单项选择题

A．She’s not a reliable source of information.
B．She’s not better than Ellen in studies.
C．She can remember anything that teachers say.
D．She doesn’t take notes in class.
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问答题
电子出版(electronic publishing)原本只在科学领域较为普遍，但如今它有了更为丰富的内涵(connotation)。电子出版包括电子书、数字报纸、数字期刊、数字图书馆等等。目前大部分的电子出版都是通过互联网实现的，但也有一小部分电子出版物并不依赖互联网进行传播。速度是电子出版一项最突出的优势，同时，由于制作这些出版物无需印刷，可以节约大量的资源。一项市场调查显示，到2015年底，世界上近一半的期刊和报纸的出版将实现数字化。
单项选择题
Employees are anxious about themselves because ______.
A．they cannot earn as much as they have expected before
B．they have to always compete with others for a better position
C．they cannot obtain spiritual satisfaction as a human being
D．they are always confronted with fundamental problems of life
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