某宾馆开发项目共有150间客房，平均每间客房的面积为40m2，总建筑面积为6800m2。当地同档次宾馆的综合造价为3000元/m2，每间客房的综合投资为14万元。则用单元估算法计算的该宾馆总投资为()万元。
A. 1800
B. 2040
C. 2100
D. 2380
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杠杆租赁中，出租人既是资产的出租者，同时又是借款人。 ()
A. 正确
B. 错误
收益性物业可以获取的最大租金收入称为有效毛收入。()
A. 正确
B. 错误
The processes of making drinking glasses by Green Glass are a. the bottle is turned upside
A. a, d, c, b
B. c, a, b, d
C. c, d, b, a
D. a, c, b, d
You are the administrator of a SQL Server 2000 computer. The server contains a database that is heavily indexed and that company users query extensively. The database has grown and query response time has slowed. The database is stored in a single data file.
You want to accelerate query response time. What should you do？
A. On a new hard disk, create a new filegroup. Drop the existing nonclustered indexes, and then re-create them on the new filegroup.
B. On a new hard disk, add a new file to the PRIMARY filegroup. Drop the existing nonclustered indexes, and then re-create them on the PRIMARY filegroup.
C. On the existing hard disk, create a new filegroup. Drop the existing nonclustered indexes, and then re-create them on the new filegroup.
D. On the existing hard disk, add a new file to the primary filegroup. Drop the existing nonclustered indexes, and then re-create them on the PRIMARY filegroup.
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