【正确答案】Today, I am pleased to have the opportunity to visit his historic and prestigious university and to give a speech.
Looking back over the past one hundred years, there have been tremendous developments and changes in the political, economic, social and legal spheres. After 20 years of reform and opening up, China has undergone a world of changes.
Today, I'd like to focus on the development of our legal system. Our legal construction has been conducted in accordance with the characteristics of China.
For over 20 years, in order to facilitate our reform and opening up and modernization construction, we have carried out political reform along with economic reform.

【答案解析】[听力原文]
今天，我有机会来到这所历史悠久、享有盛誉的著名大学进行参观和演讲，我感到十分高兴。
回首百年，我们两国的政治、经济、社会、法律等领域都经历了巨大的发展和变化，改革开放20多年来中国发生了沧桑巨变。
今天，我想重点向各位介绍一下中国法制建设的情况。中国的法制建设是根据中国的国情进行的。
20多年来，中国为了促进改革开放和现代化建设，在坚持经济体制改革的同时，也进行了政治体制改革。