Preface Discourse Studieswhich has been developing the most rapidly in recent years has been known as its“multidisciplinary nature”or“interdisciplinary nature”.Discourse Studiesis a very broad research field which discourages many scholars as it involves many disciplines and complicated research methods; therefore, it is very necessary to combing the theoretical background and development status of the discourse analysis. Schiffrin (1994) thought that discourse was the broadest and the least defined concept, which mainly derived from the diversity of its uses and different disciplinary background. In this book, we translate discourse studies asDiscourse Studiesfor the convenience of expression. Whatever the term discourse is, we can affirm that it is about the language, meaning and contex…