专题17 完形填空 科普或环境保护类 （压轴题）
【2014南京】阅读下面短文，从短文后所给各题的四个选项（A、B、C和D）中，选出可
以填入空白处的最佳选项，并在答题卡上将该项涂黑。
Natural resources are things that we use that come from Earth. Out natural resources are limited (有限的). This means that they will not forever. Some are renewable, like when you plant a new tree when you one down. Others are not renewable, like when you dig coal (煤) out of the . Once it is used, it is gone.
People realize the that Earth’s natural resources are limited, and can do things to help conserve (节约) those resources. you try to conserve a natural resource, you try to use less of it, so it does not get used up so . One way that people conserve fuel, like gasoline, is by riding a bicycle or walking when the is short instead of driving everywhere.
Water is a very important natural resource because we all need it to stay . We can conserve water making sure that our pipes and taps do not leak (漏). We can also make choices to conserve water, like only using the dishwasher or washing machine when they are full. Everyone can make contributions to protecting natural resources.
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【2014黔西南州】
There are many kinds of pollution around us, air pollution, soil pollution, noise pollution and light pollution. They are bad our health in many ways.
Burning gas, oil and coal creates air pollution. It can cause sore eyes and problems.
With the increase of pollution and the development of industry, litter is everywhere. It makes our environment dirty. People put lots of rubbish in the land. Farmers use too many in the fields. They destroy the soil. So soil pollution has become serious.
Noise pollution can make people . For example, people may lose their hearing if they work in a place for a long time. Too much noise can cause high blood pressure .
Working for a long time in strong, changeable light cause some kinds of illnesses. It makes people feel and is especially bad for the eyes.
With pollution, our planet will become greener and our health will be better. Let’s be greener people.
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【2014呼和浩特】A
Early in the morning, at noon, or in the evening in big cities and in the countryside, all over the United States, you can see Americans running — men and women, young and old. People run —along the beaches of California, Central Park in New York, down quiet streets in small towns or at the gym. Some people even run in living rooms.
Running wasn’t so popular in the past. In the 1960s, runners were mostly athletes and healthy strong people. When people saw a runner, they used , “Hey, what’s the hurry for?” or they might say to , “Is he crazy?” At that time, women almost never ran. If they did, they might be laughed at. But today all these have . Men and women of all enjoy running.
Doctors say many of the health problems in the United States these bad habits: eating too much, smoking cigarettes, and taking exercise. Doctors tell us, “Eat less, don’t smoke, and exercise more.” Running is a good exercise it helps build strong hearts and lungs. It also helps most people lose weight.
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【2013广东湛江】In China, a lot of food is wasted every year and the waste food is enough for people. The food is wasted in restaurants, at home and in schools, etc.
In restaurants or at home, people often order or cook food. But they can’t eat it up, When they go out of a restaurant, full and happy, they never look back the uncertain food on the table again. Should Chinese consumers (消费者) for the terrible waste?
In schools, we can often see a lot of students food away after meals and they only eat the food they like.
Everyone is supposed to have enough food to oat. However, in some places, the food is so little a lot of people died from hunger. Although China has tried hard to solve of hunger over the past thirty years, the job is not finished yet. Food is important to us all. We live without food. So is necessary for us to love food and try to eat up everything on our plates. When we eat in restaurants, we should pack up the leftovers(剩菜剩饭). We also need to tell other people to stop food as soon as possible.
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【2014年内蒙古呼和浩特市中考】Early in the morning, at noon, or in the evening in big cities and in the countryside, all over the United States, you can see Americans running — men and women, young and old. People run — along the beaches of California, Central Park in New York, down quiet streets in small towns or at the gym. Some people even run in living rooms.
Running wasn’t so popular in the past. In the 1960s, runners were mostly athletes and healthy strong people. When people saw a runner, they used ,“Hey, what’s the hurry for？”or they might say to ,“Is he crazy？”At that time, women almost never ran. If they did, they might be laughed at. But today all these have . Men and women of all enjoy running.
Doctors say many of the health problems in the United States these bad habits: eating too much, smoking cigarettes, and taking exercise. Doctors tell us,“Eat less, don’t smoke, and exercise more. ”Running is a good exercise it helps build strong hearts and lungs. It also helps most people lose weight.
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【2013南京市年中考】完形填空（共10小题；每小题1分，满分10分）
阅读下面短文，从短文后所给各题的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
Scientists study the world and learn about things using a process called the scientific method(方法). By asking important questions and the answers, it is possible to make amazing discoveries! Sometimes a scientist is to answer his own questions, but if he has taken good notes another scientist may come along later who is able to use new knowledge to answer it.
When you use the scientific method to an experiment, you start by making observations(观察) about something that you. Based on your observations, you make a hypothesis. This is using you know to make a smart guess about what you think could happen. Then you are ready to begin your experiment. All your experiment you take down notes, which are experiment date(资料). You are constantly making observations during this time. You may make discoveries that cause you to improve your experiment as you go. , you conclude your experiment and begin to look over your notes to decide what it all means. Based on what you have learned, you make a final statement about your hypothesis was correct or not. You have to have reasons and evidence to support what you are saying.
Using the scientific method can be difficult, but rewarding. Because all the steps are organized in a process, the are more valid(可信的). When you provide observations as evidence to support what you are saying, your ideas are more likely to be accepted.
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【2012年福建福州】When people think of tigers, they think they are strong and dangerous. But now, the big animal is calling for our help. There were once eight kinds of in the world, but three died out during the 20th century. In the last 70 years, the of Siberian tigers (东北虎)has gone from as many as 300 to 22 somewhere, The Siberian tiger has been dying out completely, If the government doesn’t make any efforts, it’s quite that there will be no more Siberian tigers in China in ten to twenty years.
In order to double the number of wild tigers in the ten years, the World Wildlife Fund has started a program recently. It save wild tigers and put an end to tiger hunting and killing. China, together with twelve other ,has joined in.
Wild animals, such as red deer and wild pigs, are the main of the tigers, The hunting of these animals is the greatest threat(危险)to tigers. So the most important thing is the animals that tigers eat. To protect the wild tigers, we need to call on more people to stop eating and hunting wild animals.
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