Disinterested ali uninterested?

Vprašanje 1
Complete the following sentences with disinterested or uninterested. Be careful and use the correct form.
1. I used to collect napkins, but I am these days.
2. Most of the spectators at the baseball match were .
3. The professor gave us a opinion.
4. Paulina is in the outcome of the matches.
5. Every judge needs to be .
6. I am about the USA politics.
7. The teacher talked about China's economy, but the students were .
8. He was very fair, his decision was .