问题补充:
Langlang plays the piano very well. He is one of pianists in China.
A. famous
B. more famous
C. most famous
D. the most famous
答案:
A. famous
B. more famous
C. most famous
(答案→)D. the most famous
解析:one of 最高级+名词的复数,最……当中的一个。最高级前加冠词the。in China,是比较的范围。句意:朗朗钢琴弹的非常好。他是中国最著名的钢琴家之一。故选D。