an investigation into oral interaction in language classes: a conversation analytic point of view the aim of this thesis is to analyze the interaction between language teachers and students in english language institutes. this work is done in the context of yasuj city. learning another language, which is in most cases english, involves many variables. one of these variables is the linguistic...

the purpose of this study was to investigate the effect of task repetition on accuracy of iranian efl learners ’speaking ability. in order to achieve this purpose, a null hypothesis was developed: there is no statistically significant difference between accuracy speaking ability in iranian efl learners by use of task repetition. ; of course i should mention that, beside this null hypothesis, an...

The current research with the aim of investigating the relation between differentiation (I-Position), secure attachment style and marital satisfaction with couple optimism intermediary was done among the first –grade students parental of Darab city in the years of 2012-2013. Three hundreds and fourteen parents were selected using the method of multi-clustering sampling and they completed the qu...

Introduction: The family, as an important institution and provider of individual and social health, can always be threatened by various factors. Therefore, it is necessary to pay attention to marital adjustment as an effective factor in maintaining the marital relationship. The aim of this study was to provide a model of marital adjustment based on self-differentiation and cognitive flexibility...

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...