根据我国法律，下列家庭成员间的权利义务关系已经不存在的是[ ]

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问题选择题

A．父母与成年子女

B．和养父母已经确立合法收养关系的子女与亲生父母

C．离异父母和随对方生活的子女

D．共同生活的继父母与继子女

答案

答案：B

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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问答题简答题

转基因植物的风险有哪些？

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