1. Please keep off the grass.
2. Keep off the grass.
3. Keep off the Grass!
4. He told the boys playing football to keep off the grass.
5. By 11am 1,000 people were milling around Parliament Square, keeping off the grass, and greeting old friends.
6. Don't walk across the lawn; keep off the grass.
7. The policeman told the boys to keep off the grass.
8. There is a sign saying Keep off the Grass a park.