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Cholera is a water-borne disease that is spread through polluted water and food. Cholera is an illness caused by the bacterium. It produces a poison that causes a painless , watery diarrhea( 痢疾)  that can quickly lead to severe dehydration(脱水) and death if treatment is not given. Most persons infected with cholera do not become ill, although the bacterium is present in their waste for 7-14 days. When this illness does strike, more than 90% of the time is not severe and is difficult to tell from other types of diarrhea. Less than 10% of sick persons develop cholera with signs of moderate or severe dehydration.
A person may get cholera by drinking water or eating food polluted with the cholera bacterium. The disease can spread rapidly in areas without the proper treatment of drinking water. The cholera bacterium may also live in the environment in dirty rivers and coastal waters. Shellfish eaten raw have been a source of cholera. Therefore, the disease is not likely to spread directly from one person to another.
Cholera can be simply and successfully treated by immediate replacement of the fluid and salts lost through diarrhea. Patients can be treated by being given a mixture of sugar and salt to be mixed with water and drunk in large amount. Antibiotics(抗生素) shorten the course and decrease the severity of the illness. To avoid cholera, we should eat well-cooked food instead of raw food.
小题1:If a person infected with cholera less than 7 days,he would probably   .
A. die  B.  become sick  C remain healthy  D suffer from watery diarrhea
小题2:Which statement is true according to the passage?
A Cholera can spread directly from one person to another.
B. Eating raw food can help stop cholera.
C. Cholera is caused by watery diarrhea.
D. Polluted water and food can help spread cholera.
小题3: Cholera can be treated by         .
A.replacing the blood in the body.
B.eating a lot of water mixed with sugar and salt and using antibiotics.
C.eating a large amount of sugar and salt
D.drinking a lot of water and eating a large amount of food.
小题4:In order to avoid cholera, people should         .
A inject antibiotics     B eat the food thoroughly cooked
C eat raw food      D. avoid meeting other people
答案

小题1:C
小题2:D
小题3:B
小题4:B
解析

试题分析:文章介绍了霍乱的传播方式以及治疗手段。
小题1:C 细节题。根据第一段4,5行Most persons infected with cholera do not become ill, although the bacterium is present in their waste for 7-14 days.说明感染霍乱的人一开始的时候并没有感觉到生病,故C正确。
小题2:D 细节题。根据第二段1,2行  A person may get cholera by drinking water or eating food polluted with the cholera bacterium.说明被污染的水喝食物会导致人们患霍乱,故D正确。
小题3:B 细节题。根据第三段2,3行Patients can be treated by being given a mixture of sugar and salt to be mixed with water and drunk in large amount说明B正确。
小题4:B 推理题。根据文章最后一句To avoid cholera, we should eat well-cooked food instead of raw food.我们应该吃完全煮熟的食物,而不能吃生的食物,故B正确。
点评:此类阅读可能生词较多,阅读时要注意猜测词义,要在语境中理解掌握。提高推理能力。
核心考点
试题【Cholera is a water-borne disease that is spread through polluted water and food.】;主要考察你对题材分类等知识点的理解。[详细]
举一反三
In the past, man did not have to think about the protection of his environment.  There were few people on the earth,  and natural resources(资源) seemed to be    26 .
Today things are 27 , the world has become too   28  . We are using up our natural resources too quickly, and at the same time we are  29 our environment with dangerous chemicals. If we continue to do this,  human life on the earth will not   30 .
Everyone 31 today that if too many fish are taken from the sea, there will soon be none left.  Yet, with modern fishing  32  , more and more fish are caught.  We know that if too many trees are cut down,  33 will disappear and nothing will grow on the land. Yet, we  34 to use bigger and more powerful machines to 35 more and more trees.
We realize that if rivers are polluted with waste products from factories, we will die. ___36,   in most countries wastes are 37  put into rivers or into the sea, and there are 38  laws to stop this. We know, too, that if the   39 of the world continues to rise at the present rate, in a few years there will not be enough food. What can we do to  40 these problems ?
If we eat more vegetables and less   41 , there will be more food available for everyone.  Land that is used to grow crops   42 five times more people than land where animals are kept.  Our natural resources will  43 longer if we learn to recycle them.  The world population will not rise so quickly if people use modern methods of birth 44   .
Finally, if we educate people to think about the problems, we shall have a better and cleaner     45  in the future.
小题1:
A.beautifulB.unlimitedC.rareD.valuable
小题2:
A.commonB.the sameC.changeableD.different
小题3:
A.crowdedB.smallC.dirtyD.busy
小题4:
A.protectingB.savingC.pollutingD.fighting
小题5:
A.breatheB.surviveC.drinkD.move
小题6:
A.wondersB.realizesC.considersD.discovers
小题7:
A.polesB.boatsC.methodsD.ideas
小题8:
A.mountainsB.the seaC.treesD.forests
小题9:
A.continueB.stopC.keepD.go on
小题10:
A.growB.plantC.saveD.cut down
小题11:
A.ThusB.HoweverC.ButD.Therefore
小题12:
A.stillB.evenC.alsoD.certainly
小题13:
A.too manyB.a fewC.someD.few
小题14:
A.productionB.pollutionC.population D.pronunciation
小题15:
A.workB.dealC.solveD.serve
小题16:
A.fruitB.meatC.fishD.grain
小题17:
A.feedsB.increasesC.suppliesD.helps
小题18:
A.useB.stayC.keepD.last
小题19:
A.controlB.bornC.planD.reward
小题20:
A.natureB.seaC.planetD.forest

