We learn from the Song of the Yangtze River in this text, including the magnificent words deeply touched me, let me Yanjuan meditation!

我们学习了长江之歌这篇课文，其中那华丽的词句，深深地打动了我，让我掩卷沉思！

youdao

The order of the pollution for serious level to light level in the seven key river systems in 2001 is: Hai river, Liao river, Huai river, Huang river, Song Hua river, Yangtze river and Pearl river.

2001年度七大水系污染由重到轻的顺序依次是：海河、辽河、淮河、黄河、松花江、长江和珠江。

youdao