参考答案：D

解析：[听力原文]The world is going through the biggest wave of mergers and acquisitions ever witnessed. The process sweeps from hyperactive America to Europe and reaches the emerging countries with unsurpassed might. Many in these countries are looking at this process and worrying "won’t the wave of business concentration turn into uncontrollable anticompetitive force "

[分析]： 主旨题。 原文首句点明全段中心The world is going through the biggest wave of mergers and acquisitions ever witnessed，结尾句Won’t the wave of business concentration turn into uncontrollable anti-competitive force 又对全段进行了概括。综合首尾句，可得出全文主旨，由此可见D项说全球商业发展趋势是商业机构相互兼并，更具有竞争力，与原文相符，是正确答案。[解题关键] 正确识别段落的中心句。一般首句点明全段中心，结尾句概括段落主要内容。