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
75
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.
【C7】
选项
A、recall
B、to recall
C、recalling
D、recalled
答案
B
解析
本题考查动词enable搭配,其固定搭配为enable to do sth.,所以答案为B。
转载请注明原文地址:https://kaotiyun.com/show/w35d777K
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
I’llneverforgetthatsummerdayin1965whenmymothersuddenlydiedofanunexplainedillnessattheageof36.Laterthataf
Theemployeesworkedhardbecause________.Mr.Whitewasinterestedinallbecause________.
Thisarticleismainlyabout_______.HowdidDorotheaDixfirstrealizethemistreatmentofinsanepeople?
Asuperstarusuallyissomeonewhohasbecomefamousinsports,orfilms,orpopularmusic,someonelikethefamoussingerMichae
NotthatI’munwillingtolendyouahand,__I’mtoobusyforthemoment.
WhyisHarryunhappy?
DoyouknowthattheChineseathleteZhangJianhasjustswumacross______Channel?
—Whomdoyouwanttoseeatthemoment?—Theman______Mr.Zhang.
It’snearlyseveno’clock.Jack______behereatanymoment.
MotherkepttellingPeterthatheshouldworkharder,______didn’thelp.
随机试题
涂漆前怎样对金属表面进行预处理?
用于盖髓剂的氢氧化钙制剂的pH为
A、第二乳磨牙和乳尖牙B、第一恒磨牙C、第二恒磨牙D、乳中切牙和乳磨牙E、恒前磨牙混合牙列应重点防治
A、伤寒B、钩端螺旋体病C、恙虫病D、肾综合征出血热E、地方性斑疹伤寒女性,23岁,高热8天,伴有畏寒、头痛、全身酸痛。体检:胸腹部可见少量散在淡红色小斑丘疹,肝、脾均在肋下1cm。血WBC2.8×109/L,外斐反应1:
下列化合物酸性最强的是().
城市供热对象的选择应满足()的原则。
根据《税收征收管理法》规定,对不按时缴纳税款的,税务机关可从滞纳税款之日起,按日加收滞纳税款()的滞纳金。
1.给定材料当下,部分“90后”青年“人未老,心已丧”,涉世未深,却已“立地成佛”,在本应斗志昂扬的年纪就对生活“缴械投降”,放弃挣扎与奋斗。这在全国政协委员、新东方教育集团董事长俞敏洪年轻时是难以想象的,“我们小时候如果一天不干活,一
下列有关商品的使用价值的说法正确的有()。
明日の運動会はチュウシです。
最新回复
(
0
)