Répondre :
1. **Yours**: This book is yours; you left it on the table.
2. **His**: The car parked outside is his; he bought it last year.
3. Hers: That jacket is hers; she wears it all the time.
4. **Its**: The cat scratched its ear; it seemed to be itchy.
5. **Ours**: The house on the corner is ours; we moved in last summer.
6. **Theirs**: The decision is theirs; they have to make the final call.