing problems and they often couldn't hear the operator's questions.

    The new Sensory app could help shave precious minutes off the time it takes first responders to get to those calling for help. And it could make the difference between life and death.

(1)、The new app Sensory can be used to         .
A、provide emergency measures B、speed the connection to 911 C、locate emergency callers accurately D、improve the function of smartphones
(2)、What can the Sensory's first step help emergency responders do?
A、Make use of a smartphone's sensors. B、Detect whether a caller is indoors. C、Combine GPS and signal strength. D、Help callers speak clearly and accurately.
(3)、What does Paragraph 4 really want to tell us?
A、The reasons for failing to get exact location. B、The basic information about emergencies. C、The potential danger of failing to rescue. D、The different kinds of emergency callers.
(4)、What is the author's attitude to the new app?
A、Skeptical. B、Supportive. C、Unconcerned. D、Opposed.
举一反三
根据短文理解,选择正确答案。

    A long-term American study shows the importance of early education for poor children. The study is known as the Abecedarian Project. It involved more than one-hundred young children from poor families in North Carolina.

    Half of the children attended an all-day program at a high-quality child-care center. The center offered educational, health and social programs. Children took part in games and activities to increase their thinking and language skills and social and emotional development. The program also included health foods for the children.

    The children attended the program from when they were a few weeks old until the age of five years. The other group of children did not attend the child-care center. After the age of five, both groups attended public school.

    Researchers compared the two groups of children. When they were babies, both groups had similar results in tests for mental and physical skills. However, from the age of eighteen months, the children in the educational child-care program did much better in tests.

    The researchers tested the children again when they were twelve and fifteen years old. The tests found that the children who had been in the child-care center continued to have higher average test results. These children did much better on tests of reading and mathematics.

    A few years ago, organizers of the Abecedarian Project tested the students again. At the time, each student was twenty-one years old. They were tested for thinking and educational ability, employment, parenting and social skills. The researchers found that the young adults who had the early education still did better in reading and mathematics tests. They were more than two times as likely to be attending college or to have completed college. In addition, the children who received early education were older on average, when their first child was born.

    The study offers more evidence that learning during the first months and years of life is important for all later development.

    The researchers of the Abecedarian Project believe their study shows a need for lawmakers to spend money on public early education. They believe these kinds of programs could reduce the number of children who do not complete school and are unemployed.

阅读理解

    I came to study in the United States a year ago .Yet I did not know the real American society until I was injured in a car accident because after the accident I had to see a doctor and go to court.

    After the accident, my roommate called a doctor for me. I was very grateful and determined to repay him one day. But the next day, he asked me to pay him $200 for what he had done. I was astonished. He had good reason to charge me, he said. And if I wanted to collect money from the person who was responsible for my injury, I'd have to have a good lawyer. And only a good doctor can help me get a good lawyer .Now that he had helped me find a good doctor, it was only fair that I should pay him.

    But every day I went to see the doctor, I had to wait about 50 minutes. He would see two or three patients at the same time, and often stop treating one so as to see another. Yet he charged me $115 each time .The final examination report consisted of ten lines, and it cost me $215.

    My lawyer was all smiles the first time we met. But after that he avoided seeing me at all. He knew very well the other party was responsible for the accident, yet he hardly did anything. He simply waited to collect his money. He was so irresponsible that I decided to dismiss him. And he made me pay him $770.

    Now I had to act as my own lawyer. Due to my inexperience, I told the insurance company the date I was leaving America. Knowing that, they played for time...and I left without getting a cent.

阅读理解

    Which kind of diamond is better for the environment and the world we live in: a diamond from a traditional mine or one made in a laboratory?

    Some recent reports suggest the answer may not be so clear. At the very least, these reports provide evidence of tensions between two different sectors of the diamond industry.

    Lab -grown diamond companies say they are more ethical and cause less harm to Earth's environment. The traditional diamond sector notes that its businesses help the communities where they operate mines. It says they provide jobs, help build roads and other infrastructure and make investments in conservation.

    Some companies, such as De Beers, work on both sides. De Beers sells natural and man-made diamonds. In the United States, the Federal Trade Commission(FTC) investigates reports of deceptive, or misleading, advertising. In April, the commission sent warning letters to eight lab-grown diamond companies. One of the FTC's concerns was the use of the word 'eco-friendly', and similar terms, to describe diamonds made in a laboratory. The lab-grown process requires very high temperatures and uses a lot of energy. Trucost is a company that estimates the costs of using natural resources. Asked by the Diamond Producers Association to study the issue, Trucost found the carbon intensity of natural diamonds was lower than lab-grown diamonds.

    The Trucost report did note that diamond miners should reduce their effect on the environment by using more renewable energy, such as wind power and sunlight.

阅读理解

London Underground

    The world's first subway was built in London in 1863. At the time, the government was looking for a way to reduce traffic problems in the city of London. The poor areas of the city were so crowded with people that it was almost impossible for horse carriages to get through. The city officials were interested in trying to make it possible for workers to live outside of London and travel easily to work each day. If people had a cheap and convenient way that they could depend on to go to and from work, they would relocate their homes outside of the city. This would help ease(减轻) the pressure of too many people living in the poor parts of London. From these problems, the idea of the London Underground, the first subway system, was born.

    The plans for building the Underground met with several problems and delays, but the fast track was finally opened in January 1863. A steam train pulled the cars along the fast underground track which was 6 kilometers (3.7 miles) long. About 30,000 people got on the subway the first day. Riders were treated to comfortable seats (standing up while the train was moving was not allowed), and pleasant decorations inside each of the cars. However, the smoke from the engine soon filled the air in the tunnels with ash and soot(煤灰), as well as chemical gases. Fans had to be put in the tunnels later to keep the air clean enough for people to breathe. Even with its problems, riding in the Underground did catch on. It carried 9 million riders in its first year.

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