II．完形填空（10分）
阅读下面短文，从短文后每小题所给的A.B.C.D四个选项中选出最佳选项。（共10
小题，每小题1分）
Winter was coming, and birds had flown far to the south, where the air was warm and they could find berries(浆果)to eat. One little bird had ___21___ its wing and could not fly with the others. It stayed at the cold world of snow___22___.The forest looked warm, and it made its way to the trees to___24___ help.
It came to a birch-tree(桦树),an oak and a willow, but they all___24___it.The poor little bird did not know ___25___to do. It began to fly away, though its wings were not strong. Before it had gone far, a voice was heard. "Little bird," it said, "where are you going?"