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For a while, my neighborhood was taken ever by an army of joggers. They were there all the time: early morning, noon, and evening. There were little old ladies in gray sweats, young couples in Adidas shoes, middle-aged men with red faces. “Come on!” My friend Alex encouraged me to join him as he jogged by my house every evening. “You’ll feel great.”
Well, I had nothing against feeling great and if Alex could jog every day, anyone could. So I took up jogging seriously and gave it a good two months of my life, and not a day more. Based on my experience, jogging is the most overvalued form of exercise around, and judging from the number of the people who left our neighborhood jogging army, I’m not alone in my opinion.
First of all, jogging is very hard on the body. Your legs and feet need a real pounding(追击)running down a road for two or three miles. I developed foot, leg, and back problems. Then I read about a nationally famous jogger who died of a heart attack while jogging, and I had something else to worry about. Jogging doesn’t kill hundreds of people, but if you have any physical weaknesses, jogging will surely bring them out, as they did with me.
Secondly, I got no enjoyment out of jogging. Putting one foot in front of the other for forty-five minutes isn’t my idea of fun. Jogging is also a lonely pastime. Some joggers say, “I love being out there with just my thoughts” Well, my thoughts began to bore me, and most of them were on how much my legs hurt.
And how could I enjoy something that brought me pain? And that wasn’t just the first week: it was practically every day for two months. I never got past the pain level, and pain isn’t fun. What a cruel way to do it! So many other exercises, including walking, lead to almost the same results painlessly, so why jog?
I don’t jog any more, and I don’t think I ever will. I’m walking two miles three times a week at a fast pace, and that feels good. I bicycle to work when the weather is good. I’m getting exercise, and I’m enjoying it at the same time. I could never say the same for jogging, and I’ve found a lot of better ways to stay in shape.
小题1:From the first paragraph, we learn that in the writer’s neighborhood ______.
A.jogging became very popular
B.people jogged only during the daytime
C.Alex organized an army of joggers
D.jogging provided a chance to get together
小题2:The underlined word “them”(Paragraph 3) most probably refers to _____.
A.heart attacksB.Back problems
C.famous joggersD.physical weaknesses
小题3:What was the writer’s attitude towards jogging in the beginning?
A.He felt it was worth a try.
B.He was very fond of it.
C.He was strongly against it.
D.He thought it must be painful.
小题4:Why did the writer give up jogging two months later?
A.He disliked doing exercise outside.
B.He found it neither healthy nor interesting.
C.He was afraid of having a heart attack.
D.He was worried about being left alone.
小题5: From the writer’s experience, we can conclude that______.
A.not everyone enjoys jogging
B.he is the only person who hates jogging
C.nothing other than jogging can help people keep fit
D.jogging makes people feel greater than any other sport.

