This document provides prepositions of time and place in Portuguese with examples. It discusses prepositions used to indicate specific times like "at" and dates like "on" as well as periods of time like "in", "for", and "since". For place, it discusses prepositions used to indicate specific locations like "at" and "in" as well as positions relative to other objects like "above", "below", "beside", and "between". Over 50 different prepositions of time and place are defined and exemplified.