TPO 20 阅读第2篇 第3题The phrase this remarkable change in the passage refers to 为什么答案是D?
本题对应原文 Within 2,000 years, the human population of the region numbered in the tens of thousands, all as a result of village life and farming，即由于农业和城镇的发展，人口急剧增长，下文说的 this remarkable change 指的就是人口的快速增长，对应 D 选项。
