Explications:
1) **He** saw **her** yesterday.
2) Give **this** book to **your** brother.
3) **My** dog ate **my** homework.
4) **Dave and I** bought new shoes.
5) Did **James and John** take **this** train?
6) **Mark** loves **his** wife very much.
7) **Peter** has bought a new car but **he** can't drive **it**.
8) I'll visit **your** parents soon.
9) **Cathy** has broken **her** computer again.
