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【简答题】
试述数据库设计过程各个阶段上的设计描述。
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皮皮学刷刷变学霸
举一反三
【单选题】. 《旧唐书》称:武则天“制公卿之死命,擅王者之威力”。武则天遗言无字碑,由后人评价自己的功过。但当代史学家充分肯定武则天的功绩,主要是因为( )
A.
她是中国历史唯一的女皇帝
B.
其执政时期经济继续发展
C.
发展科举制度，创立殿试制度
D.
求贤若渴，重用有才能的人
【单选题】From the passage, we know that most American teens spend the least time on ______.
A.
reading books and magazines
B.
the phone
C.
watching TV
D.
online
【单选题】______was known to them all that William had broken his promise______ he would give each of them a gilt
A.
As, which
B.
What, that
C.
It , that
D.
It , which
【单选题】What is the passage mainly about?
A.
Education and its limited function.
B.
The role of reading in education.
C.
Reading and self-development.
D.
Experience and self-development.
【简答题】'Pangea' Read a short passage and then listen to part of a lecture on the same topic. Reading Time: 45 seconds Pangea Plate tectonics assumes that the Earth's rigid outer layer is comprised of a numbe...
【简答题】A．About two million. B．About three million. C．About five million. D．About six million.
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