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(sting) eyes dry coughs show that harmful chemicals fill the air.
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I hope you will be _____ higher spirits when we meet next time .
分离,分离的 v./a. s_____
The schoolsays the money will be used _____(buy) equipment for the school.
挫败,使灰心 v. f_____
Since Americans pay very high taxes, they often feel that they are working one day each week just___ their taxes.
值得的 a. w_____
本题共有三段短文,每段短文后面有三至四道小题,共计十道小题。每道小题都有四个选择项。找出你认为正确的答案,并把其字母填在题前的括号内。(20分)Passage 1Researchers have found that REM(rapid eye movement) sleep is important to human beings.Thistype of sleep generally occurs four or five times during one night of sleep,lasting five minutesto forty mimutes for each occurrence.The deeper a person's sleep becomes,the longer the periodsof rapid eye movement.There are physical changes in the body to show that a person has changed from NREM(non-rapid eye movement) to REM sleep.Breathing becomes faster,the heart rate increases,and,as the name implies,the eyes begin to move quickly.Accompanying these physical changes in the body is a very important characteristic of REM sleep.It is during REM sleep that a person dreams.Passage 2Eating habits change from generation to generation.Before scientists learned about vitamins and other constituents of food, such as proteins and carbohydrates(碳水化合物),people believed in eating large quantities of food and were not concerned so much about a balanced diet. A hearty eighteenth century meal could consist of as many as twenty courses and would probably knock out many of us today! The Romans were famous for their enormous feasts and insatiable appetites.In the year 2020 people's eating habits may be just as surprising but in a very different sort of way. With a world-wide growth in population, food production will become exclusively mechanical and scientific. There may well be an end to food as we know it today. Meals, as we know them may become a thing of the past. Food constituents and vitamins may be taken in the form of capsules(胶囊), tablets and pills. The thought of these highly artificial food constituents replacing present day foods may not be very attractive, but they may be the answer to food shortage and world famine.Passage 3Today we do not measure the speed of computer functions in minutes,or in seconds,or even in hundredths(1/100) or thousandths(1/1000) of seconds. We measure the speed of computers in billionthsof seconds. We call one billionth of a second a nansecond.Computers were not always so fast, of course. In fact, at one time, the human mind could perform calculations faster than a computer. Let us look briefly at the development of the computer. We will see that the Computer Revolution happened only when computers developed their incredible speed.In 1833, Charles Babbage built his "analytical engine", the first computing machine. His colleague, Augusta Ada, the Countess of Lovelace, continued Babbage's work. She became the first programmer in history. Fifty years later, Herman Hollerith designed a machine that counted automatically. This machine was used to count the number of people in the United States for the 1890 census. It used a system of punch cards. Hollerith's company,by the way, eventually became IBM(International Business Machines).The first large digital computer was built by IBM in 1944. It was called the Mark I. Then in 1947,IBM built the Mark II.Today we cannot imagine how slow these computers were,just as we cannot imagine how fast modern computers were, just as we cannot imagine how fast modern computers are. These computers needed one or two seconds to perform one calculation.In these same years, electronic computers developed.They were much faster than the huge, slow Mark I and Mark II. ENIAC is the name of the first all-electronic computer, built in 1944 and 1945. The world was amazed to learn the speed of this computer:5,000 additions per second,and 300 multiplications per second. Today we smile at these "slow" speeds.Then in 1960 the real"revolution" began with the introduction of integrated circuits. Today,thousands of transistor circuits can fit on one small silicon chip. As a result, we now measure the speed of computers in nanoseconds.
