【题目】_______form the top of the tower, the south foot of the mountain is a sea of trees
A. seen B. seeing
C. having seen D. to seen
在线课程【答案】A
【解析】试题分析：考查过去分词做状语，从句子分析，这里需要非谓语动词做状语，而且see和逻辑主语the south foot of the mountain是被动关系，用过去分词，句意是：从塔顶看，山的南山脚是一片树。选A。
考点:考查过去分词做状语