Fill in the gaps with the defining pronouns in parentheses.
1. My friends and I would like to thank you for your hospitality. We ... enjoyed ourselves very much. (all, both)
2. There are two public libraries in the city, but ... of them is located close to where I live. (neither, none)
3. Two wrist watches were left here. Is ... of them yours? (any, either)
4. He has three nephews. ... of them have graduated from university. (All, Both)
5. I have two violins. You are welcome to use ... of them. (any, either)
6. My aunt and uncle are ... coming for a visit. (all, both)
7. George and Tom like playing chess together, but ... of them likes to lose a game (neither, none)
8. The bush is covered with blueberries. Are ... of them ripe yet? (any, either)
9. I have read five books on the subject, but ... of them were very helpful. (neither, none)