题目内容

Money is the root of all evil (邪恶) and new study claims there may be some truth behind the saying. Scientists at the University of California Berkeley, US, announced on February 27 that rich people are more likely to do immoral things, such as lie or cheat, than poorer people. The scientists did a series of eight experiments. They published their findings online in the Proceedings of the National Academy of Sciences (PNA《美国国家科学院院刊》).

They carried out the first two experiments from the sidewalk near Berkeley. They noted that drivers of newer and more expensive cars were more likely to cut off other cars and pedestrians at crosswalks. Nearly 45 percent of people driving expensive cars ignored a pedestrian compared with only 30 percent of people driving more modest cars.

In another experiment, a group of college students was asked if they would do immoral things in various everyday situations. Examples included taking printer paper from work and not telling a salesperson when he or she gave back more change. Students from higher-class families were more likely to act dishonestly.

According to the scientists, rich people often think money can get them out of trouble. This makes them less afraid to take risks. It also means they care less about other people's feelings.

Finally, it just makes them greedier. "Higher wealth status seems to make you want even more, and that increased want leads you to bend the rules or break the rules to serve your self-interest," said Paul Piff, lead scientist of the study.

Piff pointed out that the findings don't mean that all rich people are untrustworthy or all poor people honest. He said the experiments were to show how people living in different social situations express their instincts (本能) and values in different ways.

1.By saying "money is the root of all evil", the author wants to ________.

A. link wealth with bad behavior

B. draw readers' attention to the research

C. show how the saying proves the findings

D. defend rich people who do immoral things

2.According to the scientists, which is NOT the factor that makes rich people immoral?

A. They welcome risks.

B. They have more desires.

C. They believe money talks.

D. They become more selfish.

3.Why did the scientists do the experiments?

A. To show how social status affects people's morality.

B. To show people's instincts and values in different ways.

C. To test whether the saying "money is the root of all evil" is true.

D. To show the difference between higher-class people and lower-class people.

4.What does the passage really want to show us?

A. The poor are respectable.

B. Money is the root of all evil.

C. All rich people are untrustworthy.

D. The rich are more likely to act badly.

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Ways to create calm in your daily life

Most of us need some space for calm in our lives. A few simple minutes can create much needed moments of calm.1. You can use these skills to create calm in your busy schedule.

Go walking. Walking is perfect and you can do it well anywhere. Simply walking and taking in the view is stress reducing. 2. It makes room for new ideas to take root.

Appreciate nature. When we think of nature we think of getting out into the open air, and that’s great if you can. 3. Actually , nature is everywhere. Find a park or a small patch(小块地) of great green, or just stick your head out of the window! You have many ways to appreciate nature.

Listen to music. Many people listen to music to calm themselves down. Music actually lifts us out of ourselves. Discover what music works for you. 4.

Do some activities. Certain activities like yoga and tai chi need quiet focus. 5. They are good for the body, mind and spirit. Classes are a good place to begin, but once you learn the skills, you can practice anywhere: home, school or even on the road.

Try out some of these ways and you’ll soon be practicing “moments of calm”.

A. Notice the animals around you.

B. But what if you are in the city?

C. They are perfect for active calming.

D. It’s a time to get stressful thoughts out of your head.

E. Music is a way to express the way that they are feeling.

F. With enjoyable music even work can be “music to your ears”.

G. You don’t have to find a mountain to sit on, or empty your mind of all thoughts for hours.

Teens For Planet Earth

This is a social networking site for teenagers who want to get involved in protecting our planet. They can connect with other green-minded teens, choose a project or create their own. Teens For Planet Earth encourages young folks to get busy in their own communities. They offer guidance on local projects with categories such as habitats, animals, water and education. Awards are given to active members.

Meez

At Meez, teens can create their own avatars(头像), rooms and virtual pets. It is a social community of creative people that combines avatars, virtual worlds and games. Meez offers contests and chat as well as homework help, a fashion central and a writers’ corner. A chat area for younger teens is available. Other areas are music, geek(极客)central, art and sports.

Cyberteens

Cyberteens is another cool site that celebrates the teen years. Here teenagers can find community, games, and news. There is a link called “creativity” where teens can share their poems, stories, photos and artwork. The “cool links” section offers a huge variety of options to the curious teens. This site also has surveys and helps with jobs and school work.

Student.com

Student.com is a resource site for teens and high school students. Its social network has over 900,000 members. Members earn points to win prizes just by browsing and they offer several multi-player games. Points are used to buy items at auction(拍卖会). Student.com is filled with useful information and articles.

1.What is Teens For Planet Earth aimed to?

A. Set up a project.

B. Give awards to teens.

C. Get young folks busy.

D. Give advice on local projects.

2.Which website offers assistance in jobs?

A. Teens For Planet Earth. B. Meez. C. Cyberteens. D. Student.com.

3.What makes Student.com special among these websites?

