Matching Pairs Possessive 's Online version Brayan Ramirez Brian Reyes by Brayan Ramirez 1 It shows a relationship of belonging between one thing and another. 2 Functions of the possessive 3 4 To form the possessive... 5 The car of John 6 Fixed expression 7 Possessive add apostrophe + s to the noun. If the noun is plural, or already ends in s, just add an apostrophe after the s. John's car a day's work Men's clothes It is John's car. 'Belonging to' or 'ownership' is the most common relationship the possessive expresses.