HER

例句：

1. 1. She is a teacher, and I am her student.
   她是一名教师，我是她的学生。
2. 2. Yesterday, she went to the library and borrowed my book.
   昨天，她去图书馆借了我的书。
3. 3. She has two sisters, and they are both very kind.
   她有两个妹妹，她们都很善良。