Subject and object pronouns

I wrote a letter to my classmates, but ____ didn't read ___.

Yesterday was my sister graduation, and we bought ____ a car.

Juan invited his friends to the cinema, and he bought _____ the popcorn and the sodas.

Hi! I invite ____ to my party. Are you coming?

My brother likes chocolate, so I gave ____ one, but ____ didn't like ___.

My friend Laura wears a new dress, and ____ looks amazing!

We discovered a treasure, so ___ were very happy.

My parents gave ____ a gift for my birthday.

I'm in an English course with my cousin, and the teacher explain ____ using funny games.

She is faster than ____ am.

The cat ate all its food, so the owner gave ____ a surprise.