参考答案：D

解析：[听力原文]There is some evidence that the foreign firm affiliates in this country have developed rapidly without having a decisive effect on the technological capacities and export competitiveness of the country’s local firms. The local content of processed exports and evolution of domestic exports tend to indicate that there are limited linkages between the two.

[分析]： 特定信息的找寻和判断。 关于外国公司子公司和当地公司的关系，原文认为外国公司子公司在该国发展迅速但 without having a decisive effect on the technological capacities and export competitiveness of the country’s local firms即对当地公司技术能力和出口竞争力没有发挥决定性影响。由此可见，选项D的内容与原文含义相符。[解题关键] 掌握同义词替换。本题中原文without having a decisive effect on 与选项D中have hardly exerted any positive influence on意思相当。