Japan is the east of China and Guangzhou is the south of China.A. in toB. in inC. to in

问题补充：

Japan is the east of China and Guangzhou is the south of China.

A. in, to

B. in, in

C. to, in

D. to, to

答案：

A. in, to

B. in, in

(答案→)C. to, in

D. to, to

解析：句意：日本在中国的东边，广州位于中国的南部。to 表示没有接壤也不包括在内，in表示在范围之内，on表示接壤，故选C