This document discusses the use of the prepositions "in" and "from" when following adjectives in English. It provides examples of when to use each preposition. "In" is used to refer to places, activities, periods of time, or with static verbs. Examples include "in the future" and "stay in the USA." "From" is used to indicate place of origin or starting point, such as "He took a handkerchief from his pocket" or to indicate a time period something originated from, like "Here's a song from the 60s." The document also gives examples of adjectives that can be followed by each preposition, such as using "in" in phrases like "