To fund the ______ event and also promote the marketing value of the National Games, the organizing committee set up the Marketing Development Department (MDD).
 
【正确答案】 A
【答案解析】 形容词词义辨析。beneficent“行善的，慈善的”；expensive“昂贵的”；costly“昂贵的”；luxurious“奢华的”。语境是：为了向______事业提供资金，同时也为了提升全国运动会的市场价值，组委会成立了市场开发部(MDD)。将选项一一代入，符合语境的只有beneficent，故答案为A。