Hi!I'm new one here,and let me introduce myself first.my name is liuruirui,and I'm the member of the generation after 80s.I will graduate from the Dalian university of technology July.My major is chemical process machinery.I 'm glad here to learn English,and I hope this is the best chance for us to learn English together.作者: nali219 时间: 2010-3-14 09:19