1; The house is very dirty
2; He puts on an apron
3; He puts scouring powder into the sink
4; He scrubs the sink with a sponge
5; He sweeps the floor with a broom
6; He puts some water into a bucket
7; He adds soap to the bucket
8; He puts the mop into the bucket
9; He mops the floor
10; He dusts the chair
11; He empties the trash
12; He plugs in the vacuum cleaner
13; He turns on the vacuum cleaner
14; He cleans the carpets
15; He puts away the cleaning materials
16; Everything looks very clean