Gain experience using Portuguese prepositions across different contexts. You will notice that you can't always rely on literal translations when it comes to prepositions.
Grammar
Learn the prepositions a, de, por, para, and em and combine them with definite articles ("o" and "a") to form contractions such as ao, do, pela, and na (roughly corresponding to "to the", "of the", "for the", and "in the").
Vocabulary
Practice vocabulary related to spending time with friends or family.