题目

C In some parts of the United States, farming is easy. But farming has always been difficult in the northeastern corner of the country, which is called New England. New England has many trees and thin, rocky soil. Anyone who has wanted to start a new farm there has had to work very hard. The first job has been cutting down trees. The next job has been digging stumps (树桩) of the trees out of the soil. Then the farmer has had the difficult job of removing stones from his land. The work of removing stones never really ends, because every winter more stones appear. They come up through the thiYou can't tell him anything: he's ________ pig-headed. [　　] A．too muchB．too many C．much tooD．many too