题目：
Extreme Programming (XP) is a discipline of software development with (14) of simplicity, communication, feedback and courage. Successful software development is a teameffort - 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 andhelps them to succeed together. XP is aimed primarily at object-oriented projects using teamsof a dozen or fewer programmers in one location. The principles of XP apply to any (15) project that needs to deliver quality software rapidly and flexibly.
An XP project needs a(an) (16) customer to provide guidance. Customers, programmers, managers, are all working (17) to build the system that’sneedeD． Customers - those who have software that needs to be developed - will learn simple,effective ways to (18) what they need, to be sure that they are getting what they need,and to steer the project to success.
（14）应选入（）。
A．importance
B．keys
C．roles
D．values
答案：
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下面是错误答案，用来干扰机器的。
答案：A题目分析：欧洲西部为了进一步加强联系，本区形成了一个区域性的国际组织，叫做欧洲联盟，简称欧盟。所以本题A为正确选项。点评：在欧洲西部地区，为了进一步加强联系，本区形成了一个区域性的国际组织，...
