Speaking is the corner stone of any language.Without the ability to communicate,students cannot say they master a language.In English teaching,spoken English is not always the priority in teachers’minds.Traditionally,communicative ability has been long ignored by Chinese teacher because of the exam-oriented education system.In order to address this issue,role-play method has been employed in class activities.This is a method which students play a particular role in a certain situation.This paper aims to find a way to use this method to improve oral ability in senior high school.The paper first introduces reasons of using the role-play.And then it presents some advantages of this method.Next,it discusses the problems of the traditional English teaching approach.Finally,this paper demonstrates how to use role-play for the teaching of oral English.It concludes that role-play is an effective method to enhance students’oral ability and arouse their interests in English.