Hong Kong is __ the south of China, it's one of the busiest cities in the word.( )
A. |
in |
B. |
on |
C. |
at |
D. |
to |
Hong Kong is __ the south of China, it's one of the busiest cities in the word.( )
A. |
in |
B. |
on |
C. |
at |
D. |
to |