the importance of writing as a complex skill in applied linguistics has drawn the attention of many researchers to evaluate textbooks in order to help learners gain self-sufficiency and autonomy in the field of language use and communication. investigations have shown that developments in textbooks evaluation can promote the quality of pedagogies and consequently the learning. this study attemp...

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 ...

Background: Post-traumatic stress disorder (PTSD) is one the stress-related  anxiety disorder that can occur after one or more specific traumatic experiences. Traumatic events are served as a treat to health and safety. These events may affect the course of the natural growth, academic performance, and other functional abilities of each students which cause post-traumatic stress disorder. Today...