Grammar - genitive

study ex 1 ex 2 ex 3 ex 4
 
1. Possessive
To make the genitive of nouns of people or animals we add 's
My mother's hobby is surfing.
The yellow one is my dad's car.

To plural of nouns of people or animals ending in -s we add ' (apostrophe)
The cats' food is in the kitchen.
Where is the ladies' room?

To proper nouns (name) ending in a sibilant (=sound like an S) we add an 's
Prince Charles's wedding was in 1981.
We walked through St James's park.
 
 

No S sound at the end

 S sound at the end  
Nouns 's '  
Names 's 's