Tell whether work is done or no work is done
31. A boy pushing the wall
32. A box on top of a table.
33. You lifted a tray of eggs and carry it to your kitchen.
34. A person pushing a box across a floor.
35. An old man reading the newspaper. 36. A man holding a box of chocolate for her girlfriend.
37. A girl waiting for her turn for her order at Jollibee.
38. A cat running after a rat.
39. A laborer pulling a bag of cement 3 meters away.
40. A man pushes a car along a level road.​