You will write a diary for what reason？Do you like to use a cell phone record or on a notebook?I like keeping a diary,because it  to record and recall events and issues and  to honestly express my own thoughts and feelings.I think if I am old,go to read the diary I wrote,it would be a very interesting thing .你会因为什么原因而写日记呢？你喜欢用手机记录还是笔记本？我喜欢写日记我可以记录已经发生过的事情和表达我的想法以及感受。我想如果我老了，再去翻阅我写的日记，这将会是一件很有趣的事。