上期内容是:一、对当代作曲家张千一博士(简称千一),在不同时期创作的不同体裁、题材的音乐作品进行了总体评价。并对中国歌剧发展的源、流、变,《太阳雪》、《解放》二部歌剧的创作构想,以及千一在力图探索着各种与西方歌剧不同的音乐写法等方面,做了概括性的评估、论述。二、歌剧《太阳雪》的戏剧布局上:是借用了音乐结构中的 The content of the previous period is as follows: 1. An overall evaluation of contemporary composers of Dr. Zhang Qianyi (“Thousands of Thousands”), music compositions of different genres and themes created in different periods. And summed up the conception of the creation of the operas, the currents, the changes, the “Sun Snow” and the “Liberation” operas of the Chinese opera, as well as the attempts to explore various ways of writing music that are different from the western operas Assessment, discussion. Second, the opera “Snow” drama layout: is borrowed from the music structure