首页
登录
职称英语
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
2024-03-02
12
管理
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] 【C13】
选项
A、appearance
B、mould
C、form
D、shape
答案
C
解析
名词辨析。根据常识,冰是水的一种存在形式,所以选form。appearance意为“外表,外观”;mould意为“铸模,模子”;shape意为“外形,形状”。
转载请注明原文地址:https://tihaiku.com/zcyy/3498178.html
相关试题推荐
What’sthemaintopicofthepassage?[br]MeeraShekarbelievedthatpoorcount
【B1】[br]【B2】A、spaceB、mannedC、trueD、artificialD我们宇宙中star,planet和satellite,太
Unlesswespendmoneytospotandpreventasteroids,i.e.minorplanets,onem
Unlesswespendmoneytospotandpreventasteroids,i.e.minorplanets,onem
Unlesswespendmoneytospotandpreventasteroids,i.e.minorplanets,onem
Unlesswespendmoneytospotandpreventasteroids,i.e.minorplanets,onem
[originaltext]Inaway,allofusareonaspaceship,theplanetEarth.We
[originaltext]Inaway,allofusareonaspaceship,theplanetEarth.We
[originaltext]Inaway,allofusareonaspaceship,theplanetEarth.We
[originaltext]Inaway,allofusareonaspaceship,theplanetEarth.We
随机试题
Theleadershippuzzlehasbeenhashedaroundfordecades.Theirabilitie
[originaltext]M:Didyouhaveyourtelevisionrepaired?W:Yes,but(6)notby
Beforeabigexam,asoundnight’ssleepwilldoyoumoregoodthanporingove
Whenwilltheyholdthe50thanniversaryoftheiruniversity?On______.[br]H
尺长误差和温度误差属()。A.偶然误差 B.系统误差 C.中误差 D.限
患者女性,32岁,自诉"胆小怕痛"曾有"晕针史"。检查见残根,根尖瘘管挤压无脓,
下列疾病中,不宜行直肠指诊的是A.直肠肿瘤 B.肛瘘 C.肛裂 D.直肠脱
截至2018年底,中国人工智能市场规模约为238.2亿元,同比增长率达到56.6
一些研究发现,女性相对于男性不仅在识别脸部的能力方面更好,而且在观察脸部时,大脑
如图6-17所示,水从直径相同的喷嘴喷出,打在平板上,流速分别为1m/s、2m/
最新回复
(
0
)