What her grandfather said left a_____impression on her mind.She still remembers it.
A. final
B. vague
C. deep
D. main
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If you asked people what the most important invention has been,many would say the printing press.Others 1 say the wheel.But even though it’s 2 whether the appearance of the printing press affected the course of history more than the wheel,the printing press 3 within the top two or three inventions in history. 4 the telephone,the television,the radio,and the computer,the written word was the only way to 5 ideas to people too far away to talk with.Until the 6th or 7th century,all books had to be written 6.Creating a book was difficult,and very few existed.Therefore,very few people read books. In the 6th and 7th centuries,the Chinese invented a way to print pages by 7 characters and pictures on wooden,ivory,or clay blocks.They would print a page from the block by putting 8 on the block and pressing paper onto the ink.This 9 is called letterpress printing.The invention of letterpress printing was a great advance in communication 10 each block could be inked many times and many copies of each page could be made.Many books could now be made.Therefore,many people could read the same book.
A. when
B. because
C. although
D. if
在下列网络服务中, (41) 是远程登录服务,Internet中域名与IP地址之间的翻译是由 (42) 来完成的。
A. WWW
B. FTP
C. BBS
D. Telnet
企业信息系统项目的基础是企业信息战略规划,规划的起点是将 (12) 与企业的信息需求转换成信息系统目标,实施信息系统项目是要为企业建立起数据处理中心,以满足各级管理人员关于信息的需求,它坚持以 (13) 为中心的原则。
A. 事务处理
B. 现行人工和电算化混合的信息系统
C. 企业战略目标
D. 第一把手要求
在下列网络服务中, (41) 是远程登录服务,Internet中域名与IP地址之间的翻译是由 (42) 来完成的。
A. 域名服务器
B. 代理服务器
C. FTP服务器
D. Web服务器