题目内容
5.Man has been to the moon.It has been the first step towards future exploration in space.When compared with the distances between Earth and the other planets,the distance between the Moon and Earth is very short indeed.Mars,the nearest planet to Earth is millions of miles away!Traveling to the planets will be man's next step.Such travels will be more challenging than the trip to the moon and certainly more exciting and dangerous.Recently,two American spaceships,Viking 1and 2,landed on Mars trying to discover whether that planet has any life on it.So far the signs of life on Mars has neither been confirmed nor ruled out (排除).Russians have discovered that the surface of Venus is so hot that it is almost certain that there is no life there.Also the atmosphere of Venus is extremely dense and the pressure is nearly a hundred times greater than that of the Earth's atmosphere.Scientists believe man may find planets which have the same conditions as those we have on Earth,but man should realize Earth will be his only home for a long time and begin to love and care for it.52.Based on the passage,traveling to the planets will beC.
A.man's first step
B.much easier and even more interesting
C.for more exciting and dangerous
D.man's final aim
53.Which of the following is Not true?A
A.Mars is nearer to the earth than the moon.
B.The moon is much nearer to the earth than Mars.
C.Of all the planets,Mars is the nearest to the earth.
D.All the planets are much farther to the earth than the moon.
54.Man can live in a place under the conditions ofD.
A.the same pressure as we get on earth
B.much too hot surface
C.normal atmosphere as we have on earth
D.Both A and C
55.Scientists think we should take care of our earth becauseA.
A.the only home of man will be the earth for a long time
B.the dream to find another home for man will come true
C.no other planets are to take the place of the earth
D.everything needed is provided by the earth.
分析 这篇短文主要讲述了人类已经登上月球但是还不能找到能代替地球的行星,所有我们人类要保护地球.
解答 52---55 CADA
52.C 细节理解题.根据文中可知人类已登上了月球,下一个目标就是向其他行星进军.但这种探险会比月球上的探险更激动人心,也更具危险性,所以选C.
53 A 推理判断题.Mars是离地球最近的一颗行星,但与月球相比,Mars离地球就远得多了.故A是不正确的.
54.D 细节理解题.人在太高温度的表层是无法生存的,但情况与地球相似时,人就可以生存.故选D.
55.A 主旨大意题.人类必须保护地球,其根本原因是人类在近期还无法找到能够代替地球的行星,所以地球在很长一段时间内将是人类赖以生存的惟一家园.故选A
点评 阅读理解题测试考生在阅读基础上的逻辑推理能力,要求考生根据文章所述事件的逻辑关系,对未说明的趋势或结局作出合理的推断;或根据作者所阐述的观点理论,对文章未涉及的现象、事例给以解释.考生首先要仔细阅读短文,完整了解信息,准确把握作者观点.
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