Question

read these lines from sonnet 18 by william shakespeare. and every fair from fair sometime declines, by chance, or natures changing course untrimmd. the purpose of these lines is to explain that beauty can fade, teach a lesson about nature, define the meaning of fair, argue that things never change

Explanation:

The lines "And every fair from fair sometime declines, By chance, or nature's changing course untrimm'd" from "Sonnet 18" by William Shakespeare are highlighting the fact that beauty can fade. They are not arguing that things never change, defining the meaning of "fair", or teaching a general lesson about nature. The focus is on the impermanence of beauty.

Answer:

explain that beauty can fade