This is a syntactical research of the Arabic subject case. This paper consists of 4 chapters. The first chapter explains the reasons for choosing this subject, the importance of Arabic Subject case and confines the realm of this research, Arabic Subject Case. The chapter two includes introducing traditional Arabic Grammarians opinions about Arabic Subject Case, and reveals that their opinions short points. The chapter three suggests new analysis to solve the problems. The conclusion compiles the results of this research.
