1. Tom made a number of suggestions, most of which were very helpful.
2. Mart has three brothers, all of whom are married.
3. We were given a lot of information, most of which was useless.
4. There were a lot of people at the party, only a few of whom I had met before.
5. I sent her two letters, neither of which she has received.
6. I have two sisters, both of whom are doctors.
7. He lent me many picture-books, most of which I had read.
8. The car crashed into a queue of people. Four of whom were killed.
9. He paid me $5 for cleaning ten windows, most of which hadn't been cleaned for at least a year.
10. In prison they fed us on dry bread, most of which was moldy.