新高考（英语基础高一）2018年11月期

新高考（英语基础高一）2018年11月期

Origin

The festival is based on the theory of yin and yang, the two opposing principles in nature. Yin is feminine, negative
principle, while yang is masculineand positive. In ancient times people believed that all natural phenomena could be explained by this theory. Numbers were also related to this theory......