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
How did the early people do their counting? At first, they did all their counting with small stones. Later, they learned to use
How did the early people do their counting? At first, they did all their counting with small stones. Later, they learned to use
admin
2012-12-26
45
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【1】of all counting in many parts of the world.
In 1946 the first electronic computers went into【2】. Since its invention the computer has changed greatly, and it has more and more uses. It can【3】people from difficult measurement and computation.
There are【4】computations in science and engineering. Scientists are unable to make them, but the computer can do them quickly and【5】. 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【6】?
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【7】than man. They have much better memories and can【8】large amounts of information. No man【9】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【10】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
【7】
选项
答案
F
解析
此处应为形容词。根据本句内容,即空白处所在的more…than…比较句,及下一个句子中的They have muchbetter memories等比较成分,可以推断该词表积极意义,表明电脑比人类更能干,因此本题答案为efficient。
转载请注明原文地址:https://kaotiyun.com/show/9aw7777K
0
大学英语四级
相关试题推荐
Everyonemusthavehadatleastonepersonalexperiencewithacomputererrorbythistime.Bankbalancesaresuddenlyreported
WhyDIY?ThereasonswhypeopleengageinDIYhavealwaysbeennumerousandcomplex.Forsome,DIYhasprovidedarareoppor
WhyDIY?ThereasonswhypeopleengageinDIYhavealwaysbeennumerousandcomplex.Forsome,DIYhasprovidedarareoppor
ItisadisgracethatMs.Chavezcontinuouslyspreadsmisinformationaboutbilingualeducation.Toomanypeopleaccepttheidea
ItisadisgracethatMs.Chavezcontinuouslyspreadsmisinformationaboutbilingualeducation.Toomanypeopleaccepttheidea
A、Shewantedtoobeyhermother.B、Shefoundnoonewillingtolistentoher.C、ShethoughtitwasshamefultohaveAIDS.D、She
Althoughtheenjoymentofcolorisuniversalandcolortheoryhasallkindsofnamestoit,colorremainsaveryemotionalands
Althoughtheenjoymentofcolorisuniversalandcolortheoryhasallkindsofnamestoit,colorremainsaveryemotionalands
EarthquakeCanScientistsPredictKillerEarthquakes?ThedatewasNovember23,1980.PeoplenearNaples,inSouthernItaly
随机试题
泰罗认为军事型组织有两个缺陷:第一,它要求过多的来自最高层的________;第二,对________期望太多,其结果是有效地排斥了管理层对工人的直接控制。
(2008年第61题)患者,男,50岁。2个月前,因急性前壁心肌梗死入院,经行左前降支内药物支架植入后,住院7天出院。此后患者无任何症状,服用药物1个月后自行停用。2小时前在睡眠中再次发生剧烈胸痛,ECG证实为急性前壁再发心肌梗死。该患者本次再梗的最可能原
患者男,22岁,大四学生。因“缓起头痛头紧、心烦、脾气大、易疲劳1年余”就诊。自诉1年多来经常感觉头晕脑胀,头部像有一个“紧箍咒”,整天昏昏沉沉的。经常无缘无故觉得累,但一玩游戏则感觉好些;容易困,但很难进入较深的睡眠状态。服用营养品效果不佳,迫切希望医生
女,38岁。腰痛伴左下肢放射痛1周。查体:下腰椎旁压痛,左下肢直腿抬高试验阳性(40°),加强试验阳性,左侧小腿外侧及足背内侧皮肤感觉减弱,左侧伸躅肌力减弱,考虑为腰椎间盘突出症。最可能突出的间隙是
引起便秘的常见病因是
依据《刑法》规定,下列哪些情形可以被认为属于“情节显著轻微危害不大,不认为是犯罪”?
居住区内的绿地应包括()。
混凝土拌合时的重要控制参数是()。
隐匿或者故意销毁依法应当保存的会计凭证、会计账簿、财务会计报告,对单位及其直接负责的人员()。
gettingmarried
最新回复
(
0
)