When you come into our school yard, you will notice our beautiful school _____by green trees.
The price of the house is reasonable and I love its garden _____.
The prisoners _____ to escape, but failed.
Hey, your serve is too fast. _____, okay?
He made _____ experiments to prove his theory, and the number _____ added up to 600.
Had it not been for your help, I _____ penniless today.