Adjective
1. dirty
The air here is unclean.
Test
1 / 5
The ostrich has lost the ability to fly.
2 / 5
She was listening to the English teacher absent-mindedly.
3 / 5
Dry sand absorbs water.
4 / 5
His classroom is just above us.
5 / 5
Don't abuse that man, he can't help walking slowly.
Your score is