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问题 单项选择题

艾滋病的口腔表现为

A、口腔念珠菌病、复发性口疮、口腔粘膜毛状白斑、口腔疱疹

B、口腔溃疡、口腔疱疹、口腔毛状白斑、卡波西肉瘤

C、口腔疱疹、口腔粘膜毛状白斑、口腔卡皮西内瘤、口腔念珠菌病

D、扁平苔藓、口腔溃疡、口腔卡波西肉瘤、口腔念珠菌病

E、增殖性红斑、扁平苔藓、口腔疱疹、复发性口疮

答案

参考答案：C

单项选择题

对现有建筑可采取的行动方案中，（）是对现有建筑物进行全面整修，使建筑物从内到外全面更新。

A.保持现状不变

B.修缮

C.改造

D.翻新
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单项选择题

The analysis phase answers the questions of who will use the system，what the system will do，and where and when it will be used．During this phase，the project team investigates any current system，identifies (71) ，and develops a concept for the new system．This phase has three steps：first， (72) is developed to guide the project team’s efforts．It usually includes an analysis of the current system and its problems，and the ways to design a new system．The next step is (73) ．The analysis of this information-in conjunction with input from the project sponsor and many other people-leads to the development of a concept for a new system．The system concept is then used as a basis to develop a set of business analysis models that describes how the business will operate if the new system were developed．The set of models typically includes models that represent the (74) necessary to suppor the underlying business process．Last，the analyses，system concepts，and models are combinedin to a document called the (75) ，which is presented to the project sponsor and other key decision makers that decide whether the project should continue to move forward．

A．improvement opportunities
B．logical model
C．system requirements
D．system architecture
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