Here are the correct prepositions for each sentence:

1. I was delighted **with** the present you gave me.
2. It was very nice **of** you to do my shopping.
3. Why are you so rude **to** your sisters? Can’t you be nice **to** them?
4. Were you disappointed **with** your exam results?
5. We always have the same food every day. I’m fed up **with** it.
6. I can’t understand the people who are cruel **to** animals.
7. Linda doesn’t look very well. I’m worried **about** her.
8. It was a bit careless **of** you to leave the door unlocked.
9. Are you angry **about** what happened?
10. I’m sorry **for** what I said. I hope you’re not angry **with** me.