Subordinating conjunctions - because, although, when, if, unless, since — IITM BS previous year questions

Subordinating conjunctions - because, although, when, if, unless, since is part of Prepositions, Conjunctions, and Interjections, Week 2 in English 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.