试题题干
（ ） is an organization of European countries that have joint policies on matters such as trade, agriculture and finance.
参考答案
正确答案：
试题解析
本题主要考察欧盟的定义。
the European Union also E. U. : an organization of European countries which have joint policies on matters such as trade, agriculture and finance.
欧盟，又称E.U.，是在贸易、农业和金融等问题上有联合政策的欧洲国家组织。
A选项联邦，C选项北大西洋公约组织，D选项联合国教科文组织均不符合题干要求，故选B。