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
Plugging into Electronic Databases If you are looking【C1】______information, library shelves are a good place【C2】______. But i
Plugging into Electronic Databases If you are looking【C1】______information, library shelves are a good place【C2】______. But i
admin
2011-01-14
86
问题
Plugging into Electronic Databases
If you are looking【C1】______information, library shelves are a good place【C2】______. But if you need up-to-the-minute data or have specialized needs, you may【C3】______a computerized database more useful,【C4】______expensive, and less time consuming. A database, a file of【C5】______on one subject or family of subjects, can be【C6】______and maintained in a computer’s memory. The speed of the computer then enables you【C7】______any item in this file almost instantly.
The three main types of databases are statistics, bibliographies, and full text. Statistical databases store vast【C8】______of numerical data, such as wages and price indexes, census information, foreign exchange rates, and bond prices. Bibliographic databases store references to and【C9】______of articles【C10】______periodicals and newspapers. Full-text databases offer the complete texts of such materials【C11】______newspaper, magazine and journal articles.
【C12】______databases exist today, and their numbers are【C13】______Many companies have their【C14】______database,【C15】______is accessible【C16】______employees through computer terminals or microcomputers.【C17】______addition, several hundred commercial data bases are now available【C18】______the public,【C19】______literally millions of information readily retrievable. These databases cover specific fields, such as law and financial【C20】______, or general information, such as sports and weather data.
【C12】
选项
A、Thousand
B、Thousands
C、Thousand of
D、Thousands of
答案
D
解析
若前面没有具体数字,用固定搭配thousands of(成千上万的),所以答案为D。
转载请注明原文地址:https://kaotiyun.com/show/A35d777K
本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
0
公共英语二级笔试
公共英语(PETS)
相关试题推荐
WhatistheEnglishproblemwiththeman?
Whereistheconversationtakingplace?
Stellawasunhappybecauseshe
--What’sthematter?--Mind______ameetingtomorrow.
ThoughconsideredasoneofthemostimportantpoetsinAmericatoday,________.
几位外籍教师在你校高三毕业生中召开座谈会。请你写一份80~100词左右的英文发言稿,开头已给出,谈谈中国学生通常是怎样解决大学费用的。主要途径:1.父母资助;2.自己打工挣钱;3.申请贷款读书,毕业后归还。个人打算:1.父母承担学费;2
--Whatdidhejustsay?--Nothing,he______tohimself.
Ambrosebelievesthattheartofstorytelling______.Theunderlinedphrase"ingoodhands"(Line2,Para.7)means"______".
随机试题
原始公社制度的核心是()
达到社会化目标的根本途径是()
重症肌无力90%以上的病例可见
下面对工作流程图描述不正确的是()。
关于产品质量监督检查制度的说法,错误的是()。
某企业集团中,母公司对子公司的控股比例为80%,母公司年初未分配利润为20万元,予公司年初未分配利润为10万元,子公司年末盈余公积为5万元,当期新提盈余公积为1万元,母公司年初内部应收账款为3万元,坏账提取比例为3%,则合并会计报表中的年初未分配利润为(
“稳重而富有毅力,但往往又表现出缓慢与固执”属于抑郁质。()
出于对进城农民工生活的深切关怀,作家们在叙述农民进城的故事时,大都会情不自禁的持有一种严正的道德立场,这些故事往往被简化为一种苦难叙事或控诉文学,在这种叙事图景中,城市和农村往往被抽象化为两个相对立的价值世界,农民们在城市中的挣扎,也总是被演绎为一曲关于质
A-----coursestakenJ-----jobobjectiveB-----currentaddressK-----permanentaddressC-----dateofbi
A、Possibilitiesforoff-campushousing.B、Themethodusedtoassignhousing.C、Theimpactofdormitoryrepairsonthehousingsi
最新回复
(
0
)