这句话中,前一个词加三单s,为什么后一个不加s?

问题描述:

这句话中,前一个词加三单s,为什么后一个不加s?
这是阿凡达6分51秒时的台词
Out there,beyond that fence,every living thing that crawls,flies or squats in the mud (wants) to kill you and (eat )your eyes for Jujubes
看括号,为什么前面加了s,后面不加,不是说前后对应么?

前面是三单.
eat 是和kill对应.
wants to kill you and wants to eat your eyes