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【单选题】
在WINDOWS 7环境中，屏幕上可以同时打开若干个窗口，但是 。A.
它们都不能工作，只有其余都最小化以后，留下一个窗口才能工作
B.
它们都不能工作，只有其余都关闭，留下一个才能工作
C.
其中只能有一个在工作，其余都不能工作
D.
其中只能有一个是当前活动窗口，它的标题栏颜色与众不同
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举一反三
【单选题】Suppose that you own a house. What is the opportunity cost of living in the house?
A.
There is no opportunity cost because you own the house.
B.
There is no opportunity cost unless you could set up a business in the house.
C.
The opportunity cost is the rent you could have received from a tenant if you didn't live there.
D.
The opportunity cost is the cost of your monthly mortgage payment plus bills.
【单选题】Consider the following statements about the budgeting process (1) The top-down approach which is set without permitting the ultimate budget holders to have the opportunity to participate in the budget...
A.
2 only
B.
1 and 2
C.
2and 3
D.
1only
【单选题】In the banking industry, bank managers rarely ____ the opportunity to set-up fly-by-night schemes.
A.
deny
B.
miss
C.
set
D.
develop
【简答题】( )将金属物放在蓄电池壳体上。A. 4
【判断题】The opportunity set of portfolios isall possible risk-return combinations of those securities.
A.
正确
B.
错误
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