. is known to us all, America is a developed country the first world.
A. As; belonging
B. which; belonged
C. as; belonging to
D. which; belonged to
网友回答
A. As; belonging
B. which; belonged
(答案→)C. as; belonging to
D. which; belonged to
解析：考查as 与which的辨析和belong短语的用法。