Insert few or a few

Insert few or a few:

1. It’s so difficult that … people can do that. 2. It was so cold that … people came. 3. There are … places hotter. 4. He has … friends so he almost never goes out. 5. Can you give me … examples? 6. …flowers would look nice, but we don’t need many. 7. I’ve been there … times, but not often. 8. … men have served their country so well. 9. He’s had quite … accidents.