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Children and teenagers who spend lots of time in front of screens---especially TVs---are   easier to get more weight as they grow, according to a new study.
The findings agree with the research suggesting all that inactive sitting and always watching   advertisements may lead to poor eating habits.
Researchers used results from a long-term study of children who took part in the surveys every two years. Children were between ages 9 and 16 when the study started. Out of 4,300 girls in the   study, 17 percent were overweight or obese(肥胖的). Twenty-four percent of the 3,500 boys   were also above a healthy weight.
The surveys included questions about their height and weight as well as how much time they spent watching TV and DVDs and playing computer and video games.
From one survey to the next, each one-hour increase in children’s daily TV watching was in connection with an increase of about 0.1 points on a body mass index (BMI)(体质指数), which measures weight in connection with height. There’s an increase of about half a pound in weight per extra hour of TV.
“The weight of the evidence is so strong that television watching is connected with unhealthy changes in weight among youth,” says Jennifer Falbe, who led the study while at the Harvard School of Public Health in Boston.
“It's important for parents to know that all the obesity-causing(引起肥胖的)screens really should be limited in their children's lives.” Falbe says. “When children watch TV, there are many food advertisements on TV that might lead them to eat a cookie or drink a soft drink.” What's more, she says, “they can get into a hibernating(冬眠) state on the sofa, even if children are sitting down while playing a computer game.”
Which of the following statements can be the best title for the text?

A.A new study on screens.
B.TVs do harm to children.
C.The less TV time, the fatter.
D.Too much screen time leads to obesity.

How many children took part in the study?

A.4,300 B.3,500
C.7,800 D.9,800

According to the study, one extra hour screen time will cause children about ______ poundfatter.

A.0.1 B.0.5
C.0.3 D.0.7

According to Falbe , what should parents do to stop children getting fat?

A.Limiting the time of children watching TV.
B.Buying children food advertised on TV.
C.Not allowing children to watch TV.
D.Encouraging children to play computer games.
科目 英语   题型 阅读理解   难度 中等
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相关试题

Happiness is for everyone. You don’t need to care about those people who have beautiful houses or those who have nice cars and a lot of money and so on. Why? Because those who have big houses may often feel lonely and those who have cars may want to walk on the country roads at their free time.
In fact, happiness is always around you if you put your heart into it. When you are in trouble at school, your friends will help you; when you study hard at your lessons, your parents are always taking good care of your life and your health; when you get success, your friends will say congratulations to you; when you do something wrong, people around you will help you to correct it. And when you do something good to others, you will feel happy, too. All these are your happiness. If you notice a bit of them, you can see that happiness is always around you.
Happiness is a feeling of your heart. When you are poor, you can also be very happy, When you meet with difficulties, you can say loudly you are very happy, because you have more chances to challenge yourself. So you cannot always say you are poor and poor and you have bad luck. If you take every chance you get, you can be a happy and lucky person.
Those who have big houses may often feel ________.

A.happy B.lonely C.free D.excited

What will your friends say to you when you succeed?

A.Oh, so do I. B.Congratulations.
C.Good luck. D.It’s just so-so.

Happiness is ________ according to the writer.
A. having a lot of money B. having a big house C a feeling of heart D.having a car
Which of the following is this passage about?

A.Bad luck. B.Good luck. C.Life. D.Happiness.

Which idea is Wrong according to the passage?

A.People who have cars would never like to walk in the open air.
B.You can get help from others when you make mistakes.
C.You can still be a happy person even if you have little money.
D.Happiness is always around you though difficulties come towards you.

How old is “old”? The answer has changed over the years. Two hundred years ago,you were old at 35.At the beginning of the 20 th century,the average life span(平均寿命)was 45. In 1950,70-year-olds were really old.Today,a healthy 70-year-old is still thought young.
So,how old is old? The answer is one you’ve heard many times,from all kinds of people.“You are as old(or young)as you feel.”Your age simply tells you how many years you have lived.Your body tells you how well you’ve lived.
“Nobody grows old by living a number of years.” wrote a writer.“People grow old when they don’t have their ideas.”
People shouldn’t have the wrong ideas about aging.Sometimes,older minds can be as bright as young minds.Alice Brophy once said,“It makes me unhappy when people say,‘You look young for your age。’ What does that mean?You know you can die old at 30 and live young at 80. ”
In 1950, the average life span was .

A.35 B.45 C.50 D.70

People grow old when according to a writer.

A.they don’t have their ideas. B.they live many years.
C.They can’t live longer. D.they have their ideas.

The meaning of the underlined word “aging” is “

A.growing old B.staying young
C.keeping healthy D.feeling unhappy

Which question is NOT answered in the passage?

A.Can older people be as bright as young people?
B.What’s the wrong ideas about aging?
C.How old is “old”?
D.what is the average life span today?

The passage is mainly about __________ .

