throughout this dissertation r is a commutative ring with identity and m is a unitary r-module. in this dissertation we investigate submodules of multiplication , prufer and dedekind modules. we also stat the equivalent conditions for which is ring , wher l is a submodule of afaithful multiplication prufer module. we introduce the concept of integrally closed modules and show that faithful mu...

learning english is very popular all over the world nowadays and it is considered a high prestigious language among citizens of different societies. one of the most important materials for learning a new language are textbooks. the debate that whether learning a new language is natural and neutral or ideological and influential on people’s worldviews, has always been of great importance.

Arab-Israeli conflict over the past decades has been the oldest  problem in the Middle East. There have been four wars in this area during 2004-2014 decades. The main research question is: “What were the Israel’s aims in the wars against Hezbollah and Hamas?” In response it seems that concurrent with destruction of infrastructure in Lebanon and Palestine, the Israel’s aims of these wars have be...

The Relationship between Religion and Environment Protection Over the past few decades, especially after the publication of  Lyyn White᾿s article on the historical roots of the environmental crisis and its critique of the Jewish-Christian viewpoint, has entered into discussions with scientists, especially thinkers of humanities. During these decades, various views have been expressed about the ...

current studies in second language (l2) learning have revealed the positive role of corrective feedback (cf) in both oral and written forms in different language features. the present study was an attempt to investigate the effect of both direct and indirect written corrective feedback (wcf) on the use of grammatical collocations in l2 writing. the study also sought to examine whether the effec...