Unit 58. -’s (Ann’s camera/my brother’s car etc.
|my brother's car
|the manager's office
(his or her office)
- We normally use -'s (not of …) for people:
- I stayed at my sister's house. (not ‘the house of my sister’)
- Have you met Mr Kelly's wife? (not ‘the wife of Mr Kelly’)
- Are you going to James's party?
- Ann is a girl's name.
You can use -'s without a noun:
- Mary's hair is longer than Ann's. (= Ann's hair)
- ‘Whose umbrella is this?’ ‘It's my mother's.’ (= my mother's umbrella)
- ‘Where were you last night?’ ‘At John's.’ (= John's house)
- friend's and friends'
|my friend's house = one friend
(= his house or her house)
|my friends' house = two or more friends
(= their house)
We write -'s after friend/student/mother etc. (singular):
my mother's car (one mother)
my father's car (one father)
We write -' after friends/students/parents etc. (plural):
my parents' car (two parents)
- We use of … (not usually -'s) for things, places etc.:
the roof of the building (not ‘the building's roof’)
the beginning of the film (not ‘the film's beginning’)
the time of the next train
the capital of Spain
the meaning of this word
the name of this town
the cause of the problem
the back of the car