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
考研
Some historians say that the most important contribution of Dwight Eisenhower’s presidency in the 1950s was the U.S. interstate
Some historians say that the most important contribution of Dwight Eisenhower’s presidency in the 1950s was the U.S. interstate
admin
2019-06-10
20
问题
Some historians say that the most important contribution of Dwight Eisenhower’s presidency in the 1950s was the U.S. interstate highway system. It was a【C1】______project, easily surpassing the scale of such previous human 【C2】______ as the Panama Canal. Eisenhower’s interstate highways 【C3】______ the nation together in new ways and【C4】______major economic growth by making commerce less 【C5】______. Today, an information superhighway has been built—an electronic network that【C6】______libraries, corporations, government agencies and 【C7】______. This electronic superhighway is called the Internet, 【C8】______ it is the backbone of the World Wide Web.
The Internet had its【C9】______in a 1643 U.S. Defense Department computer network called ARPA net, which【C10】______Advanced Research Projects Agency Network. The Pentagon built the network for military contractors and universities doing military research to【C11】______information. In 1662 the National Science Foundation (NSF),【C12】______mission is to promote science, took over.
This new NSF network【C13】______more and more institutional users, many of【C14】______had their own internal networks. For example, most universities that【C15】______the NSF network had intercampus computer networks. The NSF network【C16】______became a connector for thousands of other networks.【C17】______a backbone system that interconnects networks, internet was a name that fit.
So we can see that the Internet is the wired infrastructure on which web【C18】______move. It began as a military communication system, which expanded into a government-funded【C19】______research network.
Today, the Internet is a user-financed system tying institutions of many sorts together【C20】______an "information superhighway".
【C8】
选项
A、and
B、yet
C、or
D、while
答案
A
解析
考查逻辑关系。空格处所在句子的意思为“这种电子高速公路被称为因特网,______是万维网的主干”。选项yet,or,while均为转折连词,只有A.and表示并列关系,与题意吻合。
转载请注明原文地址:https://kaotiyun.com/show/qcnZ777K
0
考研英语一
相关试题推荐
Nottoomanydecadesagoitseemed"obvious"bothtothegeneralpublicandtosociologiststhatmodernsocietyhaschangedpeop
Nottoomanydecadesagoitseemed"obvious"bothtothegeneralpublicandtosociologiststhatmodernsocietyhaschangedpeop
Scientistshavelongarguedovertherelativecontributionsofpracticeandnativetalenttothedevelopmentofeliteperformanc
Twiceayear,inspringandautumn,London’sfashionistasgo【C1】______atthesecondoftheworld’s"bigfour"fashionweeks.Fro
Twiceayear,inspringandautumn,London’sfashionistasgo【C1】______atthesecondoftheworld’s"bigfour"fashionweeks.Fro
Todaythereiswidespreadagreementthatmultinationalcorporationswillhaveanimportanteffectoninternationalrelationsand
Todaythereiswidespreadagreementthatmultinationalcorporationswillhaveanimportanteffectoninternationalrelationsand
ItisacknowledgedthatthemodernmusicalshowisAmerica’smostoriginalanddynamiccontributiontowardtheater.Inthelast
ItisacknowledgedthatthemodernmusicalshowisAmerica’smostoriginalanddynamiccontributiontowardtheater.Inthelast
随机试题
元代文人发展出的一种新颖的诗歌形式是【】
红细胞膜的功能包括
有关肾素-血管紧张素系统的正确叙述是
胎盘娩出后,子宫底每天下降
(2009年)关于实际物体的吸收率与发射率之间关系的论述中,错误的是()。
题29-30:某26层钢结构办公楼,采用钢框架一支撑体系,如图1-20所示。该工程为丙类建筑,抗震设防烈度8度,设计基本地震加速度为0.2g,设计地震分组为第一组,Ⅱ类场地。结构基本自振周期了T=3.0s。钢材采用Q345。①轴第6层偏心支撑框
1958年,IBM错过了收购一家新企业的机会,这家公司发明了一种新技术叫做复印。两年后,施乐公司诞生,从此以后IBM每天都追悔莫及。10年后,DEC公司发明了小型机,IBM认为太小的家伙不足以进行像样的运算,可当IBM最终进入小型机市场时,DEC已经发展成
超市中销售的苹果常常留有一定的油脂痕迹,表面显得油光滑亮。牛师傅认为,这是残留在苹果上的农药所致,水果在收摘之前都喷洒了农药,因此,消费者在超市购买水果后,一定要清洗干净方能食用。以下哪项最可能是牛师傅看法所依赖的假设?
设A是n阶矩阵,且A的行列式|A|=0,则A().
(中国矿业大学2009年试题)Solvingaproblemcanbebrokenintoseveralsteps.First,theproblemmustbeidentifiedcorrectly.Psychol
最新回复
(
0
)