the mice is being looked for everywhere by the cat把他变成主动态
问题描述：
the mice is being looked for everywhere by the cat
把他变成主动态
答
The cat is looking for mice everywhere .
答
The cat is looking for the mice everywhere.
答
猫正在到处找老鼠
答
the cat is looking for the mice everywhere
答
mice 是复数,怎么能用IS