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问题 单项选择题 A1型题

下列各项中，不属于新生儿化脓性脑膜炎临床表现的是（）.

A.苦笑面容

B.嗜睡

C.面色青灰、发绀

D.拒奶

E.烦躁不安、哭闹

答案

参考答案：A

解析：新生儿化脓性脑膜炎临床表现类似败血症，有精神萎靡、不吃、不哭、不动、面色欠佳等表现。

选择题

下列有关干细胞和细胞全能性的表述，正确的是[ ]

A．植物的成熟体细胞比动物的成熟体细胞更容易实现全能性

B．科学家们已经证实动物的成熟体细胞具有全能性

C．干细胞就是体外培养条件下容易实现全能性的细胞

D．在生物体内，细胞并没有表现出全能性的原因是细胞核遗传物质改变
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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 (106) of a software-intensive system. As the (107) standard modeling language, the UML facilitates communication and reduces confusion among project (108) The recent standardization of UML 2.0 has further extended the language’s scope and viability. Its inherent expressiveness allows users to (109) 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 (110) 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.

A．classes

B．components

C．sequences

D．artifacts
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