Write a sentence for each of the four past tenses using the subject "Rockwell" and the verb "paint

Simple Past: Rockwell painted and coloured surfaces with substances full of nanites.

Past Continuous: High, on the walls of which are the original painting, by

Rockwell.

Past Perfect: Rockwell had gone home; then had worked slowly on toward his painting.

Past Perfect Continuous: Rockwell had been painting for 2 hours.