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问题 单项选择题 案例分析题

男性，60岁，贫血、腰背部及胸骨疼痛并慢性肾衰竭2年余。头颅X线平片和胸椎CT显示骨质疏松和多发骨质破坏。

确诊本病，最需要做下列哪一项检查（）

A.MRI增强扫描

B.CT增强扫描

C.核素扫描

D.骨髓穿刺活检

E.尿常规

答案

参考答案：D

选择题

酵母细胞的活化是指[ ]

A．让酵母细胞恢复运动状态

B．让酵母细胞在缺水状态下更容易休眠

C．让酵母细胞内酶活性加倍

D．让处于休眠状态的酵母细胞重新恢复正常的生活状态
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单项选择题

Extreme Programming(XP)is a discipline of software development with (71) of simplicity, communication，feedback and courage．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 succeed 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 (72) project that needs to deliver quality software rapidly and flexibly． An XP project needs a (73) customer to provide guidance．Customers，programmers, managers，are all working (74) to build the system that’s needed．Customers-those who have software that needs to be developed-will learn simple, effective ways to (75) what they need，to be sure that they are getting what they need，and to steer the project to success.

72（）

A．small-sized

B．moderately-sized

C．1arge-sized

D．huge-sized
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