This document describes a study that analyzed the developmental stages of question formation abilities in fourth semester English students at Mulawarman University in Indonesia. It reviewed various theories on developmental stages in language learning, including theories by Pienemann, Johnston and Brindley that identified 6 stages of question formation. The study used a qualitative research method to analyze questions students generated from a reading passage. Their questions were categorized according to the 6 developmental stages to determine which stages students had mastered.