关于开题报告英语
论文最好能建立在平日比较注意探索的问题的基础上，写论文主要是反映学生对问题的思考， 详细内容请看下文开题报告英语。
课题研究现状：
English idioms are an important part of the English vocabulary. the general tendencies of present-day English are towards more idiomatic usages. halliday and hason (1976) pointed out that there are three functions of English idioms (ideational function, interpersonal function and textual function). another scholar, fernando c. (1996), also made valuable contributions to the understanding of idiomatic expression_r of coherent text, and in the creation of stylistic effects.
chinese linguists like hu zhuanglin (1994, 1996), zhu yongsheng (1995, 1996, 1997) and zhang delu (1994) mainly made contributions to the study of textual cohesion.
课题研究目的：
this paper is firstly intended to define English idioms and analyze the features of them. it then explores the cohesive function after careful analysis and discussion, attempting to arouse the concern of using idioms appropriately and help readers make full use of the cohesive function for communicating more concisely and idiomatically, thus more effectively.
