The highway was covered with snow 这里with的用法

题目

The highway was covered with snow 这里with的用法
The highway was covered with snow 这句话为什么要用with snow 怎么不用BY呢
不是应该改成The highway was covered by snow吗

答案

with一般接名词,而by一般接动作
例如：we catch the cat with our hand
we catch the cat by using our hand