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Why do people drink too much, eat too much, smoke cigarettes or take drugs? What’s to blame for all the bad behavior? Most people would say that, while these self-destructive acts can have many root causes, they all have one obvious thing in common: they are all examples of failures of self-control, lacking the will power to resist them.
According to a recent study, however, if you really think about it, something about that simple answer doesn’t quite make sense. In fact, it turns out that sometimes it’s having will power that really gets you into trouble.
Think back to the time you took your very first sip of beer. Disgusting, wasn’t it? When my father gave me my first taste of beer as a teenager, I wondered why anyone would voluntarily drink it. And smoking? No one enjoys their first cigarette — it tastes awful. So even though smoking, and drinking alcohol or coffee, can become temptation(attraction) you need will power to resist, they never, ever start out that way.
Just getting past those first horrible experiences actually requires a lot of self-control. Ironically (讽刺的是), only those who can control themselves well, rather than give in to them, can ever come to someday develop a “taste” for Budweiser beer, Marlboro cigarettes, or dark-roasted Starbucks coffee. We do it for social acceptance. We force ourselves to consume alcohol, cigarettes, coffee and even illegal drugs, in order to seem experienced, grown-up, and cool.
These bad habits aren’t self-control failures — far from it. They are voluntary choices, and they are in fact self-control successes. Self-control is simply a tool to be put to some use, helpful or harmful. To live happy and productive lives, we need to develop not only our self-control, but also the wisdom to make good decisions about when and where to apply it.
小题1:What do most people think causes bad behavior?
A.Being forced by others. B.Not having enough will power.
C.Enjoying their first experiences.D.Following the examples of their friends.
小题2:The author mentions his experience in the third paragraph to prove ____.
A.will power helps develop bad habits sometimes
B.drinking beer is harmful to the health of teenagers
C.self-control should be developed when one is young
D.everyone can be challenged by different temptations
小题3:In the last paragraph, the author stresses(强调) that ____.
A.without self-control, no one can succeed
B.bad habits don’t always lead to bad results
C.applying self-control correctly is important
D.people can develop wisdom from bad behavior
小题4:What would be the best title for the passage?
A.My First Sip of BeerB.Do You Have Will Power ?
C.Will Power Benefits UsD.Dark Side of Self-control

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A purple tomato genetically engineered to contain nutrients more commonly seen in dark berries helped cancer in mice, British researchers said on Sunday. The finding, published in the journal Nature Biotechnology, bolsters the idea that plants can be genetically modified(changed) to make people healthier.
Cancer-prone mice fed the modified fruit lived significantly longer than animals fed a standard diet with and without regular tomatoes, Cathie Martin and colleagues at
the government-funded John Innes Center in Britain reported. “The effect was much bigger than we had expected.” said Martin, a plant biologist.
The study focused on anthocyanins,a type of antioxidant found in berries such as blackberries and blackcurrants that have been shown to lower risk of cancer, heart diseases and some neurological diseases. While an easy way to improve health, many people don’t eat enough of these fruits, the researchers said. Using genes from the snapdragon flower, the researchers discovered they could get the tomatoes to make anthocyanins---- turning the tomato purple in the process.
Mice genetically engineered to develop cancer lived an average of 182 days when they were fed the purple tomatoes, compared to 142 days for animals on the standard diet. “It is greatly encouraging to believe that by changing diet, or specific components in the diet. You can improve health in animals and possibly humans.” Martin said in a telephone interview.
The researchers warned that trials in humans are a long way off and the next step is to investigate( look into) how the antioxidants actually affect the tumors to promote better health. But the findings do support the formal research suggesting that people can significantly improve their health by making simple changes to the daily diet, other researchers said.
“It’s exciting to see new techniques that could potentially make healthy foods even better for us.” said Doctor Lara Bennett, science information office at Cancer Research UK. “ But it is too early to say whether anthocyanins obtained through diet could help to reduce the risk of cancer.”
小题1:The text mainly tells us _________.
A.what can prevent people from having cancer.
B.Scientists have developed cancer- fighting tomato.
C.ways to live much longer have been found by scientists.
D.genetically engineered food is good for people’s health.
小题2:In the first paragraph the underlined word “ bolster” probably means _______
A.changeB.reduceC.supportD.test
小题3:Which of the following was NOT the result found in the study?
A.Blackberries and blackcurrants can lower risk of cancer.
B.The anthocyanins can make the purple tomatoes grow stronger.
C.Genes from snapdragon flowers can be put into common tomatoes.
D.Mice fed the modified fruit lived longer than the common ones.
小题4:According to Dr. Lara Bennett, the effects of anthocyanins through diet on human being________
A.are not certain now.
B.have been proved
C.are very harmful
D.are hard to be tested

