Author: Juan Carlos Sánchez, John Arley Murillo, María Cristina Rosas – Description: This English self-study guide will help you describe actions or events in a time before now. The topic is related to places in the city. First of all, you will have to relate some words with their respective description, answer some questions about a short text and finally you will have to write down a short text about a trip you have done in the past.