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问题 单项选择题

运用实物期权方法进行房地产投资决策时，对开发规模较大，首期较难产生理想收益的房地产项目，可通过()确定是否进行投资。(2011年真题)

A、等待投资型期权估价

B、放弃型期权估价

C、成长型期权估价

D、柔性期权估价

答案

参考答案：C

解析：参见教材P244。 【该题针对“房地产投资决策中的实物期权方法”知识点进行考核】

填空题

根据句子意思，用括号中所给单词的适当形式填空。

1. Our school becomes quiet and _______ (peace) after children leave.

2. Sandy organized a charity show _______ (success) last year.

3. Bill was feeling sad. He told me about his _______ (happy).

4. ______ (sleep) in a blue room is good for your mind and body .

5. Simon just forgot when ______ (meet) his friends

6. Wearing red can help when you are having difficulty ______ (make) a decision.

7. You'd better give up _______ (smoke), it's bad for your health.

8. A year is _______ (divide) into 12 star signs in western countries.

9. Andy is _______ (energy) enough to be a leader.

10. It is silly of you _______ (not forgive) others for their faults.

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单项选择题

在低压蒸汽采暖系统管道中，热媒的最大允许流速应符合( )。

A．汽水同向流动时25m/s；汽水逆向流动时20m/s
B．汽水同向流动时30m/s；汽水逆向流动时20m/s
C．汽水同向流动时25m/s；汽水逆向流动时30m/s
D．汽水同向流动时30m/s；汽水逆向流动时25m/s
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