同学，不管你多富裕，也一定先把自己的要求表达清楚，最起码你们还是买卖双方呢，不是你把钱花出去你就毕业了。你要去站在消费者的角度去表达自己的诉求：开题、正文、字数、重复率、交稿时间、后期修改等等诸多要求。合理的去质疑对方，不要做“袁”大头！！！ four. Every single on the topic levels you are dealing with is referred to as a shapefile. What type of functions can be represented by a shapefil... http://spencerj44y9.blogkoo.com/not-known-facts-about-31038590