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The United States government wants to know what the public thinks about its findings on the safety of cloned animals.
The Food and Drug Administration says meat and milk from clones of adult cattle, pigs and goats are safe to eat.An FDA official called them “as safe to eat as the food we eat every day.” And when those clones reproduce sexually, the agency says, their offspring(后代)are safe to eat as well.But research on cloned sheep is limited.So the FDA proposes that sheep clones not be used for human food.
The United States this year could become the first country to agree to the sale of foods from cloned animals.First, however, the public will have ninety days to comment on three suggested documents.On December 28th the FDA released a long report, called a draft risk assessment, along with two policy documents.
The agency says it must receive comments by April second.The FDA seemed ready to act several years ago, but a committee called for more research.
For now, the government will continue to ask producers to honor a request that they not sell foods from cloned animals.
Clones are still rare.They cost a lot and are difficult to produce.
The FDA says most food from cloning is expected to come not from clones themselves, but from their sexually reproduced offspring.It says clones are expected to be used mostly as breeding animals to spread good qualities.
Public opinion studies show most Americans do not like the idea of food from cloned animals.But this research also shows the public knows little about cloning.
Cloning differs from genetic engineering.A cell taken from a so-called donor animal is grown into an embryo(胚胎) in the laboratory.Next, the embryo is placed into the uterus(子宫) of a female animal.If the process is successful, the pregnancy reaches full term and a genetic copy of the donor animal is born.
60.What’s the main purpose of the passage?
A.To tell a interesting story. B.To give some advice on foods.
C.To give a report. D.To compare different opinions.
61.Who believe that foods from cloning are safe to eat?__________
A.Most Americans B.An advisory committee
C.Critics D.The FDA
62.It can be inferred from the last paragraph that_____.
A.cloning has much in common with genetic
B.not every cell taken from a donor animal can grow into a genetic copy
C.the donor animal should be a female one
D.cloned animals grow faster than normal ones
63.Which of the following is true about foods from cloning?_______________
A.They come from the sexually reproduced offspring of cloned animals.
B.The food from first-generation cloned animals is very expensive.
C.Only FDA has the right to sell the food.
D.They will be sold mixed with those from naturally bred animals.
查看习题详情和答案>>Limit the use of private cars, improve public transport and encourage the use of bicycles to control traffic congestion(拥挤) during the 2008 Olympics, experts from foreign countries advised Beijing on Friday.
Professor Nigel Wilson, of the civil and environmental engineering department of Massachusetts Institute of Technology, said he was "supportive to the limiting of private cars during the Olympic Games", saying that in foreign countries, the method is also adopted during big events, but he was unsure about the approach.
The government planned to keep an average of more than one million cars off the roads to improve traffic flow during the Olympics, said Liu Xiaoming, deputy director of the Beijing Traffic Committee, at the China Planning Network First Urban Transportation Congress.
Sharing Wilson's view, Dr. Yoshitsugu Hayashi, dean of the Graduate School of Environmental Studies of Nagoya University, believed the reduction in car use should be achieved not by banning, but through incentives.
"Drivers who don't use their private cars could be given points," he said, "and the points could be exchanged for goods from online shopping."
Wetzel stressed limiting the use of company cars. "Governmental officials should also be encouraged to use public transportation or ride bicycles," he said, adding that he himself is a bicycle-rider in London.
Matthew Martimo, director of Traffic Engineering with Citilabs, said the bicycle was China's advantage. "Limiting private cars is an idea worth trying but it is just a temporary solution," he said. "The real cause of congestion is high density of people in Beijing and many have cars."
Beijing, with a population of 15 million, is home to more than three million automobiles, and the number is rising by 1,000 a day.
Professor Wilson said the Olympic Games was a great opportunity for Beijing to think about traffic problems and develop transportation, adding that the city had already been making public transport more efficient. Beijing has promised to stretch its 114-kilometer city railway to 200 kilometers before the opening of the Olympic Games.
“We are looking forward to borrowing Beijing's experiences and drawing from its lessons in preparation for the 2012 Olympics,” said Wetzel.
