the aim of this study is investigating the effect of teaching “metacognitive strategies” on the way which scientific information retrieval workes by the using of google scholar searching machine on the students of ms in the psycology & education faculty of allameh tabatabayi university in 2007-2008 academic year. the statistical community was the students of ms in psychology & education facult...

abstract the current study set out to address the issue as to whether the implementation of portfolio assessment would give rise to iranian pre-intermediate efl learner autonomy. participants comprised 60 female in pre-intermediate level within the age range of 16-28.they were selected from among 90 language learners based on their scores on language proficiency test -key english test. then, t...

سرمایه گذاران همواره تمایل دارند تا از میزان موفقیت مدیران در به کارگیری از سرمایه شان آگاهی یابند . آنها علاقه مند هستند تا دریابند از سرمایه گذاری انجام شده ، چه اندازه ارزش ایجاد شده است . تحلیل گران به دنبال معیاری هستند تا با در نظر گرفتن هزینه سرمایه و نرخ بازده سرمایه گذاری برای حداکثر کردن ارزش شرکت و افزایش ثروت سهامداران اقدام کنند. این پژوهشجهت تعیین فرصت های سرمایه گذاری از تحلیل عا...

all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...

Abstract Background: Having an inclusive approach and explaining involvement practices and the roles played by the actors in healthcare ecosystems is a critical factor in healthcare industry. The aim of this study was to design the process pattern of value co-creation in the healthcare ecosystem. Methods: This study was practical in terms of the goal, and descriptive-survey with a two-staged ...

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...

this study investigated the effects of planning on second-language written production with regard to task type. the participants were 75 iranian learners of english as a foreign language attending a private foreign language institution. they were asked to complete two different types of writing tasks (expository writing task and argumentative writing task) in different planned conditions (indiv...

efl/esl textbooks have been regarded as essential language teaching materials with which the learners spend about 70 up to 90 percent of their class time. the important role they play and their vast use make them not only influential in learning the language but also in shaping values and attitudes. put it another way, textbooks socialize learners using their contents (i.e. texts, illustrations...