根据短文内容和所给中文提示，在空白处写出单词的正确形式。
To me, Linda is like a （珍宝）and my sunshine. I met Linda when I first came to this school. Now we have been good friends for three years. It was fine that day, but I felt nervous and sad because I didn't know anybody in this new school and my English wasn't good enough. Just at that time, Linda came to me, with a smile on her face, she （介绍）herself to me and （对待）me like a big sister. She （鼓励）me to make friends with the students in class and she also （把……列为一部分）me into her circle of friends. Day by day, I didn't feel （孤独的）any more. Instead, I felt happy and meaningful every day.
With Linda's help, I （通过）the exams easily and I became a girl who didn't （拒绝）to change. We spend most of our free time laughing together now, and we （粘）together like glue. Although one day, we may get （分开）, the friendship between us will last forever.