What happens next in this paragraph?

The man in white shirt is putting cement on the wall. The man is holding a blue long tube pointing on the wall. the man in gray uniform
*remove his black bowler and put it over the white tube.; *went down the wall and walk on the floor.; *walked walk and set down tiles on the floor.; *used the tube/pump and spray the cement on the wall.;
used the tube/pump and spray the cement on the wall.