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