听力课堂听力练习.doc

练习一In 1929, the bills started to come in. American industry had produced too many goods. _. So factories had to cut down on their production. Many workers lost their jobs. Investors tried to get their money back. But businesses did not have enough money to pay them. _. But the investors could not pay, either. Too many people owed money. And few of them could pay their bills. During the next few years, business got worse and worse. By 1932, banks all over the country were closing.People without money could not buy goods. So more businesses closed. More and more people lost their jobs. _. Millions more were earning barely enough to live on. The country was in a great depression they had never experienced before.Useful Words and Expressions:bill 帐单，票据foot the bill付账，负责cut down on 减少depression 沮丧，萧条Great Depression大萧条答案：(1)Americans could not afford to buy all of them. (2)Banks tried to get their money back from investors(3) By 1932, more than 12 million Americans were jobless练习二You can see them in every airport in the world. They are businessmen and women who have to travel for their work.When they first applied for the job, _. Now they have to sit in airport lounges, tired and uncomfortable in their smart clothes, listening to the loudspeaker announce “The fight of Tokyo, or Berlin, or New York is delayed for another two hours.” Some people say to me, “How lucky you are to be able to travel abroad in your work! _!” They think that my job is like a continual holiday. It is not.There are advantages, of course, and I do thin I am lucky, but only _. 答案：(1) they may have thought of good food and hotels, huge expense accounts and fashionable cities(2)You can go sightseeing without paying any money by yourself(3)because I can go to places I would never visit if I was a tourist练习三We are all usually very careful when we buy something for the house. Why? Because we have to live with it for a long time. _. We buy new curtains in order to match the newly decorated room, so they must be the right color. _or we buy new furnitureand so on. It is an endless business.Rich or poor, we take time to furnish a room. Perhaps some people buy furniture in order to impress their friends. But most of us just want to enjoy our surroundings. We want to live as comfortably as we can afford to. We spend a large part of our lives at home. _.答案：(1)We paint a room to make it brighter, so we choose the colors carefully.(2)We move the furniture round so as to make more space(3)We want to make a small corner in the world which we can recognize as our own练习四December 7, 1941 was one of the worst days in American history. Nearly all Americans who are old enough to remember that day can still remember what they were doing at the moment they heard “the news”. _!Shortly before 2:00 P.M., a radio dispatch came into Washington from Honolulu, Hawaii. “Air Raid, Pearl Harbor This is no drill.” _. They first destroyed planes on the ground. Then they bombed the ships in the harbor.No one had expected the attack. So no one was prepared for it. And it did not take long for Japanese to do their damage. When the smoke cleared, the Navy counted its losses. Eighteen ships had been sunk or badly damaged. Nearly 150 planes had been destroyed. _.Useful Words and Expressions:dispatch 派遣，急件air raid 空袭drill 军事训练，操练Pearl Harbor 珍珠港答案：(1)The news was that America had been attacked(2)Japanese planes had begun an attack on the largest American military base in the Pacific(3)More than 2,400 Americans had been killed and more than 1,200 wounded练习五Getting a flu shot can help prevent influenza. But now, a large study in Britain indicates that older adults who get an annual flu vaccination are less likely to suffer a heart attack. _, age 40 and older. Researcher Niroshan Siriwardena of Britains University of Lincoln led the study.Our research suggests that flu shots are associated with a reduction in relative risk of heart attack in adults by about 19%. _. The results were mathematically adjusted to reflect the fact that _ are more likely to get a flu shot.答案：(1)The study involved more than 78,000 people(2)The reduction was even higher, 21%, for people who got their vaccination early in the flu season(3)people who are at higher risk for heart attack in the first place练习六(1)_.Many feared that radio as a quick and easy means of keeping people informed would take the place of the newspaper industry.Others hoped that the brief newscast heard on the radio would make the listeners interested in the story so they would buy the newspaper to get more information.This second idea turned out to be closer to the truth.Radio and newspapers actually supported each other.In most cases, when one new media comes out,it will weaken the function of the former one.Take television and movies for example,with the popularization of TV, the movie industry suffered greatly.(2)_.Likewise, when a football game was shown on TV,the stands were often empty because fans chose to watch the game at home.Many people believe that watching a game through TV will make them better observe the whole situation.Internet is very popular for the time being,will it affect the newspaper or TV industry greatly?In general, perhaps the answer is yes.(3)_.However, reading newspaper and watching TV have their advantages, which can not be replaced.All the media types will coexist and have impact on each other.答案：(1)With the introduction of radio, newspaper publishers wondered how broadcasting would affect them.(2)Movie attendance dropped when audience members chose to stay at home and be entertained.(3)Many people wont buy newspapers for they can read news and watch programs online.练习七After a year circling the moon with a diverse array of instruments, LRO has revealed detailed images far different from the ones Brown University geology professor Jim Head used when he worked in the Apollo program, _. Brown says the lunar maps back then were based on images with lower resolution and limited viewing angles, which meant that deciding where astronauts could land involved a fair amount of guesswork.But what we have here with the LOLA instrument is in fact the ability to create topographic maps that actually look like images. _which weve combined together to create these global topographic 地质的 maps and they give us an even portrayal of the topography, _.