问题补充：
is different from that of the 19th century.
A. New York of the 18th century
B. The New York of the 18th century
C. The New York of 18th century
D. New York of 18th century
答案：
A. New York of the 18th century
(答案→)B. The New York of the 18th century
C. The New York of 18th century
D. New York of 18th century
解析：名词由of短语修饰时，须在此名词前面加冠词。
