第二部分 知识运用（共两节，满分30分）
第一节 单项填空 (10分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
21. Through the economic reform, the economic situation of China ________ much better than it used to be.
A. turned into B. turned off C. turned in D. turned out
22. The coach is an able man, but __________ he demands too much of people.
A. on the other hand B. on one hand
C. otherwise D. in fact
