Commonplace
Under this canopy you have a brush (in its 肀 form) and a task to complete with it. This is totally commonplace.
This is a totally commonplace thing for almost every class or job you'll ever have. They sit you down under the canopy, put a brush in your hand, and say, "Here, complete this task. I'll be over there."
よう
None
None
This is so commonplace and familiar to you that you finish your task early and eat some yogurt (よう) while you wait for the guy to come back.
As you eat the yogurt you think about how commonplace yogurt is too. It's just a normal, plain, boring old food, found in practically everyone's fridge.