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1、2022年考博英语-北京师范大学考前模拟强化练习题（附答案详解）1. 单选题When imaginative men turn their eyes towards space and wonder whether life exists in any part of it, they may cheer themselves by remembering that life need not resemble closely the life that exists on Earth. Mars looks like tile only planet where life like ours
2、 could exist, and even this is doubtful. But there may be miler kinds of life based on other kinds of chemistry and they may multiply on Venus us or Jupiter. At least we cannot prove at present that they do not.Even more interesting is the possibility that life on their planets may be in a more adva
3、nced stage of evolution. Present-day man is in a peculiar and probably temporary stage. His individual units retain a strong sense of personality. They are, in fact, still capable under favorable circumstances of leading individual lives. But mans societies are already sufficiently developed to have
4、 enormously more power and effectiveness than the individuals have.It is not likely that this transitional situation will continue very tong or the evolutionary time scale. Fifty thousand ,years from now mans societies may have become so close-knit that the individuals retain no sense of separate pe
5、rsonality. Then little distinction will remain between the organic parts of the multiple organism and the inorganic parts (machines) that have been constructed by it. A million years further on man and his machines may have merged as closely as the muscles of the human body and the nerve cells that
6、set them in motion.The explorers- of space should be prepared for some such situation. If they arrive on a foreign planet that has reached an advanced stage (and this is by no means impossible), they may find it being inhabited by a single large organism composed of many closely cooperating units.Th
7、e units may be secondary, machines created millions of years ago by a previous form of life and given the will and ability to survive and reproduce. They may be built entirely of metals and other durable materials, if this is the case, they may be much more tolerant of their environment multiplying
8、under conditions that would destroy immediately any organism made of carbon compound and dependent on the familiar carbon cycle.Such creatures might be relics of a past age, many millions of years ago, when their planet was favorable to the origin of life or they might be immigrants from a favored p
9、lanet.1.What does the word cheer (Para. 1, Line 2) imply?2.Humans on Earth are characterized by（） .3.According to this passage, some people believe that eventually（） .4.Even most imaginative people have to admit that （）.5.It seems that the writer（） .问题1选项A.Imaginative men are sure of success in find
10、ing life on other planets.B.Imaginative men are delighted to find life on other planets.C.Imaginative men are happy to find a different kind of life existing on other planets.D.Imaginative men can be pleased with the idea that there might exist different forms of life on other planets.问题2选项A.their e
11、xistence as free and separate beingsB.their capability of living under favorable conditionsC.their great power and effectivenessD.their strong desire for living in a close-knit society问题3选项A.human societies will be much more cooperativeB.man will live in a highly organized worldC.machines will take
12、control over manD.living beings will disappear from Earth问题4选项A.human societies are as advanced as those on some other planetsB.planets other than Earth are not suitable for life like ours to stayC.it is difficult to distinguish between organic parts and inorganic parts of the human bodyD.organisms
13、are more creative than machines问题5选项A.is interested in the imaginary life formsB.is eager to find a different form of lifeC.is certain of the existence of a new life formD.is critical of the imaginative people【答案】第1题:A第2题:A第3题:D第4题:C第5题:A【解析】第1题:根据第一段的第一句“. whether life exists in any part of it, the
14、y may cheer.life need not resemble closely the life that exists on Earth. ”当富有想象力的人们将目光投向太空，想知道生命是否存在于其它地方时，他们可能会因为想到生命不一定要与地球上存在的生命相同而感到欢欣鼓舞。选项D符合原文。第2题:根据第二段的第二、三句“His individual units retain a strong sense of personality. They are, in fact, still capable under favorable circumstances of leading i
15、ndividual lives. 个体保持着强烈的个性。事实上，在有利的环境下，他们仍然有能力过个人生活。说明地球上的人们是自由存在的个体，选项A符合原文。第3题:根据第三段的最后一句“A million years further on man and his machines may have merged as closely as the muscles of the human body and the nerve cells that set them in motion.”100万年后，人类和他的机器可能“融合得像人体肌肉和驱动肌肉运动的神经细胞一样紧密”。所以选项C符合原文。第4题:根据第三段“ Then little distinction will remain between the organic parts of the multiple organism and the inorganic parts (machines) that have been constructed by it.”那么多有机体的有机部分和由它构成的无机物（机器）之间就没有什么区别了。选项C符合原文。第5题:选项A对想象中的生命形式感兴趣；选项B渴望寻找不同的生命形式；选项C认为一定存在某种新的生命形式；