51. The underlined word incentives in paragraph 4 means_______.
A. something that encourages people to try B. online shopping
C. points could be exchanged for goods D. award
52.It can be seen from the passage that ______.
A. the government planned to forbid over 1 million cars to run on the roads during the Olympics.
B. banning private cars is the best way to solve traffic congestion in Beijing
C. Beijing now has 200 kilometers of city railway
D. the use of company cars will not be limited
53. Why did Wetzel stress “ he himself is a bicycle-rider in London”?
A. To limit the use of company cars.
B. To encourage governmental officials to use public transportation or ride bicycles.
C. To show that riding bicycles is good for health.
D. To show that he loves riding bicycles.
54. Which of the following may be the reason for the traffic congestion in Beijing?
A. The 2008 Beijing Olympic games.
B. The number of cars in Beijing is rising by 1,000 a day.
C. The large population in Beijing and the large number of cars.
D. Public transport in Beijing is not efficient.
55. The purpose of the passage is ________.
A. to limit the use of private cars, improve public transport
B. to encourage the use of bicycles to control traffic congestion during the 2008 Olympics
C. to borrow Beijing's experiences and draw from its lessons in preparation for the 2012 Olympics
D. to tell the advice given by foreign experts on traffic congestion during 2008 Beijing Olympics
查看习题详情和答案>>There were smiling children all the way. Clearly they knew at what time the train passed their homes and they made it their business to stand along the railway, wave to complete strangers and cheer them up as they rushed towards Penang. Often whole families stood outside their homes and waved and smiled as if those on the trains were their favorite relatives. This is the simple village people of Malaysia. I was moved.
I had always traveled to Malaysia by plane or car, so this was the first time I was on a train. I did not particularly relish the long train journey and had brought along a dozen magazines to read and reread. I looked about the train. There was not one familiar face. I sighed and sat down to read my Economics.
It was not long before the train was across the Causeway and in Malaysia. Johore Baru was just another city like Singapore, so I was tired of looking at the crowds of people as they hurried past. As we went beyond the city, I watched the straight rows of rubber trees and miles and miles of green. Then the first village came into sight. Immediately I came alive; I decided to wave back.
From then on my journey became interesting. I threw my magazines into the waste basket and decided to join in Malaysian life. Then everything came alive. The mountains seemed to speak to me. Even the trees were smiling. I stared at everything as if I was looking at it for the first time.
The day passed fast and I even forgot to have my lunch until I felt hungry. I looked at my watch and was surprised that it was 3:00 pm. Soon the train pulled up at Butterworth. I looked at the people all around me. They all looked beautiful. When my uncle arrived with a smile, I threw my arms around him to give him a warm hug (拥抱). I had never done this before. He seemed surprised and then his weather-beaten face warmed up with a huge smile. We walked arm in arm to his car.
I looked forward to the return journey.
The author expected the train trip to be________ .
A. adventurous B. pleasant C. exciting D. dull
What did the author remember most fondly of her train trip?
A. The friendly country people. B. The mountains along the way.
C. The crowds of people in the streets. D. The simple lunch served on the train.
Which of the following words can best take the place of the word "relish" in the second paragraph?
A. choose B. enjoy C. prepare for D. carry on
Where was the writer going?
A. Johore Baru B. The Causeway. C. Butterworth D. Singapore
What can we learn from the story?
A. Comfort in traveling by train. B. Pleasure of living in the country.
C. Reading gives people delight. D. Smiles brighten people up.
查看习题详情和答案>>When you are in another country, it is important to know the language, but it is equally important to know how to communicate nonverbally(非语言地), before saying anything by making gestures. According to a pioneer in nonverbal communication, only 30 to 35 percent of our communication is verbal. When people don't know the language, the most common way to communicate is through gestures. However, many gestures have different meanings, or no meaning at all, in different parts of the world.
In the United States, for example, nodding your head up and down means “yes”. In some parts of Greece and Turkey, however, this motion can mean “no”. In Southeast Asia, nodding your head is a polite way of saying “I've heard you”.
In ancient Rome, when the emperor wanted to spare someone's life, he would put his thumb up. Today in the United States, when someone puts his / her thumb up, it means “Everything is all right”. However, in Sardinia and Greece, the gesture is insulting and should not be used there.
