This qualitative study presents a review of how the acquisition of oral fluency is developed through selected and specific activities. Also, there is an analysis of possible aspects and difficulties that may affect second language learners in mastering speaking fluency in EFL. The study of twenty-one related articles proves that second learners require a proper environment with practicing opportunities to develop and express their ideas correctly. Besides that, second learners need selected activities and techniques that help them improve this specific language skill. Results show how English second learners improve their speaking fluency with the correct technique application and activities.