1. I've been trying to learn Italian, but I am not very happy ..... my progress.
2. I was delighted ..... the jewelery my sister gave me.
3. It was very nice ..... you to cook dinner for me.
4. Why are you so rude ..... your friends?
5. It was careless ..... you to leave the lights on when you went out.
6. She didn't reply to my message, which wasn't very polite ..... her.
7. I always have the same lunch every day. I'm fed up ..... it.
8. I can't understand people who are cruel ..... dogs.
9. They enjoyed their summer holidays but they were a bit disappointed ..... the hotel.
10. I was very surprised ..... the way Peter behaved.