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【单选题】

单选 (2 分 ) 每一篇数字文献,都有一个唯一的 ____ 码,通过该码可以准确地找到所要文献:

A.
IDF
B.
DOI
C.
DC
D.
ISSN
题目标签:数字单选
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参考答案:
参考解析:
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刷刷题刷刷变学霸
举一反三

【单选题】What is the main aim of book review? (单选)

A.
analyzing a perspective or argues a point
B.
analyzing or discussing researches previously published by others
C.
summaries and comments on a newly published academic book
D.
summaries, reviews and comments the research trends, the major discoveries, significant findings, the leading opinions on a particular subject.

【单选题】单选-考题A75

A.
调整电视对比度
B.
更改笔记本的分辨率
C.
关闭电视重新打开
D.
调整电视亮度