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The clock rules our lives. The more we try to save time, the less time we seem to have. In every area of our lives we are doing things faster. And many of us live in towns and cities which are getting noisier and more stressful as each day passes. But now a worldwide movement, whose aim is to slow life down, has started. Its supporters are people who believe that a happier and healthier way of life is possible.
The Slow Food movement was founded the day that an Italian journalist, Carlo Petrini, saw that McDonald’s had opened a restaurant in a beautiful square in Rome. He thought it was sad that many people today live too quickly to sit down for a proper meal and only eat much fast food. He decided that he had to try to do something about it and so he started the Slow Food movement. Slow Food has become a global organization ever since and now has more than 80,000 members in 100 countries.
Slow Food also encourages people to eat local and regional food, to use local shops and markets, to eat out in small family restaurants, and to cook with traditional recipes.
The idea of Slow Cities was inspired by the Slow Food movement. The aim of Slow Cities is to improve people’s quality of life. Towns which want to become a Slow City have to reduce traffic and noise, increase the number of green areas, plant trees, build pedestrian zones, and promote local businesses and traditions. Now it has spread to other countries all over the world, from the UK to Japan and Australia. There are now 135 Slow Cities in 24 countries across the world that have been named since founding of the organization in 1999. Gao Chun County, in east China’s Jiangsu Province, is expected to be named the first “Slow City” in China next year.
“Slow Cities are about having a community life in the town,” said a local resident. “It is not ‘slow’ as in ‘stupid’. It is ‘slow’ as in the opposite of ‘worried’ and ‘stressful’.”
But not everybody is happy. For teenagers, who have to go 25km to Norwich, the nearest city, to buy CDs, living in a Slow City is not very attractive. “It’s all right here,” says Lewis Cook, 16. “But if you want excitement, you have to go to Norwich. We need more things here for young people.”
小题1:What’s the aim of the Slow Food movement?
A.To call on people to eat out.
B.To make people enjoy cooking.
C.To drive McDonald’s out of Rome
D.To encourage people to slow down.
小题2:All the following are necessary to be a Slow City EXCEPT ______.
A.reducing traffic and noise
B.increasing the number of green areas
C.building more department stores
D.promoting local businesses and traditions
小题3:From the fourth paragraph, we know that ______.
A.the Slow Food was founded in 1999
B.there is no Slow City in China now
C.Slow Cities are mainly in the UK
D.there are about 24 Slow Cities in the world
小题4:What’s Lewis Cook’s attitude to living in a Slow City?
A.PositiveB.NeutralC.NegativeD.Indifferent
小题5:What would be the best title for the passage?
A.Slow down and you’ll move fast
B.Time flies never to be recalled.
C.Eat slowly and you’ll be healthy.
D.Pay attention to the quality of life.

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