I don't understand how to use indefinite pronouns. I am having trouble with questions like these:
Can somebody help me with these questions. Some of them may be correct.
1. Everybody is going in their own car.
2. None of the butter have spoiled.
3. None of the chairs have broken.
4. Anyone was welcome to try their luck.
5. Several of those tables are to be sold.
6. Anyone of them can go.