专四听力50篇答案.docx

1、专四听力50篇答案专四听力50篇答案 Popular Pastime of the English PeopleOne of the best means of understanding the people of any nation is watching what the do with their non-working time.Most English men, women and children love growing things, especially flowers. Visitors to England in spring, summer or autumn ar

2、e likely to see gardens all they way along the railway lines. There are flowers at the airports and flowers in factory grounds, as well as in gardens along the roads. Each English town has at least one park with beautifully kept flower beds. Public buildings of every kind have brilliant window boxes

3、 and sometimes baskets of flowers are hanging on them.But what the English enjoy most is growing things themselves. If it is impossible to have a garden, then a window box or something growing in a pot will do. Looking at each others gardens is a popular pastime with the English.4. British and Ameri

4、can Police OfficersReal policemen, both in Britain and the ., hardly recognize any common points between their lives and what they se on TVif they ever get home in time. Some things are almost the same, of course, but the policemen do not think much of them much of them. The first difference is that

5、 a policemans real life deals with the law. Most of what he learns is the law. He has to know actually what actions are against the law and what facts can be used to prove them in court. He has to know nearly as much law as a lawyer, and whats more, he has to put it into practice on his feet, in the

6、 dark and, running down a narrow street after someone he wants to talk to.Little of his time is spent in talking with beautiful girls or in bravely facing cruel criminals. He will spend most of his working life arranging millions of words on thousands of forms about hundreds of sad, ordinary people

7、who are guilty- or not of stupid, unimportant crimes.Useful Words and Expressions:1. think much of 重视，尊重2. in court 在法庭上3. criminal 罪犯，犯罪者4. guilty 犯罪的，有罪的5. Living SpaceHow much living space does a person need What happens when his space needs are not met Scientists are doing experiments on rats to

8、 try to determine the effects of overcrowded conditions on man. Recent studies have shown that the behavior of rats is greatly affected by space. If rats have enough living space, they eat well, sleep well and produce their young well. But if their living conditions become too crowded, their behavio

9、r and even their health change obviously. They can not sleep and eat well, and signs of fear and worry become clear. The more crowded they are, and more they tend to bite each other and even kill each other. Thus, for rats, populations and violence are directly related. Is this a natural law for hum

10、an society as well Is enough space not only satisfactory, but necessary for human survival These are interesting questions.6. The United NationsIn 1945, representatives of 50 nations met to plan this organization. It was called the United Nations. After the war, many more nations joined.There are tw

11、o major parts of the United Nations. One is called the General Assembly. In the General Assembly, every member nation is represented and has an equal vote.The second part is called the Security Council. It has representatives of just 15 nations. Five nations are permanent members: the United States,

12、 Russia, France, Britain, and China. The 10 other members are elected every two years by the General Assembly.The major job of the Security Council is to keep peace in the world. If necessary, it can send troops from member nations to try to stop little wars before they turn into big ones.It is hard

13、 to get the nations of the Security Council to agree on when this is necessary. But they did vote to try to stop wars.Useful Words and Expressions:1. representative 代表2. General Assembly 联合国大会3. permanent 永久的，持久的4. Security Council 联合国安全理事会7. PlasticWe use plastic wrap to protect our foods. We put o

14、ur garbage in plastic bags or plastic cans. We sit on plastic chairs, play with plastic toys, drink from plastic cups, and wash our hair with shampoo from plastic bottles!Plastic does not grow in nature. It is made by mixing certain things together. We call it a produced or manufactured material. Pl

15、astic was first made in the 1860s from plants, such as wood and cotton. That plastic was soft and burned easily.The first modern plastics were made in the 1930s. Most clear plastic starts out as thick, black oil. That plastic coating inside a pan begins as natural gas.Over the years, hundreds of dif

16、ferent plastics have been developed. Some are hard and strong. Some are soft and bendable. Some are clear. Some are many-colored. There is a plastic for almost every need. Scientists continue to experiment with plastics. They hope to find even ways to use them!10. Private CarsWith the increase in th

