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【单选题】
通过模式 / 内模式映像,可以保证数据和应用程序之间的( )A.
逻辑数据独立性
B.
物理数据独立性
C.
数据一致性
D.
数据安全性
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参考解析：
知识点：
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举一反三
【简答题】intention
【单选题】What does the woman mean when she says this:
A.
She is not sure that the student employee will give her the form.
B.
She thinks that he will have to wait for the student employees.
C.
She does not want the man to bother her because she is busy.
D.
She is is not sure that the man understands what to do.
【简答题】intention
【单选题】听力原文： Shell Group says so far it has invested over 1.6 billion USD in China. The figure will soar to 5 billion within the next few years. Shell said the energy resource supply of China will double aro...
A.
1.6 billion USD
B.
1.6 million USD
C.
5 billion USD
D.
5 million USD