首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Perhaps more than anything else, scientists are eager to find out if Martian life existed in the past—or still exists.【C1】______
Perhaps more than anything else, scientists are eager to find out if Martian life existed in the past—or still exists.【C1】______
admin
2019-05-15
36
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.
【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:https://jikaoti.com/ti/y2DYFFFM
0
成人本科学位英语
相关试题推荐
Ireceivedmywagesyesterday,______IcannowpaywhatIoweyou.
ItisdifficultAtomakeyourselfBunderstandinaforeigncountryCwhenyouDhavenoknowledgeofitslanguage.
Thecarindustry______notonlytheeconomybutalsotheculturesoftheworld.
Jenny:Hey,Rosy!IheardthatyouaregoingtoTheMalltoday.Rosy:【D1】______Jenny:Yes.PleasebuymethebagthatIshowed
Husband:Honey,pleasedon’tleave.Wife:Ican’tputupwithyouanymore.【D1】______I’mdivorcingyou!Husband:Don’tdothat
Notallmemoriesaresweet.Somepeoplespendalltheirlivestryingtoforgetbadexperiences.Violenceandtrafficaccidentsc
TheUnitedStates【C1】______alargepartoftheNorthAmericancontinent.ItsneighborsareCanada【C2】______thenorth,andMexico
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsoundslikethosemadebyanimals.Perhapshegruntedlik
Nooneknowshowmanlearnedtomakewords.Perhapshebeganbymakingsoundslikethosemadebyanimals.Perhapshegruntedlik
Weallfeelsorryfor______forsolongafteryourarrival.
随机试题
A.左侧卧位和头低足高位B.右侧卧位C.去枕平卧位D.端坐位E.俯卧位阿米巴痢疾灌肠时应取
综合易燃气体的燃烧现象,其易燃易爆性具有哪些特点?
根据《个人所得税法》规定,下列纳税人应当在年度终了后3个月内到主管税务机关办理纳税申报的是()。
高老师每节课都做了充分准备,即便是非常熟悉的一节课,也会认真备课,并根据教授班级的特点做出调整,学生交的作业也总是尽量当天批改完。关于高老师的行为,下列说法不正确的是()。
(1)准备材料(2)施工(3)搬进新房(4)装修设计图纸(5)检验装修质量
10,24,52,78(),164
生产力具有复杂的系统结构,其基本要素包括()
[*]
下列叙述中正确的是
大都市にはゴミ処理________、地震対策、交通渋滞など、さまざまな問題がある。
最新回复
(
0
)