Lin Kexin can never forget that sincere and happy friendship, nor can she forget those interesting and romantic past events that happened in dormitory 311 of the girls' dormitory. She knows that she will not forget it, and her friends will always remember it too. ． ． ． ． ．
(I would like to dedicate this document to my roommates who I can't forget. Thank you for the happiness you brought me. You made my days in Beijing colorful and made me reluctant to leave.)