2. 职称英语
  3. Mars is not, it seems, the dry old planet we once believed it to be. Astronau

Mars is not, it seems, the dry old planet we once believed it to be. Astronau

游客2023-07-30  28
问题    Mars is not, it seems, the dry old planet we once believed it to be. Astronauts who are【C1】______to go there in the next decade may find plenty【C2】______water to slake(消除)their thirst.
   And with water present the【C3】______of finding some sort of life on Mars are【C4】______brighter.
   This is the view of 40【C5】______all over the world who have been analyzing【C6】______of pictures and other scientific【C7】______obtained by robot explorers in the sixties and seventies.
   To begin with, scientists thought the Red Planet was as【C8】______as the Moon with dust storms swirling over vast sandy【C9】______. But now the picture is very different with mountains and valleys carved by【C10】______glaciers and torrential rivers rushing and rumbling deep underground.
   In a report on the【C11】______of the Martian pictures Dr. Michael Car of the U.S. Geological Survey comments,  "I am【C12】______there’s lots of water on Mars." Any surface water will be in the【C13】______of ice. But it could【C14】______explorers having to take so much fresh【C15】______with them.
   The report says【C16】______Mars probably had a warmer climate in ages【C17】______due to its axis having been more steeply tilted towards the Sun.
【C18】______convincing signs of plant or animal life have been【C19】______by instruments soft. landed on Mars,【C20】______only the immediate vicinity of landing vehicles could be examined.  [br] 【C3】
选项 A、chances
B、openings
C、occasions
D、opportunities
答案 A
解析 名词辨析。本句意为：有了水的存在，在火星上发现某种生命的更有希望。由于第二个空格要填入的是比较级的修饰词，所以该空格不影响对句子的理解，因此只要集中判断第一个空格即可。chances意为“可能性”；opening意为“职位的空缺；有利的环境”；occasion意为“合适时机”； opporturnity意为“机会”，侧重指做某事的条件或时机。
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