The woman listens to a Walkman and looks at the zebra in the zoo.这句中listens和looks后面为什么加s.
问题描述：
The woman listens to a Walkman and looks at the zebra in the zoo.这句中listens和looks后面为什么加s.
答
一般现在时,the woman是第三人称,谓语动词用单数,所以前后保持一致,都加s