现在分词表示与主语之间是主动地关系,过去分词表示分词与主语之间是被动的关系. Eg .Atrracted by the beauty of nature,he decided to stay for another week. He lay on the bed,reading a book. 在第一个句子中,attracted 与它的主语he 之间是被动的关系.he was attracted. 在第二个句子中,reading与它的主语he 之间是主动地关系.he is reading a book.主动地去读
