题目内容

对于收益性房地产来说，建筑物的经济寿命是().

A. 建筑物竣工之日起到不能保证其安全使用之日止的时间
B. 在正常市场和运营状态下净收益大于零的持续时间
C. 由建筑结构、工程质量、用途与维护状况等决定的时间
D. 剩余经济寿命与实际年龄之和的时间

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听力原文：Patient: Aaaagh !
Dentist: But I haven't touched you yet. What are you shouting for？
Patient: You are going to touch me.
Dentist: Well, of course I am. How can I give you an injection without touching you. As soon as you've had the injection your gum will freeze and you won't feel a thing.
Patient: How do I know what you will do while I am asleep？ You might rob me.
Dentist: Now let's not be silly. You won't go to sleep. We don't do that nowadays. This will just freeze the area around the tooth so that you cannot feel any pain while I am pulling out the tooth. That is all. You won't go to sleep. You can watch everything in that mirror above you. Come along now.
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A. Customer and assistant.
B. Teacher and student.
C. Doctor and patient.

【B5】

A. ones
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C. tasks
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A．85%.B．87%.C．89%.D．90%.

A. 85%.
B. 87%.
C. 89%.
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在TCP/IP协议分层结构中，SNMP是在(36)协议之上的(37)请求/响应协议。SNMP协议管理操作中，管理代理主动向管理进程报告事件的操作是(38)。在ISO OSI/RM基础上的公共管理信息服务/公共管理信息协议(CMIS/CMIP)是一个完整的网络管理协议族，网络管理应用进程使用OSI参考模型的(39)。CMOT是要在(40)实现公共管理信息服务协议(CMIS)的服务，它是一个过渡性的解决方案，希望过渡到OSI网络管理协议被广泛采用。

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