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
Space Research Does walking on the moon make life better for people on earth?【51】all the problems of our own world, why shou
Space Research Does walking on the moon make life better for people on earth?【51】all the problems of our own world, why shou
admin
2011-01-01
58
问题
Space Research
Does walking on the moon make life better for people on earth?【51】all the problems of our own world, why should we be spending huge【52】on trips to outer space? Such questions as these are often asked, especially【53】those whose tax money is paying for space explorations. The answers to these questions are many and【54】.
Up to now, the practical benefits resulting【55】space research have included the development of new methods and skills, new processes, new services, new products, and even new companies created to make use of what【56】through space travel. Also among the benefits【57】better education (especially in scientific subjects),【58】management, higher quality of industrial products ,and rapid【59】growth. People all over the world are now served by【60】weather predictions, better communication systems, and better understanding of the earth and its environment. Everyone will benefit【61】observations from space make【62】possible to measure the earth’s resources and【63】whether or not they are being used properly.【51】the space program will help our world deal with the problems of the environment. It has already brought a new appreciation of the complex system【65】man is only a part.
In addition to improving the quality of existing products, the space program has been responsible for the development and improvement of new ones. The most important is the computer. To bring the endangered Apollo 13 astronauts home safely in 1970,a new flight plan had to be made taking account of an unbelievably complex combination of elements. The computer accomplished this task in seventy-two minutes, whereas a man or a woman working with pencil and paper take more than a million years! If there had been no space program, it is doubtful that computers would now be so widely used in industry and government.
选项
A、which
B、for which
C、among which
D、of which
答案
D
解析
转载请注明原文地址:https://kaotiyun.com/show/UiGd777K
本试题收录于:
职称英语综合类C级题库职称英语分类
0
职称英语综合类C级
职称英语
相关试题推荐
FalseFearofBigFishManypeoplebelievesharks(鲨鱼)aredangerousandwillalwaystrytohurtorevenkillhumans.【B1】_____
FalseFearofBigFishManypeoplebelievesharks(鲨鱼)aredangerousandwillalwaystrytohurtorevenkillhumans.【B1】_____
TheThreattoKiribatiThepeopleofKiribatiareafraidthatonedayinthenot-too-distantfuture,theircountrywilldisa
TheThreattoKiribatiThepeopleofKiribatiareafraidthatonedayinthenot-too-distantfuture,theircountrywilldisa
Theresearchershavejustcompletedastudyofdrivingsituations.
ADoctorintheHouseBrushingyourteethtwiceadayshouldkeepthedentistaway.Butifagroupofscientificresearchers
ADoctorintheHouseBrushingyourteethtwiceadayshouldkeepthedentistaway.Butifagroupofscientificresearchers
ADoctorintheHouseBrushingyourteethtwiceadayshouldkeepthedentistaway.Butifagroupofscientificresearchers
随机试题
Excel中,排序可以根据_______选择字段值的升序或降序两个方向分别进行。
女性成年患者,拟行阑尾炎切除术,术前常规禁饮时间不得少于()
下列不是沥青混凝土路面主要检验内容的是( )。
采用低正常股利加额外股利政策的优点有()。
下列交换方式中,()一次连接沿着一条路由路径发送所有的数据。
人工智能的出现对哲学意识论的意义是
旧唯物主义之所以是半截子的唯物主义,是因为( )
比较客观、公正、准确地评价社会成员人生价值的大小,除了要掌握科学的标准外,还需要掌握恰当的评价方法,坚持()
下列叙述中,正确的是()。
Ifpeoplecan’ttellallkindsofcolors,wecansaytheyarecolor-blind.Mostcolor-blindpeoplecansee【T1】______butcannott
最新回复
(
0
)