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【单选题】
在windows7的资源管理器窗口右部,若已单击了第一个文件再按住Ctrl键,并单击了第五个文件,则()A.
有0个文件被选中
B.
有5个文件被选中
C.
有1个文件被选中
D.
有2个文件被选中
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反馈参考答案：
举一反三
【简答题】A．FOREIGN KEY B．PRIMARY KEY C．FOREIGN KEY (Sno) REFERENCES S D．FOREIGN KEY (Pno) PEFERENCES P
【单选题】Foreign outsourcing is
A.
an example of foreign direct investment.
B.
an example of internalization.
C.
the transfer of operations to foreign contractors.
D.
the substitution of immigration for foreign direct investment.
E.
currently illegal in the U.S.
【单选题】关于仿制图章去水印的说法以下错误的是()
A.
采样点即为复制的起始点
B.
不同的笔刷硬度不会影响绘制区域的边缘融合效果
C.
使用防止图章工具时按住 Alt 键进行选择
D.
不同的笔刷直径会影响绘制的范围
【单选题】听力原文：Is check ok? (A) Yes, the condition of this machine is very good. (B) Yes, we should check if everything is Ok. (C) Yes, you can use it. (23)
A.
B.
【单选题】Foreign outsourcing is
A.
the transfer of operations to foreign contractors.
B.
an example of internalization.
C.
an example of foreign direct investment.
D.
currently illegal in the U.S.
E.
the substitution of immigration for foreign direct investment.
【多选题】What are the criteria for good summary writing?
A.
Being complete and concise.
B.
Being objective.
C.
Including many details.
D.
Paraphrased in one's own words.
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