单选题 The capital intended to broaden the export base and ______ efficiency gains from international trade was channeled in stead of uneconomic import substitution.
【正确答案】 A
【答案解析】[试题分析] 本题为动词词义辨析题。 [词义辨析] secure意为“保证,获得”;extend意为“延长,增进,提供”;defend意为“保卫,防御;辨护”;possess意为“拥有;控制;掌握”。根据题意,选项[A]为正确答案。