方式,流行样式 n. f_____
Reading Comprehension (30 points, 2 points for each)从下列每篇短文的问题后所给的四个选择题中选出一个最佳答案,并在答题卡上将相应的字母涂黑。Passage One Questions 21 to 25 are based on the following passage. The term “flying saucer” refers to strange objects traveling through the earth’s atmosphere at very high speeds. Thousands of people all over the world claim to have seen them. Some believe them to be spaceships from other planets. Others insist that they are a secret type of aircraft being built on earth. Many people maintain that they are only natural phenomena happening under special temperature, light, or weather conditions. All reports, however, agree that the strange objects move at extremely high speeds and fail to follow the laws of motion by reversing (逆转) direction instantly without slowing down. In the United States, the first flying saucers were reported on June 4, 1947, by a private plane pilot. He saw nine objects traveling in the sky. Each was disk-shaped and very bright. Because their movements were compared to those of a “saucer skimming across the water”, newspaper reporters called them “flying saucers”. Some weeks after the first reported sighting, the United States Air Force was given the job of investigating all the reports of flying saucers. Because of the confusing variety of shapes, sizes, and colors reported, the Air Force adopted the term Unidentified Flying Objects (UFO) to describe them. Since the Air Force officials began their investigation of flying saucers, they have identified most of the objects as stars, planes, man-made satellites, experimental missiles (导弹), or weather phenomena. Some of the UFO reports, including photographs, were deliberate (蓄意) tricks made to cheat people. All the research so far has failed to prove that UFOs are spaceships coming from outside the earth. Most investigators agree, however, that more study is needed before the question of whether or not flying saucers really exist can be answered. Passage Two Questions 26 to 30 are based on the following passage. The American educator Horace Mann once said:” as an apple is not in any proper sense an apple until it is ripe, so a human being is not in any proper sense a human being until he is educated.” Education is the process through which man attempts to pass on to his children his hard-won wisdom and his ideals of a better world. This process begins shortly after birth, as parents seek to train the infant to behave as his culture demands. Schooling, or formal education, consists of experiences that are carefully planned to help young people learn what adults consider important for them to know and how they should respond to choices. While almost everyone accepts the goal of developing skills in the three R’s --- reading, writing and arithmetic --- it often seems impossible to reach agreement on any goal beyond that. In the broadest terms, the conflict over educational goals can be viewed as a conflict between two groups of people --- conservatives and liberals (自由派). The conservatives tend to identify a desirable education with the transmission of the cultural knowledge, offering courses featuring the three R’s at the elementary level and academic (普通文化课的) studies or strong vocational (职业的) or business courses in the secondary school. They stress training of the mind and development of abilities. The liberals tend to be interested in the development of the “whole child,” not merely in training his mind or in preparing him for adult life in a remote future. They emphasize rich, meaningful school living in the present, and they view subject matter as a resource for total human development rather than as a goal in itself. They believe that content should be acquired not for its own sake but as a means of encouraging thought and inquiry. Passage Three Questions 31 to 35 are based on the following passage. It has been a wide-spread belief that the American family is dying. But a new study reveals that the American family is stronger than ever. This study affords surprising evidence of the persistence of American commitments to family life. The American family is changing, not dying. It is becoming smaller, men and women are becoming more equal, and the divorce rate is higher. But despite the high divorce rate, marriage has never been more popular. The majority of divorced people remarry but only 2% marry more than twice. Most marriages last a long time, and a large proportion of divorces are from teenage marriages. Depending on the specific situation, there’s often good reason for teenage marriages to break up. There is no evidence that children receive less attention from mothers who work outside the home than from mothers working inside the home. So far the amount of educational or development time hasn’t varied very much, whether or not the mother works outside the home. In fact, working mothers try to make up for it by setting aside time only for their children. The study shows that television is by far the most significant new child-care arrangement of this century. The most important activity for children up to age 14 is watching television. School is the second most time-consuming activity for children. They spend and average of about 19 hours a week in school. A larger proportion of children go to school now than ever before, and they stay in school longer. Another big change is that the proportion of very young children in day-care centers (日托站) has almost doubled in recent years. Compared with these two dramatic changes in child activity, the changes caused by mothers working outside the home appear very small.
_____ my mother couldn’t come back on time, I had to turn to Mary for help.
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