This document contains an English grammar lesson about adjectives followed by the prepositions "on" and "of". It provides examples of adjectives commonly used with each preposition, such as "keen, dependent, based, reliant" used with "on" and "fond, proud, ashamed, jealous" used with "of". The lesson includes exercises for students to practice identifying the correct prepositions for different adjectives. It also contains a test for students to demonstrate their understanding of using adjectives with "on" and "of".