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问题 选择题

—How's it going? —                  .

A. It's great b. You are welcome c. Thanks a lot

答案

答案：B

考查情景交际。语意;-----近况如何？------很好。

单项选择题 案例分析题

某建筑物建筑面积为100m2，已经过10年，重置价格为500元／m2，经济寿命为30年，残值率为5%。

由此可得该建筑物成新率为（）。

A.67.4%

B.68.3%

C.无法计算

D.47.432%
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单项选择题

At a basic level,cloud computing is simply a means of delivering ITresources as ____(71)___.Almost all IT resources can be belivered as a cloud service:applications,compute power,storage capacity,networking,programming tools,even communication services and collaboration ____(72)____. Cloud computing began as large-scale Internet service providers such as Google,Amazon,and others built out their infrastructure.Anarchitecture emerged:massively scaled,____(73)____ distributed system resources,abstracted as virtual IT services and managed as continuously configured,pooled resources.In this architecture,the data is mostly resident on ___(74)___ "somewhere on the Internet" and the application runs on both the "cloud servers" and the user’s browser. Both clouds and grids are built to scale horizontally very efficiently.Both are built to withstand failures of ___(75)___ elements or nodes.Both are charged on a per-use basis.But while grids typically process batch jobs,with a defined start and end point,cloud services can be continuous.What’s more,clouds expand the types of resources available - file storage,databases,and Web services - and extend the applicability to Web and enterprise applications.

（75）处填（）。

A．entire

B．individual

C．general

D．separate
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