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问题 单项选择题

晓颖以为做事应该尽善尽美，绝不允许任何差错，因而平时稍有失误就极度焦虑，张老师通过改变认知偏差来帮助她克服这种焦虑，这种心理疏导（ ）

A．强化法

B．系统脱敏法

C．消退法

D．合理情绪治疗法

答案

参考答案：D

单项选择题

出现大便隐血试验阳性，其上消化道出血量至少达到的数量是（）

A.5ml以上

B.10ml

C.20ml

D.50ml

E.60ml
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单项选择题

For nearly ten years, the Unified Modeling Language (UML) has been the industry standard for visualizing, specifying, constructing, and documenting the （71） of a software-intensive system. As the （72）standard modeling language, the UML facilitates communication and reduces confusion among project （73）The recent standardization of UML 2.0 has further extended the language’s scope and viability. Its inherent expressiveness allows users to （74）everything from enterprise information systems and distributed Web-based applications to real-time embedded systems. The UML is not limited to modeling software. In fact, it is expressive enough to model （75） systems, such as workflow in the legal system, the structure and behavior of a patient healthcare system, software engineering in aircraft combat systems, and the design of hardware. To understand the UML, you need to form a conceptual model of the language, and this requires learning three major elements: the UML’s basic building blocks, the rules that dictate how those building blocks may be put together, and some common mechanisms that apply throughout the UML.

（75）处填（）。

A．non-hardware

B．non-software

C．hardware

D．software
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