题目内容

急性腰扭伤与腰椎间盘突出症均可有坐骨神经支配区疼痛，鉴别主要依靠（）

A. 外伤史
B. X线摄片
C. 局部痛点普鲁卡因封闭
D. 直腿抬高试验
E. 股神经牵拉试验

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抵押权人与抵押人未就抵押权实现方式达成协议的，抵押权人可以请求人民法院（）抵押财产。

A. 拍卖和变卖
B. 拍卖和转移
C. 变卖转移
D. 转移和折现

上颌骨骨折概述。

Extreme Programming (XP) is a discipline of sofiware development with (1) of simplicity,communication, feedback and cuurage. Successful software development is a team effort - not just the development team, but the larger team consisting of customer, management and developers. XP is a simple process that brings these people together and helps them to success together. XP is aimed primarily at object-oriented projects using teams of a dozen or fewer programmers in one location. The principles of XP apply to any (2) project that needs to deliver quality software rapidly and flexibly. An XP project needs a (3) customer to provide guidance. Customers, programmers, managers, are all working (4) to build the system that's needed, Customers - those who have software that needs to be developed - will learn simple, effective way to (5) what they need, to be sure that they are getting what they need, and to steer the project to success.空白（5）处应选择（）

A. tell
B. know
C. communicate
D. feedback

关系数据库中的表不必具有的性质是（）。

A. 数据项不可再分
B. 同一列数据项要具有相同的数据类型
C. 记录的顺序可以任意排列
D. 字段的顺序不能任意排列