Don't trust all customer service. Personal documents must be properly protected. The format problem may be related to the office software you use. If you use different software than the teacher, there is a good chance that something will go wrong. You have plenty of time. There should be no problem with writing, but it has nothing to do with time. Almost all the papers on Taobao are patchwork, and the most useful one is a topic. At the same time, the time to contact customer service for reply is also a problem.