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 Internet is an international collection of computer networks that all understand a standard system of addresses and commands
The Internet is an international collection of computer networks that all understand a standard system of addresses and commands
admin
2017-11-17
24
问题
The Internet is an international collection of computer networks that all understand a standard system of addresses and commands, connected together through backbone (中枢) systems. It was started in 1969, when the U.S. Department of Defense【C1】______a nationwide network to connect a handful of universities and contractors (订约人). The【C2】______idea was to increase computing capacity that could be shared by users in many locations and to find out what it would take for computer networks to【C3】______a nuclear war or other disasters by providing multiple paths between users. People on the ARPNET (as this nationwide network was originally called) quickly discovered that they could exchange messages and conduct electronic "conferences" with distant colleagues for【C4】______that had nothing to do with the military industrial complex. If somebody else had something interesting【C5】______on their computer, it was a simple matter to obtain a copy (assuming the owner did not protect it).
Over the years, additional networks joined which added【C6】______to more and more computers. The first international connections, to Norway and England, were added in 1973. Today thousands of networks and millions of computers are connected to the Internet. It is growing so quickly that nobody can say【C7】______how many users "on the Net".
The Internet is the largest repository (知识库) of information which can provide very large network resources. The network resources can be【C8】______into network facilities resources and network information resources. The network facilities resources provide us the ability of【C9】______computation and communication. The network information resources provides us all kinds of information【C10】______, such as science, education, business, history, law, art, and entertainment, etc.
A. access B. original C. divided D. survive
E. debates F. established G. purposes H. genuine
I. exactly J. remote K. possibility L. stored
M. totally N. services O. maintain
【C10】
选项
答案
N
解析
此处需填名词。由下文such as后的列举的科学、教育、商业等,可知services正确。information services意为“信息服务”。
转载请注明原文地址:https://kaotiyun.com/show/zXa7777K
0
大学英语四级
相关试题推荐
Althougheachbabyhasanindividualscheduleofdevelopment,generalpatternsofgrowthhavebeenobservedThreeperiodsofdev
Mostpeopleoftendreamatnight.Whentheywakeinthemorningtheysaytothemselves,"WhatastrangedreamIhad!Iwonderwh
Mostpeopleoftendreamatnight.Whentheywakeinthemorningtheysaytothemselves,"WhatastrangedreamIhad!Iwonderwh
Keepingafullsocialcalendarmayhelpprotectyoufromdementia(痴呆症),researcherssaidonMonday.【C1】______activepeople
GPSA)TheGlobalPositioningSystemisa.space-basedtriangulationsystemusingsatellitesandcomputerstomeasurepositi
GPSA)TheGlobalPositioningSystemisa.space-basedtriangulationsystemusingsatellitesandcomputerstomeasurepositi
Pub-talkA)Pub-talk,themostpopularactivityinallpubs,isanativedialectwithitsowndistinctivegrammar.Thereare
Forsomeeducators,thereisnothingwrongwithfunandgames.AgroupcalledtheEducationArcaderecentlyheldaconferencein
Thereisnodenyingthatstudentsshouldlearnsomethingabouthowcomputerswork,justasweexpectthematleasttounderstand
随机试题
有关用电操作正确的是()。
A、肢端肥大症B、巨人症C、侏儒症D、黏液性水肿E、呆小症成年甲状腺功能低下,会导致
下列各项中,不会引起留存收益总额发生增减变动的有( )。
在Excel工作表中公式被复制后,参数的地址不发生变化,这种引用形式称为______。
甲将一块罗马表丢失,被人捡到送至失物招领处。招领期限过后因无人认领,该表被拍卖给乙。后丙盗得该表并将其转卖给丁。该案查获后,甲、乙、丁都主张该表的所有权。该表应归谁所有()。
某派出所拟开展以“拒绝家暴,关爱儿童健康成长”为主题的系列宣传活动,不宜采取的方式是:
简述弗里德曼的货币需求理论。
当使用fstram流类定义一个流对象并打开一个磁盘文件时,文件的隐含打开方式为
Readthefollowingarticleandanswerquestions9-18onthenextpage.Addiction1.Theword"addiction"isoftenusedl
(Paragraph8,Passage1)ShequalifiedfortheOlympicsafterclaimingagainthenationalchampioninherthirdcomebacklastAp
最新回复
(
0
)