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1、历年英语B级真题阅读理解英语B级真题阅读理解下面有3篇短文，每篇短文后有5道题。请根据短文内容，为每题确定1个选项。第一篇 Why Buy Shade-Grown Coffee?When people argue about whether coffee is good for health, theyre usually thinking of the health of the coffee drinker. Is it food for your heart? Does it increase blood pressure? Does it help you concentrate? H
2、owever, coffee affects the health of the human population in other ways, too.Traditionally, coffee bushes were planted under the canopy(树冠)of taller indigenous(土生土长的)trees. However, more and more farmers in Latin America are deforesting the land to grow full-sun coffees. At first, this increases pro
3、duction because more coffee bushes can be planted if there arent any trees. With increased production e increased profits.Unfortunately, deforesting for coffee production immediately decreases local-wildlife habitat. Native birds nest and hide from predators(捕食者)in the tall trees and migrating birds
4、 rest there.Furthermore, in the long term, the full-sun method also damages the ecosystem because more chemical fertilizers and pesticides are needed to grow the coffee. The fertilizers and pesticides kill insects that eat coffee plant, but then the birds eat the poisoned insects and also die. The c
5、hemicals kill or sicken other animals as well, and can even enter the water that people will eventually drink.Fortunately, farmers in Central and South America are beginning to grow more coffee bushes in the shade. We can support these farmers by buying coffee with such labels as “shade grown” and “
6、bird friendly. Sure, these varieties might cost a little more. But were paying for the health of the birds, the land, ourselves, and the pla. I think its worth it.31.What is the main idea of this passage?A. Farmers are changing the way they grow coffee.B. Coffee is being more expensive to produce.C.
7、 Shade-grow coffee is more expensive than sun-grow coffee.D. People should buy shade-grown coffee.32.The function of the word ”Traditionally“ in Paragraph 2 is to show_.A. the positive effects of coffee.B. a change of coffee growth.C. something that is the most important.D. how coffee production use
8、d to be.33.What does increased production of full-sun coffee bring about?A. More insects.B. Better quality coffee.C. Larger farms.D. Higher profits.34.How do farmers find more land for growing full-sun coffee?A. They buy more land from other farmers.B. They cut down trees.C. They move to another cou
9、ntry.D. They turn grassland into farmland.35.The full-sun method may affect the following EXCEPT_ full sunA. insects.B. air.C. birdsD. humans第二篇 Washoe Learned American Sign LanguageAn animal that influenced scientific thought has died. A chimpanzee named Washoe and born in Africa died of natural ca
10、uses late last month at the age of 42 at a research center in the American state of Washington. Washoe had bee known in the scientific munity and around the world for her ability to use American Sign Language. She was said to be the first non-human to learn a human language. Her skills also led to d
11、ebate about primates and their ability to understand language.Research scientists Allen and Beatrix Gardner began teaching Washoe sign language in 1966.In 1969, the Gardners described Washoes progress in a scientific report. The people who experimented with Washoe said she grew to understand about 2
12、50 words. For exle, Washoe made signs to municate when it was time to eat. She could request foods like apples and bananas. She also asked questions like,” Who is ing to play?“ Once the news about Washoe spread, many language scientists began studies of their own into this new and exciting area of r
13、esearch. The whole direction of primate research changed.However, critics argued Washoe only learned to repeat sign language movements from watching her teachers. They said she had never developed true language skills. Even now, there are some researchers who suggest that primates learn sign languag
14、e only by memory, and perform the signs only for prizes. Yet Washoes keepers disagree. Roger Fouts is a former student of the Gardeners. He took Washoe to a research center in Ellensburg, Washington. There, Washoe taught sign language to three younger chimpanzees, which are still alive.Scientists li
15、ke private researcher Jane Goodall believe Washoer provided new information about the mental workings of chimpanzees. Today, there are not as many scientists studying language skills with chimps. Part of the reason is that this kind of research takes a very long time.Debate continues about chimps un
16、derstanding of human munication. Yet, one thing is sure-Washoe changed popular ideas about the possibilities of animal intelligence36. The Gardeners experiment with Washoe_.A. began in 1969B. won a big prizeC. lasted three yearsD. influenced primate research37. The second paragraph mainly discusses_
