1.宿舍生活是大学生活的一部分，但是有时会出现不和谐的情况;
2.创建和谐的宿舍生活的重要性;
3.怎样创建和谐的宿舍生活。
参考范文：
On a Harmonious Dormitory Life
Dormitory life is an indispensable part ofcollege life. But sometimes the harmony in thedormitory is disturbed in one way or another.
As is known to all, a harmonious dormitory lifeis important to college students and benefits all themembers. On the one hand, we can have a good rest and put our heart into study. On the otherhand, we will have a good mood and enjoy being together.
There are several ways to create and maintain a harmonious dormitory life. Firstly, youhave to evaluate your life-style and try to get rid of your dirty habits, if there are any. Secondly, when an annoying situation arises, you’ll just have to learn to tolerate each otherand co-exist. Thirdly, you’ll have to share with each other and make good friends.
In conclusion, we should j try our best tobuild harmonious dormitory life for the sakeof.good study and sood life.
indispensable adj.必不可少的，非 常重要的
evaluate v.评价
get rid of 除掉
disturb v.打扰
annoying adj.烦人的，讨厌的
in one way or another用这种或那种方式，以某种方式
arise v.产生，发生
tolerate v.忍受
as is known to all 众所周知
for the sake of ...为了............. 的利益，为了.... 的目的
