This book isn't mine_yours.It's hers.横线上填andThis book isn't mine_yours.It's hers.横线上填and 还是or?

来源：学生作业帮助网编辑：作业帮时间：2024/04/28 09:30:40

This book isn't mine___yours.It's hers.横线上填andThis book isn't mine___yours.It's hers.横线上填and 还是or?
This book isn't mine___yours.It's hers.横线上填and
This book isn't mine___yours.It's hers.
横线上填and 还是or?

This book isn't mine___yours.It's hers.横线上填andThis book isn't mine___yours.It's hers.横线上填and 还是or?
or
否定句的【和】用or.

or 因为是否定句