问题：
[单选]8. The watch was very good, and he 20 percent down for it.
A . a good one
B . a better one
C . the best one
D . a best one
参考答案：A
参考解析：
本题暂无解析
8. The watch was very good, and he &n
8. The watch was very good, and he 20 percent down for it.
8. The watch was very good, and he 20 percent down for it.
