Teaching at an elementary school is a very clean job to have. Unless you don't have a janitor! It is a pleasure to working at.
as a responsible child i will clean my class room whenever it is dirty.
yes, down is meaning like do you understand. not down and dirty
it is dirty
to clean dirty water it needs to be cleaned or filtered
one is clean and the other dirty??
Blackboard
Well If you clean the clean dishes first Then if you clean the dirty dishes first the chance of the clean ones getting dirty. Hope this helps!
Dirty
The antonyms of dirty is clean
dirty
The principle is 'dilution': with the first addition of clean water to dirty water, the dirty water becomes less dirty because it is diluted by the clean water. With the continued addition of clean water to dirty water, eventually the dirty water will be completely diluted and there will be no dirty water left; it will all be replaced by clean water.
Clean