根据《物权法》的规定，下列物权变动，以登记为生效要件的有()A.房屋抵押权 B.建设

曲线y=1-x²与x轴围成图形的面积是______．

Almost all projects are planned and implemented in social, economic and environmental context, and have intended and unintended positive and/or negative impacts. In this context, the project team should do all the following EXCEPT: （）.

A．Understand how the project affects people and people affect the project. This may require understanding aspects of economic, demographic and educational characteristics of people whom the project affects or who may have interest in the project.

B．Understand the political climate that could affect the project.

C．Always be aware of the physical geography and local ecology where the project is being executed.

D．If having an international team, international factors like time-zone differences, national and regional holidays etc. to be taken into consideration.

欺诈发行股票、债券罪，是指在 ( )中隐瞒重要事实或者编造重大虚假内容，发行股票或者公司、企业债券，数额巨大、后果严重或者有其他严重情节的行为。

A．招股说明书

B．认股书

C．股票

D．公司、企业债券募集办法

E．财务会计报告

在“数据表”视图显示查询结果时，字段的排列顺序与用户在__________________对话框中选定字段的次序相同。

工作区的作用。