This document provides an overview of key Spanish 3 grammar topics including:
1) El Pretérito and El Imperfecto and how they are used to describe completed vs ongoing actions in the past.
2) Comparatives and superlatives and the different forms they can take.
3) Verbs like gustar and how they are conjugated.
4) Irregular verbs like ser, ir, and hacer as well as car/gar/zar verbs and how they are conjugated in the preterite.
5) How por and para are used to indicate location, duration, cause and more.