首页
登录
职称英语
Perhaps more than anything else, scientists are eager to find out if Martian
Perhaps more than anything else, scientists are eager to find out if Martian
游客
2024-01-14
44
管理
问题
Perhaps more than anything else, scientists are eager to find out if Martian life existed in the past—or still exists.【C1】______telescopes first zoomed【C2】______Mars in the 17th century, people have conjured up a wild【C3】______of images or what Martians might look like. But space probes like the 1997 Sojourner land rover have yielded no evidence of such alien beings.
Most experts agree that if life did at one time evolve on Mars, finding evidence of that life— which would likely take the form of tiny organisms—won’ t be easy.【C4】______, many scientists are optimistic. " We’ ve got organisms on Earth that adapted to life deep【C5】______the surface in underground water wells, "says Stephen Clifford.【C6】______life like that evolved on Mars four billion years ago, there’ s no reason why it【C7】______today. "
【C8】______last year’ s disappointing losses, the future of Martian exploration looks【C9】______This year, two major films about fictitious Mars missions—Red Planet and Missions to Mars—are certain to heighten interest in our planetary neighbour. More important, plans for new sets of NASA orbiters and landers—one to launch in 2001 , the other in 2003—are already in the works. Without a doubt, each new mission will inch scientists closer to【C10】______the mysteries of planet Mars. [br] 【C4】
选项
A、Still
B、Even if
C、Though
D、Although
答案
A
解析
本题考查连词用法。still表示“仍然”,可以当连词。even if表示“即使,虽然”。though和although意思一样,都是“尽管如此”。根据句意,本题选A。
转载请注明原文地址:http://tihaiku.com/zcyy/3363190.html
相关试题推荐
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsound
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsound
Hiswifehastoworkhardathome,andperhapsoutsidethehomeA、asyetB、sofar
Scientistssaidtheyhavefoundevidenceofagiantplanetfaroutinourso
Scientistssaidtheyhavefoundevidenceofagiantplanetfaroutinourso
Concerningmoneyoranythingelse,conflictsbetweenhusbandandwifeusuall
Concerningmoneyoranythingelse,conflictsbetweenhusbandandwifeusuall
Concerningmoneyoranythingelse,conflictsbetweenhusbandandwifeusuall
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsound
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsound
随机试题
[originaltext]M:Whydoyouthinkthatway?W:WhileIadmitthereisverylitt
Jackiswritingin________(respond)tohisfriend’sonlinemessages.response空格前
联系实际谈谈如何提高教师素质。
下列各项中,不符合内部牵制的要求的是()。A、出纳人员管票据 B、出纳人员
卵子自卵巢排出后如未受精,黄体开始萎缩,萎缩发生的时间是在排卵后A.4~5天
共用题干 患者,男性,31岁,主诉有有机农药接触史,出现头晕、恶心、呕吐、多汗
某宗房地产的收益期限为8年,未来第一年的有效毛收入为80万元,运营费用为45万元
组织文化的结构中,()是组织文化的核心和灵魂。A.物质层 B.制度层 C
银行承兑汇票的承兑银行,应当按照票面金额向出票人收取()的手续费。A:千分之一
关于施工组织设计中施工平面图的说法中,正确的有( )。A.反映了最佳施工方案在
最新回复
(
0
)