Turkish language and Arabic language by doing grammar comparison between two languages on the one hand teypes of the sentence

The aims of this work is to determines aspect of similarity and different grammar between Turkish language and Arabic language by doing grammar comparison between two languages on the one hand teypes of the sentence, elements of the sentence, additional structures and descriptive with taking grammar of the Turkish language as the basic of the comparison process, and in the same time to aims to knowing the effect of grammatical differences differences on the students of the Turkich language especially Arab students based on exam had tested on them.In order to improving error resulting of the impact of native language or not, it had been studied the mistakes that happened from Arab students, and it had been identified which mistakes more common than others, beside it had mentioned the reasons that led to the occurrence.The recults obtained of research by using the method of error analysis, showed that mistakes resulting of the impact of native language which represented 34% of the total mistakes, and in general the reason of these mistakes was inverse construction between the two languages. Beside there is no tool to show the object in Arabic sentence except fort he movement that are placed on the last word. Also the frequent use of links and misuse of the formats of the names (prepositions).Key Word: Syntactic Differences, Teaching of Turkish, Comparative Linguistics