【判断题】创新可以提升服务能力,赢得持续竞争优势。( )
【判断题】具备信息需求又具有信息行为的人,称之为信息用户。信息用户包括企业用户和团体用户。
【单选题】______ for quite a long time, the rivers here are all dried up.
A.
There has been no rain
C.
There having been no rain
【判断题】“天行健,君子以自强不息”体现了人生需进取的态度。
【简答题】Never has there been a language quite like English. A bold statement, yet nevertheless true. Consider a few statistics. Today, one out of every seven people in the world use English in some way. More ...
【简答题】()梅赛德斯-奔驰 ()宝马梅赛德斯-奔驰 ( )宝马
【简答题】放大电路引入反馈后,削弱了净输入信号,使电路的增益降低,这种反馈称为 。
【单选题】听力原文: There is nothing quite so depressing as a house which has been shut up for a period of time. Even if it has been kept dusted and clean, there is still a musty smell and a feeling of airlessness ...
A.
A house which has been shut up for some period of time.
B.
An empty house that is usually kept clean.
D.
A new house with fresh and clean smell.