A.the average life span B.aging
C.the 20th century D.older people and young people

The summer I was ten, my mother decided to bring us to the world of art. My brother and I were not very excited when we realized what my mother meant. What she meant was not that we could take drawing classes or painting classes but that we would have to spend one afternoon a week with her at the Fine Arts Museum. Before each visit to the museum, she made us read about artists and painting styles. It was almost as bad as being in school. Who wants to spend the summer thinking about artists when you could be with your friends at the swimming pool?
First we had to read about ancient Egyptians(古埃及人) and their strange way of painting faces and then go to look at them at the museum. My 12-year-old brother thought this was so funny, but I was not interested. Later we had to learn about artists in the Middle Ages who painted people wearing strange long clothing. We had to look at pictures of fat babies with wings and curly hair and with no clothes on flying around the edges of paintings. I certainly couldn't see what was so great about art.
On our last visit to the museum, something happened when I saw a painting by a woman called Mary. In it, a woman was reading to a child. The colors were soft and gentle, and you could tell by the mother’s expression how happy she was just to be with the child. I couldn't stop looking at this painting! I wanted to see every painting Mary had ever made! It was really worth looking at so many paintings to find a painter who could interest me so much.
The aim of the mother’s plan was to _________.

A.take them to visit the museum
B.introduce them to the world of art
C.ask them to read about artists
D.show them different painting styles

What was the writer’s experience in the museum before the last visit?

A.She came to feel her mother’s love.
B.She liked many paintings.
C.She hardly enjoyed herself.
D.She could understand the pictures of fat babies.

What made the writer go through a change that summer?

A.One of Mary's paintings.
B.A strange way of painting.
C.Artists in the Middle Ages.
D.Her mother’s instruction.

From the text, we can see _________.

A.the importance of curiosity
B.the effect of art
C.the value of learning
D.the power of family education

The writer and her brother had thought that they could ___________ in their summer vacation.

A.visit some art museums
B.go to Egypt for a visit
C.take drawing or painting classes
D.play with their friends.

Saturday, March 24th
We have arrived in the hot, wet city of Bangkok. This is our first trip to Thailand(泰国). All the different smells make us want to try the food. We are going to eat something special for dinner tonight. The hotel we are staying in is cheap, and very clean. We plan to stay here for a few days, visit some places in the city, and then travel to Chiang Mai in the North.
Tuesday, March 27th
Bangkok is wonderful and surprising. The places are interesting. We visited the famous market which was on water, and saw a lot of fruits and vegetables. Everything is so colorful, and we have taken hundreds of photos already! Later today we will leave for Chiang Mai. We will take the train north, stay in Chiang Mai for two days, and then catch a bus to Chiang Rai.
Friday, March 30th
Our trip to Chiang Rai was long and boring. We visited a small village in the mountains. The village people here love the quiet life—no computers or phones. They are the kindest people I have ever met. They always smile and say“hello”. Kathy and I can only speak a few words of Thai, so smiling is the best way to show our kindness. I feel good here and hope to be able to come back next year.
The diaries above show the writer’s __________________ days in Thailand.

A.3 B.7 C.15 D.8

It seems that visitors ______ in Bangkok.

A.often feel hungry
B.can’t take any photos
C.can have a good time
D.feel a little bored

Which of the following is TRUE?

A.Chiang Mai is a beautiful city in the south of Thailand.
B.The writer left Chiang Mai for Chiang Rai by bus.
C.The writer is traveling alone in Thailand.
D.The writer will take a bus to Chiang Mai.

The people in the village _______________________.

A.are friendly to others
B.like to speak English
C.hope to live in the cities
D.live a very busy life

What is the best title(标题)for the whole diary?

A.My First Travel
B.The Outside World
C.Traveling in Thailand
D.My Trip to Chiang Mai

In China, many people are leaving the countryside to find jobs in the cities, because the countryside is much poorer than the city, and often there isn't much work there. Services such as hospital and transport are usually much better in the city than in the countryside. They hope that their lives will improve when they move to the city.
But in the big cities of Europe like London or Paris, people are moving out of the city. These rich families want to live a quieter life. They are tired of the noise and the dirt of the city, and they are tired of the crowded streets, crowded trains and buses. They don't want to live in the cities any more. They want a house with a garden in the countryside, and breathe the fresh air there.
So they move out of the cities. Some don't go very far, just a little way out of the city, to the towns near the cities. Other people move to the real countryside with sheep, cows and green fields. There, they start new lives and try to make new friends.
Not all those who move from the city to the countryside are happy. After two or three years, many people who have done this feel that it was a big mistake. They don't make so much money and there isn't much work to do. People in the countryside are very different and aren't always very friendly.
As a result, quite a lot of people who have moved to the countryside move back to the city. "It's wonderful to see crowds in the streets and cinema lights," they say.
Which is NOT the reason for people moving to the cities in China?

A.The countryside is much poorer than the city.
B.People in the countryside have nothing to eat.
C.People in the countryside don't have much work to do there.
D.Services in cities are usually much better than those in the countryside.

Why do some rich families in Europe move to the countryside?

A.Because they will find good jobs.
B.Because they are tired of living in the city.
C.Because they can make more money there.
D.Because they like feeding sheep and cows in the green fields.

After moving to the countryside, some people in Europe feel unhappy because ___________

A.they can't make much money
B.there isn't much work for them to do in the countryside
C.some people in the countryside aren't always very friendly to them
D.A, B and C

The underlined sentence in the last paragraph shows __________

A.they are happy to move back to the city
B.they miss their friends in the countryside
C.they still want to move to the countryside
D.they are tired of the noise and the crowded streets in the city

The best title of this passage may be “__________”

A.A happy life! B.Living in the city!
C.Moving out or moving back ? D.Living in the countryside!

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