问题补充:
Nanjing is one of in China.
A. beautiful city
B. more beautiful city
C. the most beautiful city
D. the most beautiful cities
答案:
A. beautiful city
B. more beautiful city
C. the most beautiful city
(答案→)D. the most beautiful cities
解析:句意:南京是中国最美丽城市之一。形容词的最高级most前要加定冠词the;而在表达“…… 之一”时,后面的名词要用复数形式;故选D。