_______, the scenery looks much more beautiful.
A、Standing on top of the mountain
B、Seeing on the top of the mountain
C、Seen from the top of the mountain
D、When see from the top of the mountain
【正确答案】：C
【题目解析】：本题考察过去分词作状语，scenery与see之间的关系是被动的，所以用seen，这句话的意思是：如果从山顶往下看，景色更加的美丽。C项符合题意。
