since the 1960s the age effects on learning both first and second language have been explored by many linguists and applied linguists (e.g lennerberg, 1967; schachter, 1996; long, 1990) and the existence of critical period for language acquisition was found to be a common ground of all these studies. in spite of some common findings, some issues about the impacts of age on acquiring a second or...

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

in new management approaches, in the organizations with inflexible structure, existing of red tapes and interruptions caused by limitations and also non-compliance with environmental changes, create demotivation among staff. with regard to the influence of job motivational potential and its relationship to the type of organizational structure( enabling and dissuasive), the goal of this research...

abstract: the present thesis includes ; one preface and 11speeches , that each speech considered in different researches . the prefact part , studied grammer back ground , the first speech considered a brief description about grammatical credits . the second speech considered the different typs of sentences , from structure and meaning points of view . the third speech considered the verb es...

چکیده ندارد.

abstract the main purpose of this study was to investigate whether there was any significant difference between the speaking achievement of learners who were trained by means of consciousness raising of sociolinguistic skills and that of learners who were trained without the above mentioned task. the participants of this study consist of 60 intermediate level students participating languag...

مقدمه: این مطالعه با هدف بررسی اثر عصاره ی هیدرواتانولی برگ گیاه anethum graveolens l. (age) بر روی سطح قندخون درموش های صحرایی نردیابتی انجام شد. مواد و روش ها: دراین مطالعه 42 سر موش صحرایی نر به طور تصادفی در 6 گروه تقسیم شدند . قندخون به صورت روزانه به مدت یک هفته توسط گلوکومتر و انسولین خون توسط دستگاه آنالایزر بررسی شدوداده ها با استفاده ازanova ی یک طرفه وسپس آزمونtukey مورد تجزیه وتحلی...