A. It has the most members.

B. Teens can read articles on it.

C. It offers help on school work.

D. Teens can make purchases on it.

4.What can we infer about the websites mentioned in the text?

A. They provide game platforms.

B. They benefit teens in their social life.

C. They award outstanding teens.

D. They offer various study guidance.

Think about the last time you felt afraid. Was it a fear of height? Did you oversleep on a weekday and fear you’d get into trouble at the office? In any case, you know what it feels like to feel fear.

But one woman doesn’t the woman, code-named “UM”, gave her first-ever interview after years of being studied by a team of researchers. The woman is given a code name because the researchers want to protect her from anyone who would take advantage of her inability to feel afraid.

UM can’t tell you what fear is because she’s never experienced it. “I wonder what it’s like to actually be afraid of something,” she said. The formal name for the disease is Urbach-Wieth disease, which is characterized by a hoarse(粗哑的)voice,small bumps around the eyes, and calcium deposits(钙沉积的)in the brain.

In the case of UM,the disease has transformed the part of her brain that controls the human response to fear. In the interview, UM talks about an event in her life where she was held at knifepoint and gunpoint, “I was walking to the store,and I saw a man on a park bench.He said. “Come here,please,” so I went over to him. He grabbed me by the shirt,put a knife to my throat and told me he was going to cut me. I told him, “Go ahead and cut me,” I wasn’t afraid at all. And for some reason,he let me go.”

Doctors who have been studying UM’s condition for years have been trying different things that could strike fear into her. They finally figured something out—increasing UM’s carbon dioxide levels.Extra carbon dioxide concentration in the blood is known to cause fear and panic in health individuals. Increasing UM’s carbon dioxide levels did manage to give her a fright.

1.The text starts by_______.

A. challenging the reader

B. solving daily problems

C. listing situations

D. giving explanations

2.Why is the woman with Urbach-Wieth disease given a code name?

A. To tell her case from other patients

B. To respect her privacy

C. To meet the researchers’ demands

D. To ensure her safety

3.From UM’s case,we can know that Urbach-Wieth disease may________.

A. stop the brain from functioning normally

B. lead to a decrease in calcium deposits

C. stop the brain from responding quickly

D. lead to an increase in carbon dioxide

4.What will probably happen to UM from the last paragraph?

A. Dying of the Urbach-Wieth disease

B. Getting the sense of panic

C. Experiencing another danger

D. Speaking with a hoarse voice

The splendid aurora light displays that appear in Earth’s atmosphere around the north and south magnetic(磁的) poles were once mysterious phenomena. Now, scientists have data from satellites and ground-based observations from which we know that the aurora brilliance is a massive electrical discharge similar to that occurring in a neon sign.

To understand the cause of auroras, first picture the Earth enclosed by its magnetosphere(磁层), a huge region created by the Earth’s magnetic field. Outside the magnetosphere, rushing toward the earth is the solar wind, a speedily moving body of ionized(离子化的) gases with its own magnetic field. Charged particles(粒子) in this solar wind speed earthward along the solar wind’s magnetic lines of force. The Earth’s magnetosphere is a barrier to the solar winds, and forces the charged particles of the solar wind to flow around the magnetosphere itself. But in the polar regions, the magnetic lines of force of the Earth and of the solar wind gather together. Here many of the solar wind’s charged particles break through the magnetosphere and enter Earth’s magnetic field. They then rush back and forth between the Earth’s magnetic poles very rapidly and ionize and excite the atoms of the upper atmosphere of the Earth, causing them to produce aurora radiations of visible light.

The colors of an aurora depend on the atoms producing them. The leading greenish-white light comes from low energy excitation of oxygen atoms. During huge magnetic storms oxygen atoms also undergo high energy excitation and produce pink light. Excited nitrogen(氮) atoms contribute bands of color varying from blue to violet. Viewed from outer space, auroras can be seen as dimly shining belts wrapped around each of the Earth’s magnetic poles. Each aurora hangs like a curtain of light stretching over the polar regions and into the higher latitudes. When the solar flares(闪光) that result in magnetic storms and aurora activity are very strong, aurora displays may extend as far as the southern regions of the United States.

1.What is it that directly gives off aurora light?

A. The Earth’s magnetic field.

B. The solar wind’s magnetic field.

C. The Earth’s ionized particles.

D. The solar wind’s charged particles.

2.What does the third paragraph mainly discuss?

A. The appearance of auroras around the Earth’s poles.

B. The periodic change in the display of auroras.

C. The factors that cause the variety of colors in auroras.

D. The covering area of auroras based on their colors.

3.What can we infer from the passage?

A. The magnetosphere increases the speed of particles from the solar wind.

B. The color of greenish-white appears least frequently in an aurora display.

C. Earth’s magnetic field contributes to the variety and difference of aurora’s colors.

D. The strength of the solar flares has a positive effect on the extending distance of aurora.

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