17、e general standard of living, some ordinary Chinese families begin to afford a car. Yet opinions of the development of a private car vary from person to person.It gives a much greater degree of comfort and mobility. The owner of a car is no longer forced to reply on public transport, and hence no ir

18、ritation caused by waiting for buses or taxis. However, others strongly object to developing private cars. They maintain that as more and more cars are produced and run in the street, a large volume of poisonous gas will be given off, polluting the atmosphere and causing actual harm to the health of

19、 people.Whether private cars should be developed in Chicago is a difficult question to answer, yet the desire for the comfort and independence a private car can bring will not be eliminated. 12. A Young Mans PromiseOne day, a young man was writing a letter to his girlfriend who lived just a few mile

20、s away in a nearby town. He was telling her how much he loved her and how wonderful he thought she was. The more he wrote the more poetic he became. Finally he said that in order to be with her, he would suffer the greatest difficulties, he would face the greatest dangers that anyone couldnt imagine

21、. In fact, to spend only one minute with her, he would swim across the widest river, he would enter the deepest forest, and he would fight against the fiercest animals with his bare hands.He finished the letter, signed his name and then suddenly remembered that he had forgotten to mention something

22、quite important. So, in a postscript below his name, he added:“By the wThat Isnt Our Fault. and Mrs. Williams got married when he was twenty-three, and she was twenty. Twenty-five years later, they had a big party, and a photographer came and took some photographs of them.Then the photographer gave

23、Mrs. Williams a card and said, “Theyll be ready next Wednesday. You can get them from studio.”“No,” Mrs. Williams said, “please send them to us.”The photographs arrived a week later, but Mrs. Williams was not happy when she saw them. She got into her car and drove to the photographers studio. She we

24、nt inside and said angrily, “You took some photographs of me and my husband last week, but Im not going to pay for them.”“Oh, why not” the photographer asked.“Because my husband looks like a monkey,” Mrs. Williams said.“Well,” the photographer answered, “that isnt our fault. Why didnt you think of t

25、hat before you married him”ay, Ill be over to see you on Wednesday night, if it doesnt rain.”17. Living Things ReactYou and all organisms live an environment. An environment is made up of everything that surrounds an organism. It can include the air, the water, the soil, and even other organisms.An

26、organism responds to changes in its environment. When an organism responds to a change, it reacts in certain ways. All living things respond in some way.Have you ever noticed how plants and insects respond to light Plants bend toward light. Insects fly toward light.Living things also respond in othe

27、r ways. The leaves on some trees respond to a change in season. In autumn, they change colors and then fall off the branches Animals also respond to a change in season. Squirrels save nuts for the winter. Bears sleep through the winter in a cave.You respond to your environment in many ways, too. You

28、 may shiver if you are cold. What other ways do you respond to changes in your environment18. Flowering PlantsWhat are the parts of a flowerFlowers can have male parts and female parts. The female parts make eggs that become seeds. The male parts make pollen. Pollen is a powdery material that is nee

29、ded by the eggs to make seeds. To make seeds, pollen and eggs must come together. The wind, insects, and birds bring pollen to eggs. Many animals love flowers bright colors. They also like a sugary liquid in flowers. This is called nectar. While they drink nectar, pollen rubs off on their bodies. As

30、 they move, some of this pollen gets delivered to the female flower parts.Over time, the female parts turn into fruits that contain seeds. Animals often eat the fruits and the seeds pass through their bodies as waste. The animals do no know they are working for the plants by planting seeds as they t

31、ravel to different places!Useful words and Expressions:1. flowering 开花的2. pollen 花粉3. powdery 粉状的4. sugar 含糖的，甜的5. nectar花蜜，甘露19. Finding the Direction and LocationHow can you tell which direction By day, look for the Sun. It is in the east in the morning and the west in the afternoon. At night, use

32、 the Big Dipper to help you find the North Star. It would be better to bring a compass because its needle always points north.How do you know how far you have gone You could count every step. Each step is about two feet. Youd better wear a pedometer which is a tool that counts steps. If you know where you started, which direction you are heading, and how far you have gone, you can use a good map to figure out exactly where you are.Today there is a new way for travelers to figure out where they are. It is the GPS. It has 24 satellit