1.Chalk is used for writing герундием on the blackboard.
2. We sat by the river-side listening причастием to the running существительным of the water.
3. The cleaning существительным of the room was done by the girls.
4. Working герундием in the garden is very good for the health of people.
5. Going причастием home from the cinema, they were discussing причастием the play they had seen.
6. Remembering герундием that time was like going герундием back to his childhood.