1. We need to draw a level line on the wall to ensure the shelves are installed evenly.2. The carpenter used a ruler and a pencil to draw a level line across the piece of wood.3. Before starting the building project, we need to draw a level on the ground to ensure the foundation is even.4. I used a spirit level to draw a horizontal line on the whiteboard.5. The architect carefully measured and drew a level on the blueprint to indicate the floor height.