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【单选题】
下列属能源的是（）A.
煤炭
B.
石油
C.
水能
D.
电能
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【单选题】Real options is a business decision and is seen as _______________.
A.
a right and an obligation
B.
a right and not an obligation
C.
risky and mandatory
D.
a requirement for doing business
【多选题】Which of the following statements regarding real options are correct?
A.
Real options should only be exercised when they increase the NPV of a project.
B.
Real options enhance the forecast of a project's expected future cash flows by incorporating, at the start of the project, the effect of decisions that will be made at a later date.
C.
Real options give owners the right, but not the obligation, to exercise these opportunities at a later date.
D.
Real options build greater flexibility into a project and thus increase its net present value (NPV).
【单选题】Why doesnt the woman charge the man for his late check-out?
A.
Because the man has been queuing for a while.
B.
Because she was so busy that she forgot.
C.
Because the man's room is not booked this week.
D.
Because she charged the man some money last time.
【简答题】Describe the architecture options for implementing real-time ETL. 简述在架构实时ETL时的可以选择的架构部件。
【简答题】参比电极是与被测物质无关,电位 且稳定 。提供测量电位参考的 电极。
【简答题】参比电极是电位 且稳定,提供测量电位参考的 电极。指示电极的电极电位和待测离子浓度符合 方程。
【单选题】Many companies give their employees stock options to _____.
A.
make them the real owners of the enterprise.
B.
help them share the success and profit of the enterprise.
C.
boost the overall productivity of the enterprise.
D.
avoid union disagreements, walkouts, and labor strife.
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