考研英语阅读模拟258.docx
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1、模拟考研英语阅读模拟258多项选择Coincident with concerns about the accelerating loss of species and habitats has been a growing appreciation of the importance of biological diversity, the number of species in a particular ecosystem, to the health of the Earth and human being. Much has been written about the divers
2、ity of terrestrial organisms, particularly the exceptionally rich life associated with tropical rain-forest habitats. Relatively little has been said, however, about diversity of life in the sea even though coral reef systems are comparable to rain forests in terms of richness of life.An alien explo
3、ring Earth would probably give priority to the planet* s dominant, most distinctive feature-the ocean. Humans have a bias toward land that sometimes gets in the way of truly examining global issues. Seen from far away, it is easy to realize that landmasses occupy one-third of the Earth,s surface. Gi
4、ven that two-thirds of the Earth,s surface is water and that marine life lives at all levels of the ocean, the total three-dimensional living space of the ocean is perhaps 100 times greater than that of land and contains more than 90 percent of all life on Earth even though the ocean has fewer disti
5、nct species.The fact that half of the known species are thought to inhabit the world,s rain forests does not seem surprising, considering the huge numbers of insects that comprise the bulk of the species. One scientists found many different species of ants in just one tree from a rain forest, while
6、every species is different from every other species, their genetic makeup constrains them to be insects and to share similar characteristics with 750000 species of insects. If basic, broad categories such as phyla and classes are given more emphasis than differentiating between species, then the gre
7、atest diversity of life is unquestionably the sea. Nearly every major type of plant and animal has some representation there.To appreciate fully the diversity and abundance of life in the sea, it helps to think small. Every spoonful of ocean water contains life on the order of 100 to 100000 bacteria
8、l cells plus assorted microscopic plants and animals, including larvas of organisms ranging from sponges and corals to starfish and clams and much more.coincident (adj.)一致的,符合的,巧合的habitat (n.)栖息地,产地terrestrial organism 陆地有机体coralreef system珊瑚礁系统alien(adj.)不同的,相异的geneticmakeup遗传结构phylaconstrain (v.)强
9、迫,抑制(Pl. of phylum)(n.)生物分类学上的门 larva (n.)幼虫第1题:What is the main point of the passage?A. Humans are destroying thousands of species.B. There are thousands of insect species.C. The sea is even richer in life than the rain forests.D. Coral reefs are similar to rain forests.参考答案:C答案解析:本文主要讲述了海洋中的生物比热带雨
10、林中的更丰富。第一段:人们对海洋生物谈论得相对较少。第二段:海洋的生存空间也许是陆地的100倍。第三段:如果侧重于以纲,门等基础广义的类别,那么最丰富多样的生物就是海洋生物。第四段:以一匙海水内包含的生物来窥视海洋中生物之丰富。C主旨题。海洋中的生(命)物比热带雨林中的更丰富。全篇围绕这一中心而写。第一段就指出:人们写了许多有关陆地上的各种生物,特别是和热带雨林有关丰富多彩的生命,可是海洋中各种各样的生命谈得相对地少,即使珊瑚系统从生命多样性来讲也可和热带雨林相媲美,也写得很少。第二段指出,海洋的生存空间也许是陆地的100倍。包括90%的地球上的生物。第三段指出:如果侧重于以纲、门等基础广义的
11、类别,那么最丰富多样的生物就是海洋生物。第四段以小见大,以一匙海水内包含的生物来窥视海洋中生物之丰富。A人类毁坏了成千上万的物种。B有成千上万的昆虫物种。D珊瑚礁类似热带雨林。第2题:Why does the author compare rain forests and coral reefs (Lines 4-6, Pnra.1)?A. They are approximately the same size.B. They share many similar species.C. Most of their inhabitants require water.D. Both have
12、many different forms of life.参考答案:D答案解析:D细节题。两者都有许多不同形式的生命。A它们大小相近。B它们拥有许多相似的物种。C它们中大多数栖息者需要水。第3题:The passage suggests that most rain forest species are .A. insectsB. bacteriaC. mammalsD. birds参考答案:A 答案解析:A细节题。见第三段第一句。已知的一半物种栖居于热带雨林这一事物似乎并不令人吃惊,考虑到组成物种主体的是大量的昆虫。B细菌。C哺乳动物。D鸟。第4题:The author argues tha
13、t there is more diversity of life in the sea than in the rain forests because .A. more phyla and classes of life are represented in the seaB. there are too many insects to make meaningful distinctionsC. many insect species are too small to divide into categoriesD. marine life-forms reproduce at a fa
14、ster rate参考答案:A答案解析:A推断题。海洋中有更多的纲、门生物代表。B昆虫大多难以做有意义的区分。C许多昆虫太小不能分类。D海洋生命形成再生率较快。第5题:Which of the following conclusions is supported by the passage?A. Ocean life is highly adaptive.B. More attention needs to be paid to preserving ocean species and habitats.C. Ocean life is primarily composed of plant
15、s.D. The sea is highly resistant to the damage done by pollutants.参考答案:B 答案解析:B推断题。需要加注意保护海洋物种和栖息者。A海洋生物有高度适应性。C海洋生物主要由植物组成。D海洋对污染造成的破坏具有很高的抵御力。The inclusion of all children and youth is part of a general integrative trend that has accelerated since World War II. It relates to some newer development
16、s as well. Concern for the earth,s endangered environment has become central, emphasizing in both intellectual and social life the need for cooperation rather than competition , the importance of understanding interrelationships of the ecosystem, and the idea that ecology can be used as an organizin
17、g concept. In a differentvein, the rapid development of microelectronics, particularly the use of computers for multiple functions in education , goes far beyond possibilities of earlier technological advances. Although technology is thought of by some as antagonistic to humanistic concerns, others
18、argue that it makes communication and comprehension available to a wider population and encourages asystem thinking.” Both ultimately integrative effects.The polarization of opinion on technology,s effects and most other important issues is a problem in educational policy determination. In addition
19、to the difficulties of governing increasingly large and diverse education systems, as well as those of meeting the never-ending demands of expanding education, the chronic lack of consensus makes the system unable to respond satisfactorily to public criticism and unable to plan for substantive long-
20、range development. The political andto attend to short-run and (2) to adopt polar community and community central control andadministrative responses so far have been (1) efficiency by improving management techniques responses to accommodate polar criticisms. Thus, schools have been emphasized along
21、 with standardization, and institutional alternatives have been opened, while the structure of main institutions has become more articulated. For example, the focus of attention has been placed on the transition stages, which earlier were virtually ignored:from home to school, from primary to second
22、ary to upper secondary, from school to work. Tertiary institutions have been reconceived as part of a unified level; testing has become more sophisticated and credentials have become more differentiated either by certificate or by transcript. Alternative teaching strategies have been encouraged in t
23、heory, but basic curriculum uniformity has effectively restricted the practice of new methods. General education is still mainly abstract, and subject. matter, though internally more dynamic, still rests on language, mathematics, and science. There has been an increasing reliance on the construction
24、 of subject matter to guide the method of teaching. Teachers are entrusted with a greater variety of tasks, but they are less trusted with knowledge, leading political authorities to call for upgrading of teacher training, teacher in-service training, and regular assessment of teacher performance.Re
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