答案：(1)which sent the first men to the moon in 1968(2)So we have over 2,500,000,000 shots of laser data (3)largely composed of impact craters over the whole surface of the moon练习八This is a glimpse of what the future may look like.The goal is to have a very affordable, very economical to operate, but still a very dependable vehicle.This car built by Ron Cerven and his Li-ion Motors team is one of 136 vehicles from around the world that _. The objective: design a car that is fuel-efficient, safe, environmentally friendly and affordable. Brad Jaeger of the team Edison II: _and get good fuel mileage, it has to be cheap.After going through rigorous testing, the competitors were narrowed down to a few showcased in Washington. The top 3 cars share the big prize. Ron Cerven says its hard to believe his team won the prize. _. I just dont think you can do it. I think itll take longer than to really kind of get the feel for what we did here.答案：(1)competed for the $10,000,000 prize(2)To have an impact on the world, the car not only has to get, to be more efficient (3)Its 2 years worth of work summed up in a day练习九In this group exercise class at one of the Washington Sports Clubs locations in Washington D.C., riders spin their bikes faster and faster following the instructors command.Jillian Cooney, who has been a member of this sports club for 4 years, enjoys the spinning class. But these days, she says, the group exercise is a little different._. I would necessarily say its more difficult, more challenging. I challenge myself more with these levels than when I use the resistance.The sports clubs stationary cycles were recently retrofitted with so-called Green Revolution technology, which turns every bike into an electrical generator. _.Mike Curnyn is with the Green Revolution, a company based in the eastern U.S. state of Connecticut. We put a generator on each bike in the group cycling studio so while the fitness enthusiasts are getting their workout, their energy is being captured and being converted to clean electricity _.答案：(1)I think it was more challenging(2)The technology allows riders to generate power with every turn of the pedals(3)thats being used to help power the health club练习十This year marks the first time in their 50-year franchise history the Texas Rangers have made it to the so-called Fall Classic. Since their inception as a replacement for the Washington Senators in 1961 - before moving to Texas 10 years later - the Rangers had never even won a playoff series until this year. Now after winning 2 playoff rounds this month _ to be appearing in their first World Series.For the Giants, it has been 56 years since they won their last World Series title in 1954, and that was when the franchise was based in New York, until moving across the country to San Francisco in 1958. _, behind the Cleveland Indians 62 years and the Chicago Cubs, who have not won Major League Baseballs annual championship since 1908. Neither team has had an easy path through the playoffs. Texas defeated the Tampa Bay Rays 3-2 in their best-of-5 game divisional series, while San Francisco needed 4 games to get past the Atlanta Braves. In the best-of-7 League Championship Series, both teams needed 6 games to advance. The Rangers beat the defending World Series champion New York Yankees, while the Giants took the National League crown away from the reigning champion Philadelphia Phillies. Giants outfielder Aaron Rowand says their pitching made the difference. Our pitching staff, in the bullpen, our starters, everybody did an unbelievable job. For them to do that and keep this team down and _.答案： (1)they will become the 4th team in the past 6 seasons(2)That is the 3rd longest wait in the sports history(3)give us the opportunity to win some games is unbelievable练习十一In his new book Water: the Epic Struggle for Wealth, Power and Civilization, Solomon tells a story of transformative inventions like the waterwheel, irrigation, the steam engine and hydro-electric power. Solomon says some of these innovations are actually _.There are now 45,000 such multipurpose dams around the world, half of them, by the way, in China. _, because the Green Revolution was not just a matter of hybridization of cropping and fertilization, but needed massive amounts of water.Water use grew twice as fast as world population in the 20th century, Solomon says, but today our ability to exploit water can no longer match the demand. We simply dont have enough water to do the economic things that we need to do with it or want to do with it for 6,500,000,000, much less than 9,000,000,000 that we are becoming.According to the United Nations, 1,000,000,000 people around the world lack access to safe drinking water and 2,500,000,000 people lack adequate sanitation. _. Solomon says he saw this inequity clearly during his 2004 visit to a rural village in southeastern Kenya, where hed gone as a volunteer to help build a simple mud dam.答案：(1)at the root of todays worsening water scarcity problems(2)But they were one of the great facilitators of the Green Revolution(3)Poorer nations are the hardest hit, with enormous gap between the haves and have-nots练习十二答案（1)who records everything that is happening around us(2)but it could be communications equipment(3)Seen against a background of modern computer technologies练习十三The international spy museum is no more than 10 kilometers from where 3 of the Russian agents lived just outside Washington. And near the entrance to the exhibit are photos of uncovered Soviet spies. In a separate room is _.This is a car from a James Bond movie. On a normal day, this would be a hit of the exhibit, as would the pistol made to look like a lipstick and a lethal umbrella. But on this day, in light of the spy scandal, perhaps the most popular display is_. It contains a hidden message. Historian Mark Stawt says this method of passing on data was used by the recently deported Russian agents.In this particular case, we have a purchase order. And then, underneath it, we have a secret message hidden, which comes out under ultraviolet light. _. Its been around for centuries and the Russians used it in this recent case. 答案：(1)what is called the Spy School(2)this unremarkable piece of paper(3)There are many different ways of doing this, but this is a very traditional technique练习十四听力原文Next year will mark the 110th anniversary of a U.S. government agency that is unknown to most Americans. Yet its work affects their everyday lives in countless ways.Generations knew the agency as the National Bureau of Standards. When it was founded in 1901, _, and the nation used a variety of standards to measure length, weight, and mass. There were something like 30 different ways to measure quantities of liquid, for instance.The agency is now known as NIST - the National Institute of Standards and Technology. The Washington Post newspaper calls its headquar