In the United States, raising your clasped hands above your head means “I’m the champion” or “I’m the winner”. It is the sign prizefighters make when they win a fight. When a leading Russian statesman(政治家) made this gesture after a White House meeting, Americans misunderstood and thought he meant he was a winner. In Russia, however, it is a sign of friendship.
In the United States, holding your hand up with the thumb and index finger in a circle and the other three fingers spread out means “Everything is O.K.” and is frequently used by astronauts and politicians. In France and Belgium, it can mean “You’re worth nothing.”
There are other nonverbal signals that people should be aware of when they go to another country, such as the distance to maintain between speakers. Americans usually feel comfortable when speaking with someone if the distance between them is about eighteen inches to arm’s length. Anything closer makes them feel uncomfortable.
When talking to Americans, it is also important to make eye contact. If you look down when talking to an American, he / she may feel that you are embarrassed, afraid, or trying to hide something.
In addition to knowing how to communicate nonverbally in a country, it is important to know what you and he cannot discuss. In the United States, there are certain topics to avoid when you first meet someone, For example, don’t ask people their age, weight, religion, marital status(婚姻状况), how much money they earn, or how much something costs. You can talk about work, the weather, traffic problems, sports, food, news of the day, where one lives, consumer subjects (computers, car repairs, and so forth), and travel or vacation plans.
These few examples illustrate that your actions can speak louder than your words. In a particular cultural contest, what you say and what you don’t say are equally important.
1. Which of the following is true?
A. People all over the world only communicate verbally.
B. Most of our gestures have no meaning at all.
C. Some people think that 65 to 70 percent of our communication is nonverbal.
D. Gestures are the most common way to common way to communicate.
2. As we can see from the passage there are ______ kinds of nonverbal communication signals.
A. four B. five C. six D. seven
3. Please paraphrase the clause“…your actions can speak louder than your words.
A. Your deeds are better than your words
B. What you do is better than what you say
C. You try to show your best manners
D. you are better understood by your gestures than through your words
4. The main idea of the passage is that when you are in another country, ______.
A. it is unimportant to know the language
B. it is important to know what you can talk about to a foreigner
C. to know how to communicate nonverbally is as important as to know the language
D. to communicate the rough gestures is more important than to know the language
查看习题详情和答案>>WASHINGTON, Sept. 6 (Xinhua) -- U.S. President Barack Obama on Monday announced a new
plan to renew and expand the nation's roads, railways and runways, in a bid (努力) to restart the sluggish economy and to help create jobs.
Obama announced the billion-dollar infrastructure(基础设施) spending program at an event in Milwaukee, Wisconsin, marking the Labor Day holiday in the United States.
The proposal calls for investments over six years, including rebuilding and modernizing 150,000 miles (241,350 kilometers) of roads, 4,000 miles (6,430 kilometers) of railways and 150 miles ( 241 kilometers) of runways.
"It sets up an Infrastructure Bank to leverage(杠杆;利用) federal dollars and focus on the smartest investment. All of this will not only create jobs now, but will make our economy run better over the long haul," Obama said.
"This is a plan that will be fully paid for and will not add to the deficit over time," said Obama.
The U.S. unemployment rate rose to 9.6 percent in August, reflecting business reluctance to hire among uncertain economic prospects, the U.S. Labor Department reported on Friday.
The president admitted that new jobs "have not been coming fast enough" in the United States.
"These years would be some of the most difficult in our history. The problems facing working families are nothing new, but they are more serious than ever. And that makes our cause more urgent than ever," he added.
What does the underlined word “sluggish” probably mean?
A. 繁荣的 B. 崩溃的 C. 疲软的 D. 行动迅速的
What’s the main idea of this passage?
A. The US president launched a new program aiming at improving the nation’s infrastructure.
B. The US unemployment rate rose according to the Labor Department.
C. These years will be the most difficult in the American history.
D. More roads, railways and runways will be rebuilt and modernized.
Which of the following will be changed most in length?
A. Roads. B. Railways. C. Runways. D. Highways.
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