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
33
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
Researchersknowtherearemanydrugsthatcanalterourbodilyprocessesinsuchaway【C1】______affectouremotionalexperience
A、Shewantstocutbackonhermonthlyexpense.B、Hercarisatthegarage.C、Shepromisestomeetthemanonthepassengerbus.
InformedpublicdebatecriticaltofutureofgenomicmedicineJustmentioning"stem-cellresearch"or"genomicmedicine"can
A、Aspecialkindofschool.B、TheEducationalsystemintheU.S.C、Differenttechnicalschools.D、ContinuedEducationintheU.
Correctionshasbeenafielddominatedprimarilybymen.Womenenteringthisfieldhavehadtostruggleagainsttheresistance【S
A、Abouttwomillion.B、Aboutthreemillion.C、Aboutfivemillion.D、Aboutsixmillion.B[听力原文]WhatisthepopulationofSanFra
Engineeringstudentsaresupposedtobeexamplesofpracticalityandrationality,butwhenitcomestomycollegeeducationIam
ShouldEnterprisesHoldanAnnualMeeting?1.许多单位都喜欢在年底开年会2.有人却并不赞成这么做3.我的看法
A、Gocrossthebridge.B、Repeattheexperiment.C、Cometothebridgegame.D、Waitandseewhatwillhappen.D行为活动题。本题的关键在于理解I’ll
Wehavebeentoldthat______(我们绝不可以用办公室的电话办私事).
随机试题
下述哪些体液因素具有舒血管作用
A.异染颗粒染色B.芽孢染色C.抗酸染色D.墨汁负染色E.镀银染色白喉棒状杆菌用
可交换债券与可转换债券共同采用的交割方式是()。
成本降低是指降低成本支出的绝对额,是绝对成本控制。( )
下列对调查报告与总结的异同分析正确的有()。
幼儿游戏区别于其他活动的特点主要有:社会性、虚构性、自由性和_______。
根据给定材料.结合实际情况,针对市民们“没觉得北京是特别缺水的城市”这一现象,谈谈你的看法。要求:分析合理,条理清楚.语言简练,字数不超过300字。给定资料3.对北京市缺水的严重程度.有关政府部门并没有向社会过多宣讲,不过他们
(Ⅰ)设f(x)=4x3+3x2—6x,求f(x)的极值点;(Ⅱ)设有x=∫0ye—t2(y∈(—∞,+∞)),它的反函数是y=y(x),求y=y(x)的定义域及拐点.
国家标准《计算机软件产品开发文件编制指南GB8567—88》中规定,一项软件开发过程一般地说应该产生14种文件,其中管理人员主要使用的有(11)、(12)、(13)、开发进度月报、项目开发总结报告。开发人员主要使用的有(11)、(12)、(14)、数据要求
下面是IP协议中C类IP地址有关规定的叙述,其中正确的是()。
最新回复
(
0
)