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问题 选择题

清晨，草叶上的露珠是由空气中的水汽凝结成的水珠，这一物理过程中，水分子间的[ ]

A.引力消失，斥力增大

B.斥力消失，引力增大

C.引力、斥力都减小 

D.引力、斥力都增大

答案

答案：C

多项选择题

在 Windows XP 的桌面上创建快捷方式的方法有___________

A．用鼠标右键单击文件所在的磁盘，选择“创建快捷方式”

B．“资源管理器”→“文件”下拉菜单→“发送到”→“桌面快捷方式”

C．“资源管理器”中找到想要的文件，利用鼠标右键把它拖到桌面上，建立快捷方式

D．“资源管理器”中找到想要的文件，利用鼠标左键把它拖到桌面上，建立快捷方式
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单项选择题

The (71) is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several (72) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (73) , which consists of (74) indicated using a circle, and (75) shown as a rectangle. These two components can be linked by means of a directed arc.

（71）处填（）。

A．evolutionary model

B．workflow reference model

C．waterfall model

D．spiral model
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