Seen from the top of the hill,the village is very beautiful.状语从句主语和整个句子主语都是village,所以状语逻辑主语就省略掉了.又因为see的动作不是主语发出的,而是施事对象,所以用被动式：seen.你可以和主语是人的句子参照来学习：Seeing from the top of the hill,we know the village is very beautiful.