a) What began on the hill?
A desperate race of the machines against the foxes began on the hill.
b) How did the three farmers act?
The tree farmers acted like madmen.
c) Why did crowds of people come to see the hole the machines had dug?
They came to see it because it was like the crater of a volcano.
d) Why did the people laugh?
They laughed because it was silly to dig so long and spend so much time trying to catch the foxes.
e) Were the farmers more willing than ever to catch the fox?
Yes, they were. They were more furious and more obstinate and more willing than ever to catch the fox.