首页
登录
职称英语
How did the early people do their counting? At first, they did all their cou
How did the early people do their counting? At first, they did all their cou
游客
2023-06-28
58
管理
问题
How did the early people do their counting? At first, they did all their counting with small stones. Later, they learned to use their fingers in counting. Since man has ten fingers, the number ten became the【C1】______of all counting in many parts of the world.
In 1946 the first electronic computers went into【C2】______. Since its invention the computer has changed greatly, and it has more and more uses. It can【C3】______people from difficult measurement and computation.
There are【C4】______computations in science and engineering. Scientists are unable to make them, but the computer can do them quickly and【C5】______. For instance, a spaceship cannot leave the earth and go to the moon without computers. What must the spaceship be like? When can it leave? Will it be on the right【C6】______? The computer must answer all these questions.
In recent years more and more people have used computers not only in production and technology, but also in everyday life, for the simple reason that they are far more【C7】______than man. They have much better memories and can【C8】______large amounts of information. No man【C9】______can do 500,000 sums in one second, but a computer can. In fact, computers can do many of the things we do, but faster and better. They can【C10】______machines in factories, work out tomorrow’s weather, and even do translation work.
In the future we are going to use computers for almost everything almost every day.
A. control B. alive C. operation D. reproduce
E. correctly F. efficient G. free H. omit
I. complex J. foundation K. discipline L. store
M. living N. naturally O. course [br] 【C3】
选项
答案
G
解析
此处应为动词原形,可与其后的from搭配。本句说的是电子计算机的优点,因此本题答案应为free。free sb.from意为“使某人解除……”。
转载请注明原文地址:https://tihaiku.com/zcyy/2788789.html
相关试题推荐
EvergladesNationalParkA)WhenmanypeoplethinkofFlorida,imagesof
EvergladesNationalParkA)WhenmanypeoplethinkofFlorida,imagesof
EvergladesNationalParkA)WhenmanypeoplethinkofFlorida,imagesof
EvergladesNationalParkA)WhenmanypeoplethinkofFlorida,imagesof
EvergladesNationalParkA)WhenmanypeoplethinkofFlorida,imagesof
Forthousandsofyears,peoplethoughtofglassassomethingbeautifultolo
Forthousandsofyears,peoplethoughtofglassassomethingbeautifultolo
Manypeoplewonderwhysomemenwanttoliveonthemoon.Itis【C1】______not
Manypeoplewonderwhysomemenwanttoliveonthemoon.Itis【C1】______not
Manypeoplewonderwhysomemenwanttoliveonthemoon.Itis【C1】______not
随机试题
Ideasabout"spoiling"childrenhavealwaysinvolvedconsiderationofjustw
Londoniscomposedof______and______.A、Londonboroughs,CityofLondonB、Londo
Afterseeinga(11)bittentodeathbyadogforprotectinghereggs,a9-yearol
下列钱币出现的先后顺序正确的是( )。 A.②③①④ B.①②③④
简单随机抽样是抽样中最基本也是最简单的组织形式。()
《医疗事故处理条例》第十四条规定:发生哪种重大医疗过失行为的,医疗机构应当在12
A.胃大部切除术后吻合口梗阻 B.胃大部切除术后输入段不全梗阻 C.胃大部切
某公司近10年投资5亿元研究了一项发明专利,现发现可以用于新型冠状病毒的快速精准
公路工程合同体系中的核心合同是( )。 A、监理合同 B、施工合同
标的物为期货合约的期权称为期货期权,期货期权只能在交易所交易。()
最新回复
(
0
)