It's mine / yours / ours — possessive pronouns
1. It's my phone.
2. It's mine.
3. The book is mine.
In sentence #1, we use the pronoun "my" together with the noun "phone".
In sentences #2 and #3, there is no noun because we don't want to repeat it.
You have to remember the forms of these possessive pronouns:
| Pronoun | Possessive adjective | Possessive pronoun | Examples | |
|---|---|---|---|---|
| I | my | mine | It's my phone. | → It's mine. |
| you | your | yours | It's your phone. | → It's yours. |
| he | his | his | It's his phone. | → It's his. |
| she | her | hers | It's her phone. | → It's hers. |
| we | our | ours | It's our phone. | → It's ours. |
| they | their | theirs | It's their phone. | → It's theirs. |
Examples
Is it your hat? Yes, it's mine.
Is it our problem? No, it's theirs.
That's not my pencil. It's yours.
I show her my photos, and she shows me hers.
Whose ...?
Let's learn questions with "whose".
Whose … is this? / Whose ... are these? = Who is the owner? Whom does this thing belong to?
Examples
Whose car is this? It's mine.
Whose tennis rackets are these? They're Kate's.
Whose desk is this? It's his.