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【判断题】
共价键的特征是具有方向性和饱和性,离子键的特征是没有方向性但有饱和性,氢键的特征是具有方向性和饱和性。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】第二章上机实验.docx 第10章上机实验.docx Example.rar
【单选题】下列哪种药物中毒禁忌洗胃
A.
磷化锌
B.
硝酸
C.
巴比妥钠
D.
氰化物
E.
敌百虫
【多选题】Operating system files for Windows Vista and Windows XP are located in which of the following?()(Select TWO).
A.
C:/documents and settings/administrator
B.
C:/windows/system
C.
C:/users/system 32
D.
C:/winnt
E.
C:/windows
【简答题】什么是综合单价?综合单价如何确定?
【单选题】人与( )的关系是人类社会最基本的关系。
A.
B.
社会
C.
自然
D.
群众
【简答题】A.John is usually late. B.John will be there at eight-thirty. C.John will not show up. D.John is usually on time.
【单选题】The Chinese lunar New Year usually _____ two records: the world's most watched television gala show, and its busiest telecommunications network.
A.
develops
B.
witnesses
C.
establishes
D.
launches
【单选题】You want to configure a multiboot system with Windows NT Workstation and Windows 2000 Professional. What should you do?
A.
When installing Windows 2000 Professional run chkdisk in Windows NT Workstation.
B.
Disable the disk compression in Windows NT Workstation.
C.
Install service pack four or later in Windows NT Workstation.
D.
Install the distributed file system client on the Windows NT Workstation.
【单选题】由于项目特征描述不够准确或错误而引起综合单价有了变化,应如何调整?( )
A.
.由于工程量清单计价一般采用的是单价合同,所以不得调整
B.
.项目特征描述不准确发生在招标阶段,招标人可以在招标答疑会上或招标前提出若发生在结算阶段,合同有约定的,按合同约定处理合同没有约定的,按《计价规范》第4.0.9条规定执行
【单选题】In a communal society, members __________
A.
usually show no interest in new technology
B.
enjoy relatively equal relations between others
C.
adapt the standard of a family to the whole society
D.
value their family status rather than the social one
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