1. I rub it so I can start a fire.
2. The stove produces heat.
3. The ashes are dirty.
4. You can toast some slices of bread.
5. The water is boiling in the kettle.
6. The honey is in that jar.
7. He is washing the dishes.
8. We bought some meat from the butcher.
9. The detective solved the mistery.
10. I hurt my knee playing football.
11. He likes to blow in my face.
12. He beat Mark in the competition.