Possessive 's (A1 Grammar)

Add 's to show something belongs to someone.

Quick tip: Singular='s, Plural ending -s=', Irregular plural='s

Singular: add 's

Add 's after the person or thing.

• Ethan's car
• my sister's room
• the dog's tail

Plural ending in -s: add '

Just add apostrophe after the -s.

• my parents' house
• the students' books
• the teachers' room

Irregular plurals: add 's

Children, men, women don't end in -s, so add 's.

• children's toys
• men's clothes
• women's shoes

Common mistakes

• Not "My sister room" — say "My sister's room". Need 's to show possession.
• Not "The students's books" — say "The students' books". Plural -s: just add '.
• Not "The childrens' toys" — say "The children's toys". Children doesn't end in -s.

Practise it

Whose is it? It's Liam's, my friend's, the students'