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
The first flight of the Space Shuttle Columbia in the spring of 1981 was a revolutionary development in space【B1】______. Un
The first flight of the Space Shuttle Columbia in the spring of 1981 was a revolutionary development in space【B1】______. Un
admin
2013-04-08
57
问题
The first flight of the Space Shuttle Columbia in the spring of 1981 was a revolutionary development in space【B1】______. Unlike the rockets of the previous 20 years, Columbia has the【B2】______advantage of being specially designed to return to earth and make【B3】______flights. Among the large number of projects scientists are【B4】______for its future use, the most exciting, perhaps, is that the first steps can now be taken towards【B5】______human【B6】______in space. The present Space Shuttle can only stay in space for about a week, but it could take people out to【B7】______ "islands" where they stay for longer periods. By the year 2050, scientists estimate that man will be able to construct permanent【B8】______
The first "islands" would be energy stations.【B9】______. However, if the original could【B10】______, allowing the Space Shuttle to refuel and stay in orbit longer periods of time.
If this initial project was successful, much larger solar energy stations would be constructed later with materials brought out by the Shuttle.
【B11】______.
【B3】
选项
答案
further
解析
转载请注明原文地址:https://kaotiyun.com/show/Wtr7777K
0
大学英语四级
相关试题推荐
Peopletendtohavecontradictoryattitudesaboutloudnoise.Ontheonehand,theymayenjoylisteningtoloudrockmusic.Att
A、BecausetheUNwantedtoincreasethewateruseintheworld.B、BecausetheUNwantedtoattractpeople’sattentiontothewat
Forthispart,youareallowed30minutestowriteacompositiononthetopicHowtoKeepPsychologicallyHealthy?Youshouldwr
A、Thewoman’sluggageistooheavytocarry.B、Thewomanshouldfinishtheheavyworkbeforeshegoes.C、ThewomanshouldaskNi
A、Aguestandareceptionist.B、Apassengerandanairhostess.C、Acustomerandashopassistant.D、Aguestandawaitress.B
InformedpublicdebatecriticaltofutureofgenomicmedicineJustmentioning"stem-cellresearch"or"genomicmedicine"can
CrippledbyComputersbyJaniceM.Horowitz
CrippledbyComputersbyJaniceM.Horowitz
DuringhisfouryearsinJapan,hetookgreat______tolearntodistinguish.fakepearlsfromgenuinepearls.
I________(想暑假外出旅游)becauseIenjoymeetingpeopleandseeingnewplaces.
随机试题
癫证多由痰气郁结所致,久则耗伤
《中华人民共和国企业破产法》规定,在重整期间,()。
环境条件和工程内容均较简单的工程项目,其招标程序中常常不采用的步骤是()。
多年来,市区某路口交通拥堵严重,机动车占用非机动车车道的现象十分普遍,社会工作者曾俊发现此问题后,调研发现造成拥堵的真正原因是该路段行人不遵守交通规则,于是曾俊决定在该路段宣传遵守交通规则的重要性,维持交通的正常运行,从而使该路段的拥堵得到有效改变。曾俊的
下列著作和教育家匹配正确的有()。
尽管从中央政府到地方政府都十分重视农民工问题,但问题办起来总显得慢半拍甚至慢几拍,农民工问题涉及数量大,执行起来有难度,这是人所共知的,但不少政策在一些地方三五年都仍停留在讨论阶段,还总是“需要研究”,这就让人想不明白。该语段下面可能要表达的主要意
Comparisonsweredrawnbetweenthedevelopmentoftelevisioninthe20thcenturyandthediffusionofprintinginthe15thand1
张某为文物收藏家,李某为。附庸风雅之富商。张某谎称已得到晋朝大书法家王羲之《兰亭序》正本,李某欲据为己有,便与张某达成买卖王羲之《兰亭序》正本的合同。合同约定,该《兰亭序》正本以100万元成交,在交付并经专家鉴定之前,李某预付20万元,余下80万元待经专家
设单位质点在水平面内作直线运动,初速度ν|t=0=ν0,已知阻力与速度成正比(比例系数为1),问t为多少时此质点的速度为?并求到此时刻该质点所经过的路程.
在MOV WORD PTR [0072],55AAH指令的机器代码中,最后一个字节是______。
最新回复
(
0
)