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
2023-07-01
51
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/2798124.html
相关试题推荐
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
Stuntpeople(替身演员)arenotmoviestars,buttheyarethehiddenheroesofma
[originaltext]Americansusuallyconsiderthemselvesafriendlypeople.Their
[originaltext]Americansusuallyconsiderthemselvesafriendlypeople.Their
[originaltext]Peopleovertheageof65intheUSAarecalledseniorcitize
[originaltext]TraditionalAmericansummercampsofferyoungpeopleachance
随机试题
Itishardtopredicthowscienceisgoingtoturnout,andifitisreallyg
关于点号的说法,正确的有( )。A.点号的主要作用在于标明语句的性质和作用
A.与GABA受体亚单位结合 B.增强GABA能神经传递和突触抑制 C.减慢
心脏疾患的患者最重要的的指标是()A.肝功能异常 B.高胆固醇血症
王老师在讲授“郑和下西洋”这一子目内容时,为了方便学生对郑和船队的行进路线、到达
不动产投资是指土地以及建筑物等土地定着物,相对动产而言,强调财产和权利载体在地理
REITs房地产投资信托基金采购物业的价格通常低于重置成本,如低价收购尚未完工但
流动性偏好理论认为,当流动性陷阱发生后,货币需求曲线是一条( )的直线。A.平
投资项目决策分析与评价的基本要求包括贯彻落实科学发展观、资料数据准确可靠和()
下列不属于挖掘机技术要求中“四禁止”的是()。A.禁止铲斗未离开工作面时,进
最新回复
(
0
)