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题型:阅读选择 题类:常考题 难易度:普通

江苏省大丰市实验初级中学2015-2016学年八年级下学期英语期末考试试卷

根据短文理解,选择正确答案。

    Nearly all our food comes from the soil. Some of us eat meat, of course, but animals live on plants. If there were no plants, we would have no animals and no meat. So the soil is very necessary for life. The top of the ground is usually covered with grass or other plants. There may be dead leaves and dead plants on the grass. The waste matter(粪) from animals also falls on it.

    All soil needs food. If we do not give it any, the plants will be weak. Farmers found that animals' waste is the best food for the soil, but chemical fertilizers(化肥) are also very useful. The same crop(庄稼)should not be grown in the same place every year; it 's better to have a different crop. A change of crop and the use of a good fertilizer will keep the land good.

(1)、Which of the following is true ?

A、All our food comes from the soil. B、Most of our food comes from the soil. C、None of our food comes from the soil. D、All our food comes from animals.
(2)、Which is the best food for soil in the field?

A、Chemical fertilizers. B、Plants and grass. C、Animals' waste. D、Different crops.
(3)、Why do we often grow a different crop in the same place every year?

A、Because we can keep the soil rich this way. B、Because we don't have enough land. C、Because we want to have a different food. D、Because we do this as a habit.
(4)、What is the best title for the passage?

A、Soil and Waste B、Plants and Animals C、Food and Waste D、Soil and Food
举一反三
    Many young people all over the world love to travel and see the world. Have you heard of backpackers? They are normally young people who travel cheaply with just one rucksack(背包) and comfortable walking boots. They buy local food in supermarkets to save money and at the same time become friends with local people.
    Some people prefer adventure tours. Brave people may try bungee jumping from the bridge overlooking the Victoria Falls in Africa with only a rope around their legs.Some enjoy the challenge of rock climbing in the Alps in Switzerland. Others may go snowboarding in the Rocky
Mountains in the USA.
    Have you ever heard of an ecotourism (生态旅游)? It rr;eans a holiday in which people come close to nature but are very careful not to damage the nature beauty or living things in the area. How can this be possible? Let's read an interview with people who enjoyed a swimming with dolphins tour.
    Interviewer what was the most exciting part ofyour holiday?
    Sharon from South Africa I felt excited when I heard the sound of wild dolphins approaching me in the water and then swimming directly under me. An image I will never forget.
    Xavier from Portugal There were two dolphins below us swimming downwards. One stopped and looked back at me as if to say 'What are those strange beings?" Fantastic!
    Interviewer Did you feel that your holiday helped local people and areas to keep their beautiful environment?
Jane from New Zealand The hotel and the whale and dolphin watching comparues employ(雇佣) local people. They used to hunt those whales and dolphins, but now they can eam money from tourism and don't have to kill them. Not many boats are allowed at the same time so these animals aren't bothered. The boat companies also work to educate the local schools about the importance of protecting these wonderful creatures.
    Helen from England I am glad they are not killing the whales and dolphins any more, but the cars and boats use fuel which could cause pollution and make the sea less clean.
    Well, what do you think? Thousands of people visit the Forbidden City or the Great Wall of China every year. Do you think that's a good thing, or do you feel that China's important historical sites can be damaged? Are there any ways of sharing your treasures  (珍宝)  but keeping them in good condition?

阅读理解

    Many environmental groups are warning that oceans of the world are in great danger. In the past 50 years, the number of water with zero oxygen(氧气) in the open ocean has increased more than four times. In the near coast water bodies, including the river mouth and seas, low-oxygen areas have increased more than 10 times since 1950.Scientists discover that oxygen continues dropping ever outside these zones as the Earth warms. To stop the drop, the world needs to control in both climate change and nutrient(养分) pollution.

    Oxygen is a must to life in the oceans. The drop in ocean oxygen is among the most serious effects of human activities on the Earth's environment.

    This is the first time for the scientists to take such a deep look at the causes, results and solutions to low oxygen worldwide, in both the open ocean and the near coast waters. About half of the oxygen on Earth comes from the ocean. However, mixed effects of nutrient loading and climate change are greatly increasing the number and size of "dead zones" in the open ocean and the near coast waters, where oxygen is too low to support most sea life.

    In the areas traditionally called "dead zones", like those in Chesapeake Bay and the Gulf of Mexico, oxygen drops to levels so low that many animals have trouble in breathing and die. As fishes run away from these zones, their living areas become smaller and smaller. But the problem goes far beyond "dead zones". Even smaller oxygen drops can hold up the growth in animals and lead to disease or even death. Low oxygen also can cause the release of dangerous chemicals. Although a few animals can grow well in dead zones, overall biodiversity(多样性)falls.

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