this study was an attempt to investigate and compare the effect of lexical inferencing and concept mapping on developing vocabulary retention of iranian language learners. sixty homogeneous students from different intact classes who were being taught as intermediate learners in sokhan english institute participated in this study. they were in different classes. a teacher made test as a pre-test...

heteropoly acids (hpa) and their salts have advantages as catalysts which make them both economically and environmentally attractive, strong br?nsted acidity, exhibiting fast reversible multi-electron redox transformations under rather mild conditions, very high solubility in polar solvents, fairly high thermal stability in the solid states, and efficient oxidizing ability, so that they are imp...

Whereas Sufism and Islamic mysticism have played an essential role in the culture and civilization of our country, therefore it is duty of ous research scholars to do a comprehensive and minute investigation on various topics of Islamic mysticism. In this regard, an infrequent kind of benediction mentioned in the Sufi texts has been chosen and examined as the main subject of this article. We...